WO2019061370A1 - Signal transmission method and apparatus - Google Patents
Signal transmission method and apparatus Download PDFInfo
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- WO2019061370A1 WO2019061370A1 PCT/CN2017/104676 CN2017104676W WO2019061370A1 WO 2019061370 A1 WO2019061370 A1 WO 2019061370A1 CN 2017104676 W CN2017104676 W CN 2017104676W WO 2019061370 A1 WO2019061370 A1 WO 2019061370A1
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- uav
- cell
- drone
- channel
- frequency resource
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- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04W—WIRELESS COMMUNICATION NETWORKS
- H04W88/00—Devices specially adapted for wireless communication networks, e.g. terminals, base stations or access point devices
- H04W88/08—Access point devices
Definitions
- the present application relates to communication systems and, more particularly, to a method and apparatus for signal transmission.
- the downlink signal reception of the drone equipment is interfered by a plurality of other network equipments, and the uplink signal transmission of the drone equipment also interferes with the uplink signal of the ground terminal equipment.
- the traditional scheme adopts Coordinated Multiple Points (CoMP) technology.
- CoMP Coordinated Multiple Points
- the CoMP technology adopts a cooperative set, and the physical cells in the cooperative set jointly transmit or receive to improve the reliability of signal transmission.
- the present application provides a method and apparatus for signal transmission that can help reduce frequent handovers.
- a method for signal transmission comprising: determining, by a network device, a first unmanned cell, the first unmanned cell comprising at least two synchronized physical cells; the network device transmitting indication information, The indication information is used to indicate that the drone device accesses the first drone cell.
- the network device determines a first unmanned cell including at least two synchronized physical cells, and indicates, by the indication information, that the drone device accesses the first unmanned cell, such that the drone device can determine the connection according to the indication information.
- the network device determines a first unmanned cell including at least two synchronized physical cells, and indicates, by the indication information, that the drone device accesses the first unmanned cell, such that the drone device can determine the connection according to the indication information.
- Into the first unmanned cell thereby avoiding frequent handovers between physical cells, helping to reduce the impact on the continuity of the service.
- the method further includes: the network device sending scheduling information, where the scheduling information is used to indicate a first time-frequency resource configured for the UAV device, the first time-frequency resource and the second time
- the second time-frequency resource is a time-frequency resource configured by the network device included in the physical cell of the first unmanned cell, and is configured by the terminal device in the coverage area; the network device is in the first time-frequency resource
- the drone device transmits signals.
- the network device can negotiate the configuration of time-frequency resources between network devices included in different physical cells in the first unmanned cell, and avoid interference between different physical cells.
- the method further includes: the network device transmitting at least one of a UAV common channel, a UAV control channel, and a UAV downlink shared channel in a multicast single frequency network MBSFN subframe,
- the UAV common channel includes at least one of a UAV synchronization channel, a UAV broadcast channel, and a UAV random access channel.
- the network device can avoid interference caused by the common channel transmitted in the non-MBSFN subframe to the common channel of the drone.
- the method further includes: the network device transmitting a drone reference signal; the network device receiving a drone reference signal response message, the drone reference signal response message being the drone device according to the Determining the UAV reference signal; the network device determines, according to the UAV reference signal response message, that the UAV device is Whether to switch from the first drone cell to the second drone cell, the first drone cell is a UAV cell to which the UAV device currently belongs.
- the network device sends the drone reference signal to the drone device, and the drone device can measure whether to switch between the UAV cells in units of the drone cell, reduce the switching frequency, and ensure the signal transmission quality.
- the indication information includes at least one bit, and the first value of the at least one bit is used to indicate that the UAV device accesses the first UAV cell.
- the network device indicates whether the drone device accesses the first unmanned cell by using the value of at least one bit, and the resource overhead is relatively low.
- the method further includes: the network device transmitting data on the first time-frequency resource, and all physical cells in the first unmanned cell except the physical cell to which the network device belongs The network device in the middle transmits the data on the first time-frequency resource.
- All physical cells included in the first unmanned cell may include the same data on the same time-frequency resource, thereby avoiding signal interference in the unmanned cell.
- the method further includes: the network device transmitting data on the first time-frequency resource, and all physical cells in the first unmanned cell except the physical cell to which the network device belongs The network devices in the network do not send data in the first time-frequency resource.
- a method for signal transmission comprising: receiving, by the drone device, indication information, the indication information indicating that the UAV device accesses a first UAV cell, the first UAV cell The at least two synchronized physical cells are included; the UAV device determines to access the first unmanned cell according to the indication information.
- the UAV device receives indication information that is sent by the network device to indicate that the UAV device accesses the first UAV cell, and according to the indication information, may determine to access the first UAV cell, thereby avoiding physical cell inter-cell Frequent switching helps reduce the impact on business continuity.
- the method further includes: the UAV device receiving scheduling information, where the scheduling information is used to indicate a first time-frequency resource configured for the UAV device, the first time-frequency resource and the first The second time-frequency resource is different, and the second time-frequency resource is a time-frequency resource configured by the network device in the first unmanned cell to be a terminal device in the coverage area; the UAV device is on the first time-frequency resource Transmission signal.
- the UAV device can receive the configuration of the time-frequency resources between the network devices included in the different physical cells in the first UAV cell negotiated by the network device, and avoid interference between different physical cells.
- the method further includes: the UAV device receiving at least one of a UAV common channel, a UAV control channel, and a UAV downlink shared channel on a multicast single frequency network MBSFN subframe.
- the UAV common channel includes at least one of a UAV synchronization channel, a UAV broadcast channel, and a UAV random access channel.
- the terminal device can avoid interference caused by the common channel transmitted in the non-MBSFN subframe to the common channel of the drone.
- the method further includes: the UAV device receiving the UAV reference signal; the UAV device determining the UAV reference signal response message according to the UAV reference signal, the unmanned The machine reference signal response message is used by the network device to determine whether to switch from the first drone cell to the second drone cell, where the first drone cell is a UAV cell to which the UAV device currently belongs; The drone device transmits the drone reference signal response message to the network device.
- the UAV device can measure whether to switch between UAV cells in units of UAV cells, reduce the switching frequency, and ensure the signal transmission quality.
- the indication information includes at least one bit
- the UAV device determines, according to the indication information, that accessing the first UAV cell includes: the UAV device according to the at least one bit The first value is determined to access the first unmanned cell.
- the terminal device determines whether to access the first unmanned cell by using the value of at least one bit, and the resource overhead is relatively low.
- the method further includes: the UAV device receiving data sent by the at least two network devices on the first time-frequency resource, where each of the at least two network devices is the first A network device included in at least two physical cells in a drone cell.
- the UAV device receives all of the physical cells included in the first UAV cell to include the same data on the same time-frequency resource, thereby avoiding signal interference in the UAV cell.
- the method further includes: the UAV device receiving data sent by a network device on the first time-frequency resource, where the one of the first UAV cells belongs to the network device The network devices of other physical cells outside the physical cell do not send data on the first time-frequency resource.
- a method for signal transmission comprising: obtaining, by a drone device, a parameter value; the drone device determining, according to the parameter value, whether to access a drone cell, the drone cell including At least two synchronized physical cells; the UAV device sends an access request for requesting access to the UAV cell if it is determined to access the UAV cell.
- the UAV device can obtain a parameter value, and determine whether to access the UAV cell according to the parameter value, and send an access request to request access to the UAV cell when determining to access the UAV cell, thereby Avoiding frequent handovers between physical cells helps reduce the impact on business continuity.
- determining, by the UAV device, whether to access the UAV cell according to the parameter value includes: determining, by the UAV device, that the parameter value is greater than or equal to a preset threshold, determining Enter the drone cell.
- the UAV device determines the access to the UAV cell according to the relationship between the parameter value and the preset threshold, and reduces the calculation amount of the UAV device, thereby saving the power consumption of the UAV device.
- the parameter value includes at least one of a reference signal received power value, a received interference power value, a height value, and a speed value.
- the UAV channel includes at least one of a UAV common channel, a UAV control channel, and a UAV downlink shared channel
- the UAV common channel includes a UAV synchronization channel.
- the UAV channel may include at least one of a UAV common channel, a UAV control channel, and a UAV downlink shared channel, and the UAV device receiving the UAV channel can avoid the channel of the physical cell in the conventional scheme.
- a device for signal transmission which may be a network device or a chip in a network device.
- the device has the functionality to implement the various embodiments of the first aspect described above. This function can be implemented in hardware or in hardware by executing the corresponding software.
- the hardware or software includes one or more modules corresponding to the functions described above.
- the network device when the device is a network device, the network device includes: a processing module and a transceiver module, The processing module can be, for example, a processor, and the transceiver module can be, for example, a transceiver, and the transceiver includes a radio frequency circuit.
- the network device further includes a storage module, which may be, for example, a memory.
- the storage unit is configured to store a computer execution instruction
- the processing module is coupled to the storage unit, and the processing module executes a computer execution instruction stored by the storage unit to cause the network device to perform the first aspect described above The method of signal transmission of any one.
- the chip when the device is a chip in a network device, the chip includes: a processing module and a transceiver module, and the processing module may be, for example, a processor, and the transceiver module may be, for example, the chip. Input/output interface, pins or circuits, etc.
- the processing module may execute a computer-executable instruction stored by the storage unit to cause the chip within the terminal to perform the method of signal transmission of any of the above aspects.
- the storage unit is a storage unit in the chip, such as a register, a cache, etc.
- the storage unit may also be a storage unit located outside the chip in the network device, such as a read-only memory ( Read-only memory (ROM) or other types of static storage devices, random access memory (RAM), etc. that can store static information and instructions.
- ROM Read-only memory
- RAM random access memory
- the processor mentioned in any of the above may be a general-purpose central processing unit (CPU), a microprocessor, an application-specific integrated circuit (ASIC), or one or more for controlling the above.
- the first aspect of the method of signal transmission is performed by an integrated circuit.
- the present application provides a device for signal transmission, which may be a drone device or a chip in a drone device.
- the device has the functionality to implement the various embodiments of the second aspect described above. This function can be implemented in hardware or in hardware by executing the corresponding software.
- the hardware or software includes one or more modules corresponding to the functions described above.
- the drone device when the device is a drone device, the drone device includes: a processing module and a transceiver module, and the processing module may be, for example, a processor, and the transceiver module may be, for example, a transceiver.
- the transceiver includes a radio frequency circuit.
- the drone device further includes a storage unit, which may be, for example, a memory.
- the storage unit is configured to store a computer execution instruction
- the processing module is coupled to the storage unit, and the processing module executes a computer execution instruction stored by the storage unit to cause the drone device to execute A method of signal transmission according to any of the above aspects.
- the chip when the device is a chip in the UAV device, the chip includes: a processing module and a transceiver module, and the processing module may be, for example, a processor, and the transceiver module may be, for example, the Input/output interfaces, pins or circuits on the chip.
- the processing module may execute a computer-executable instruction stored by the storage unit to cause the chip within the drone device to perform the method of signal transmission of any of the above second aspects.
- the storage unit is a storage unit in the chip, such as a register, a cache, etc., and the storage unit may also be a storage unit located outside the chip in the UAV device, such as a ROM or Other types of static storage devices, RAM, etc. that can store static information and instructions.
- the processor mentioned in any of the above may be a CPU, a microprocessor, an ASIC, or an integrated circuit of one or more programs for controlling the method of signal transmission of the second aspect.
- a communication system comprising: the apparatus of the above fourth aspect and the apparatus of the above fifth aspect.
- the present application provides a device for signal transmission, which may be a drone device or a chip in a drone device.
- the device has the functionality to implement the various embodiments of the third aspect described above. This function can be implemented in hardware or in hardware by executing the corresponding software.
- the hardware or software includes one or more of the above features Corresponding modules.
- the drone device when the device is a drone device, the drone device includes: a processing module and a transceiver module, and the processing module may be, for example, a processor, and the transceiver module may be, for example, a transceiver.
- the transceiver includes a radio frequency circuit.
- the drone device further includes a storage unit, which may be, for example, a memory.
- the storage unit is configured to store a computer execution instruction
- the processing module is coupled to the storage unit, and the processing module executes a computer execution instruction stored by the storage unit to cause the drone device to execute A method of signal transmission according to any of the above third aspects.
- the chip when the device is a chip in the UAV device, the chip includes: a processing module and a transceiver module, and the processing module may be, for example, a processor, and the transceiver module may be, for example, the Input/output interfaces, pins or circuits on the chip.
- the processing module may execute a computer-executable instruction stored by the storage unit to cause the chip within the drone device to perform the method of signal transmission of any of the above third aspects.
- the storage unit is a storage unit in the chip, such as a register, a cache, etc., and the storage unit may also be a storage unit located outside the chip in the UAV device, such as a ROM or Other types of static storage devices, RAM, etc. that can store static information and instructions.
- the processor mentioned in any of the above may be a CPU, a microprocessor, an ASIC, or an integrated circuit of one or more programs for controlling the method of signal transmission of the third aspect.
- a communication system comprising:
- a computer storage medium storing program code for indicating execution of any one of the first aspect, the second aspect, and the third aspect, or any possible The instructions of the method in the implementation.
- a tenth aspect a computer program product comprising instructions, which when executed on a computer, cause the computer to perform any of the first, second, and third aspects above, or any possible implementation thereof Methods.
- the network device determines a first unmanned cell including at least two synchronized physical cells, and indicates, by the indication information, that the drone device accesses the first unmanned cell, such that the drone device according to the indication
- the information can be determined to access the first unmanned cell, thereby avoiding frequent handovers between physical cells, and helping to reduce the impact on service continuity.
- FIG. 1 is a schematic diagram of a communication system according to an embodiment of the present application.
- FIG. 2 is a schematic flowchart of a method for signal transmission according to an embodiment of the present application
- FIG. 3 is a schematic diagram of a method of signal transmission according to another embodiment of the present application.
- FIG. 4 is a schematic flowchart of a method for signal transmission according to still another embodiment of the present application.
- FIG. 5 is a schematic block diagram of an apparatus for signal transmission according to an embodiment of the present application.
- FIG. 6 is a schematic structural diagram of an apparatus for signal transmission according to an embodiment of the present application.
- FIG. 7 is a schematic block diagram of an apparatus for signal transmission according to another embodiment of the present application.
- FIG. 8 is a schematic structural diagram of an apparatus for signal transmission according to another embodiment of the present application.
- FIG. 9 is a schematic block diagram of an apparatus for signal transmission according to another embodiment of the present application.
- FIG. 10 is a schematic structural diagram of an apparatus for signal transmission according to another embodiment of the present application.
- FIG. 11 is a schematic structural diagram of a communication system according to an embodiment of the present application.
- GSM Global System of Mobile communication
- CDMA Code Division Multiple Access
- WCDMA Wideband Code Division Multiple Access
- GPRS General Packet Radio Service
- LTE Long Term Evolution
- FDD Frequency Division Duplex
- TDD Time Division Duplex
- UMTS Universal Mobile Telecommunication System
- WiMAX Worldwide Interoperability for Microwave Access
- the terminal device in the embodiment of the present application may refer to a user equipment, an access terminal, a subscriber unit, a subscriber station, a mobile station, a mobile station, a remote station, a remote terminal, a mobile device, a user terminal, a terminal, a wireless communication device, a user agent, or User device.
- the terminal device may also be a cellular phone, a cordless phone, a Session Initiation Protocol (SIP) phone, a Wireless Local Loop (WLL) station, a Personal Digital Assistant (PDA), with wireless communication.
- SIP Session Initiation Protocol
- WLL Wireless Local Loop
- PDA Personal Digital Assistant
- the network device in the embodiment of the present application may be a device for communicating with the terminal device, and the network device may be a Global System of Mobile communication (GSM) system or Code Division Multiple Access (CDMA).
- Base Transceiver Station which may also be a base station (NodeB, NB) in a Wideband Code Division Multiple Access (WCDMA) system, or an evolved base station in an LTE system (Evolutional The NodeB, eNB or eNodeB) may also be a wireless controller in a Cloud Radio Access Network (CRAN) scenario, or the network device may be a relay station, an access point, an in-vehicle device, a wearable device, and a future.
- the network device in the 5G network or the network device in the PLMN network in the future is not limited in this embodiment.
- the communication system of the embodiment of the present application may include at least one terminal device and a network device.
- FIG. 1 is a schematic diagram of a communication system of an embodiment of the present application.
- the communication system in FIG. 1 may include six terminal devices (ie, terminal device 10 - terminal device 60) and network device 70.
- the network device 70 is used to provide communication services for each terminal device and access the core network.
- the terminal device 10-60 can perform uplink/downlink transmission with the network device 70 respectively through the communication link, wherein the communication link received by the network device 70 and received by the terminal device 10-60 is downlink transmission, and the terminal device 10-60 transmits,
- the communication link received by network device 70 is an uplink transmission.
- the terminal devices 40-60 may also constitute a communication system in which the terminal device 50 may transmit information to at least one of the terminal device 40 and the terminal device 60.
- the traditional scheme adopts Coordinated Multiple Points (CoMP) technology.
- CoMP Coordinated Multiple Points
- the CoMP technology adopts a cooperative set, and the physical cells in the cooperative set jointly transmit or receive to improve the reliability of signal transmission.
- FIG. 2 shows a schematic flow chart of a method of signal transmission in one embodiment of the present application.
- the method may be applied to a communication system including a plurality of physical cells, each of the plurality of physical cells may include at least one network device.
- each of the multiple physical cells may further include at least one terminal device.
- the network device determines a first unmanned cell, where the first unmanned cell includes at least two synchronized physical cells.
- the network device may be a network device included in any one of the at least two synchronized physical cells.
- the network device may select at least two synchronized physical cells from the plurality of physical cells as the first unmanned cell.
- the synchronization between the at least two physical cells may be an accurate synchronization of subframe boundaries between physical cells, thereby avoiding mutual interference of the transmitted and received signals.
- the network device may also learn the first unmanned cell from the core network device. That is, the first drone cell can be determined by the core network device. Alternatively, the first UAV cell may be determined by another network device to inform the network device, or the UAV device may determine the first UAV cell, which is not limited in this application.
- a plurality of UAV cells may be included in the communication system, and the number of physical cells included in each UAV cell may be the same or different, which is not limited in this application.
- the physical cell included in each of the UAVs in the communication system may be predefined or dynamically changed, which is not limited in this application.
- the network device sends indication information, where the indication information indicates that the drone device accesses the first unmanned cell. Accordingly, the drone device can receive the indication information.
- the network device may send indication information to the UAV device in the coverage area, or may be sent to the UAV device in the coverage area of the first UAV cell by forwarding of other network devices.
- the network devices included in the at least two synchronized physical cells included in the first unmanned cell can communicate with each other.
- the indication information may be represented by at least one bit, and the first value of the at least one bit is used to indicate that the drone device accesses the first unmanned cell.
- the at least one bit may be carried in Downward Control Information (DCI).
