WO2022083743A1 - 无线通信方法、装置、中继设备、远端设备和基站 - Google Patents
无线通信方法、装置、中继设备、远端设备和基站 Download PDFInfo
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Definitions
- the present application relates to the field of communication technologies, and in particular, to a wireless communication method, a wireless communication apparatus, a relay device, a remote device, a base station, and a readable storage medium.
- a relay device (relay user equipment, relay UE) can communicate with the base station (gNB), thereby reducing the power consumption of the remote device.
- gNB base station
- communication can be performed through the Uu interface (the interface between the user equipment and the base station) and the PC5 interface (the interface between the user equipment and the user equipment).
- the link is a sidelink, the wireless link between the sidelinks is also called a PC5 link, and the link between the relay device and the base station is called a Uu link (Uulink).
- the remote device when the remote device performs relay communication, it is necessary to combine the serving cell system message and the single sideband (Single side band, SSB) physical signal to determine the specific time of the Uu interface of the relay device.
- the external remote device cannot obtain information such as the system frame number of the Uu interface through the system message forwarded by the relay device. This will cause the remote device to be unable to accurately predict the transmission time window position of the broadcast signal sent by the Uu interface, such as SSB signal, physical broadcast channel (PBCH) signal, system information signal (SIB), etc., which makes the remote device blindly detect In a wireless cell, not only the delay is large, but also the power consumption is high.
- the base station cannot configure a measurement gap (MG) for the remote device that is out of coverage, so that the remote device cannot find the target cell in time according to the measurement gap, and cannot guarantee the continuity of communication services.
- MG measurement gap
- Embodiments of the present application provide a wireless communication method, apparatus, relay device, remote device, and base station, which can solve the technical problem in the related art of how to obtain system time information for a remote device outside the coverage of a cell.
- an embodiment of the present application provides a wireless communication method, including:
- the relay device receives the configuration parameters of the Uu interface of the base station
- the relay device determines the time information of the cell corresponding to the relay device according to the configuration parameter
- the relay device sends a packet carrying time information to the remote device.
- an embodiment of the present application provides a wireless communication method, including:
- the remote device receives the message sent by the relay device
- the remote device determines, according to the time information of the cell corresponding to the relay device in the message, the location of the time window for sending the discovery signal of the cell and/or the neighboring cells of the cell; and/or
- the remote device parses the cell measurement configuration information according to the time information of the cell corresponding to the relay device in the packet.
- an embodiment of the present application provides a wireless communication method, including:
- the base station sends the configuration parameters of the Uu interface of the base station to the relay device.
- an embodiment of the present application provides a wireless communication device, including:
- a receiving module for receiving configuration parameters of the Uu interface of the base station
- a determining module configured to determine the time information of the cell corresponding to the relay device according to the configuration parameter
- the sending module is used to send the message carrying the time information to the remote device.
- an embodiment of the present application provides a wireless communication device, including:
- the receiving module is used to receive the message sent by the relay device
- a determination module used for determining the location of the time window for sending the cell and/or the adjacent cell discovery signal of the cell according to the time information of the cell corresponding to the relay device in the message; and/or according to the cell corresponding to the relay device in the message time information, and parse the cell measurement configuration information.
- an embodiment of the present application provides a wireless communication device, including:
- the sending module is used for sending the configuration parameters of the Uu interface of the base station to the relay device.
- an embodiment of the present application provides a relay device, including a processor, a memory, and a program or instruction stored on the memory and running on the processor, and the program or instruction is executed by the processor to achieve the An aspect provides steps of a wireless communication method.
- an embodiment of the present application provides a remote device, including a processor, a memory, and a program or instruction stored on the memory and running on the processor, and the program or instruction is executed by the processor to achieve the The steps of the wireless communication method provided by the second aspect.
- an embodiment of the present application provides a base station, including a processor, a memory, and a program or instruction stored in the memory and running on the processor, and the program or instruction is executed by the processor to implement the third aspect Provided are the steps of a wireless communication method.
- an embodiment of the present application provides a readable storage medium, where a program or an instruction is stored on the readable storage medium, and when the program or instruction is executed by a processor, the first aspect or the second aspect or the third aspect provides steps of a wireless communication method.
- an embodiment of the present application provides a chip, where the chip includes a processor and a communication interface, the communication interface is coupled to the processor, and the processor is used to run a program or an instruction to implement the first aspect or the second aspect or the third aspect Aspects provide steps of a wireless communication method.
- the relay device receives the configuration parameters of the Uu interface of the base station; the relay device determines the time information of the cell corresponding to the relay device according to the configuration parameters; the relay device sends a message carrying the time information to the remote device . Therefore, during the relay communication process of the remote device, the relay device can provide the time information of the cell to the remote device through the side link.
- the remote device outside the cell coverage can still determine the cell time window or understand the measurement configuration through the time information sent by the relay device, so as to facilitate the implementation of measurement gap configuration and cell reselection, and save the measurement power and measurement of the remote device. time and improve business continuity of remote devices under mobile conditions.