- DCI Downward Control Information
- the indication information is represented by a bit. If the bit value is “0”, the UAV device is connected to the first UAV cell; if the bit value is “1”, the indication is no. The human equipment does not access the first drone cell. Alternatively, if the bit value is “1”, the UAV device is connected to the first UAV cell; if the bit value is “0”, the UAV device does not access the first device. UAV cell.
- the network device may be pre-agreed with the drone device, or may be indicated in advance by the indication information. Please do not limit this.
- the network device may send a common channel on a Multicast Broadcast Single Frequency Network (MBSFN) subframe, where the common channel carries the indication information.
- MMSFN Multicast Broadcast Single Frequency Network
- the UAV device determines to access the first UAV cell according to the indication information.
- the network device determines a first unmanned cell including at least two synchronized physical cells, and indicates, by the indication information, that the drone device accesses the first unmanned cell, such that the drone device can determine the connection according to the indication information.
- the network device determines a first unmanned cell including at least two synchronized physical cells, and indicates, by the indication information, that the drone device accesses the first unmanned cell, such that the drone device can determine the connection according to the indication information.
- Into the first unmanned cell thereby avoiding frequent handovers between physical cells, helping to reduce the impact on the continuity of the service.
- the UAV device may start listening to the UAV channel to access the first UAV cell.
- the UAS device after determining that the UAV device accesses the first UAV cell, the UAS device sends an access request to request access to the first UAV cell.
- the UAV channel includes at least one of a UAV common channel, a UAV control channel, and a UAV downlink shared channel.
- the UAV common channel includes at least one of a UAV synchronization channel, a UAV broadcast channel, and a UAV random access channel.
- the network device can transmit the drone channel on the MBSFN subframe. Accordingly, the drone device can receive the drone channel on the MBSFN subframe.
- the UAV channel includes at least one of a UAV common channel, a UAV control channel, and a UAV downlink shared channel, where the UAV common channel includes a UAV synchronization channel, a drone At least one of a broadcast channel and a drone access channel.
- the network device can transmit the drone channel continuously, or periodically.
- the network device may further send scheduling information, where the scheduling information is used to indicate that the first time-frequency resource is configured for the UAV device, where the The first time-frequency resource is different from the second time-frequency resource, and the second time-frequency resource is a time-frequency resource configured by the network device included in the physical cell in the first unmanned cell.
- the network device sends scheduling information to the UAV device, where the first time-frequency resource indicated by the scheduling information and the network device included in the physical cell in the first UAV cell are time-frequency configured for the terminal device in the coverage area.
- the resources are different. That is, the network device can negotiate the configuration of time-frequency resources between network devices included in different physical cells in the first unmanned cell, and avoid interference between different physical cells.
- the network device in the physical cell 5 and the network device in the physical cell 6 do not mutually consider each other when the time-frequency resources are allocated to the terminal devices in the respective coverage areas, thereby causing signal interference.
- the physical cell 5 and the physical cell 6 belong to the same UAV cell 2, so that the network device in the physical cell 5 or the network device in the physical cell 6 can negotiate with each other, so that the network device in the physical cell 5
- the time-frequency resources configured for the terminal devices in the coverage area are different from the time-frequency resources configured by the network devices in the physical cell 6 for the terminal devices in the coverage area, thereby avoiding signal interference.
- the network device included in the other physical cells configures the time-frequency resource for the terminal device, and the terminal device may be the foregoing various ground terminal devices, which is not limited by this application.
- the UAV device can send an uplink signal at the first time-frequency resource.
- the network device receives the uplink signal at the first time-frequency resource.
- the network device may also send a downlink signal on the first time-frequency resource.
- the drone device receives the downlink signal at the first time-frequency resource.
- the scheduling information may be carried in a drone control channel.
- the network device may further send the UAV reference signal, so that the UAV device in the first UAV cell range receives the UAV The human machine reference signal and feedback the UAV reference signal response message according to the UAV reference signal, and the network device determines whether to switch from the current UAV cell to the other UAV cell according to the UAV reference signal response message.
- the network device may send the drone reference signal to the drone device within the coverage of all physical cells in the first drone cell.
- the drone device receives the drone reference signal and determines a response message of the drone reference signal according to the strength of the drone reference signal.
- the strength of the UAV reference signal can indicate whether the location of the UAV device is close to the edge of the first UAV cell, and the like.
- the response message of the UAV reference signal may indicate the strength of the UAV reference signal, and the network device may determine whether to perform cell handover according to the response message of the UAV reference signal. That is to say, the UAV device can measure whether to switch between the UAV cells in units of the UAV cell, reduce the switching frequency, and ensure the signal transmission quality.
- the network device when the network device determines that the UAV device is about to move from the coverage of the UAV cell 1 to the coverage of the UAV cell 2, the network device can serve the UAV device.
- the cell 1 switches to the drone cell 2.
- the network device can transmit the drone reference signal continuously or periodically.
- the network device After the network device determines that the UAV device accesses the first UAV cell, the network device sends data on the first time-frequency resource, and the network device in the first UAV cell belongs to The network device in all physical cells except the physical cell transmits the data on the first time-frequency resource. That is to say, all the physical cells included in the first unmanned cell can include the same data on the same time-frequency resource, thereby avoiding signal interference in the unmanned cell.
- all the physical cells included in the first unmanned cell may include the same data on the same time-frequency resource, which may be understood as the network device included in all the physical cells in the first unmanned cell.
- SFN Single Frequency Network
- the method further includes: the network device sends data on the first time-frequency resource, and the network devices in all the physical cells except the physical cell to which the network device belongs in the first unmanned cell The data is not sent in the first time-frequency resource.
- the network device determines a first unmanned cell including at least two synchronized physical cells, and indicates, by using the indication information, that the drone device accesses the first unmanned cell, In this way, the UAV device can determine to access the first UAV cell according to the indication information, thereby avoiding frequent handover between physical cells, and helping to reduce the impact on service continuity.
- FIG. 4 shows a schematic flow chart of a method of signal transmission in another embodiment of the present application.
- the drone device obtains a parameter value.
- the UAV device obtains the parameter value of the UAV device, and may obtain the detected parameter value in the UAV device's own processing device, or may notify the UAV device after the other device determines, and the application is This is not limited.
- the parameter value includes a Reference Signal Received Power (RSRP), Receiving at least one of an interference power value, a height value, and a speed value.
- RSRP Reference Signal Received Power
- the UAV device determines whether to access the UAV cell according to the parameter value.
- the UAV cell in the embodiment of the present application may be the same as the first UAV cell or the second UAV cell shown in FIG. 3, which is not limited in this application.
- the UAV device determines to access the UAV cell if it determines that the parameter value is greater than or equal to a preset threshold.
- the preset threshold may be a fixed value or may be dynamically changed. This application does not limit this.
- the UAV device determines to access the UAV cell when detecting that its own height is greater than or equal to a preset threshold height.
- the preset threshold height is the height of the base station currently serving the drone device.
- the drone device determines to access the unmanned cell when detecting that its own speed is greater than or equal to a preset threshold speed.
- the preset threshold speed is 160 km/h.
- the UAV device determines to access the UAV cell when it detects that its RSRP value is greater than or equal to the preset threshold RSRP.
- the UAV device may determine to access the UAV cell if it is determined that the parameter value is less than a preset threshold, which is not limited in this application.
- the preset threshold may also be at least two, and respectively correspond to at least two of the parameter values.
- the UAV device may further determine that the difference between the RSRP of the physical cell serving the UAV device is less than or equal to the first preset threshold, and the number of other physical cells.
- the second preset threshold is greater than or equal to, it is determined to access the unmanned cell.
- the first preset threshold may be 6 dB
- the second preset threshold may be 4.
- first preset threshold and the second threshold may take other values, which is not limited in this application.
- the UAV device sends an access request to access the UAV cell when determining to access the UAV cell.
- the UAV device When the UAV device determines to access the UAV cell, the UAV device can actively send an access request, so that the network device sends the UAV channel in time after receiving the access request, thereby improving the UAV device. Access efficiency.
- the UAV channel may include at least one of a UAV common channel, a UAV control channel, and a UAV downlink shared channel, where the UAV common channel includes a UAV synchronization channel, and no one At least one of a machine broadcast channel and a drone random access channel.
- the drone device can receive the drone channel on an MBSFN subframe.
- the drone device can receive the network device continuously, or periodically transmit the drone channel.
- the UAV device can determine the parameter value, and determine whether to access the UAV cell according to the parameter value, and receive the unmanned person when determining the access to the UAV cell.
- Machine channels thus avoiding frequent handovers between physical cells, helping to reduce the impact on the continuity of the service.
- FIG. 5 shows an apparatus 500 for signal transmission in an embodiment of the present application.
- the device 500 can be a network device.
- the apparatus 500 may correspond to a network device in each method embodiment, and may have any function of the network device in the method.
- the processing module 510 is configured to determine a first unmanned cell, where the first unmanned cell includes at least two synchronized physical cells;
- the transceiver module 520 is configured to send indication information, where the indication information is used to indicate that the drone device accesses the first unmanned cell.
- the transceiver module 520 is further configured to send scheduling information, where the scheduling information is used to indicate a first time-frequency resource configured for the UAV device, where the first time-frequency resource is different from the second time-frequency resource,
- the second time-frequency resource is a time-frequency resource configured by the network device included in the physical cell in the first unmanned cell to be a terminal device in the coverage area;
- the transceiver module 520 is further configured to transmit a signal to the drone device at the first time-frequency resource.
- the transceiver module 520 is further configured to send at least one of a UAV common channel, a UAV control channel, and a UAV downlink shared channel in a multicast single frequency network MBSFN subframe, the UAV
- the common channel includes at least one of a drone synchronization channel, a drone broadcast channel, and a drone random access channel.
- the indication information includes at least one bit, and the first value of the at least one bit is used to indicate that the UAV device accesses the first UAV cell.
- the transceiver module 520 is further configured to send data on the first time-frequency resource, where the first time-frequency resource is used in the first unmanned cell except the physical cell to which the network device belongs.
- the network device in all the physical cells sends the data, or the network devices in all the physical cells except the physical cell to which the network device belongs in the first unmanned cell are not sending data in the first time-frequency resource. .
- the apparatus 500 for signal transmission in the embodiment of the present application may be a network device, or may be a chip in the network device.
- the apparatus 500 for signal transmission may correspond to the network device in the method of signal transmission of the embodiment of FIG. 7, and the above and other management operations of the respective modules in the apparatus 500 for signal transmission and/or
- the functions or functions are respectively implemented in order to implement the corresponding steps of the foregoing various methods, and are not described herein for brevity.
- the transceiver module 520 in the embodiment of the present application may be implemented by the transceiver 610, and the processing module 510 may be implemented by the processor 620.
- the apparatus 600 for signal transmission may include a transceiver 610, a processor 620, and a memory 630.
- the memory 630 can be used to store indication information, and can also be used to store code, instructions, and the like executed by the processor 620.
- the transceiver 610 can include a radio frequency circuit.
- the network device further includes a storage unit.
- the storage unit can be, for example, a memory.
- the storage unit is configured to store a computer execution instruction
- the processing module is coupled to the storage unit, and the processing module executes a computer execution instruction stored by the storage unit to cause the network device to perform the foregoing signal transmission. method.
- the device 500 for signal transmission is a chip in a network device
- the chip includes a processing module 510 and a transceiver module 520.
- the transceiver module 520 can be implemented by the transceiver 610, and the processing module 510 can be implemented by the processor 620.
- the transceiver module can be, for example, an input/output interface, a pin or a circuit, and the like.
- the processing module can execute computer executed instructions stored by the storage unit.
- the storage unit is a storage unit in the chip, such as a register, a cache, etc., and the storage unit may also be a storage unit outside the chip in the terminal, such as a read-only memory (ROM) or a storable memory. Other types of static storage devices for static information and instructions, random access memory (RAM), and the like.
- FIG. 7 is a schematic block diagram of an apparatus 700 for signal transmission according to another embodiment of the present application.
- the device 700 can be a drone device.
- apparatus 700 may correspond to the drone apparatus in the various method embodiments and may have any of the functions of the drone apparatus in the method.
- the transceiver module 710 is configured to receive indication information, where the indication information indicates that the UAV device accesses the first UAV cell, where the first UAV cell includes at least two synchronized physical cells;
- the processing module 720 is configured to determine to access the first unmanned cell according to the indication information.
- the transceiver module 710 is further configured to receive scheduling information, where the scheduling information is used to indicate a first time-frequency resource configured for the UAV device, where the first time-frequency resource is different from the second time-frequency resource,
- the second time-frequency resource is a time-frequency resource configured by the network device in the first unmanned cell to be a terminal device in a coverage area;
- the transceiver module is further configured to transmit a signal on the first time-frequency resource.
- the transceiver module 710 is further configured to receive at least one of a UAV common channel, a UAV control channel, and a UAV downlink shared channel on the MBSFN subframe, where the UAV common channel includes none At least one of a human-machine synchronization channel, a drone broadcast channel, and a drone random access channel.
- the indication information includes at least one bit
- the processing module is specifically configured to:
- the transceiver module is further configured to receive data sent by the at least one network device on the first time-frequency resource, where each of the at least one network device is a physical cell in the first unmanned cell Network equipment included.
- the apparatus 700 for signal transmission in the embodiment of the present application may be a drone device or a chip in the drone device.
- the apparatus 700 for signal transmission may correspond to the drone apparatus in the method of signal transmission of the embodiment of FIG. 7, and the above and other management operations of the respective modules in the apparatus 700 for signal transmission
- the functions and/or functions are respectively omitted in order to implement the corresponding steps of the foregoing various methods, and are not described herein for brevity.
- the transceiver module 710 in the embodiment of the present application may be implemented by the transceiver 810, and the processing module 720 may be implemented by the processor 820.
- device 800 can include a transceiver 810, a processor 820, and a memory 830.
- the memory 830 can be used to store indication information, and can also be used to store code, instructions, and the like executed by the processor 820.
- the transceiver can include a radio frequency circuit, and optionally, the drone device further includes a storage unit.
- the storage unit can be, for example, a memory.
- the storage unit is configured to store a computer execution instruction
- the processing module is coupled to the storage unit, and the processing module executes a computer execution instruction stored by the storage unit to cause the network device to perform the foregoing signal transmission. method.
- the signal transmission device 700 is a chip in the UAV device
- the chip includes a processing module 720 and a transceiver module 710.
- the transceiver module 710 can be, for example, an input/output interface on a chip, a pin or a circuit, and the like.
- Processing module 720 can execute computer executed instructions stored by the storage unit.
- the storage unit is a storage unit in the chip, such as a register, a cache, etc., and the storage unit may also be a storage unit located outside the chip in the terminal, such as a read-only memory (ROM). Or other types of static storage devices, random access memory (RAM), etc. that can store static information and instructions.
- the storage unit is a storage unit in the chip, such as a register, a cache, etc., and the storage unit may also be a storage unit outside the chip in the terminal, such as a read-only memory (ROM) or a storable memory. Other types of static storage devices for static information and instructions, random access memory (RAM), and the like.
- processor 620 or processor 820 can be an integrated circuit chip with signal processing capabilities.
- each step of the foregoing method embodiments may be completed by an integrated logic circuit of hardware in a processor or an instruction in a form of software.
- the above processor may be a general purpose processor, a digital signal processor (DSP), an application specific integrated circuit (ASIC), a field programmable gate array (FPGA) or the like. Programming logic devices, discrete gates or transistor logic devices, discrete hardware components.
- the methods, steps, and logical block diagrams disclosed in the embodiments of the present application can be implemented or executed.
- the general purpose processor may be a microprocessor or the processor or any conventional processor or the like.
- the steps of the method disclosed in the embodiments of the present application may be directly implemented by the hardware decoding processor, or may be performed by a combination of hardware and software modules in the decoding processor.
- the software module can be located in a conventional storage medium such as random access memory, flash memory, read only memory, programmable read only memory or electrically erasable programmable memory, registers, and the like.
- the storage medium is located in the memory, and the processor reads the information in the memory and combines the hardware to complete the steps of the above method.
- the memory 630 or the memory 830 in the embodiment of the present application may be a volatile memory or a non-volatile memory, or may include both volatile and non-volatile memory.
- the non-volatile memory may be a read-only memory (ROM), a programmable read only memory (ROMM), an erasable programmable read only memory (erasable PROM, EPROM), or an electrical Erase programmable EPROM (EEPROM) or flash memory.
- the volatile memory can be a random access memory (RAM) that acts as an external cache.
- RAM random access memory
- many forms of RAM are available, such as static random access memory (SRAM), dynamic random access memory (DRAM), synchronous dynamic random access memory (Synchronous DRAM).
- SDRAM double data rate synchronous SDRAM
- DDR SDRAM double data rate synchronous SDRAM
- ESDRAM enhanced synchronous dynamic random access memory
- SLDRAM synchronously connected dynamic random access memory
- DR RAM direct memory bus random access memory
- FIG. 9 is a schematic block diagram of an apparatus 900 for signal transmission according to another embodiment of the present application.
- the device 900 can be a drone device.
- apparatus 900 may correspond to the drone apparatus in the various method embodiments and may have any of the functions of the drone apparatus in the method.
- a processing module 910 configured to determine a parameter value
- the processing module 910 is further configured to determine, according to the parameter value, whether to access an unmanned cell, where the unmanned cell includes at least two synchronized physical cells of the multiple physical cells;
- the transceiver module 920 is configured to receive an access request for requesting access to the unmanned cell when determining to access the unmanned cell.
- processing module 910 is specifically configured to:
- the parameter value includes at least one of a reference signal received power value, a received interference power value, a height value, and a speed value.
- the UAV channel includes at least one of a UAV common channel, a UAV control channel, and a UAV downlink shared channel, where the UAV common channel includes a UAV synchronization channel, a drone At least one of a broadcast channel and a drone access channel.
- the apparatus 900 for signal transmission in the embodiment of the present application may be a drone device or a chip in the drone device.
- the apparatus 900 for signal transmission may correspond to the drone apparatus in the method of signal transmission of the embodiment of FIG. 9, and the above and other management operations of the respective modules in the apparatus 900 for signal transmission
- the functions and/or functions are respectively omitted in order to implement the corresponding steps of the foregoing various methods, and are not described herein for brevity.
- the transceiver module 910 in the embodiment of the present application may be implemented by the transceiver 1010, and the processing module 920 may be implemented by the processor 1020.
- apparatus 1000 can include a transceiver 1010, a processor 1020, and a memory 1030.
- the memory 1030 can be used to store indication information, and can also be used to store code, instructions, and the like executed by the processor 1020.
- the transceiver can include a radio frequency circuit, and optionally, the drone device further includes a storage unit.
- the storage unit can be, for example, a memory.
- the storage unit is configured to store a computer execution instruction
- the processing module is coupled to the storage unit, and the processing module executes a computer execution instruction stored by the storage unit to cause the network device to perform the foregoing signal transmission. method.