- FIG. 1 shows one of the flowcharts of a wireless communication method according to an embodiment of the present application
- FIG. 2 shows the second flowchart of a wireless communication method according to an embodiment of the present application
- FIG. 3 shows a third flowchart of a wireless communication method according to an embodiment of the present application
- FIG. 4 shows a fourth flowchart of a wireless communication method according to an embodiment of the present application
- FIG. 5 shows a fifth flowchart of a wireless communication method according to an embodiment of the present application
- FIG. 6 shows a sixth flowchart of a wireless communication method according to an embodiment of the present application.
- FIG. 7 shows a schematic diagram of a communication scenario according to an embodiment of the present application.
- FIG. 8 shows a schematic diagram of a backhaul link control plane protocol stack of a layer 2 relay device according to an embodiment of the present application
- FIG. 9 shows a schematic diagram of a backhaul link control plane protocol stack of a layer 3 relay device according to an embodiment of the present application.
- FIG. 10 shows one of the structural block diagrams of a wireless communication apparatus according to an embodiment of the present application.
- FIG. 11 shows the second structural block diagram of a wireless communication apparatus according to an embodiment of the present application.
- FIG. 12 shows the seventh flowchart of a wireless communication method according to an embodiment of the present application.
- Fig. 13 shows the eighth flow chart of the wireless communication method according to an embodiment of the present application.
- FIG. 14 shows a ninth flow chart of a wireless communication method according to an embodiment of the present application.
- FIG. 15 shows a tenth flowchart of a wireless communication method according to an embodiment of the present application.
- FIG. 16 shows the third structural block diagram of a wireless communication apparatus according to an embodiment of the present application.
- FIG. 17 shows the fourth structural block diagram of a wireless communication apparatus according to an embodiment of the present application.
- FIG. 18 shows eleventh flowchart of a wireless communication method according to an embodiment of the present application.
- FIG. 19 shows a twelfth flowchart of a wireless communication method according to an embodiment of the present application.
- FIG. 20 shows the fifth structural block diagram of a wireless communication apparatus according to an embodiment of the present application.
- FIG. 21 shows the sixth structural block diagram of a wireless communication apparatus according to an embodiment of the present application.
- FIG. 22 shows one of the structural block diagrams of a relay device according to an embodiment of the present application.
- FIG. 23 shows a structural block diagram of a remote device according to an embodiment of the present application.
- FIG. 24 shows a structural block diagram of a base station according to an embodiment of the present application.
- FIG. 25 shows the second structural block diagram of a relay device according to an embodiment of the present application.
- the wireless communication method, wireless communication apparatus, relay device, remote device, base station, and readable storage medium according to some embodiments of the present application are described below with reference to FIGS. 1 to 25 .
- FIG. 1 shows one of the flowcharts of the wireless communication method in the embodiment of the present application, including:
- Step 102 the relay device receives the configuration parameters of the Uu interface of the base station
- FIG. 7 shows a schematic diagram of a communication scenario of an embodiment of the present application.
- New Radio New Radio, NR
- Long Term Evolution Long Term Evolution
- LTE Long Term Evolution
- the side link runs the PC5 interface protocol.
- the side link radio interface control plane has the PC5RRC protocol, and the side link runs on the Packet Data Convergence Protocol (PDCP) layer and the Radio Link Control (Radio Link Control, RLC) layer.
- PDCP Packet Data Convergence Protocol
- RLC Radio Link Control
- the wireless interface user plane of side link includes Service Data Adaptation Protocol (SDAP) layer, PDCP layer, RLC layer, MAC layer from top to bottom layer and physical layer.
- SDAP Service Data Adaptation Protocol
- the Uu link runs the Uulink protocol.
- OSI Open System Interconnection Reference Model
- the Physical Layer is used to define the physical structure of the network, the electromagnetic standard of transmission, the encoding of the Bit stream, and the time principle of the network, such as time-division multiplexing and frequency-division multiplexing, which determine the type of network connection (end-to-end terminal or multi-terminal connections) and physical topology.
- the Data Link Layer is used to establish a data link connection between two devices, transmit data signals to the physical layer, and process the signals to make them error-free and reasonably transmitted.
- the data link Layers include MAC (Media Access Control, Media Access Control) layer, RLC (Radio Link Control, Radio Link Control), BMC (Broadcast/Multicast Control, Broadcast/Multicast Communication Control) layer and PDCP (Packet Data Convergence Protocol, packet Data Aggregation Protocol) layer, through the transport channel, the MAC layer and the physical layer can send and receive data.
- MAC Media Access Control, Media Access Control
- RLC Radio Link Control
- BMC Broadcast/Multicast Control
- PDCP Packet Data Convergence Protocol, packet Data Aggregation Protocol
- the network layer (Network Layer) is used to select an appropriate path and perform functions such as congestion control.
- the network layer includes a Radio Resource Control (RRC) layer for processing logical channels, transport channels, and physical channels. .
- RRC Radio Resource Control
- FIG. 8 shows a schematic diagram of a backhaul link control plane protocol stack of a layer 2 relay device according to an embodiment of the present application.
- the remote device 1800 has an RRC connection of PC5 for controlling the sidelink connection, and an RRC connection with the base station 1900, which is used to control the communication with the base station 1900. connection and service provision.
- the backhaul link of the layer 2 side link relay device 1700 is not limited to the RRC protocol stack of Uu given in FIG. 8 .
- FIG. 9 shows a schematic diagram of a backhaul link control plane protocol stack of a layer 3 relay device according to an embodiment of the present application.