- the signal transmission device 900 is a chip in the UAV device
- the chip includes a processing module 920 and a transceiver module 910.
- the transceiver module 910 can be, for example, an input/output interface on a chip, a pin or a circuit, and the like.
- Processing module 920 can execute computer executed instructions stored by the storage unit.
- the storage unit is a storage unit in the chip, such as a register, a cache, etc., and the storage unit may also be a storage unit located outside the chip in the terminal, such as a read-only memory (read) -only memory, ROM) or other types of static storage devices, random access memory (RAM), etc. that can store static information and instructions.
- the storage unit is a storage unit in the chip, such as a register, a cache, etc., and the storage unit may also be a storage unit located outside the chip in the terminal, such as a read-only memory (read-only memory, ROM) or other types of static storage devices, random access memory (RAM), etc. that can store static information and instructions.
- the processor 1020 can be an integrated circuit chip with signal processing capabilities.
- each step of the foregoing method embodiments may be completed by an integrated logic circuit of hardware in a processor or an instruction in a form of software.
- the above processor may be a general purpose processor, a digital signal processor (DSP), an application specific integrated circuit (ASIC), a field programmable gate array (FPGA) or the like. Programming logic devices, discrete gates or transistor logic devices, discrete hardware components.
- the methods, steps, and logical block diagrams disclosed in the embodiments of the present application can be implemented or executed.
- the general purpose processor may be a microprocessor or the processor or any conventional processor or the like.
- the steps of the disclosed method may be directly embodied by the hardware decoding processor being executed or by a combination of hardware and software modules in the decoding processor.
- the software module can be located in a conventional storage medium such as random access memory, flash memory, read only memory, programmable read only memory or electrically erasable programmable memory, registers, and the like.
- the storage medium is located in the memory, and the processor reads the information in the memory and combines the hardware to complete the steps of the above method.
- the memory 1030 in the embodiment of the present application may be a volatile memory or a non-volatile memory, or may include both volatile and non-volatile memory.
- the non-volatile memory may be a read-only memory (ROM), a programmable read only memory (ROMM), an erasable programmable read only memory (erasable PROM, EPROM), or an electrical Erase programmable EPROM (EEPROM) or flash memory.
- the volatile memory can be a random access memory (RAM) that acts as an external cache.
- RAM random access memory
- many forms of RAM are available, such as static random access memory (SRAM), dynamic random access memory (DRAM), synchronous dynamic random access memory (Synchronous DRAM).
- SDRAM double data rate synchronous SDRAM
- DDR SDRAM double data rate synchronous SDRAM
- ESDRAM enhanced synchronous dynamic random access memory
- SLDRAM synchronously connected dynamic random access memory
- DR RAM direct memory bus random access memory
- FIG. 11 shows a communication system 1100 of an embodiment of the present application, the communication system 1100 comprising:
- the embodiment of the present application further provides a computer storage medium, which can store program instructions for indicating any of the above methods.
- the storage medium may be specifically a memory 630, 830 or 1030.
- the embodiment of the present application further provides a chip system, including a processor, for supporting a distributed unit, a centralized unit, and a drone device to implement the functions involved in the foregoing embodiments, for example, generating or Processing the data and/or information involved in the above methods.
- a chip system including a processor, for supporting a distributed unit, a centralized unit, and a drone device to implement the functions involved in the foregoing embodiments, for example, generating or Processing the data and/or information involved in the above methods.
- the chip system further includes a memory for storing program instructions and data necessary for the distributed unit, the centralized unit, and the drone device.
- the chip system can be composed of chips, and can also include chips and other discrete devices.
- the disclosed systems, devices, and methods may be implemented in other manners.
- the device embodiments described above are merely illustrative.
- the division of the unit is only a logical function division, and the actual implementation may have another division manner, such as multiple units or groups. Pieces can be combined or integrated into another system, or some features can be ignored or not executed.
- the mutual coupling or direct coupling or communication connection shown or discussed may be an indirect coupling or communication connection through some interface, device or unit, and may be in an electrical, mechanical or other form.
- the units described as separate components may or may not be physically separated, and the components displayed as units may or may not be physical units, that is, may be located in one place, or may be distributed to multiple network units. Some or all of the units may be selected according to actual needs to achieve the purpose of the solution of the embodiment.
- each functional unit in each embodiment of the present application may be integrated into one processing unit, or each unit may exist physically separately, or two or more units may be integrated into one unit.
- the functions may be stored in a computer readable storage medium if implemented in the form of a software functional unit and sold or used as a standalone product.
- the technical solution of the present application which is essential or contributes to the prior art, or a part of the technical solution, may be embodied in the form of a software product, which is stored in a storage medium, including
- the instructions are used to cause a computer device (which may be a personal computer, server, or network device, etc.) to perform all or part of the steps of the methods described in various embodiments of the present application.
- the foregoing storage medium includes: a U disk, a mobile hard disk, a read-only memory (ROM), a random access memory (RAM), a magnetic disk, or an optical disk, and the like, which can store program codes. .
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Abstract
The present application provides a signal transmission method and apparatus. The method comprises: a network device determining a first unmanned aerial vehicle cell, the first unmanned aerial vehicle cell comprising at least two synchronized physical cells; and the network device sending instruction information, the instruction information being used to instruct an unmanned aerial vehicle device to access the first unmanned aerial vehicle cell. The embodiments of the present application can avoid frequent switching between physical cells, helping to reduce influence on the continuity of services.
Description
本申请涉及通信***,更具体地,涉及一种信号传输的方法和装置。The present application relates to communication systems and, more particularly, to a method and apparatus for signal transmission.
在网络设备服务无人机设备时,无人机设备的下行信号的接收会受到多个其他网络设备的干扰,无人机设备的上行信号的发送也会对地面终端设备的上行信号造成干扰。When the network equipment services the drone equipment, the downlink signal reception of the drone equipment is interfered by a plurality of other network equipments, and the uplink signal transmission of the drone equipment also interferes with the uplink signal of the ground terminal equipment.
传统方案采用协作多点传输(Coordinated Multiple Points,CoMP)技术,CoMP技术采用协作集,协作集内的物理小区联合发送或者接收,以提高信号传输的可靠性。The traditional scheme adopts Coordinated Multiple Points (CoMP) technology. The CoMP technology adopts a cooperative set, and the physical cells in the cooperative set jointly transmit or receive to improve the reliability of signal transmission.
但是,在传统方案中,无人机设备从协作集中的一个物理小区覆盖的范围内移动到该协作集中的另一个物理小区覆盖的范围内时,可能需要发起物理小区切换,而频繁的切换会影响业务的连续性。However, in the conventional solution, when the UAV device moves from the coverage of one physical cell in the cooperation set to the coverage of another physical cell in the cooperation set, it may be necessary to initiate physical cell handover, and frequent handover may occur. Affect the continuity of the business.
发明内容Summary of the invention
本申请提供一种信号传输的方法和装置,能够有助于减少频繁的切换。The present application provides a method and apparatus for signal transmission that can help reduce frequent handovers.
第一方面,提供了一种信号传输的方法,该方法包括:网络设备确定第一无人机小区,该第一无人机小区包括至少两个同步的物理小区;该网络设备发送指示信息,该指示信息用于指示无人机设备接入该第一无人机小区。In a first aspect, a method for signal transmission is provided, the method comprising: determining, by a network device, a first unmanned cell, the first unmanned cell comprising at least two synchronized physical cells; the network device transmitting indication information, The indication information is used to indicate that the drone device accesses the first drone cell.
网络设备确定包括至少两个同步的物理小区的第一无人机小区,并通过指示信息指示无人机设备接入该第一无人机小区,这样无人机设备根据该指示信息可以确定接入该第一无人机小区,从而避免物理小区间的频繁切换,有助于减少对业务的连续性造成的影响。The network device determines a first unmanned cell including at least two synchronized physical cells, and indicates, by the indication information, that the drone device accesses the first unmanned cell, such that the drone device can determine the connection according to the indication information. Into the first unmanned cell, thereby avoiding frequent handovers between physical cells, helping to reduce the impact on the continuity of the service.
在一些可能的实现方式中,该方法还包括:该网络设备发送调度信息,该调度信息用于指示为该无人机设备配置的第一时频资源,该第一时频资源与第二时频资源不同,该第二时频资源为该第一无人机小区中的物理小区包括的网络设备为覆盖范围内的终端设备配置的时频资源;该网络设备在该第一时频资源向无人机设备传输信号。In some possible implementations, the method further includes: the network device sending scheduling information, where the scheduling information is used to indicate a first time-frequency resource configured for the UAV device, the first time-frequency resource and the second time The second time-frequency resource is a time-frequency resource configured by the network device included in the physical cell of the first unmanned cell, and is configured by the terminal device in the coverage area; the network device is in the first time-frequency resource The drone device transmits signals.
该网络设备可以协商第一无人机小区中不同物理小区包括的网络设备之间时频资源的配置,避免不同物理小区间的干扰。The network device can negotiate the configuration of time-frequency resources between network devices included in different physical cells in the first unmanned cell, and avoid interference between different physical cells.
在一些可能的实现方式中,该方法还包括:该网络设备在多播单频网络MBSFN子帧发送无人机公共信道、无人机控制信道和无人机下行共享信道中的至少一项,该无人机公共信道包括无人机同步信道、无人机广播信道和无人机随机接入信道中的至少一项。In some possible implementations, the method further includes: the network device transmitting at least one of a UAV common channel, a UAV control channel, and a UAV downlink shared channel in a multicast single frequency network MBSFN subframe, The UAV common channel includes at least one of a UAV synchronization channel, a UAV broadcast channel, and a UAV random access channel.
网络设备可以避免在非MBSFN子帧发送的公共信道对该无人机公共信道造成的干扰。The network device can avoid interference caused by the common channel transmitted in the non-MBSFN subframe to the common channel of the drone.
在一些可能的实现方式中,该方法还包括:该网络设备发送无人机参考信号;该网络设备接收无人机参考信号响应消息,该无人机参考信号响应消息为该无人机设备根据该无人机参考信号确定的;该网络设备根据该无人机参考信号响应消息,确定该无人机设备是
否从该第一无人机小区切换到该第二无人机小区,该第一无人机小区为该无人机设备当前所属的无人机小区。In some possible implementations, the method further includes: the network device transmitting a drone reference signal; the network device receiving a drone reference signal response message, the drone reference signal response message being the drone device according to the Determining the UAV reference signal; the network device determines, according to the UAV reference signal response message, that the UAV device is
Whether to switch from the first drone cell to the second drone cell, the first drone cell is a UAV cell to which the UAV device currently belongs.
网络设备向无人机设备发送无人机参考信号,无人机设备可以以无人机小区为单位测量是否进行无人机小区之间的切换,降低了切换频率,保证了信号传输质量。The network device sends the drone reference signal to the drone device, and the drone device can measure whether to switch between the UAV cells in units of the drone cell, reduce the switching frequency, and ensure the signal transmission quality.
在一些可能的实现方式中,该指示信息包括至少一个比特位,该至少一个比特位的第一取值用于指示该无人机设备接入该第一无人机小区。In some possible implementations, the indication information includes at least one bit, and the first value of the at least one bit is used to indicate that the UAV device accesses the first UAV cell.
网络设备通过至少一个比特位的取值指示无人机设备是否接入第一无人机小区,资源开销比较低。The network device indicates whether the drone device accesses the first unmanned cell by using the value of at least one bit, and the resource overhead is relatively low.
在一些可能的实现方式中,该方法还包括:该网络设备在第一时频资源上发送数据,且该第一无人机小区中的除该网络设备所属的物理小区之外的所有物理小区中的网络设备在该第一时频资源上发送该数据。In some possible implementations, the method further includes: the network device transmitting data on the first time-frequency resource, and all physical cells in the first unmanned cell except the physical cell to which the network device belongs The network device in the middle transmits the data on the first time-frequency resource.
第一无人机小区中的所有的物理小区包括的网络设备可以在相同的时频资源上发送相同的数据,从而避免无人机小区中的信号干扰。All physical cells included in the first unmanned cell may include the same data on the same time-frequency resource, thereby avoiding signal interference in the unmanned cell.
在一些可能的实现方式中,该方法还包括:该网络设备在第一时频资源上发送数据,且该第一无人机小区中的除该网络设备所属的物理小区之外的所有物理小区中的网络设备均不在该第一时频资源发送数据。In some possible implementations, the method further includes: the network device transmitting data on the first time-frequency resource, and all physical cells in the first unmanned cell except the physical cell to which the network device belongs The network devices in the network do not send data in the first time-frequency resource.
这样可以避免无人机小区中的信号干扰。This can avoid signal interference in the drone cell.
第二方面,提供了一种信号传输的方法,该方法包括:无人机设备接收指示信息,该指示信息指示该无人机设备接入第一无人机小区,该第一无人机小区包括至少两个同步的物理小区;该无人机设备根据该指示信息,确定接入该第一无人机小区。In a second aspect, a method for signal transmission is provided, the method comprising: receiving, by the drone device, indication information, the indication information indicating that the UAV device accesses a first UAV cell, the first UAV cell The at least two synchronized physical cells are included; the UAV device determines to access the first unmanned cell according to the indication information.
无人机设备接收网络设备发送的指示无人机设备接入该第一无人机小区的指示信息,并根据该指示信息可以确定接入该第一无人机小区,从而避免物理小区间的频繁切换,有助于减少对业务的连续性造成的影响。The UAV device receives indication information that is sent by the network device to indicate that the UAV device accesses the first UAV cell, and according to the indication information, may determine to access the first UAV cell, thereby avoiding physical cell inter-cell Frequent switching helps reduce the impact on business continuity.
在一些可能的实现方式中,该方法还包括:该无人机设备接收调度信息,该调度信息用于指示为该无人机设备配置的第一时频资源,该第一时频资源与第二时频资源不同,该第二时频资源为该第一无人机小区中的网络设备为覆盖范围内的终端设备配置的时频资源;该无人机设备在该第一时频资源上传输信号。In some possible implementations, the method further includes: the UAV device receiving scheduling information, where the scheduling information is used to indicate a first time-frequency resource configured for the UAV device, the first time-frequency resource and the first The second time-frequency resource is different, and the second time-frequency resource is a time-frequency resource configured by the network device in the first unmanned cell to be a terminal device in the coverage area; the UAV device is on the first time-frequency resource Transmission signal.
无人机设备可以接收该网络设备协商后的第一无人机小区中不同物理小区包括的网络设备之间时频资源的配置,避免不同物理小区间的干扰。The UAV device can receive the configuration of the time-frequency resources between the network devices included in the different physical cells in the first UAV cell negotiated by the network device, and avoid interference between different physical cells.
在一些可能的实现方式中,该方法还包括:该无人机设备在多播单频网络MBSFN子帧上接收无人机公共信道、无人机控制信道和无人机下行共享信道中的至少一项,该无人机公共信道包括无人机同步信道、无人机广播信道和无人机随机接入信道中的至少一项。In some possible implementations, the method further includes: the UAV device receiving at least one of a UAV common channel, a UAV control channel, and a UAV downlink shared channel on a multicast single frequency network MBSFN subframe. In one aspect, the UAV common channel includes at least one of a UAV synchronization channel, a UAV broadcast channel, and a UAV random access channel.
终端设备可以避免在非MBSFN子帧发送的公共信道对该无人机公共信道造成的干扰。The terminal device can avoid interference caused by the common channel transmitted in the non-MBSFN subframe to the common channel of the drone.
在一些可能的实现方式中,该方法还包括:该无人机设备接收无人机参考信号;该无人机设备根据该无人机参考信号,确定无人机参考信号响应消息,该无人机参考信号响应消息用于网络设备确定是否从该第一无人机小区切换到该第二无人机小区,该第一无人机小区为该无人机设备当前所属的无人机小区;该无人机设备向该网络设备发送该无人机参考信号响应消息。
In some possible implementations, the method further includes: the UAV device receiving the UAV reference signal; the UAV device determining the UAV reference signal response message according to the UAV reference signal, the unmanned The machine reference signal response message is used by the network device to determine whether to switch from the first drone cell to the second drone cell, where the first drone cell is a UAV cell to which the UAV device currently belongs; The drone device transmits the drone reference signal response message to the network device.
无人机设备可以以无人机小区为单位测量是否进行无人机小区之间的切换,降低了切换频率,保证了信号传输质量。The UAV device can measure whether to switch between UAV cells in units of UAV cells, reduce the switching frequency, and ensure the signal transmission quality.
在一些可能的实现方式中,该指示信息包括至少一个比特位,该无人机设备根据该指示信息,确定接入该第一无人机小区包括:该无人机设备根据该至少一个比特位的第一取值,确定接入该第一无人机小区。In some possible implementations, the indication information includes at least one bit, and the UAV device determines, according to the indication information, that accessing the first UAV cell includes: the UAV device according to the at least one bit The first value is determined to access the first unmanned cell.
终端设备通过至少一个比特位的取值,可以确定否接入第一无人机小区,资源开销比较低。The terminal device determines whether to access the first unmanned cell by using the value of at least one bit, and the resource overhead is relatively low.
在一些可能的实现方式中,该方法还包括:该无人机设备在第一时频资源上接收至少两个网络设备发送的数据,该至少两个网络设备中的每个网络设备为该第一无人机小区中的至少两个物理小区包括的网络设备。In some possible implementations, the method further includes: the UAV device receiving data sent by the at least two network devices on the first time-frequency resource, where each of the at least two network devices is the first A network device included in at least two physical cells in a drone cell.
无人机设备接收第一无人机小区中的所有的物理小区包括的网络设备在相同的时频资源上发送相同的数据,从而避免无人机小区中的信号干扰。The UAV device receives all of the physical cells included in the first UAV cell to include the same data on the same time-frequency resource, thereby avoiding signal interference in the UAV cell.
在一些可能的实现方式中,该方法还包括:该无人机设备在第一时频资源上接收一个网络设备发送的数据,其中,该第一无人机小区中的除该一个网络设备所属的物理小区外的其他物理小区的网络设备都不在该第一时频资源上发送数据。In some possible implementations, the method further includes: the UAV device receiving data sent by a network device on the first time-frequency resource, where the one of the first UAV cells belongs to the network device The network devices of other physical cells outside the physical cell do not send data on the first time-frequency resource.
第三方面,提供了一种信号传输的方法,该方法包括:无人机设备获取参数值;该无人机设备根据该参数值,确定是否接入无人机小区,该无人机小区包括至少两个同步的物理小区;该无人机设备在确定接入该无人机小区的情况下,发送接入请求,该接入请求用于请求接入该无人机小区。In a third aspect, a method for signal transmission is provided, the method comprising: obtaining, by a drone device, a parameter value; the drone device determining, according to the parameter value, whether to access a drone cell, the drone cell including At least two synchronized physical cells; the UAV device sends an access request for requesting access to the UAV cell if it is determined to access the UAV cell.
无人机设备可以获取参数值,并根据该参数值确定是否接入无人机小区,在确定接入该无人机小区的情况,发送接入请求以请求接入该无人机小区,从而避免物理小区间的频繁切换,有助于减少对业务的连续性造成的影响。The UAV device can obtain a parameter value, and determine whether to access the UAV cell according to the parameter value, and send an access request to request access to the UAV cell when determining to access the UAV cell, thereby Avoiding frequent handovers between physical cells helps reduce the impact on business continuity.
在一些可能的实现方式中,该无人机设备根据该参数值,确定是否接入无人机小区包括:该无人机设备在确定该参数值大于或等于预设阈值的情况下,确定接入该无人机小区。In some possible implementations, determining, by the UAV device, whether to access the UAV cell according to the parameter value includes: determining, by the UAV device, that the parameter value is greater than or equal to a preset threshold, determining Enter the drone cell.
无人机设备根据参数值与预设阈值的关系确定接入该无人机小区,降低无人机设备的运算量,节省了无人机设备的功耗。The UAV device determines the access to the UAV cell according to the relationship between the parameter value and the preset threshold, and reduces the calculation amount of the UAV device, thereby saving the power consumption of the UAV device.
在一些可能的实现方式中,该参数值包括参考信号接收功率值、接收干扰功率值、高度值和速度值中的至少一项。In some possible implementations, the parameter value includes at least one of a reference signal received power value, a received interference power value, a height value, and a speed value.
在一些可能的实现方式中,该无人机信道包括无人机公共信道、无人机控制信道和无人机下行共享信道中的至少一项,该无人机公共信道包括无人机同步信道、无人机广播信道和无人机随机接入信道中的至少一项。In some possible implementations, the UAV channel includes at least one of a UAV common channel, a UAV control channel, and a UAV downlink shared channel, and the UAV common channel includes a UAV synchronization channel. At least one of a drone broadcast channel and a drone random access channel.
无人机信道可以包括无人机公共信道、无人机控制信道和无人机下行共享信道中的至少一项,无人机设备接收该无人机信道能够避免由传统方案中物理小区的信道造成的干扰。The UAV channel may include at least one of a UAV common channel, a UAV control channel, and a UAV downlink shared channel, and the UAV device receiving the UAV channel can avoid the channel of the physical cell in the conventional scheme. The interference caused.
第四方面,提供了一种信号传输的装置,该装置可以是网络设备,也可以是网络设备内的芯片。该装置具有实现上述第一方面的各实施例的功能。该功能可以通过硬件实现,也可以通过硬件执行相应的软件实现。该硬件或软件包括一个或多个与上述功能相对应的模块。In a fourth aspect, a device for signal transmission is provided, which may be a network device or a chip in a network device. The device has the functionality to implement the various embodiments of the first aspect described above. This function can be implemented in hardware or in hardware by executing the corresponding software. The hardware or software includes one or more modules corresponding to the functions described above.
在一种可能的设计中,当该装置为网络设备时,网络设备包括:处理模块和收发模块,
所述处理模块例如可以是处理器,所述收发模块例如可以是收发器,所述收发器包括射频电路。可选地,所述网络设备还包括存储模块,该存储单元例如可以是存储器。当网络设备包括存储单元时,该存储单元用于存储计算机执行指令,该处理模块与该存储单元连接,该处理模块执行该存储单元存储的计算机执行指令,以使该网络设备执行上述第一方面任意一项的信号传输的方法。In a possible design, when the device is a network device, the network device includes: a processing module and a transceiver module,
The processing module can be, for example, a processor, and the transceiver module can be, for example, a transceiver, and the transceiver includes a radio frequency circuit. Optionally, the network device further includes a storage module, which may be, for example, a memory. When the network device includes a storage unit, the storage unit is configured to store a computer execution instruction, the processing module is coupled to the storage unit, and the processing module executes a computer execution instruction stored by the storage unit to cause the network device to perform the first aspect described above The method of signal transmission of any one.
在另一种可能的设计中,当该装置为网络设备内的芯片时,该芯片包括:处理模块和收发模块,所述处理模块例如可以是处理器,所述收发模块例如可以是该芯片上的输入/输出接口、管脚或电路等。该处理模块可执行存储单元存储的计算机执行指令,以使该终端内的芯片执行上述第一方面任意一项的信号传输的方法。可选地,所述存储单元为所述芯片内的存储单元,如寄存器、缓存等,所述存储单元还可以是所述网络设备内的位于所述芯片外部的存储单元,如只读存储器(read-only memory,ROM)或可存储静态信息和指令的其他类型的静态存储设备,随机存取存储器(random access memory,RAM)等。In another possible design, when the device is a chip in a network device, the chip includes: a processing module and a transceiver module, and the processing module may be, for example, a processor, and the transceiver module may be, for example, the chip. Input/output interface, pins or circuits, etc. The processing module may execute a computer-executable instruction stored by the storage unit to cause the chip within the terminal to perform the method of signal transmission of any of the above aspects. Optionally, the storage unit is a storage unit in the chip, such as a register, a cache, etc., and the storage unit may also be a storage unit located outside the chip in the network device, such as a read-only memory ( Read-only memory (ROM) or other types of static storage devices, random access memory (RAM), etc. that can store static information and instructions.
其中,上述任一处提到的处理器,可以是一个通用中央处理器(CPU),微处理器,特定应用集成电路(application-specific integrated circuit,ASIC),或一个或多个用于控制上述第一方面信号传输的方法的程序执行的集成电路。The processor mentioned in any of the above may be a general-purpose central processing unit (CPU), a microprocessor, an application-specific integrated circuit (ASIC), or one or more for controlling the above. The first aspect of the method of signal transmission is performed by an integrated circuit.
第五方面,本申请提供一种信号传输的装置,该装置可以是无人机设备,也可以是无人机设备内的芯片。该装置具有实现上述第二方面的各实施例的功能。该功能可以通过硬件实现,也可以通过硬件执行相应的软件实现。该硬件或软件包括一个或多个与上述功能相对应的模块。In a fifth aspect, the present application provides a device for signal transmission, which may be a drone device or a chip in a drone device. The device has the functionality to implement the various embodiments of the second aspect described above. This function can be implemented in hardware or in hardware by executing the corresponding software. The hardware or software includes one or more modules corresponding to the functions described above.
在一种可能的设计中,当该装置为无人机设备时,无人机设备包括:处理模块和收发模块,所述处理模块例如可以是处理器,所述收发模块例如可以是收发器,所述收发器包括射频电路,可选地,所述无人机设备还包括存储单元,该存储单元例如可以是存储器。当无人机设备包括存储单元时,该存储单元用于存储计算机执行指令,该处理模块与该存储单元连接,该处理模块执行该存储单元存储的计算机执行指令,以使该无人机设备执行上述第二方面任意一项的信号传输的方法。In a possible design, when the device is a drone device, the drone device includes: a processing module and a transceiver module, and the processing module may be, for example, a processor, and the transceiver module may be, for example, a transceiver. The transceiver includes a radio frequency circuit. Optionally, the drone device further includes a storage unit, which may be, for example, a memory. When the drone device includes a storage unit, the storage unit is configured to store a computer execution instruction, the processing module is coupled to the storage unit, and the processing module executes a computer execution instruction stored by the storage unit to cause the drone device to execute A method of signal transmission according to any of the above aspects.
在另一种可能的设计中,当该装置为无人机设备内的芯片时,该芯片包括:处理模块和收发模块,所述处理模块例如可以是处理器,所述收发模块例如可以是该芯片上的输入/输出接口、管脚或电路等。该处理模块可执行存储单元存储的计算机执行指令,以使该无人机设备内的芯片执行上述第二方面任意一项的信号传输的方法。可选地,所述存储单元为所述芯片内的存储单元,如寄存器、缓存等,所述存储单元还可以是所述无人机设备内的位于所述芯片外部的存储单元,如ROM或可存储静态信息和指令的其他类型的静态存储设备,RAM等。In another possible design, when the device is a chip in the UAV device, the chip includes: a processing module and a transceiver module, and the processing module may be, for example, a processor, and the transceiver module may be, for example, the Input/output interfaces, pins or circuits on the chip. The processing module may execute a computer-executable instruction stored by the storage unit to cause the chip within the drone device to perform the method of signal transmission of any of the above second aspects. Optionally, the storage unit is a storage unit in the chip, such as a register, a cache, etc., and the storage unit may also be a storage unit located outside the chip in the UAV device, such as a ROM or Other types of static storage devices, RAM, etc. that can store static information and instructions.
其中,上述任一处提到的处理器,可以是一个CPU,微处理器,ASIC,或一个或多个用于控制上述第二方面信号传输的方法的程序执行的集成电路。Wherein, the processor mentioned in any of the above may be a CPU, a microprocessor, an ASIC, or an integrated circuit of one or more programs for controlling the method of signal transmission of the second aspect.
第六方面,提供了一种通信***,该通信***包括:上述第四方面的装置和上述第五方面的装置。According to a sixth aspect, there is provided a communication system comprising: the apparatus of the above fourth aspect and the apparatus of the above fifth aspect.
第七方面,本申请提供一种信号传输的装置,该装置可以是无人机设备,也可以是无人机设备内的芯片。该装置具有实现上述第三方面的各实施例的功能。该功能可以通过硬件实现,也可以通过硬件执行相应的软件实现。该硬件或软件包括一个或多个与上述功能
相对应的模块。In a seventh aspect, the present application provides a device for signal transmission, which may be a drone device or a chip in a drone device. The device has the functionality to implement the various embodiments of the third aspect described above. This function can be implemented in hardware or in hardware by executing the corresponding software. The hardware or software includes one or more of the above features
Corresponding modules.
在一种可能的设计中,当该装置为无人机设备时,无人机设备包括:处理模块和收发模块,所述处理模块例如可以是处理器,所述收发模块例如可以是收发器,所述收发器包括射频电路,可选地,所述无人机设备还包括存储单元,该存储单元例如可以是存储器。当无人机设备包括存储单元时,该存储单元用于存储计算机执行指令,该处理模块与该存储单元连接,该处理模块执行该存储单元存储的计算机执行指令,以使该无人机设备执行上述第三方面任意一项的信号传输的方法。In a possible design, when the device is a drone device, the drone device includes: a processing module and a transceiver module, and the processing module may be, for example, a processor, and the transceiver module may be, for example, a transceiver. The transceiver includes a radio frequency circuit. Optionally, the drone device further includes a storage unit, which may be, for example, a memory. When the drone device includes a storage unit, the storage unit is configured to store a computer execution instruction, the processing module is coupled to the storage unit, and the processing module executes a computer execution instruction stored by the storage unit to cause the drone device to execute A method of signal transmission according to any of the above third aspects.
在另一种可能的设计中,当该装置为无人机设备内的芯片时,该芯片包括:处理模块和收发模块,所述处理模块例如可以是处理器,所述收发模块例如可以是该芯片上的输入/输出接口、管脚或电路等。该处理模块可执行存储单元存储的计算机执行指令,以使该无人机设备内的芯片执行上述第三方面任意一项的信号传输的方法。可选地,所述存储单元为所述芯片内的存储单元,如寄存器、缓存等,所述存储单元还可以是所述无人机设备内的位于所述芯片外部的存储单元,如ROM或可存储静态信息和指令的其他类型的静态存储设备,RAM等。In another possible design, when the device is a chip in the UAV device, the chip includes: a processing module and a transceiver module, and the processing module may be, for example, a processor, and the transceiver module may be, for example, the Input/output interfaces, pins or circuits on the chip. The processing module may execute a computer-executable instruction stored by the storage unit to cause the chip within the drone device to perform the method of signal transmission of any of the above third aspects. Optionally, the storage unit is a storage unit in the chip, such as a register, a cache, etc., and the storage unit may also be a storage unit located outside the chip in the UAV device, such as a ROM or Other types of static storage devices, RAM, etc. that can store static information and instructions.
其中,上述任一处提到的处理器,可以是一个CPU,微处理器,ASIC,或一个或多个用于控制上述第三方面信号传输的方法的程序执行的集成电路。Wherein, the processor mentioned in any of the above may be a CPU, a microprocessor, an ASIC, or an integrated circuit of one or more programs for controlling the method of signal transmission of the third aspect.
第八方面,提供了一种通信***,该通信***包括:In an eighth aspect, a communication system is provided, the communication system comprising:
网络设备和上述第七方面的装置。Network device and apparatus of the above seventh aspect.
第九方面,提供了一种计算机存储介质,该计算机存储介质中存储有程序代码,该程序代码用于指示执行上述第一方面、第二方面和第三方面中的任一方面或其任意可能的实现方式中的方法的指令。According to a ninth aspect, a computer storage medium is provided, the program storage medium storing program code for indicating execution of any one of the first aspect, the second aspect, and the third aspect, or any possible The instructions of the method in the implementation.
第十方面,提供了一种包含指令的计算机程序产品,其在计算机上运行时,使得计算机执行上述第一方面、第二方面和第三方面中的任一方面或其任意可能的实现方式中的方法。A tenth aspect, a computer program product comprising instructions, which when executed on a computer, cause the computer to perform any of the first, second, and third aspects above, or any possible implementation thereof Methods.
基于上述方案,网络设备确定包括至少两个同步的物理小区的第一无人机小区,并通过指示信息指示无人机设备接入该第一无人机小区,这样无人机设备根据该指示信息可以确定接入该第一无人机小区,从而避免物理小区间的频繁切换,有助于减少对业务的连续性造成的影响。Based on the above solution, the network device determines a first unmanned cell including at least two synchronized physical cells, and indicates, by the indication information, that the drone device accesses the first unmanned cell, such that the drone device according to the indication The information can be determined to access the first unmanned cell, thereby avoiding frequent handovers between physical cells, and helping to reduce the impact on service continuity.
图1是本申请实施例的通信***的示意图;1 is a schematic diagram of a communication system according to an embodiment of the present application;
图2是本申请一个实施例的信号传输的方法的示意性流程图;2 is a schematic flowchart of a method for signal transmission according to an embodiment of the present application;
图3是本申请另一个实施例的信号传输的方法的示意图;3 is a schematic diagram of a method of signal transmission according to another embodiment of the present application;
图4是本申请又一个实施例的信号传输的方法的示意性流程图;4 is a schematic flowchart of a method for signal transmission according to still another embodiment of the present application;
图5是本申请一个实施例的信号传输的装置的示意性框图;FIG. 5 is a schematic block diagram of an apparatus for signal transmission according to an embodiment of the present application; FIG.
图6是本申请一个实施例的信号传输的装置的示意图结构图;6 is a schematic structural diagram of an apparatus for signal transmission according to an embodiment of the present application;
图7是本申请另一个实施例的信号传输的装置的示意图框图;7 is a schematic block diagram of an apparatus for signal transmission according to another embodiment of the present application;
图8是本申请另一个实施例的信号传输的装置的示意性结构图;FIG. 8 is a schematic structural diagram of an apparatus for signal transmission according to another embodiment of the present application; FIG.
图9是本申请另一个实施例的信号传输的装置的示意性框图;
9 is a schematic block diagram of an apparatus for signal transmission according to another embodiment of the present application;
图10是本申请另一个实施例的信号传输的装置的示意性结构图;FIG. 10 is a schematic structural diagram of an apparatus for signal transmission according to another embodiment of the present application; FIG.
图11是本申请实施例的通信***的示意结构图。FIG. 11 is a schematic structural diagram of a communication system according to an embodiment of the present application.
下面将结合附图,对本申请中的技术方案进行描述。The technical solutions in the present application will be described below with reference to the accompanying drawings.
本申请实施例的技术方案可以应用于各种通信***,例如:全球移动通讯(Global System of Mobile communication,GSM)***、码分多址(Code Division Multiple Access,CDMA)***、宽带码分多址(Wideband Code Division Multiple Access,WCDMA)***、通用分组无线业务(General Packet Radio Service,GPRS)、长期演进(Long Term Evolution,LTE)***、LTE频分双工(Frequency Division Duplex,FDD)***、LTE时分双工(Time Division Duplex,TDD)、通用移动通信***(Universal Mobile Telecommunication System,UMTS)、全球互联微波接入(Worldwide Interoperability for Microwave Access,WiMAX)通信***、未来的第五代(5th Generation,5G)***或新无线(New Radio,NR)等。The technical solutions of the embodiments of the present application can be applied to various communication systems, such as a Global System of Mobile communication (GSM) system, a Code Division Multiple Access (CDMA) system, and a wideband code division multiple access. (Wideband Code Division Multiple Access, WCDMA) system, General Packet Radio Service (GPRS), Long Term Evolution (LTE) system, LTE Frequency Division Duplex (FDD) system, LTE Time Division Duplex (TDD), Universal Mobile Telecommunication System (UMTS), Worldwide Interoperability for Microwave Access (WiMAX) communication system, and the future fifth generation (5th Generation, 5G) system or new radio (New Radio, NR) and so on.
本申请实施例中的终端设备可以指用户设备、接入终端、用户单元、用户站、移动站、移动台、远方站、远程终端、移动设备、用户终端、终端、无线通信设备、用户代理或用户装置。终端设备还可以是蜂窝电话、无绳电话、会话启动协议(Session Initiation Protocol,SIP)电话、无线本地环路(Wireless Local Loop,WLL)站、个人数字处理(Personal Digital Assistant,PDA)、具有无线通信功能的手持设备、计算设备或连接到无线调制解调器的其它处理设备、车载设备、可穿戴设备,未来5G网络中的终端设备或者未来演进的公用陆地移动通信网络(Public Land Mobile Network,PLMN)中的终端设备等,本申请实施例对此并不限定。The terminal device in the embodiment of the present application may refer to a user equipment, an access terminal, a subscriber unit, a subscriber station, a mobile station, a mobile station, a remote station, a remote terminal, a mobile device, a user terminal, a terminal, a wireless communication device, a user agent, or User device. The terminal device may also be a cellular phone, a cordless phone, a Session Initiation Protocol (SIP) phone, a Wireless Local Loop (WLL) station, a Personal Digital Assistant (PDA), with wireless communication. Functional handheld devices, computing devices or other processing devices connected to wireless modems, in-vehicle devices, wearable devices, terminal devices in future 5G networks, or in the future evolution of the Public Land Mobile Network (PLMN) The terminal device and the like are not limited in this embodiment of the present application.
本申请实施例中的网络设备可以是用于与终端设备通信的设备,该网络设备可以是全球移动通讯(Global System of Mobile communication,GSM)***或码分多址(Code Division Multiple Access,CDMA)中的基站(Base Transceiver Station,BTS),也可以是宽带码分多址(Wideband Code Division Multiple Access,WCDMA)***中的基站(NodeB,NB),还可以是LTE***中的演进型基站(Evolutional NodeB,eNB或eNodeB),还可以是云无线接入网络(Cloud Radio Access Network,CRAN)场景下的无线控制器,或者该网络设备可以为中继站、接入点、车载设备、可穿戴设备以及未来5G网络中的网络设备或者未来演进的PLMN网络中的网络设备等,本申请实施例并不限定。The network device in the embodiment of the present application may be a device for communicating with the terminal device, and the network device may be a Global System of Mobile communication (GSM) system or Code Division Multiple Access (CDMA). Base Transceiver Station (BTS), which may also be a base station (NodeB, NB) in a Wideband Code Division Multiple Access (WCDMA) system, or an evolved base station in an LTE system (Evolutional The NodeB, eNB or eNodeB) may also be a wireless controller in a Cloud Radio Access Network (CRAN) scenario, or the network device may be a relay station, an access point, an in-vehicle device, a wearable device, and a future. The network device in the 5G network or the network device in the PLMN network in the future is not limited in this embodiment.