- the remote device 1800 For the backhaul link of the layer 3 side link relay device 1700 , the remote device 1800 only has an RRC connection with PC5 of the relay device 1700 , and has no RRC connection with Uu of the base station 1900 .
- the backhaul link refers to a wireless link used by a remote device to communicate with its superior base station, including links for uplink transmission and downlink transmission.
- Step 104 the relay device determines the time information of the cell corresponding to the relay device according to the configuration parameter
- the cell corresponding to the relay device includes: a serving cell when the relay device is in an active state or a camping cell in which the relay device is in an inactive state.
- the time information includes at least one of the following: identification information of the cell (cell ID), the system frame number (System Frame Number, SFN) of the Uu interface, the time slot number of the Uu interface, and the OFDM (orthogonal frequency) of the Uu interface. division multiplexing) symbol sequence number, the subcarrier spacing of the Uu interface, the offset between the system frame number of the Uu interface and the frame number of the PC5 interface of the relay device.
- the sub-carrier spacing used for low-frequency (below 6GHz) data and control channels is 15KHz and 30KHz, while the sub-carrier spacing used for high-frequency data channels is 60KHz and 120KHz.
- the slot and symbol lengths are different. Therefore, the time length of the time slot/symbol of the Uu interface can be determined by the subcarrier spacing.
- the system frame number is the system frame number where the transmission of the time information of the Uu interface is currently carried, and the OFDM symbol sequence number is related to this transmission, for example, the beginning or the end.
- the remote device When the remote device establishes the PC5 link with the relay device, the remote device can read the relevant parameters of the PC5 interface, such as the time slot number and frame number (Direct Frame Number, DFN) of the PC5 interface, through the DFN
- the offset between the SFN of the Uu interface of the relay device and the DFN of the PC5 interface of the relay device can be used to obtain the system frame number of the Uu interface. Error caused by time offset.
- the relay device According to the parameters of the communication protocol or the configuration from the cell, the relay device generates the time information of the cell according to the time-related information obtained from the Uu interface, that is, the time information of the side link Uu interface.
- the information indicates the time information of the Uu interface corresponding to the selected sidelink reference time position. Before a remote device accesses a cell, it needs to obtain the time information of the cell.
- the time information can be used to predict the possible time position of the SSB transmission in the cell where the relay device is located and the relay device The possible time position of the SSB transmission of the neighboring cells of the cell where it is located, so as to facilitate measurement and cell reselection.
- the time-related configuration in the Radio Resourse Control (RRC) message can be parsed by time information, such as measurement configuration, measurement gap (measurement gap) and measurement reports.
- Step 106 the relay device sends a packet carrying time information to the remote device.
- the relay device when the remote device performs relay communication, can provide time information of the cell to the remote device through the side link.
- the remote device outside the cell coverage can still determine the cell time window or understand the measurement configuration through the time information sent by the relay device, so as to facilitate the implementation of measurement gap configuration and cell reselection, and save the measurement power and measurement of the remote device. time and improve business continuity of remote devices under mobile conditions.
- the SFN parameter of the Master Information Block (MIB) in the message indicates the upper 6 bits of the system frame number
- the channel encoding of the physical broadcast channel (PBCH) in the message indicates that the system frame number is low 4 bits
- the timing relationship, sending time position and sequence number of SSB transmission are pre-defined in the message, so that the remote device can obtain the time slot number and symbol sequence number in the system frame.
- the relay device automatically sends the time information of the side-link Uu interface to the remote device through the side link, that is, the remote device and the intermediate device After the device establishes a communication link, the relay device will actively provide corresponding time information to the remote device.
- FIG. 2 shows the second flowchart of the wireless communication method according to the embodiment of the present application, including:
- Step 202 the relay device determines the initialization mode of the frame number of the PC5 interface of the relay device
- Step 204 the relay device configures the frame number of the PC5 interface according to the initialization mode.
- step 204 specifically includes the following two ways:
- the first method is to configure the initial value of the frame number of the PC5 interface as the value of the system frame number of the Uu interface.
- the relay device assigns value to the frame number of the PC5 interface through the initialization operation, and initializes the frame number of the PC5 interface to the same value as the Uu interface system frame number.
- the remote device can directly obtain the system frame number of the Uu interface from the frame number of the PC5 interface, thereby avoiding the direct transmission of the system frame number of the Uu interface in the message, saving transmission resources and improving the configuration efficiency of the remote device.
- the frame number of the PC5 interface is initialized according to a preset offset between the system frame number of the Uu interface and the frame number of the PC5 interface.
- the relay device presets a preset offset between the Uu interface system frame number and the PC5 interface frame number, that is, the correspondence between the Uu interface system frame number and the PC5 interface frame number.
- the frame number of the PC5 interface is reassigned according to the preset offset and the system frame number of the Uu interface.
- the remote device obtains the frame number and preset offset of the PC5 interface, it can calculate the system frame number of the Uu interface. Therefore, it is avoided to directly transmit the system frame number of the Uu interface in the message, which saves transmission resources and improves the configuration efficiency of the remote device.
- the process of acquiring the preset offset specifically includes the following steps:
- the relay device receives the first input to the relay device, and the relay device determines the preset offset in response to the first input; or the relay device receives the first configuration information sent by the base station, and the relay device determines the preset offset according to the first configuration information Determines the preset offset.
- the relay device may determine the preset offset according to the user's operation, and may also obtain the preset offset from the first configuration information sent by the base station.
- the first configuration information includes system information (SIB) or dedicated radio resource management (RRC) information.
- FIG. 3 shows the third flowchart of a wireless communication method according to an embodiment of the present application, including:
- Step 302 the relay device configures the subcarrier spacing of the PC5 interface of the relay device as the subcarrier spacing of the Uu interface.
- the side link of the relay device can be preset to use the same subcarrier spacing (SubCarrier Sapacing, SCS) as the Uu interface, so that The time slot number of the PC5 interface is the same as that of the Uu interface, and the frame number of the PC5 interface is the same as the system frame number of the Uu interface.
- the remote device can directly obtain the system frame number and time slot number of the Uu interface from the frame number and time slot number of the PC5 interface, so there is no need to separately propagate the system frame number and time slot number of the Uu interface, saving transmission resources.
- the relay device may receive the configuration parameters of the Uu interface of the base station in the following form.
- Mode 1 The relay device reads the configuration parameters of the Uu interface.
- the relay device can read the configuration parameters of the Uu interface through the Uu link with the base station, and the relay device can determine the base station through the configuration parameters Time information of the cell. The relay device then sends the message carrying the time information to the remote device, so as to provide the remote device outside the coverage of the cell with the time information of the turnaround, so that the remote device can perform measurement gap configuration and cell configuration according to the time information.
- the reselection operation can effectively reduce the limitation of the cell coverage and ensure the business continuity of the remote equipment.
- the relay device can read the relevant parameters of the Uu interface, and then notify the remote through PC5 Radio Resource Management (RRC) or PC5 Media Access Control Control Element (MAC CE).
- RRC Radio Resource Management
- MAC CE PC5 Media Access Control Control Element
- Manner 2 The relay device receives the configuration parameters of the Uu interface sent by the base station.
- the base station after the base station establishes a communication link with the relay device, the base station actively sends the configuration parameters of the Uu interface to the relay device. After receiving the configuration parameters, the relay device generates a packet including corresponding time information through the configuration parameters, so as to forward the time information to the remote device.
- the remote device perform measurement gap configuration and cell reselection operations based on time information, effectively reducing the limitations of the remote device's cell coverage and ensuring the service continuity of the remote device.
- the base station can The time information is forwarded to the remote device through the relay device in the form of RRC signaling, and the remote device obtains the time information based on the received RRC signaling.
- FIG. 4 shows the fourth flowchart of the wireless communication method according to the embodiment of the present application, step 106, which specifically includes:
- Step 402 the relay device sends first request information of time information to the base station
- the first request information includes user information of the remote device and the relay device, and the like.
- Step 404 the relay device sends a packet to the remote device according to the second configuration information returned by the base station.
- the second configuration information includes at least one of the following: a time configuration message, permission information, and rejection information; the time configuration message includes time configuration parameters related to the remote device. For example, if the base station confirms the configuration, the second configuration information includes a time configuration message and permission information; if the base station rejects the configuration, the second configuration information includes rejection information.
- the relay device before sending a message carrying time information to the remote device, the relay device first sends first request information about time information to the corresponding base station to ask the base station whether the remote device provides time information. If the base station confirms the configuration, it will feed back the configuration permission information. The relay device performs transmission to the remote device according to the permission information returned by the base station. If the base station rejects the configuration, it will feed back configuration rejection information. The relay device will not send time information to the remote device according to the rejection information returned by the base station. Therefore, the access authority of the remote device can be further set through the first request information, and the security of the communication system can be improved.
- the relay device has an RRC connection channel with the base station.
- the relay device may be pre-defined to send the Uu interface time information through the side link after receiving the permission configuration from the serving base station. Further, the base station may send the relevant configuration using dedicated RRC signaling or system messages.
- FIG. 5 shows the fifth flowchart of the wireless communication method according to the embodiment of the present application, step 106, which specifically includes:
- Step 502 the relay device receives the second request information for time information sent by the remote device;
- Step 504 the relay device sends the message to the remote device according to the second request information.
- the second request information includes user information of the remote device and required time information.
- the remote device before a remote device needs to access a cell, at least time information of the cell needs to be obtained, which is convenient for measurement and cell reselection.
- the remote device can send the second request information of the time information to the relay device.
- the relay device After receiving the second request information, the relay device sends the message carrying the time information to the remote device. Therefore, the problem of resource occupation caused by the relay device continuously sending time information to the remote device is avoided, which is beneficial to the allocation of transmission resources and improves the communication efficiency and stability.
- FIG. 6 shows the sixth flowchart of the wireless communication method according to the embodiment of the present application, step 106, which specifically includes:
- Step 602 the relay device determines the transmission mode of the message
- the dissemination method includes a unicast method or a broadcast method.
- Step 604 the relay device sends the message to the remote device according to the propagation mode.
- the relay device after receiving the second request information sent by the remote device, the relay device can send a message to the remote device in the response information for the remote device, so that the message can be broadcast periodically.
- the relay device receives the third configuration information sent by the network device, and configures the broadcast message identifier according to the third configuration information. That is, the network device configures independent broadcast message identifiers for the relay device and the remote device, so as to perform broadcast transmission of the time information of the Uu interface.