本申请实施例的通信***可以包括至少一个终端设备和网络设备。例如,图1是本申请实施例的通信***的示意图。图1中的通信***可以包括6个终端设备(即终端设备10-终端设备60)和网络设备70。网络设备70用于为每个终端设备提供通信服务并接入核心网。终端设备10-60可以通过通信链路分别与网络设备70进行的上/下行传输,其中,网络设备70发送、终端设备10-60接收的通信链路为下行传输,终端设备10-60发送、网络设备70接收的通信链路为上行传输。The communication system of the embodiment of the present application may include at least one terminal device and a network device. For example, FIG. 1 is a schematic diagram of a communication system of an embodiment of the present application. The communication system in FIG. 1 may include six terminal devices (ie, terminal device 10 - terminal device 60) and network device 70. The network device 70 is used to provide communication services for each terminal device and access the core network. The terminal device 10-60 can perform uplink/downlink transmission with the network device 70 respectively through the communication link, wherein the communication link received by the network device 70 and received by the terminal device 10-60 is downlink transmission, and the terminal device 10-60 transmits, The communication link received by network device 70 is an uplink transmission.
此外,终端设备40-60也可以组成一个通信***,该通信***中,终端设备50可以向终端设备40和终端设备60中的至少一个发送信息。Further, the terminal devices 40-60 may also constitute a communication system in which the terminal device 50 may transmit information to at least one of the terminal device 40 and the terminal device 60.
传统方案采用协作多点传输(Coordinated Multiple Points,CoMP)技术,CoMP技术采用协作集,协作集内的物理小区联合发送或者接收,以提高信号传输的可靠性。
The traditional scheme adopts Coordinated Multiple Points (CoMP) technology. The CoMP technology adopts a cooperative set, and the physical cells in the cooperative set jointly transmit or receive to improve the reliability of signal transmission.
在传统方案中,无人机设备从协作集中的一个物理小区覆盖的范围内移动到该协作集中的另一个物理小区覆盖的范围内时,可能需要发起物理小区切换,而频繁的切换会影响业务的连续性。In the conventional solution, when the UAV device moves from the coverage of one physical cell in the cooperation set to the coverage of another physical cell in the cooperation set, it may be necessary to initiate physical cell handover, and frequent handover may affect the service. Continuity.
图2示出了本申请一个实施例的信号传输的方法的示意性流程图。FIG. 2 shows a schematic flow chart of a method of signal transmission in one embodiment of the present application.
该方法可以应用于包括多个物理小区的通信***中,该多个物理小区中的每个物理小区可以包括至少一个网络设备。The method may be applied to a communication system including a plurality of physical cells, each of the plurality of physical cells may include at least one network device.
可选地,该多个物理小区中的每个物理小区还可以包括至少一个终端设备。Optionally, each of the multiple physical cells may further include at least one terminal device.
201,网络设备确定第一无人机小区,该第一无人机小区包括至少两个同步的物理小区。201. The network device determines a first unmanned cell, where the first unmanned cell includes at least two synchronized physical cells.
可选地,网络设备可以是该至少两个同步的物理小区中的任意一个物理小区包括的网络设备。Optionally, the network device may be a network device included in any one of the at least two synchronized physical cells.
可选地,网络设备可以从多个物理小区中选择至少两个同步的物理小区作为第一无人机小区。Optionally, the network device may select at least two synchronized physical cells from the plurality of physical cells as the first unmanned cell.
应理解,该至少两个物理小区间的同步可以是物理小区间的子帧边界的精确同步,从而避免出现收发信号的相互干扰。It should be understood that the synchronization between the at least two physical cells may be an accurate synchronization of subframe boundaries between physical cells, thereby avoiding mutual interference of the transmitted and received signals.
可选地,网络设备也可以从核心网设备获知第一无人机小区。也就是说,该第一无人机小区可以由该核心网设备确定。或者该第一无人机小区还可以是其他网络设备确定,进而告知该网络设备,或者也可以是无人机设备确定该第一无人机小区,本申请对此不进行限定。Optionally, the network device may also learn the first unmanned cell from the core network device. That is, the first drone cell can be determined by the core network device. Alternatively, the first UAV cell may be determined by another network device to inform the network device, or the UAV device may determine the first UAV cell, which is not limited in this application.
可选地,通信***中可以包括多个无人机小区,每个无人机小区包括的物理小区的数目可以相同,也可以不同,本申请对此不进行限定。Optionally, a plurality of UAV cells may be included in the communication system, and the number of physical cells included in each UAV cell may be the same or different, which is not limited in this application.
可选地,通信***中每个无人机小区包括的物理小区可以是预定义的,也可以是动态变化的,本申请对此不进行限定。Optionally, the physical cell included in each of the UAVs in the communication system may be predefined or dynamically changed, which is not limited in this application.
202,网络设备发送指示信息,该指示信息指示无人机设备接入该第一无人机小区。相应地,无人机设备可以接收到该指示信息。202. The network device sends indication information, where the indication information indicates that the drone device accesses the first unmanned cell. Accordingly, the drone device can receive the indication information.
网络设备可以向覆盖范围内的无人机设备发送指示信息,也可以通过其他网络设备的转发,发送到第一无人机小区覆盖范围内的无人机设备。The network device may send indication information to the UAV device in the coverage area, or may be sent to the UAV device in the coverage area of the first UAV cell by forwarding of other network devices.
也就是说,第一无人机小区包括的至少同步的两个物理小区包括的网络设备之间可以相互通信。That is to say, the network devices included in the at least two synchronized physical cells included in the first unmanned cell can communicate with each other.
可选地,该指示信息可以通过至少一个比特位表示,该至少一个比特位的第一取值用于指示该无人机设备接入该第一无人机小区。Optionally, the indication information may be represented by at least one bit, and the first value of the at least one bit is used to indicate that the drone device accesses the first unmanned cell.
可选地,该至少一个比特位可以携带在下行控制信息(Downward control information,DCI)中发送。Optionally, the at least one bit may be carried in Downward Control Information (DCI).
例如,该指示信息通过一个比特位表示,若该比特位取值为“0”指示该无人机设备接入该第一无人机小区;若该比特位取值为“1”指示该无人机设备不接入该第一无人机小区。或者,若该比特位取值为“1”指示该无人机设备接入该第一无人机小区;若该比特位取值为“0”指示该无人机设备不接入该第一无人机小区。For example, the indication information is represented by a bit. If the bit value is “0”, the UAV device is connected to the first UAV cell; if the bit value is “1”, the indication is no. The human equipment does not access the first drone cell. Alternatively, if the bit value is “1”, the UAV device is connected to the first UAV cell; if the bit value is “0”, the UAV device does not access the first device. UAV cell.
也就是说,若指示信息通过一个比特位表示,该第一取值可以是“0”,也可以是“1”。在具体实现时,网络设备可以与无人机设备预先约定,或者预先通过指示信息指示,本申
请对此不进行限定。That is to say, if the indication information is represented by one bit, the first value may be "0" or "1". In a specific implementation, the network device may be pre-agreed with the drone device, or may be indicated in advance by the indication information.
Please do not limit this.
可选地,网络设备可以在非多播/组播单频网络(Multicast Broadcast Single Frequency Network,MBSFN)子帧上发送公共信道,该公共信道携带该指示信息。Optionally, the network device may send a common channel on a Multicast Broadcast Single Frequency Network (MBSFN) subframe, where the common channel carries the indication information.
203,无人机设备根据该指示信息,确定接入该第一无人机小区。203. The UAV device determines to access the first UAV cell according to the indication information.
网络设备确定包括至少两个同步的物理小区的第一无人机小区,并通过指示信息指示无人机设备接入该第一无人机小区,这样无人机设备根据该指示信息可以确定接入该第一无人机小区,从而避免物理小区间的频繁切换,有助于减少对业务的连续性造成的影响。The network device determines a first unmanned cell including at least two synchronized physical cells, and indicates, by the indication information, that the drone device accesses the first unmanned cell, such that the drone device can determine the connection according to the indication information. Into the first unmanned cell, thereby avoiding frequent handovers between physical cells, helping to reduce the impact on the continuity of the service.
可选地,无人机设备确定接入该第一无人机小区之后,可以开始监听无人机信道以接入该第一无人机小区。Optionally, after the UAV device determines to access the first UAV cell, it may start listening to the UAV channel to access the first UAV cell.
可选地,无人机设备确定接入该第一无人机小区之后,发送接入请求,以请求接入该第一无人机小区。Optionally, after determining that the UAV device accesses the first UAV cell, the UAS device sends an access request to request access to the first UAV cell.
可选地,无人机信道包括无人机公共信道、无人机控制信道和无人机下行共享信道中的至少一项。Optionally, the UAV channel includes at least one of a UAV common channel, a UAV control channel, and a UAV downlink shared channel.
可选地,所述无人机公共信道包括无人机同步信道、无人机广播信道和无人机随机接入信道中的至少一项。Optionally, the UAV common channel includes at least one of a UAV synchronization channel, a UAV broadcast channel, and a UAV random access channel.
可选地,网络设备可以在MBSFN子帧上发送无人机信道。相应地,无人机设备可以在MBSFN子帧上接收无人机信道。Alternatively, the network device can transmit the drone channel on the MBSFN subframe. Accordingly, the drone device can receive the drone channel on the MBSFN subframe.
可选地,该无人机信道包括无人机公共信道、无人机控制信道和无人机下行共享信道中的至少一项,该无人机公共信道包括无人机同步信道、无人机广播信道和无人机接入信道中的至少一项。Optionally, the UAV channel includes at least one of a UAV common channel, a UAV control channel, and a UAV downlink shared channel, where the UAV common channel includes a UAV synchronization channel, a drone At least one of a broadcast channel and a drone access channel.
相应地,网络设备可以连续地,或者周期性地发送无人机信道。Accordingly, the network device can transmit the drone channel continuously, or periodically.
可选地,网络设备确定无人机设备接入该第一无人机小区之后,网络设备还可以发送调度信息,该调度信息用于指示为无人机设备配置第一时频资源,该第一时频资源与第二时频资源不同,该第二时频资源为该第一无人机小区中的物理小区包括的网络设备为覆盖范围内的终端设备配置的时频资源。Optionally, after the network device determines that the UAV device accesses the first UAV cell, the network device may further send scheduling information, where the scheduling information is used to indicate that the first time-frequency resource is configured for the UAV device, where the The first time-frequency resource is different from the second time-frequency resource, and the second time-frequency resource is a time-frequency resource configured by the network device included in the physical cell in the first unmanned cell.
具体地,该网络设备向无人机设备发送调度信息,该调度信息指示的第一时频资源与第一无人机小区中的物理小区包括的网络设备为覆盖范围内终端设备配置的时频资源都不相同。也就是说,该网络设备可以协商第一无人机小区中不同物理小区包括的网络设备之间时频资源的配置,避免不同物理小区间的干扰。Specifically, the network device sends scheduling information to the UAV device, where the first time-frequency resource indicated by the scheduling information and the network device included in the physical cell in the first UAV cell are time-frequency configured for the terminal device in the coverage area. The resources are different. That is, the network device can negotiate the configuration of time-frequency resources between network devices included in different physical cells in the first unmanned cell, and avoid interference between different physical cells.
例如,如图3所示,传统方案中,物理小区5中的网络设备和物理小区6中的网络设备为各自覆盖范围内的终端设备分配时频资源时并不会相互考虑,从而造成信号干扰。本申请实施例中,物理小区5和物理小区6属于同一个无人机小区2,这样物理小区5中的网络设备或物理小区6中的网络设备可以相互协商,使得物理小区5中的网络设备为覆盖范围内的终端设备配置的时频资源与物理小区6中的网络设备为覆盖范围内的终端设备配置的时频资源不同,从而避免了信号干扰。For example, as shown in FIG. 3, in the conventional solution, the network device in the physical cell 5 and the network device in the physical cell 6 do not mutually consider each other when the time-frequency resources are allocated to the terminal devices in the respective coverage areas, thereby causing signal interference. . In the embodiment of the present application, the physical cell 5 and the physical cell 6 belong to the same UAV cell 2, so that the network device in the physical cell 5 or the network device in the physical cell 6 can negotiate with each other, so that the network device in the physical cell 5 The time-frequency resources configured for the terminal devices in the coverage area are different from the time-frequency resources configured by the network devices in the physical cell 6 for the terminal devices in the coverage area, thereby avoiding signal interference.
应理解,其他物理小区包括的网络设备为终端设备配置时频资源,该终端设备可以是前述的近地面的各种终端设备,本申请对此不仅限定。It should be understood that the network device included in the other physical cells configures the time-frequency resource for the terminal device, and the terminal device may be the foregoing various ground terminal devices, which is not limited by this application.
可选地,无人机设备可以在该第一时频资源发送上行信号。相应地,网络设备在该第一时频资源接收该上行信号。
Optionally, the UAV device can send an uplink signal at the first time-frequency resource. Correspondingly, the network device receives the uplink signal at the first time-frequency resource.
可选地,网络设备也可以在该第一时频资源发送下行信号。相应地,无人机设备在该第一时频资源接收该下行信号。Optionally, the network device may also send a downlink signal on the first time-frequency resource. Correspondingly, the drone device receives the downlink signal at the first time-frequency resource.
可选地,该调度信息可以携带在无人机控制信道中。Optionally, the scheduling information may be carried in a drone control channel.
可选地,网络设备确定无人机设备接入该第一无人机小区之后,网络设备还可以发送无人机参考信号,这样第一无人机小区范围内的无人机设备接收该无人机参考信号,并根据该无人机参考信号反馈无人机参考信号响应消息,网络设备根据该无人机参考信号响应消息确定是否从当前无人机小区切换到其他无人机小区。Optionally, after the network device determines that the UAV device accesses the first UAV cell, the network device may further send the UAV reference signal, so that the UAV device in the first UAV cell range receives the UAV The human machine reference signal and feedback the UAV reference signal response message according to the UAV reference signal, and the network device determines whether to switch from the current UAV cell to the other UAV cell according to the UAV reference signal response message.
具体地,网络设备可以向第一无人机小区内的所有物理小区覆盖范围内的无人机设备发送无人机参考信号。无人机设备接收该无人机参考信号,并根据无人机参考信号的强弱确定无人机参考信号的响应消息。该无人机参考信号的强弱可以表示无人机设备所处的位置是否接近第一无人机小区的边缘等。该无人机参考信号的响应消息可以指示无人机参考信号的强弱,网络设备根据该无人机参考信号的响应消息可以确定是否进行小区的切换。也就是说,无人机设备可以以无人机小区为单位测量是否进行无人机小区之间的切换,降低了切换频率,保证了信号传输质量。Specifically, the network device may send the drone reference signal to the drone device within the coverage of all physical cells in the first drone cell. The drone device receives the drone reference signal and determines a response message of the drone reference signal according to the strength of the drone reference signal. The strength of the UAV reference signal can indicate whether the location of the UAV device is close to the edge of the first UAV cell, and the like. The response message of the UAV reference signal may indicate the strength of the UAV reference signal, and the network device may determine whether to perform cell handover according to the response message of the UAV reference signal. That is to say, the UAV device can measure whether to switch between the UAV cells in units of the UAV cell, reduce the switching frequency, and ensure the signal transmission quality.
例如,如图3所示,网络设备确定无人机设备即将从无人机小区1的覆盖范围移动到无人机小区2覆盖的范围时,网络设备可以将服务该无人机设备的无人机小区1切换到无人机小区2。For example, as shown in FIG. 3, when the network device determines that the UAV device is about to move from the coverage of the UAV cell 1 to the coverage of the UAV cell 2, the network device can serve the UAV device. The cell 1 switches to the drone cell 2.
可选地,网络设备可以连续地,或周期性地发送该无人机参考信号。Alternatively, the network device can transmit the drone reference signal continuously or periodically.
可选地,网络设备确定无人机设备接入该第一无人机小区之后,该网络设备在第一时频资源上发送数据,且该第一无人机小区中的除该网络设备所属的物理小区之外的所有物理小区中的网络设备在该第一时频资源上发送该数据。也就是说,第一无人机小区中的所有的物理小区包括的网络设备可以在相同的时频资源上发送相同的数据,从而避免无人机小区中的信号干扰。Optionally, after the network device determines that the UAV device accesses the first UAV cell, the network device sends data on the first time-frequency resource, and the network device in the first UAV cell belongs to The network device in all physical cells except the physical cell transmits the data on the first time-frequency resource. That is to say, all the physical cells included in the first unmanned cell can include the same data on the same time-frequency resource, thereby avoiding signal interference in the unmanned cell.
应理解,第一无人机小区中的所有的物理小区包括的网络设备可以在相同的时频资源上发送相同的数据可以理解为第一无人机小区中的所有的物理小区包括的网络设备以单频网(Single Frequency Network,SFN)的方式向无人机设备发送数据。It should be understood that all the physical cells included in the first unmanned cell may include the same data on the same time-frequency resource, which may be understood as the network device included in all the physical cells in the first unmanned cell. Send data to the drone device in the form of a Single Frequency Network (SFN).
可选地,方法还包括:该网络设备在第一时频资源上发送数据,且该第一无人机小区中的除该网络设备所属的物理小区之外的所有物理小区中的网络设备均不在该第一时频资源发送数据。Optionally, the method further includes: the network device sends data on the first time-frequency resource, and the network devices in all the physical cells except the physical cell to which the network device belongs in the first unmanned cell The data is not sent in the first time-frequency resource.
这样可以避免无人机小区中的信号干扰。This can avoid signal interference in the drone cell.
因此,本申请实施例的信号传输的方法,网络设备确定包括至少两个同步的物理小区的第一无人机小区,并通过指示信息指示无人机设备接入该第一无人机小区,这样无人机设备根据该指示信息可以确定接入该第一无人机小区,从而避免物理小区间的频繁切换,有助于减少对业务的连续性造成的影响。Therefore, in the method for signal transmission in the embodiment of the present application, the network device determines a first unmanned cell including at least two synchronized physical cells, and indicates, by using the indication information, that the drone device accesses the first unmanned cell, In this way, the UAV device can determine to access the first UAV cell according to the indication information, thereby avoiding frequent handover between physical cells, and helping to reduce the impact on service continuity.
图4示出了本申请另一个实施例的信号传输的方法的示意性流程图。FIG. 4 shows a schematic flow chart of a method of signal transmission in another embodiment of the present application.