- the message includes at least one of the following: sidelink master information block (SL-MIB), sidelink signaling radio bearers (SL-SRB) ), find the signal.
- SL-MIB sidelink master information block
- S-SRB sidelink signaling radio bearers
- the side link management information includes update indication information of the time information, and the update indication information is used for the remote device to determine the time information.
- the relay device indicates in the SL-MIB message whether there is a Uu interface time update. If the update indication information indicates that there is another Uu interface time message, the remote device will receive another Uu interface time message to determine the time information of the Uu interface. If the update indication information indicates that there is no other Uu interface time message, the remote device obtains the Uu interface time information carried in the current SL-MIB message from the SL-MIB message. Therefore, the remote device can receive the latest time information according to the update indication information.
- a reserved bit can be used as the update indication information in the SL-MIB message
- the v2x (Vehicle to X, vehicle-to-specific target communication) SL-MIB contains a time slot number, and only the time information other than the time slot number needs to be put into the SL-MIB. in the MIB.
- the sidelink signaling radio bearer can be the radio bearers when the RRC connection is established, such as SL-SRB0, SL-SRB1, Any one of SL-SRB2 and SL-SRB3; a new side-link signaling radio bearer, such as SL-SRB4, SL-SRB5, etc., can also be configured through the relay device.
- a cell includes at least one of the following: a primary cell, a secondary cell, and a primary and secondary cell.
- CA Carrier Aggregation
- CC Component Carriers
- PCC Primary Component Carrier
- SCC Secondary Component Carrier
- Pcell Primary Cell
- a cell on the secondary component carrier is called a secondary cell (Secondary Cell, Scell), that is, a cell operating on a secondary frequency band.
- Scell Secondary Cell
- MCG Master Cell group, primary cell group
- SCG Secondary Cell group, secondary cell group
- a cell on the component carrier is called a primary secondary cell (PScell)
- PScell primary secondary cell
- the user equipment can obtain time information of different cells as required.
- the relay device sends at least the time information of the Uu interface of its PCell on the side link.
- the relay device when the relay device is configured as a single connection, the primary cell and the secondary cell are aggregated and combined together, and when the PC5 link uses the resources of the secondary cell, the relay device determines the time information of the primary cell and/or the secondary cell according to the configuration parameters , and send it to the remote device.
- the relay device is configured with dual connectivity, and the relay device determines the time information of the primary cell and/or the primary and secondary cells according to the configuration parameters, and sends it to the remote device. For example, when the relay device is in the EN-DC connection state, only the time information of the Uu interface of the PSCell is sent on the side link.
- the relay device obtains time-related information from the Uu interface according to the predefined protocol or configuration from the cell, generates time information of the Uu interface, and sends the time information to the remote device through the side link.
- the time information includes one or more of the following: cell ID, system frame number, time slot number, and OFDM symbol sequence number; optionally, the Uu interface time information also includes SCS information corresponding to the Uu interface of the cell, to help The remote device determines the time length of one slot/symbol of the Uu interface.
- the sidelink Uu interface time information indicates the Uu interface time information corresponding to the selected sidelink reference time position.
- the cell ID is a cell ID of the current relay device
- the system frame number is the system frame number where the transmission of the time information of the Uu interface is currently carried
- the OFDM symbol sequence number is based on the frame corresponding to this transmission, for example, the beginning or the end.
- the base station sends the offset between the SFN of the Uu interface of the PCell/PSCell and the DFN of the PC5 interface of the relay device to the remote device through RRC signaling.
- the device calculates the SFN of the relay device's cell based on the DFN received from the PC5 interface and this offset.
- the relay device passes the offset between the SFN of the Uu interface of the PCell/PSCell and the DFN of the PC5 interface of the relay device through the PC5 RRC or PC5 MAC Control Element (control element) to notify the remote device that the remote device calculates the SFN of the relay device's cell PCell/PSCell based on the DFN received from the PC5 interface and the offset.
- PC5 RRC or PC5 MAC Control Element control element
- the time information of the side link Uu interface can be sent to the remote device by one of the following methods:
- the time information is placed in the SL-MIB and sent to the remote device. Specifically, if there is a time slot number in the current v2xSL-MIB, the Uu interface system frame number can be further included; or the above offset can be included in the SL-MIB broadcast in the message.
- SL-SRB Use the SL-SRB to send to the remote device, for example, any one of SL-SRB0, 1, 2, and 3; of course, a new SL-SRB can also be defined for sending time information on the side-link Uu interface.
- the relay device may send the time information to the remote device in the response information, or periodically broadcast the time information.
- the relay device predefine the relay device to send the side-link Uu interface time information on the side-link, so that the remote device can obtain the intermediate Follow the time information sent by the device.
- the relay device sends the side-link Uu interface time information on the side-link only after receiving the permitted configuration from the base station.
- the base station may send the relevant configuration using dedicated RRC signaling or system messages.
- the DFN is initialized to the same value as the frame number of the Uu interface, so that the remote device can directly obtain the system frame number of the Uu interface from the DFN, so that it does not need to broadcast the Uu interface.
- System frame number the side link of the relay device can be predefined to use the same SCS as the Uu interface, so that the time slot number of the PC5 interface is the same as the time slot number of the Uu interface, and the remote device can directly obtain the Uu interface from the DFN.
- the interface system frame number also does not need to broadcast the system frame number and time slot number of the Uu interface.
- the relay device when the relay device indicates in the SL-MIB message whether there is Uu interface time indication information to send, for example, a reserved bit is used to indicate. If it indicates that there is another Uu interface time message, the remote device needs to receive the Uu interface time message to determine the time of the Uu interface; if it indicates that there is no other Uu interface time message, then the remote device obtains the Uu interface from the SL-MIB message. Interface time information.
- the relay device sends at least the time information of the Uu interface of its PCell on the side link.
- the base station can configure the relay device to send the time information of the PCell or the time information of the Uu interface of the secondary cell on the side link. time information.
- the time information of the Uu interface of the PCell and/or PSCell can be sent on the side link.
- the relay device is in the EN-DC connection state, only the time information of the Uu interface of the PSCell is sent on the side link.
- the remote device can acquire system time-related information from the detection of the MIB and the SSB of the Uu interface. After receiving the sidelink Uu interface time information, the remote device determines the Uu interface time information of the corresponding cell, and then determines the cell measurement window or performs the received measurement gap configuration, which saves the measurement power and measurement time of the remote device and improves the Business continuity under mobile conditions of remote equipment.
- the upper layer configures a special group ID for broadcast transmission of the time information of the side link Uu interface.
- FIG. 10 shows one of the structural block diagrams of a wireless communication apparatus according to an embodiment of the present application.
- the wireless communication apparatus 1400 includes: a receiving module 1402, and the receiving module 1402 is configured to receive the data of the Uu interface of the base station. Configuration parameters; the determining module 1404, the determining module 1404 is used to determine the time information of the cell corresponding to the relay device according to the configuration parameters; the sending module 1406, the sending module 1406 is used to send a message carrying the time information to the remote device.
- the time information includes at least one of the following: identification information of the cell, the system frame number of the Uu interface, the time slot number of the Uu interface, the OFDM symbol sequence number, the subcarrier spacing, the system frame number of the Uu interface, and the relay device.
- the message includes at least one of the following: a side link main information block, a side link signaling radio bearer, and a discovery signal.
- the side link management information includes update indication information of the time information, so that the remote device can determine the time information according to the update indication information.
- the cells include at least one of the following: a primary cell, a secondary cell, and a primary and secondary cell.
- FIG. 11 shows the second structural block diagram of a wireless communication apparatus according to an embodiment of the present application.
- the wireless communication apparatus 1400 further includes: a configuration module 1408, and the configuration module 1408 is configured to determine the frame number of the PC5 interface of the relay device.
- the initialization method ; configure the frame number of the PC5 interface according to the initialization method; wherein, the initialization method includes: configuring the initial value of the frame number of the PC5 interface as the system frame number value of the Uu interface, or according to the system frame number of the Uu interface and the PC5 interface.
- the preset offset between frame numbers initializes the frame number of the PC5 interface.
- the sending module 1406 is specifically configured to send the first request information of the time information to the base station, and the receiving module 1402 is further configured to receive the second configuration information returned by the base station; the sending module 1406 is specifically configured to receive the second configuration information returned by the base station according to the Send the message to the remote device.
- the second configuration information includes at least one of the following: a time configuration message, permission information, and rejection information.
- the receiving module 1402 is further configured to receive second request information of time information sent by the remote device; the sending module 1406 is specifically configured to send a message to the remote device according to the second request information.
- the determining module 1404 is specifically configured to determine the time information of the primary cell and/or the secondary cell according to the configuration parameters.
- the determining module 1404 is specifically configured to determine the time information of the primary cell and/or the primary and secondary cells according to the configuration parameters.
- the determining module 1404 is further configured to determine a transmission mode of the message; the sending module 1406 is specifically configured to send the message to the remote device according to the transmission mode; wherein the transmission mode includes a unicast mode or a broadcast mode.
- each module of the wireless communication apparatus 1400 implements the steps of the wireless communication method in any of the above embodiments when performing their respective functions. Therefore, the wireless communication apparatus also includes the wireless communication in any of the above embodiments. All the beneficial effects of the method will not be repeated here.
- a relay device 1700 including: a processor 1704 , a memory 1702 , and programs or instructions stored on the memory 1702 and executable on the processor 1704 , when the program or instruction is executed by the processor 1704 to implement the steps of the wireless communication method provided in any of the above embodiments, therefore, the relay device 1700 includes all the beneficial effects of the wireless communication method provided in any of the above embodiments , and will not be repeated here.
- FIG. 25 is a schematic diagram of a hardware structure of a relay device 2000 implementing an embodiment of the present application.
- the relay device 2000 includes but is not limited to: a radio frequency unit 2002, a network module 2004, an audio output unit 2006, an input unit 2008, a sensor 2010, a display unit 2012, a user input unit 2014, an interface unit 2016, a memory 2018, a processor 2020, etc. part.
- the relay device 2000 may also include a power source (such as a battery) for supplying power to various components, and the power source may be logically connected to the processor 2020 through a power management system, so as to manage charging, discharging, and Power management and other functions.
- a power source such as a battery
- the relay device structure shown in FIG. 25 does not constitute a limitation on the relay device, and the relay device may include more or less components than shown, or combine some components, or arrange different components.