401,无人机设备获取参数值。401. The drone device obtains a parameter value.
无人机设备获取该无人机设备的参数值,可以是无人机设备自己的处理设备中获取检测到的参数值,也可以是其他设备确定后告知该无人机设备的,本申请对此不进行限定。The UAV device obtains the parameter value of the UAV device, and may obtain the detected parameter value in the UAV device's own processing device, or may notify the UAV device after the other device determines, and the application is This is not limited.
可选地,该参数值包括参考信号接收功率值(Reference Signal Received Power,RSRP)、
接收干扰功率值、高度值和速度值中的至少一项。Optionally, the parameter value includes a Reference Signal Received Power (RSRP),
Receiving at least one of an interference power value, a height value, and a speed value.
402,无人机设备根据该参数值,确定是否接入无人机小区。402. The UAV device determines whether to access the UAV cell according to the parameter value.
需要说明的是,本申请实施例中的无人机小区可以与图3所示的第一无人机小区或第二无人机小区相同,本申请对此不进行限定。It should be noted that the UAV cell in the embodiment of the present application may be the same as the first UAV cell or the second UAV cell shown in FIG. 3, which is not limited in this application.
可选地,无人机设备在确定该参数值大于或等于预设阈值的情况下,确定接入该无人机小区。Optionally, the UAV device determines to access the UAV cell if it determines that the parameter value is greater than or equal to a preset threshold.
可选地,该预设阈值可以固定值,也可以动态变更,本申请对此不进行限定。Optionally, the preset threshold may be a fixed value or may be dynamically changed. This application does not limit this.
具体地,若该参数值为高度值,则无人机设备在检测到自己的高度大于或等于预设阈值高度时,确定接入该无人机小区。例如,该预设阈值高度为当前服务该无人机设备的基站的高度。Specifically, if the parameter value is a height value, the UAV device determines to access the UAV cell when detecting that its own height is greater than or equal to a preset threshold height. For example, the preset threshold height is the height of the base station currently serving the drone device.
若该参数值为速度值,则无人机设备在检测到自己的速度大于或等于预设阈值速度时,确定接入该无人机小区。例如,该预设阈值速度为160km/h。If the parameter value is a speed value, the drone device determines to access the unmanned cell when detecting that its own speed is greater than or equal to a preset threshold speed. For example, the preset threshold speed is 160 km/h.
若参数值为RSRP,则无人机设备在检测到自己的RSRP值大于或等于预设阈值RSRP时,确定接入该无人机小区。If the parameter value is RSRP, the UAV device determines to access the UAV cell when it detects that its RSRP value is greater than or equal to the preset threshold RSRP.
可选地,无人机设备还可以在确定该参数值小于预设阈值的情况下,确定接入该无人机小区,本申请对此不进行限定。Optionally, the UAV device may determine to access the UAV cell if it is determined that the parameter value is less than a preset threshold, which is not limited in this application.
可选地,若参数值为参考信号接收功率、高度信息和速度信息中的至少两项,则该预设阈值也可以是至少两个,且分别对应该参数值的至少两项。Optionally, if the parameter value is at least two of the reference signal receiving power, the altitude information, and the speed information, the preset threshold may also be at least two, and respectively correspond to at least two of the parameter values.
可选地,若该参数值为RSRP,则无人机设备还可以确定与服务该无人机设备的物理小区的RSRP的差距小于或等于第一预设阈值其他物理小区的数目,在该数目大于等于第二预设阈值时,确定接入该无人机小区。Optionally, if the parameter value is RSRP, the UAV device may further determine that the difference between the RSRP of the physical cell serving the UAV device is less than or equal to the first preset threshold, and the number of other physical cells. When the second preset threshold is greater than or equal to, it is determined to access the unmanned cell.
可选地,该第一预设阈值可以是6dB,该第二预设阈值可以是4。Optionally, the first preset threshold may be 6 dB, and the second preset threshold may be 4.
应理解,该第一预设阈值和该第二阈值还可以取其他值,本申请对此不进行限定。It should be understood that the first preset threshold and the second threshold may take other values, which is not limited in this application.
403,该无人机设备在确定接入该无人机小区的情况下,发送接入请求以接入该无人机小区。403. The UAV device sends an access request to access the UAV cell when determining to access the UAV cell.
无人机设备在确定接入该无人机小区的情况下,可以主动发送接入请求,使得网络设备在接收到该接入请求后,及时发送无人机信道,从而提高了无人机设备的接入效率。When the UAV device determines to access the UAV cell, the UAV device can actively send an access request, so that the network device sends the UAV channel in time after receiving the access request, thereby improving the UAV device. Access efficiency.
可选地,该无人机信道可以包括无人机公共信道、无人机控制信道和无人机下行共享信道中的至少一项,该无人机公共信道包括无人机同步信道、无人机广播信道和无人机随机接入信道中的至少一项。Optionally, the UAV channel may include at least one of a UAV common channel, a UAV control channel, and a UAV downlink shared channel, where the UAV common channel includes a UAV synchronization channel, and no one At least one of a machine broadcast channel and a drone random access channel.
可选地,该无人机设备可以在MBSFN子帧上接收该无人机信道。Alternatively, the drone device can receive the drone channel on an MBSFN subframe.
可选地,无人机设备可以接收到网络设备连续地,或者周期性地发送无人机信道。Alternatively, the drone device can receive the network device continuously, or periodically transmit the drone channel.
因此,本申请实施例的信号传输的方法,无人机设备可以确定参数值,并根据该参数值确定是否接入无人机小区,在确定接入该无人机小区的情况,接收无人机信道,从而避免物理小区间的频繁切换,有助于减少对业务的连续性造成的影响。Therefore, in the signal transmission method of the embodiment of the present application, the UAV device can determine the parameter value, and determine whether to access the UAV cell according to the parameter value, and receive the unmanned person when determining the access to the UAV cell. Machine channels, thus avoiding frequent handovers between physical cells, helping to reduce the impact on the continuity of the service.
应理解,本申请实施例中的具体的例子只是为了帮助本领域技术人员更好地理解本申请实施例,而非限制本申请实施例的范围。It should be understood that the specific examples in the embodiments of the present application are only intended to help those skilled in the art to better understand the embodiments of the present application.
应理解,在本申请的各种实施例中,上述各过程的序号的大小并不意味着执行顺序的先后,各过程的执行顺序应以其功能和内在逻辑确定,而不应对本申请实施例的实施过程
构成任何限定。It should be understood that, in the various embodiments of the present application, the size of the sequence numbers of the foregoing processes does not mean the order of execution sequence, and the order of execution of each process should be determined by its function and internal logic, and should not be applied to the embodiment of the present application. Implementation process
Form any limit.
上文中详细描述了根据本申请实施例的信号传输的方法,下面将描述本申请实施例的信号传输的装置。The method of signal transmission according to an embodiment of the present application is described in detail above, and the apparatus for signal transmission of the embodiment of the present application will be described below.
图5示出了本申请实施例的信号传输的装置500。如图5所示,该装置500可以为网络设备。FIG. 5 shows an apparatus 500 for signal transmission in an embodiment of the present application. As shown in FIG. 5, the device 500 can be a network device.
应理解,该装置500可以对应于各方法实施例中的网络设备,可以具有方法中的网络设备的任意功能。It should be understood that the apparatus 500 may correspond to a network device in each method embodiment, and may have any function of the network device in the method.
处理模块510,用于确定第一无人机小区,该第一无人机小区包括至少两个同步的物理小区;The processing module 510 is configured to determine a first unmanned cell, where the first unmanned cell includes at least two synchronized physical cells;
收发模块520,用于发送指示信息,该指示信息用于指示无人机设备接入该第一无人机小区。The transceiver module 520 is configured to send indication information, where the indication information is used to indicate that the drone device accesses the first unmanned cell.
可选地,该收发模块520,还用于发送调度信息,该调度信息用于指示为该无人机设备配置的第一时频资源,该第一时频资源与第二时频资源不同,该第二时频资源为该第一无人机小区中的物理小区包括的网络设备为覆盖范围内的终端设备配置的时频资源;Optionally, the transceiver module 520 is further configured to send scheduling information, where the scheduling information is used to indicate a first time-frequency resource configured for the UAV device, where the first time-frequency resource is different from the second time-frequency resource, The second time-frequency resource is a time-frequency resource configured by the network device included in the physical cell in the first unmanned cell to be a terminal device in the coverage area;
该收发模块520,还用于在该第一时频资源向无人机设备传输信号。The transceiver module 520 is further configured to transmit a signal to the drone device at the first time-frequency resource.
可选地,该收发模块520,还用于在多播单频网络MBSFN子帧发送无人机公共信道、无人机控制信道和无人机下行共享信道中的至少一项,该无人机公共信道包括无人机同步信道、无人机广播信道和无人机随机接入信道中的至少一项。。Optionally, the transceiver module 520 is further configured to send at least one of a UAV common channel, a UAV control channel, and a UAV downlink shared channel in a multicast single frequency network MBSFN subframe, the UAV The common channel includes at least one of a drone synchronization channel, a drone broadcast channel, and a drone random access channel. .
可选地,该指示信息包括至少一个比特位,该至少一个比特位的第一取值用于指示该无人机设备接入该第一无人机小区。Optionally, the indication information includes at least one bit, and the first value of the at least one bit is used to indicate that the UAV device accesses the first UAV cell.
可选地,该收发模块520,还用于在第一时频资源上发送数据,且该第一时频资源用于该第一无人机小区中的除该网络设备所属的物理小区之外的所有物理小区中的网络设备发送该数据,或者该第一无人机小区中的除该网络设备所属的物理小区之外的所有物理小区中的网络设备均不在该第一时频资源发送数据。Optionally, the transceiver module 520 is further configured to send data on the first time-frequency resource, where the first time-frequency resource is used in the first unmanned cell except the physical cell to which the network device belongs. The network device in all the physical cells sends the data, or the network devices in all the physical cells except the physical cell to which the network device belongs in the first unmanned cell are not sending data in the first time-frequency resource. .
可选地,本申请实施例的信号传输的装置500可以是网络设备,也可以是网络设备内的芯片。Optionally, the apparatus 500 for signal transmission in the embodiment of the present application may be a network device, or may be a chip in the network device.
应理解,根据本申请实施例的信号传输的装置500可对应于图7的实施例的信号传输的方法中的网络设备,并且信号传输的装置500中的各个模块的上述和其它管理操作和/或功能分别为了实现前述各个方法的相应步骤,为了简洁,在此不再赘述。It should be understood that the apparatus 500 for signal transmission according to an embodiment of the present application may correspond to the network device in the method of signal transmission of the embodiment of FIG. 7, and the above and other management operations of the respective modules in the apparatus 500 for signal transmission and/or The functions or functions are respectively implemented in order to implement the corresponding steps of the foregoing various methods, and are not described herein for brevity.
可选地,若该信号传输的装置500为网络设备,则本申请实施例中的收发模块520可以由收发器610实现,处理模块510可以由处理器620实现。如图6所示,信号传输的装置600可以包括收发器610,处理器620和存储器630。其中,存储器630可以用于存储指示信息,还可以用于存储处理器620执行的代码、指令等。该收发器610可以包括射频电路,可选地,该网络设备还包括存储单元。Optionally, if the device 500 for signal transmission is a network device, the transceiver module 520 in the embodiment of the present application may be implemented by the transceiver 610, and the processing module 510 may be implemented by the processor 620. As shown in FIG. 6, the apparatus 600 for signal transmission may include a transceiver 610, a processor 620, and a memory 630. The memory 630 can be used to store indication information, and can also be used to store code, instructions, and the like executed by the processor 620. The transceiver 610 can include a radio frequency circuit. Optionally, the network device further includes a storage unit.
该存储单元例如可以是存储器。当网络设备包括存储单元时,该存储单元用于存储计算机执行指令,该处理模块与该存储单元连接,该处理模块执行该存储单元存储的计算机执行指令,以使该网络设备执行上述信号传输的方法。The storage unit can be, for example, a memory. When the network device includes a storage unit, the storage unit is configured to store a computer execution instruction, the processing module is coupled to the storage unit, and the processing module executes a computer execution instruction stored by the storage unit to cause the network device to perform the foregoing signal transmission. method.
可选地,若该信号传输的装置500为网络设备内的芯片,则该芯片包括处理模块510和收发模块520。收发模块520可以由收发器610实现,处理模块510可以由处理器620
实现。该收发模块例如可以是输入/输出接口、管脚或电路等。该处理模块可执行存储单元存储的计算机执行指令。该存储单元为该芯片内的存储单元,如寄存器、缓存等,该存储单元还可以是该终端内的位于该芯片外部的存储单元,如只读存储器(read-only memory,ROM)或可存储静态信息和指令的其他类型的静态存储设备,随机存取存储器(random access memory,RAM)等。Optionally, if the device 500 for signal transmission is a chip in a network device, the chip includes a processing module 510 and a transceiver module 520. The transceiver module 520 can be implemented by the transceiver 610, and the processing module 510 can be implemented by the processor 620.
achieve. The transceiver module can be, for example, an input/output interface, a pin or a circuit, and the like. The processing module can execute computer executed instructions stored by the storage unit. The storage unit is a storage unit in the chip, such as a register, a cache, etc., and the storage unit may also be a storage unit outside the chip in the terminal, such as a read-only memory (ROM) or a storable memory. Other types of static storage devices for static information and instructions, random access memory (RAM), and the like.
图7是本申请另一个实施例的信号传输的装置700的示意性框图。如图7所示,该装置700可以为无人机设备。FIG. 7 is a schematic block diagram of an apparatus 700 for signal transmission according to another embodiment of the present application. As shown in Figure 7, the device 700 can be a drone device.
应理解,该装置700可以对应于各方法实施例中的无人机设备,可以具有方法中的无人机设备的任意功能。It should be understood that the apparatus 700 may correspond to the drone apparatus in the various method embodiments and may have any of the functions of the drone apparatus in the method.
收发模块710,用于接收指示信息,该指示信息指示该无人机设备接入第一无人机小区,该第一无人机小区包括至少两个同步的物理小区;The transceiver module 710 is configured to receive indication information, where the indication information indicates that the UAV device accesses the first UAV cell, where the first UAV cell includes at least two synchronized physical cells;
处理模块720,用于根据该指示信息,确定接入该第一无人机小区。The processing module 720 is configured to determine to access the first unmanned cell according to the indication information.
可选地,该收发模块710,还用于接收调度信息,该调度信息用于指示为该无人机设备配置的第一时频资源,该第一时频资源与第二时频资源不同,该第二时频资源为该第一无人机小区中的网络设备为覆盖范围内的终端设备配置的时频资源;Optionally, the transceiver module 710 is further configured to receive scheduling information, where the scheduling information is used to indicate a first time-frequency resource configured for the UAV device, where the first time-frequency resource is different from the second time-frequency resource, The second time-frequency resource is a time-frequency resource configured by the network device in the first unmanned cell to be a terminal device in a coverage area;
该收发模块,还用于在该第一时频资源上传输信号。The transceiver module is further configured to transmit a signal on the first time-frequency resource.
可选地,该收发模块710,还用于在MBSFN子帧上接收无人机公共信道、无人机控制信道和无人机下行共享信道中的至少一项,该无人机公共信道包括无人机同步信道、无人机广播信道和无人机随机接入信道中的至少一项。Optionally, the transceiver module 710 is further configured to receive at least one of a UAV common channel, a UAV control channel, and a UAV downlink shared channel on the MBSFN subframe, where the UAV common channel includes none At least one of a human-machine synchronization channel, a drone broadcast channel, and a drone random access channel.
可选地,该指示信息包括至少一个比特位,该处理模块具体用于:Optionally, the indication information includes at least one bit, and the processing module is specifically configured to:
根据该至少一个比特位的第一取值,确定接入该第一无人机小区。And determining to access the first unmanned cell according to the first value of the at least one bit.
可选地,该收发模块,还用于在第一时频资源上接收至少一个网络设备发送的数据,该至少一个网络设备中的每个网络设备为该第一无人机小区中的物理小区包括的网络设备。Optionally, the transceiver module is further configured to receive data sent by the at least one network device on the first time-frequency resource, where each of the at least one network device is a physical cell in the first unmanned cell Network equipment included.
可选地,本申请实施例的信号传输的装置700可以是无人机设备,也可以是无人机设备内的芯片。Optionally, the apparatus 700 for signal transmission in the embodiment of the present application may be a drone device or a chip in the drone device.
应理解,根据本申请实施例的信号传输的装置700可对应于图7的实施例的信号传输的方法中的无人机设备,并且信号传输的装置700中的各个模块的上述和其它管理操作和/或功能分别为了实现前述各个方法的相应步骤,为了简洁,在此不再赘述。It should be understood that the apparatus 700 for signal transmission according to an embodiment of the present application may correspond to the drone apparatus in the method of signal transmission of the embodiment of FIG. 7, and the above and other management operations of the respective modules in the apparatus 700 for signal transmission The functions and/or functions are respectively omitted in order to implement the corresponding steps of the foregoing various methods, and are not described herein for brevity.
可选地,若该信号传输的装置700为无人机设备,则本申请实施例中的收发模块710可以由收发器810实现,处理模块720可以由处理器820实现。如图8所示,装置800可以包括收发器810,处理器820和存储器830。其中,存储器830可以用于存储指示信息,还可以用于存储处理器820执行的代码、指令等。该收发器可以包括射频电路,可选地,该无人机设备还包括存储单元。Optionally, if the device 700 for signal transmission is a drone device, the transceiver module 710 in the embodiment of the present application may be implemented by the transceiver 810, and the processing module 720 may be implemented by the processor 820. As shown in FIG. 8, device 800 can include a transceiver 810, a processor 820, and a memory 830. The memory 830 can be used to store indication information, and can also be used to store code, instructions, and the like executed by the processor 820. The transceiver can include a radio frequency circuit, and optionally, the drone device further includes a storage unit.
该存储单元例如可以是存储器。当网络设备包括存储单元时,该存储单元用于存储计算机执行指令,该处理模块与该存储单元连接,该处理模块执行该存储单元存储的计算机执行指令,以使该网络设备执行上述信号传输的方法。The storage unit can be, for example, a memory. When the network device includes a storage unit, the storage unit is configured to store a computer execution instruction, the processing module is coupled to the storage unit, and the processing module executes a computer execution instruction stored by the storage unit to cause the network device to perform the foregoing signal transmission. method.
可选地,若该信号传输的装置700为无人机设备内的芯片,则该芯片包括处理模块720和收发模块710。收发模块710例如可以是芯片上的输入/输出接口、管脚或电路等。
处理模块720可执行存储单元存储的计算机执行指令。Optionally, if the signal transmission device 700 is a chip in the UAV device, the chip includes a processing module 720 and a transceiver module 710. The transceiver module 710 can be, for example, an input/output interface on a chip, a pin or a circuit, and the like.
Processing module 720 can execute computer executed instructions stored by the storage unit.