- the relay device includes but is not limited to a mobile terminal, a tablet computer, a notebook computer, a palmtop computer, a vehicle-mounted electronic device, a wearable device, a pedometer, and the like.
- the processor 2020 is configured to receive configuration parameters of the Uu interface of the base station, and determine the time information of the cell corresponding to the relay device according to the configuration parameters; the radio frequency unit 2002 is further configured to send a message carrying the time information to the remote device. Even when the remote device is out of the cell coverage, it can still determine the cell time window or understand the measurement configuration through the time information sent by the relay device, so as to perform measurement gap configuration and cell reselection, and save the measurement of the remote device. Power and measurement time to improve business continuity for remote devices in mobile conditions.
- the time information includes at least one of the following: the identity information of the cell, the system frame number of the Uu interface, the time slot number of the Uu interface, the OFDM symbol sequence number, the subcarrier spacing, the system frame number of the Uu interface, and the relay device.
- the message includes at least one of the following: a side link main information block, a side link signaling radio bearer, and a discovery signal.
- the side link management information includes update indication information of the time information, so that the remote device can determine the time information according to the update indication information.
- the cells include at least one of the following: a primary cell, a secondary cell, and a primary and secondary cell.
- the processor 2020 is also used to determine the initialization method of the frame number of the PC5 interface of the relay device; configure the frame number of the PC5 interface according to the initialization method; wherein, the initialization method includes: configuring the initial value of the frame number of the PC5 interface as The value of the system frame number of the Uu interface, or the frame number of the PC5 interface is initialized according to the preset offset between the system frame number of the Uu interface and the frame number of the PC5 interface.
- the radio frequency unit 2002 is configured to send the first request information of time information to the base station; receive the second configuration information returned by the base station or the second request information of time information sent by the remote device; Request information to send a message to the remote device.
- the second configuration information includes at least one of the following: a time configuration message, permission information, and rejection information;
- the processor 2020 is further configured to configure a single connection based on the relay device; and determine the time information of the primary cell and/or the secondary cell according to the configuration parameters. Based on the configuration of the relay device as dual connectivity; the time information of the primary cell and/or the primary and secondary cells is determined according to the configuration parameters.
- the processor 2020 is further configured to determine a transmission mode of the message; the radio frequency unit 2002 is configured to send the message to the remote device according to the transmission mode; wherein the transmission mode includes a unicast mode or a broadcast mode.
- the radio frequency unit 2002 may be used to send and receive information or send and receive signals during a call, and specifically, receive downlink data from the base station or send uplink data to the base station.
- the radio frequency unit 2002 includes, but is not limited to, an antenna, at least one amplifier, a transceiver, a coupler, a low noise amplifier, a duplexer, and the like.
- the network module 2004 provides users with wireless broadband Internet access, such as helping users to send and receive emails, browse web pages, and access streaming media.
- the audio output unit 2006 may convert audio data received by the radio frequency unit 2002 or the network module 2004 or stored in the memory 2018 into audio signals and output as sound. Also, the audio output unit 2006 may also provide audio output related to a specific function performed by the relay device 2000 (eg, call signal reception sound, message reception sound, etc.).
- the audio output unit 2006 includes a speaker, a buzzer, a receiver, and the like.
- the input unit 2008 is used to receive audio or video signals.
- the input unit 2008 may include a graphics processor (Graphics Processing Unit, GPU) 5082 and a microphone 5084, the graphics processor 5082 is used for still pictures or video images obtained by an image capture device (such as a camera) in a video capture mode or an image capture mode data is processed.
- the processed image frames may be displayed on the display unit 2012, or stored in the memory 2018 (or other storage medium), or transmitted via the radio frequency unit 2002 or the network module 2004.
- the microphone 5084 can receive sound, and can process the sound into audio data, and the processed audio data can be converted into a format that can be sent to a mobile communication base station via the radio frequency unit 2002 for output in the case of a phone call mode.
- the relay device 2000 also includes at least one sensor 2010, such as a fingerprint sensor, a pressure sensor, an iris sensor, a molecular sensor, a gyroscope, a barometer, a hygrometer, a thermometer, an infrared sensor, a light sensor, a motion sensor, and other sensors.
- a sensor 2010 such as a fingerprint sensor, a pressure sensor, an iris sensor, a molecular sensor, a gyroscope, a barometer, a hygrometer, a thermometer, an infrared sensor, a light sensor, a motion sensor, and other sensors.
- the display unit 2012 is used to display information input by the user or information provided to the user.
- the display unit 2012 may include a display panel 5122, which may be configured in the form of a liquid crystal display, an organic light emitting diode, or the like.
- the user input unit 2014 can be used to receive input numerical or character information, and generate key signal input related to user settings and function control of the relay device.
- the user input unit 2014 includes a touch panel 5142 and other input devices 5144 .
- the touch panel 5142 also referred to as a touch screen, collects the user's touch operations on or near it.
- the touch panel 5142 may include two parts, a touch detection device and a touch controller. Among them, the touch detection device detects the user's touch orientation, detects the signal brought by the touch operation, and transmits the signal to the touch controller; the touch controller receives the touch information from the touch detection device, converts it into contact coordinates, and then sends it to the touch controller. To the processor 2020, the command sent by the processor 2020 is received and executed.