可选地,该存储单元为该芯片内的存储单元,如寄存器、缓存等,该存储单元还可以是该终端内的位于该芯片外部的存储单元,如只读存储器(read-only memory,ROM)或可存储静态信息和指令的其他类型的静态存储设备,随机存取存储器(random access memory,RAM)等。该存储单元为该芯片内的存储单元,如寄存器、缓存等,该存储单元还可以是该终端内的位于该芯片外部的存储单元,如只读存储器(read-only memory,ROM)或可存储静态信息和指令的其他类型的静态存储设备,随机存取存储器(random access memory,RAM)等。Optionally, the storage unit is a storage unit in the chip, such as a register, a cache, etc., and the storage unit may also be a storage unit located outside the chip in the terminal, such as a read-only memory (ROM). Or other types of static storage devices, random access memory (RAM), etc. that can store static information and instructions. The storage unit is a storage unit in the chip, such as a register, a cache, etc., and the storage unit may also be a storage unit outside the chip in the terminal, such as a read-only memory (ROM) or a storable memory. Other types of static storage devices for static information and instructions, random access memory (RAM), and the like.
应理解,处理器620或处理器820可以是集成电路芯片,具有信号的处理能力。在实现过程中,上述方法实施例的各步骤可以通过处理器中的硬件的集成逻辑电路或者软件形式的指令完成。上述的处理器可以是通用处理器、数字信号处理器(digital signal processor,DSP)、专用集成电路(application specific integrated circuit,ASIC)、现成可编程门阵列(field programmable gate array,FPGA)或者其他可编程逻辑器件、分立门或者晶体管逻辑器件、分立硬件组件。可以实现或者执行本申请实施例中的公开的各方法、步骤及逻辑框图。通用处理器可以是微处理器或者该处理器也可以是任何常规的处理器等。结合本申请实施例所公开的方法的步骤可以直接体现为硬件译码处理器执行完成,或者用译码处理器中的硬件及软件模块组合执行完成。软件模块可以位于随机存储器,闪存、只读存储器,可编程只读存储器或者电可擦写可编程存储器、寄存器等本领域成熟的存储介质中。该存储介质位于存储器,处理器读取存储器中的信息,结合其硬件完成上述方法的步骤。It should be understood that processor 620 or processor 820 can be an integrated circuit chip with signal processing capabilities. In the implementation process, each step of the foregoing method embodiments may be completed by an integrated logic circuit of hardware in a processor or an instruction in a form of software. The above processor may be a general purpose processor, a digital signal processor (DSP), an application specific integrated circuit (ASIC), a field programmable gate array (FPGA) or the like. Programming logic devices, discrete gates or transistor logic devices, discrete hardware components. The methods, steps, and logical block diagrams disclosed in the embodiments of the present application can be implemented or executed. The general purpose processor may be a microprocessor or the processor or any conventional processor or the like. The steps of the method disclosed in the embodiments of the present application may be directly implemented by the hardware decoding processor, or may be performed by a combination of hardware and software modules in the decoding processor. The software module can be located in a conventional storage medium such as random access memory, flash memory, read only memory, programmable read only memory or electrically erasable programmable memory, registers, and the like. The storage medium is located in the memory, and the processor reads the information in the memory and combines the hardware to complete the steps of the above method.
可以理解,本申请实施例中的存储器630或存储器830可以是易失性存储器或非易失性存储器,或可包括易失性和非易失性存储器两者。其中,非易失性存储器可以是只读存储器(read-only memory,ROM)、可编程只读存储器(programmable ROM,PROM)、可擦除可编程只读存储器(erasable PROM,EPROM)、电可擦除可编程只读存储器(electrically EPROM,EEPROM)或闪存。易失性存储器可以是随机存取存储器(random access memory,RAM),其用作外部高速缓存。通过示例性但不是限制性说明,许多形式的RAM可用,例如静态随机存取存储器(static RAM,SRAM)、动态随机存取存储器(dynamic RAM,DRAM)、同步动态随机存取存储器(synchronous DRAM,SDRAM)、双倍数据速率同步动态随机存取存储器(double data rate SDRAM,DDR SDRAM)、增强型同步动态随机存取存储器(enhanced SDRAM,ESDRAM)、同步连接动态随机存取存储器(synchronous link DRAM,SLDRAM)和直接内存总线随机存取存储器(direct rambus RAM,DR RAM)。应注意,本文描述的***和方法的存储器旨在包括但不限于这些和任意其它适合类型的存储器。It can be understood that the memory 630 or the memory 830 in the embodiment of the present application may be a volatile memory or a non-volatile memory, or may include both volatile and non-volatile memory. The non-volatile memory may be a read-only memory (ROM), a programmable read only memory (ROMM), an erasable programmable read only memory (erasable PROM, EPROM), or an electrical Erase programmable EPROM (EEPROM) or flash memory. The volatile memory can be a random access memory (RAM) that acts as an external cache. By way of example and not limitation, many forms of RAM are available, such as static random access memory (SRAM), dynamic random access memory (DRAM), synchronous dynamic random access memory (Synchronous DRAM). SDRAM), double data rate synchronous SDRAM (DDR SDRAM), enhanced synchronous dynamic random access memory (ESDRAM), synchronously connected dynamic random access memory (synchronous link DRAM) SLDRAM) and direct memory bus random access memory (DR RAM). It should be noted that the memories of the systems and methods described herein are intended to comprise, without being limited to, these and any other suitable types of memory.
图9是本申请另一个实施例的信号传输的装置900的示意性框图。如图9所示,该装置900可以为无人机设备。FIG. 9 is a schematic block diagram of an apparatus 900 for signal transmission according to another embodiment of the present application. As shown in Figure 9, the device 900 can be a drone device.
应理解,该装置900可以对应于各方法实施例中的无人机设备,可以具有方法中的无人机设备的任意功能。It should be understood that the apparatus 900 may correspond to the drone apparatus in the various method embodiments and may have any of the functions of the drone apparatus in the method.
处理模块910,用于确定参数值;a processing module 910, configured to determine a parameter value;
该处理模块910,还用于根据该参数值,确定是否接入无人机小区,该无人机小区包括该多个物理小区中至少两个同步的物理小区;
The processing module 910 is further configured to determine, according to the parameter value, whether to access an unmanned cell, where the unmanned cell includes at least two synchronized physical cells of the multiple physical cells;
收发模块920,用于在确定接入该无人机小区的情况下,接收接入请求用于请求接入该无人机小区。The transceiver module 920 is configured to receive an access request for requesting access to the unmanned cell when determining to access the unmanned cell.
可选地,该处理模块910具体用于:Optionally, the processing module 910 is specifically configured to:
在确定该参数值大于或等于预设阈值的情况下,确定接入该无人机小区。In case determining that the parameter value is greater than or equal to a preset threshold, it is determined to access the unmanned cell.
可选地,该参数值包括参考信号接收功率值、接收干扰功率值、高度值和速度值中的至少一项。Optionally, the parameter value includes at least one of a reference signal received power value, a received interference power value, a height value, and a speed value.
可选地,该无人机信道包括无人机公共信道、无人机控制信道和无人机下行共享信道中的至少一项,该无人机公共信道包括无人机同步信道、无人机广播信道和无人机接入信道中的至少一项。Optionally, the UAV channel includes at least one of a UAV common channel, a UAV control channel, and a UAV downlink shared channel, where the UAV common channel includes a UAV synchronization channel, a drone At least one of a broadcast channel and a drone access channel.
可选地,本申请实施例的信号传输的装置900可以是无人机设备,也可以是无人机设备内的芯片。Optionally, the apparatus 900 for signal transmission in the embodiment of the present application may be a drone device or a chip in the drone device.
应理解,根据本申请实施例的信号传输的装置900可对应于图9的实施例的信号传输的方法中的无人机设备,并且信号传输的装置900中的各个模块的上述和其它管理操作和/或功能分别为了实现前述各个方法的相应步骤,为了简洁,在此不再赘述。It should be understood that the apparatus 900 for signal transmission according to an embodiment of the present application may correspond to the drone apparatus in the method of signal transmission of the embodiment of FIG. 9, and the above and other management operations of the respective modules in the apparatus 900 for signal transmission The functions and/or functions are respectively omitted in order to implement the corresponding steps of the foregoing various methods, and are not described herein for brevity.
可选地,若该信号传输的装置900为无人机设备,则本申请实施例中的收发模块910可以由收发器1010实现,处理模块920可以由处理器1020实现。如图10所示,装置1000可以包括收发器1010,处理器1020和存储器1030。其中,存储器1030可以用于存储指示信息,还可以用于存储处理器1020执行的代码、指令等。所述收发器可以包括射频电路,可选地,所述无人机设备还包括存储单元。Alternatively, if the signal transmission device 900 is a drone device, the transceiver module 910 in the embodiment of the present application may be implemented by the transceiver 1010, and the processing module 920 may be implemented by the processor 1020. As shown in FIG. 10, apparatus 1000 can include a transceiver 1010, a processor 1020, and a memory 1030. The memory 1030 can be used to store indication information, and can also be used to store code, instructions, and the like executed by the processor 1020. The transceiver can include a radio frequency circuit, and optionally, the drone device further includes a storage unit.
该存储单元例如可以是存储器。当网络设备包括存储单元时,该存储单元用于存储计算机执行指令,该处理模块与该存储单元连接,该处理模块执行该存储单元存储的计算机执行指令,以使该网络设备执行上述信号传输的方法。The storage unit can be, for example, a memory. When the network device includes a storage unit, the storage unit is configured to store a computer execution instruction, the processing module is coupled to the storage unit, and the processing module executes a computer execution instruction stored by the storage unit to cause the network device to perform the foregoing signal transmission. method.
可选地,若该信号传输的装置900为无人机设备内的芯片,则该芯片包括处理模块920和收发模块910。收发模块910例如可以是芯片上的输入/输出接口、管脚或电路等。处理模块920可执行存储单元存储的计算机执行指令。Optionally, if the signal transmission device 900 is a chip in the UAV device, the chip includes a processing module 920 and a transceiver module 910. The transceiver module 910 can be, for example, an input/output interface on a chip, a pin or a circuit, and the like. Processing module 920 can execute computer executed instructions stored by the storage unit.
可选地,所述存储单元为所述芯片内的存储单元,如寄存器、缓存等,所述存储单元还可以是所述终端内的位于所述芯片外部的存储单元,如只读存储器(read-only memory,ROM)或可存储静态信息和指令的其他类型的静态存储设备,随机存取存储器(random access memory,RAM)等。所述存储单元为所述芯片内的存储单元,如寄存器、缓存等,所述存储单元还可以是所述终端内的位于所述芯片外部的存储单元,如只读存储器(read-only memory,ROM)或可存储静态信息和指令的其他类型的静态存储设备,随机存取存储器(random access memory,RAM)等。Optionally, the storage unit is a storage unit in the chip, such as a register, a cache, etc., and the storage unit may also be a storage unit located outside the chip in the terminal, such as a read-only memory (read) -only memory, ROM) or other types of static storage devices, random access memory (RAM), etc. that can store static information and instructions. The storage unit is a storage unit in the chip, such as a register, a cache, etc., and the storage unit may also be a storage unit located outside the chip in the terminal, such as a read-only memory (read-only memory, ROM) or other types of static storage devices, random access memory (RAM), etc. that can store static information and instructions.
应理解,处理器1020可以是集成电路芯片,具有信号的处理能力。在实现过程中,上述方法实施例的各步骤可以通过处理器中的硬件的集成逻辑电路或者软件形式的指令完成。上述的处理器可以是通用处理器、数字信号处理器(digital signal processor,DSP)、专用集成电路(application specific integrated circuit,ASIC)、现成可编程门阵列(field programmable gate array,FPGA)或者其他可编程逻辑器件、分立门或者晶体管逻辑器件、分立硬件组件。可以实现或者执行本申请实施例中的公开的各方法、步骤及逻辑框图。通用处理器可以是微处理器或者该处理器也可以是任何常规的处理器等。结合本申请实施例
所公开的方法的步骤可以直接体现为硬件译码处理器执行完成,或者用译码处理器中的硬件及软件模块组合执行完成。软件模块可以位于随机存储器,闪存、只读存储器,可编程只读存储器或者电可擦写可编程存储器、寄存器等本领域成熟的存储介质中。该存储介质位于存储器,处理器读取存储器中的信息,结合其硬件完成上述方法的步骤。It should be understood that the processor 1020 can be an integrated circuit chip with signal processing capabilities. In the implementation process, each step of the foregoing method embodiments may be completed by an integrated logic circuit of hardware in a processor or an instruction in a form of software. The above processor may be a general purpose processor, a digital signal processor (DSP), an application specific integrated circuit (ASIC), a field programmable gate array (FPGA) or the like. Programming logic devices, discrete gates or transistor logic devices, discrete hardware components. The methods, steps, and logical block diagrams disclosed in the embodiments of the present application can be implemented or executed. The general purpose processor may be a microprocessor or the processor or any conventional processor or the like. Combined with the embodiment of the present application
The steps of the disclosed method may be directly embodied by the hardware decoding processor being executed or by a combination of hardware and software modules in the decoding processor. The software module can be located in a conventional storage medium such as random access memory, flash memory, read only memory, programmable read only memory or electrically erasable programmable memory, registers, and the like. The storage medium is located in the memory, and the processor reads the information in the memory and combines the hardware to complete the steps of the above method.
可以理解,本申请实施例中的存储器1030可以是易失性存储器或非易失性存储器,或可包括易失性和非易失性存储器两者。其中,非易失性存储器可以是只读存储器(read-only memory,ROM)、可编程只读存储器(programmable ROM,PROM)、可擦除可编程只读存储器(erasable PROM,EPROM)、电可擦除可编程只读存储器(electrically EPROM,EEPROM)或闪存。易失性存储器可以是随机存取存储器(random access memory,RAM),其用作外部高速缓存。通过示例性但不是限制性说明,许多形式的RAM可用,例如静态随机存取存储器(static RAM,SRAM)、动态随机存取存储器(dynamic RAM,DRAM)、同步动态随机存取存储器(synchronous DRAM,SDRAM)、双倍数据速率同步动态随机存取存储器(double data rate SDRAM,DDR SDRAM)、增强型同步动态随机存取存储器(enhanced SDRAM,ESDRAM)、同步连接动态随机存取存储器(synchronous link DRAM,SLDRAM)和直接内存总线随机存取存储器(direct rambus RAM,DR RAM)。应注意,本文描述的***和方法的存储器旨在包括但不限于这些和任意其它适合类型的存储器。It can be understood that the memory 1030 in the embodiment of the present application may be a volatile memory or a non-volatile memory, or may include both volatile and non-volatile memory. The non-volatile memory may be a read-only memory (ROM), a programmable read only memory (ROMM), an erasable programmable read only memory (erasable PROM, EPROM), or an electrical Erase programmable EPROM (EEPROM) or flash memory. The volatile memory can be a random access memory (RAM) that acts as an external cache. By way of example and not limitation, many forms of RAM are available, such as static random access memory (SRAM), dynamic random access memory (DRAM), synchronous dynamic random access memory (Synchronous DRAM). SDRAM), double data rate synchronous SDRAM (DDR SDRAM), enhanced synchronous dynamic random access memory (ESDRAM), synchronously connected dynamic random access memory (synchronous link DRAM) SLDRAM) and direct memory bus random access memory (DR RAM). It should be noted that the memories of the systems and methods described herein are intended to comprise, without being limited to, these and any other suitable types of memory.
图11示出了本申请实施例的通信***1100,该通信***1100包括:FIG. 11 shows a communication system 1100 of an embodiment of the present application, the communication system 1100 comprising:
如图5所示的实施例中的信号传输的装置500和如图7所示的实施例中的信号传输的装置700。The apparatus 500 for signal transmission in the embodiment shown in FIG. 5 and the apparatus 700 for signal transmission in the embodiment shown in FIG.
本申请实施例还提供一种计算机存储介质,该计算机存储介质可以存储用于指示上述任一种方法的程序指令。The embodiment of the present application further provides a computer storage medium, which can store program instructions for indicating any of the above methods.
可选地,该存储介质具体可以为存储器630、830或1030。Optionally, the storage medium may be specifically a memory 630, 830 or 1030.
本申请实施例还提供了一种芯片***,该芯片***包括处理器,用于支持分布式单元、集中式单元以及无人机设备以实现上述实施例中所涉及的功能,例如,例如生成或处理上述方法中所涉及的数据和/或信息。The embodiment of the present application further provides a chip system, including a processor, for supporting a distributed unit, a centralized unit, and a drone device to implement the functions involved in the foregoing embodiments, for example, generating or Processing the data and/or information involved in the above methods.
在一种可能的设计中,所述芯片***还包括存储器,所述存储器,用于保存分布式单元、集中式单元以及无人机设备必要的程序指令和数据。该芯片***,可以由芯片构成,也可以包含芯片和其他分立器件。In one possible design, the chip system further includes a memory for storing program instructions and data necessary for the distributed unit, the centralized unit, and the drone device. The chip system can be composed of chips, and can also include chips and other discrete devices.
本领域普通技术人员可以意识到,结合本文中所公开的实施例描述的各示例的单元及算法步骤,能够以电子硬件、或者计算机软件和电子硬件的结合来实现。这些功能究竟以硬件还是软件方式来执行,取决于技术方案的特定应用和设计约束条件。专业技术人员可以对每个特定的应用来使用不同方法来实现所描述的功能,但是这种实现不应认为超出本申请的范围。Those of ordinary skill in the art will appreciate that the elements and algorithm steps of the various examples described in connection with the embodiments disclosed herein can be implemented in electronic hardware or a combination of computer software and electronic hardware. Whether these functions are performed in hardware or software depends on the specific application and design constraints of the solution. A person skilled in the art can use different methods to implement the described functions for each particular application, but such implementation should not be considered to be beyond the scope of the present application.
所属领域的技术人员可以清楚地了解到,为描述的方便和简洁,上述描述的***、装置和单元的具体工作过程,可以参考前述方法实施例中的对应过程,在此不再赘述。A person skilled in the art can clearly understand that for the convenience and brevity of the description, the specific working process of the system, the device and the unit described above can refer to the corresponding process in the foregoing method embodiment, and details are not described herein again.
在本申请所提供的几个实施例中,应该理解到,所揭露的***、装置和方法,可以通过其它的方式实现。例如,以上所描述的装置实施例仅仅是示意性的,例如,所述单元的划分,仅仅为一种逻辑功能划分,实际实现时可以有另外的划分方式,例如多个单元或组
件可以结合或者可以集成到另一个***,或一些特征可以忽略,或不执行。另一点,所显示或讨论的相互之间的耦合或直接耦合或通信连接可以是通过一些接口,装置或单元的间接耦合或通信连接,可以是电性,机械或其它的形式。In the several embodiments provided by the present application, it should be understood that the disclosed systems, devices, and methods may be implemented in other manners. For example, the device embodiments described above are merely illustrative. For example, the division of the unit is only a logical function division, and the actual implementation may have another division manner, such as multiple units or groups.
Pieces can be combined or integrated into another system, or some features can be ignored or not executed. In addition, the mutual coupling or direct coupling or communication connection shown or discussed may be an indirect coupling or communication connection through some interface, device or unit, and may be in an electrical, mechanical or other form.
所述作为分离部件说明的单元可以是或者也可以不是物理上分开的,作为单元显示的部件可以是或者也可以不是物理单元,即可以位于一个地方,或者也可以分布到多个网络单元上。可以根据实际的需要选择其中的部分或者全部单元来实现本实施例方案的目的。The units described as separate components may or may not be physically separated, and the components displayed as units may or may not be physical units, that is, may be located in one place, or may be distributed to multiple network units. Some or all of the units may be selected according to actual needs to achieve the purpose of the solution of the embodiment.
另外,在本申请各个实施例中的各功能单元可以集成在一个处理单元中,也可以是各个单元单独物理存在,也可以两个或两个以上单元集成在一个单元中。In addition, each functional unit in each embodiment of the present application may be integrated into one processing unit, or each unit may exist physically separately, or two or more units may be integrated into one unit.
所述功能如果以软件功能单元的形式实现并作为独立的产品销售或使用时,可以存储在一个计算机可读取存储介质中。基于这样的理解,本申请的技术方案本质上或者说对现有技术做出贡献的部分或者该技术方案的部分可以以软件产品的形式体现出来,该计算机软件产品存储在一个存储介质中,包括若干指令用以使得一台计算机设备(可以是个人计算机,服务器,或者网络设备等)执行本申请各个实施例所述方法的全部或部分步骤。而前述的存储介质包括:U盘、移动硬盘、只读存储器(Read-Only Memory,ROM)、随机存取存储器(Random Access Memory,RAM)、磁碟或者光盘等各种可以存储程序代码的介质。The functions may be stored in a computer readable storage medium if implemented in the form of a software functional unit and sold or used as a standalone product. Based on such understanding, the technical solution of the present application, which is essential or contributes to the prior art, or a part of the technical solution, may be embodied in the form of a software product, which is stored in a storage medium, including The instructions are used to cause a computer device (which may be a personal computer, server, or network device, etc.) to perform all or part of the steps of the methods described in various embodiments of the present application. The foregoing storage medium includes: a U disk, a mobile hard disk, a read-only memory (ROM), a random access memory (RAM), a magnetic disk, or an optical disk, and the like, which can store program codes. .
以上所述,仅为本申请的具体实施方式,但本申请的保护范围并不局限于此,任何熟悉本技术领域的技术人员在本申请揭露的技术范围内,可轻易想到变化或替换,都应涵盖在本申请的保护范围之内。因此,本申请的保护范围应以所述权利要求的保护范围为准。
The foregoing is only a specific embodiment of the present application, but the scope of protection of the present application is not limited thereto, and any person skilled in the art can easily think of changes or substitutions within the technical scope disclosed in the present application. It should be covered by the scope of protection of this application. Therefore, the scope of protection of the present application should be determined by the scope of the claims.
Claims (30)
- 一种信号传输的方法,其特征在于,包括:A method for signal transmission, comprising:网络设备确定第一无人机小区,所述第一无人机小区包括至少两个同步的物理小区;The network device determines a first unmanned cell, the first unmanned cell comprising at least two synchronized physical cells;所述网络设备发送指示信息,所述指示信息用于指示无人机设备接入所述第一无人机小区。The network device sends indication information, where the indication information is used to indicate that the drone device accesses the first unmanned cell.
- 根据权利要求1所述的方法,其特征在于,所述方法还包括:The method of claim 1 further comprising:所述网络设备发送调度信息,所述调度信息用于指示为所述无人机设备配置的第一时频资源,所述第一时频资源与第二时频资源不同,所述第二时频资源为所述第一无人机小区中的物理小区包括的网络设备为覆盖范围内的终端设备配置的时频资源;The network device sends scheduling information, where the scheduling information is used to indicate a first time-frequency resource configured for the UAV device, where the first time-frequency resource is different from the second time-frequency resource, and the second time is The frequency resource is a time-frequency resource configured by the network device included in the physical cell in the first unmanned cell to be a terminal device in the coverage area;所述网络设备在所述第一时频资源向无人机设备传输信号。The network device transmits a signal to the drone device at the first time-frequency resource.
- 根据权利要求1或2所述的方法,其特征在于,所述方法还包括:The method according to claim 1 or 2, wherein the method further comprises:所述网络设备在多播单频网络MBSFN子帧发送无人机公共信道、无人机控制信道和无人机下行共享信道中的至少一项,所述无人机公共信道包括无人机同步信道、无人机广播信道和无人机随机接入信道中的至少一项。The network device transmits at least one of a UAV common channel, a UAV control channel, and a UAV downlink shared channel in a multicast single frequency network MBSFN subframe, where the UAV common channel includes a UAV synchronization At least one of a channel, a drone broadcast channel, and a drone random access channel.
- 根据权利要求1至3中任一项所述的方法,其特征在于,所述指示信息包括至少一个比特位,所述至少一个比特位的第一取值用于指示所述无人机设备接入所述第一无人机小区。The method according to any one of claims 1 to 3, wherein the indication information comprises at least one bit, and the first value of the at least one bit is used to indicate that the drone device is connected Entering the first drone cell.
- 根据权利要求1至4中任一项所述的方法,其特征在于,所述方法还包括:The method according to any one of claims 1 to 4, further comprising:所述网络设备在第一时频资源上发送数据,且所述第一时频资源用于所述第一无人机小区中的除所述网络设备所属的物理小区之外的所有物理小区中的网络设备发送所述数据,或者所述第一无人机小区中的除所述网络设备所属的物理小区之外的所有物理小区中的网络设备均不在所述第一时频资源发送数据。The network device sends data on the first time-frequency resource, and the first time-frequency resource is used in all physical cells except the physical cell to which the network device belongs in the first unmanned cell. The network device sends the data, or the network devices in all the physical cells except the physical cell to which the network device belongs in the first unmanned cell are not transmitting data in the first time-frequency resource.
- 一种信号传输的方法,其特征在于,包括:A method for signal transmission, comprising:无人机设备接收指示信息,所述指示信息指示所述无人机设备接入第一无人机小区,所述第一无人机小区包括至少两个同步的物理小区;The UAV device receives indication information, the indication information indicating that the UAV device accesses the first UAV cell, and the first UAV cell includes at least two synchronized physical cells;所述无人机设备根据所述指示信息,确定接入所述第一无人机小区。The UAV device determines to access the first UAV cell according to the indication information.
- 根据权利要求6所述的方法,其特征在于,所述方法还包括:The method of claim 6 wherein the method further comprises:所述无人机设备接收调度信息,所述调度信息用于指示为所述无人机设备配置的第一时频资源,所述第一时频资源与第二时频资源不同,所述第二时频资源为所述第一无人机小区中的网络设备为覆盖范围内的终端设备配置的时频资源;The UAV device receives scheduling information, where the scheduling information is used to indicate a first time-frequency resource configured for the UAV device, where the first time-frequency resource is different from the second time-frequency resource, The time-frequency resource is a time-frequency resource configured by the network device in the first unmanned cell to be a terminal device in a coverage area;所述无人机设备在所述第一时频资源上传输信号。The UAV device transmits a signal on the first time-frequency resource.
- 根据权利要求6或7所述的方法,其特征在于,所述方法还包括:The method according to claim 6 or 7, wherein the method further comprises:所述无人机设备在多播单频网络MBSFN子帧上接收无人机公共信道、无人机控制信道和无人机下行共享信道中的至少一项,所述无人机公共信道包括无人机同步信道、无人机广播信道和无人机随机接入信道中的至少一项。The UAV device receives at least one of a UAV common channel, a UAV control channel, and a UAV downlink shared channel on a multicast single frequency network MBSFN subframe, the UAV common channel including none At least one of a human-machine synchronization channel, a drone broadcast channel, and a drone random access channel.
- 根据权利要求6至8中任一项所述的方法,其特征在于,所述指示信息包括至少一个比特位,所述无人机设备根据所述指示信息,确定接入所述第一无人机小区包括: The method according to any one of claims 6 to 8, wherein the indication information includes at least one bit, and the drone device determines to access the first unmanned person according to the indication information. The cell includes:所述无人机设备根据所述至少一个比特位的第一取值,确定接入所述第一无人机小区。The UAV device determines to access the first UAV cell according to the first value of the at least one bit.
- 根据权利要求6至9中任一项所述的方法,其特征在于,所述方法还包括:The method according to any one of claims 6 to 9, wherein the method further comprises:所述无人机设备在第一时频资源上接收至少一个网络设备发送的数据,所述至少一个网络设备中的每个网络设备为所述第一无人机小区中的物理小区包括的网络设备。The UAV device receives data transmitted by at least one network device on a first time-frequency resource, and each of the at least one network device is a network included in a physical cell in the first UAV cell device.
- 一种信号传输的方法,其特征在于,包括:A method for signal transmission, comprising:无人机设备获取参数值;The drone device obtains the parameter value;所述无人机设备根据所述参数值,确定是否接入无人机小区,所述无人机小区包括至少两个同步的物理小区;Determining, by the UAV device, whether to access the UAV cell according to the parameter value, where the UAV cell includes at least two synchronized physical cells;所述无人机设备在确定接入所述无人机小区的情况下,发送接入请求,所述接入请求用于请求接入所述无人机小区。The UAV device sends an access request for determining access to the UAV cell, and the access request is used to request access to the UAV cell.
- 根据权利要求11所述的方法,其特征在于,所述无人机设备根据所述参数值,确定是否接入无人机小区包括:The method according to claim 11, wherein the UAV device determines whether to access the UAV cell according to the parameter value, including:所述无人机设备在确定所述参数值大于或等于预设阈值的情况下,确定接入所述无人机小区。The UAV device determines to access the UAV cell if it is determined that the parameter value is greater than or equal to a preset threshold.
- 根据权利要求11或12所述的方法,其特征在于,所述参数值包括参考信号接收功率值、接收干扰功率值、高度值和速度值中的至少一项。The method according to claim 11 or 12, wherein the parameter value comprises at least one of a reference signal received power value, a received interference power value, a height value, and a speed value.
- 根据权利要求11至13中任一项所述的方法,其特征在于,所述无人机设备获取参数值包括:The method according to any one of claims 11 to 13, wherein the obtaining the parameter values by the drone device comprises:所述无人机设备接收无人机信道,所述无人机信道包括所述参数值。The drone device receives a drone channel, the drone channel including the parameter value.
- 根据权利要求14所述的方法,其特征在于,所述无人机信道包括无人机公共信道、无人机控制信道和无人机下行共享信道中的至少一项,所述无人机公共信道包括无人机同步信道、无人机广播信道和无人机接入信道中的至少一项。The method of claim 14, wherein the UAV channel comprises at least one of a UAV common channel, a UAV control channel, and a UAV downlink shared channel, the UAV public The channel includes at least one of a drone synchronization channel, a drone broadcast channel, and a drone access channel.
- 一种信号传输的装置,其特征在于,包括:A device for signal transmission, comprising:处理模块,用于确定第一无人机小区,所述第一无人机小区包括至少同步的两个物理小区;a processing module, configured to determine a first unmanned cell, where the first unmanned cell includes at least two physical cells that are synchronized;收发模块,用于发送指示信息,所述指示信息用于指示无人机设备接入所述第一无人机小区。The transceiver module is configured to send indication information, where the indication information is used to indicate that the drone device accesses the first unmanned cell.
- 根据权利要求16所述的装置,其特征在于,所述收发模块,还用于发送调度信息,所述调度信息用于指示为所述无人机设备配置的第一时频资源,所述第一时频资源与第二时频资源不同,所述第二时频资源为所述第一无人机小区中的物理小区包括的网络设备为覆盖范围内的终端设备配置的时频资源;The device according to claim 16, wherein the transceiver module is further configured to send scheduling information, where the scheduling information is used to indicate a first time-frequency resource configured for the UAV device, The first time-frequency resource is different from the second time-frequency resource, and the second time-frequency resource is a time-frequency resource configured by the network device included in the physical cell of the first unmanned cell to be a terminal device in the coverage area;所述收发模块,还用于在所述第一时频资源向无人机设备传输信号。The transceiver module is further configured to transmit a signal to the drone device at the first time-frequency resource.
- 根据权利要求16或17所述的装置,其特征在于,所述收发模块,还用于在多播单频网络MBSFN子帧发送无人机公共信道、无人机控制信道和无人机下行共享信道中的至少一项,所述无人机公共信道包括无人机同步信道、无人机广播信道和无人机随机接入信道中的至少一项。The device according to claim 16 or 17, wherein the transceiver module is further configured to send a UAV common channel, a UAV control channel, and a UAV downlink sharing in a multicast single frequency network MBSFN subframe. At least one of the channels, the UAV common channel comprising at least one of a UAV synchronization channel, a UAV broadcast channel, and a UAV random access channel.
- 根据权利要求16至18中任一项所述的装置,其特征在于,所述指示信息包括至少一个比特位,所述至少一个比特位的第一取值用于指示所述无人机设备接入所述第一无 人机小区。The apparatus according to any one of claims 16 to 18, wherein the indication information comprises at least one bit, and the first value of the at least one bit is used to indicate that the drone device is connected Into the first no Human-machine community.
- 根据权利要求16至19中任一项所述的装置,其特征在于,所述收发模块,还用于在第一时频资源上发送数据,且所述第一时频资源用于所述第一无人机小区中的除所述网络设备所属的物理小区之外的所有物理小区中的网络设备发送所述数据,或者所述第一无人机小区中的除所述网络设备所属的物理小区之外的所有物理小区中的网络设备均不在所述第一时频资源发送数据。The device according to any one of claims 16 to 19, wherein the transceiver module is further configured to send data on a first time-frequency resource, and the first time-frequency resource is used in the first a network device in all physical cells except a physical cell to which the network device belongs in a UAV cell, or the physics of the first UAV cell except the network device The network devices in all physical cells except the cell do not send data in the first time-frequency resource.
- 一种信号传输的装置,其特征在于,包括:A device for signal transmission, comprising:收发模块,用于接收指示信息,所述指示信息指示所述无人机设备接入第一无人机小区,所述第一无人机小区包括至少两个同步的物理小区;a transceiver module, configured to receive indication information, where the indication information indicates that the UAV device accesses a first UAV cell, where the first UAV cell includes at least two synchronized physical cells;处理模块,用于根据所述指示信息,确定接入所述第一无人机小区。And a processing module, configured to determine to access the first unmanned cell according to the indication information.
- 根据权利要求21所述的装置,其特征在于,所述收发模块,还用于接收调度信息,所述调度信息用于指示为所述无人机设备配置的第一时频资源,所述第一时频资源与第二时频资源不同,所述第二时频资源为所述第一无人机小区中的网络设备为覆盖范围内的终端设备配置的时频资源;The device according to claim 21, wherein the transceiver module is further configured to receive scheduling information, where the scheduling information is used to indicate a first time-frequency resource configured for the UAV device, The first time-frequency resource is different from the second time-frequency resource, and the second time-frequency resource is a time-frequency resource configured by the network device in the first unmanned cell to be a terminal device in the coverage area;所述收发模块,还用于在所述第一时频资源上传输信号。The transceiver module is further configured to transmit a signal on the first time-frequency resource.
- 根据权利要求21或22所述的装置,其特征在于,所述收发模块,还用于在多播单频网络MBSFN子帧上接收无人机公共信道、无人机控制信道和无人机下行共享信道中的至少一项,所述无人机公共信道包括无人机同步信道、无人机广播信道和无人机随机接入信道中的至少一项。The device according to claim 21 or 22, wherein the transceiver module is further configured to receive the UAV common channel, the UAV control channel, and the UAV downlink on the MBSFN subframe of the multicast single frequency network. At least one of the shared channels, the UAV common channel comprising at least one of a UAV synchronization channel, a UAV broadcast channel, and a UAV random access channel.
- 根据权利要求21至23中任一项所述的装置,其特征在于,所述指示信息包括至少一个比特位,所述处理模块具体用于:The device according to any one of claims 21 to 23, wherein the indication information comprises at least one bit, and the processing module is specifically configured to:根据所述至少一个比特位的第一取值,确定接入所述第一无人机小区。And determining to access the first unmanned cell according to the first value of the at least one bit.
- 根据权利要求21至24中任一项所述的装置,其特征在于,所述收发模块,还用于在第一时频资源上接收至少一个网络设备发送的数据,所述至少一个网络设备中的每个网络设备为所述第一无人机小区中的物理小区包括的网络设备。The device according to any one of claims 21 to 24, wherein the transceiver module is further configured to receive data sent by at least one network device on the first time-frequency resource, where the at least one network device is Each network device is a network device included in a physical cell in the first unmanned cell.
- 一种信号传输的装置,其特征在于,包括:A device for signal transmission, comprising:处理模块,用于获取参数值;a processing module, configured to obtain a parameter value;所述处理模块,还用于根据所述参数值,确定是否接入无人机小区,所述无人机小区包括至少两个同步的物理小区;The processing module is further configured to determine, according to the parameter value, whether to access an unmanned cell, where the unmanned cell includes at least two synchronized physical cells;收发模块,用于在确定接入所述无人机小区的情况下,发送接入请求,所述接入请求用于请求接入所述无人机小区。And a transceiver module, configured to send an access request, where the access request is used to request access to the unmanned cell, if it is determined to access the unmanned cell.
- 根据权利要求26所述的装置,其特征在于,所述处理模块具体用于:The device according to claim 26, wherein the processing module is specifically configured to:在确定所述参数值大于或等于预设阈值的情况下,确定接入所述无人机小区。In case determining that the parameter value is greater than or equal to a preset threshold, it is determined to access the drone cell.
- 根据权利要求26或27所述的装置,其特征在于,所述参数值包括参考信号接收功率值、接收干扰功率值、高度值和速度值中的至少一项。The apparatus according to claim 26 or 27, wherein the parameter value comprises at least one of a reference signal received power value, a received interference power value, a height value, and a speed value.
- 根据权利要求26至28中任一项所述的装置,其特征在于,所述处理模块具体用于:The device according to any one of claims 26 to 28, wherein the processing module is specifically configured to:接收无人机信道,所述无人机信道包括所述参数值。A drone channel is received, the drone channel including the parameter value.
- 根据权利要求26至29中任一项所述的装置,其特征在于,所述无人机信道包括 无人机公共信道、无人机控制信道和无人机下行共享信道中的至少一项,所述无人机公共信道包括无人机同步信道、无人机广播信道和无人机接入信道中的至少一项。 Apparatus according to any one of claims 26 to 29 wherein said drone channel comprises At least one of a UAV common channel, a UAV control channel, and a UAV downlink shared channel, the UAV common channel including a UAV synchronization channel, a UAV broadcast channel, and a UAV access channel At least one of them.
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