- Other input devices 5144 may include, but are not limited to, physical keyboards, function keys (such as volume control keys, switch keys, etc.), trackballs, mice, and joysticks, which are not described herein again.
- the touch panel 5142 can be covered on the display panel 5122.
- the touch panel 5142 detects a touch operation on or near it, it transmits it to the processor 2020 to determine the type of the touch event, and then the processor 2020 determines the type of the touch event according to the touch
- the type of event provides corresponding visual output on display panel 5122.
- the touch panel 5142 and the display panel 5122 can be used as two independent components, or can be integrated into one component.
- the interface unit 2016 is an interface for connecting an external device to the relay device 2000 .
- the external device may include a wired or wireless headset end interface, an external power supply (or battery charger) end interface, a wired or wireless data end interface, a memory card end interface, an end interface for connecting to a device with an identification module , audio input/output (I/O) port, video I/O port, headphone port and so on.
- the interface unit 2016 may be used to receive input from external devices (eg, data information, power, etc.) and transmit the received input to one or more elements within the relay device 2000 or may be used in the relay device 2000 data transfer to and from external devices.
- Memory 2018 may be used to store software programs as well as various data.
- the memory 2018 may mainly include a stored program area and a stored data area, wherein the stored program area may store an operating system, an application program (such as a sound playback function, an image playback function, etc.) required for at least one function, and the like; Data (such as audio data, phone book, etc.) created by the use of the mobile terminal, etc.
- memory 2018 may include high-speed random access memory, and may also include non-volatile memory, such as at least one magnetic disk storage device, flash memory device, or other volatile solid state storage device.
- the processor 2020 executes various functions of the relay device 2000 and processes data by running or executing the software programs and/or modules stored in the memory 2018, and calling the data stored in the memory 2018, thereby performing operations on the relay device 2000. Overall monitoring.
- the processor 2020 may include one or more processing units; the processor 2020 may integrate an application processor and a modem processor, wherein the application processor mainly handles the operating system, user interface and application programs, etc., and the modem processor mainly handles Functions related to handling wireless communications.
- FIG. 12 shows the seventh flowchart of the wireless communication method according to the embodiment of the present application, including:
- Step 702 the remote device receives the message sent by the relay device
- Step 704 the remote device determines the location of the time window for sending the discovery signal of the cell and/or the neighboring cells of the cell.
- the remote device can obtain the time information of the cell through the relay device, and even if the remote device is outside the coverage of the cell, the remote device can still determine the location of the time window for sending the discovery signal of the cell and/or the neighboring cells of the cell, In order to facilitate cell reselection and improve the service continuity of remote equipment under moving conditions.
- FIG. 13 shows the eighth flowchart of the wireless communication method of the embodiment of the present application, including:
- Step 802 the remote device receives the message sent by the relay device
- Step 804 the remote device parses the cell measurement configuration information according to the time information of the cell corresponding to the relay device in the message.
- the remote device can still obtain the time information of the cell through the relay device, and use the time information to parse the cell measurement configuration information, so that the remote device can understand the measurement of the base station
- the configuration saves the measurement power and measurement time of the remote device, and improves the service continuity of the remote device under mobile conditions.
- FIG. 14 shows the ninth flow chart of the wireless communication method according to the embodiment of the present application, including:
- Step 902 the remote device sends second request information of time information to the relay device.
- the second request information includes user information of the remote device and required time information.
- the remote device may send the second request information of the time information to the relay device, so that the relay device provides the time information of the corresponding cell.
- FIG. 15 shows a tenth flow chart of the wireless communication method according to the embodiment of the present application, including:
- Step 1002 the remote device reads the time slot number of the PC5 interface of the relay device, and determines the time slot number of the Uu interface of the base station according to the time slot number of the PC5 interface;
- Step 1004 the remote device reads the frame number of the PC5 interface of the relay device, and determines the system frame number of the Uu interface of the base station according to the frame number of the PC5 interface.
- the remote device can directly obtain the system frame number of the Uu interface from the frame number of the PC5 interface, thereby avoiding The system frame number of the Uu interface is directly transmitted in the packet, which saves transmission resources and improves the configuration efficiency of remote devices.
- the relay device presets a preset offset between the system frame number of the Uu interface and the frame number of the PC5 interface, that is, the correspondence between the system frame number of the Uu interface and the frame number of the PC5 interface.
- the frame number of the PC5 interface is initialized according to the preset offset between the frame number of the Uu interface system and the frame number of the PC5 interface.
- the remote device obtains the frame number and preset offset of the PC5 interface, it can calculate the system frame number of the Uu interface.
- the relay device configures the subcarrier spacing of the PC5 interface as the subcarrier spacing of the Uu interface.
- the time slot number of the PC5 interface is the same as the time slot number of the Uu interface
- the frame number of the PC5 interface is the same as the system frame number of the Uu interface.
- the remote device directly obtains the system frame number and time slot number of the Uu interface from the frame number and time slot number of the PC5 interface, so there is no need to separately propagate the system frame number and time slot number of the Uu interface, saving transmission resources.
- FIG. 16 shows the third structural block diagram of a wireless communication apparatus according to an embodiment of the present application.
- the wireless communication apparatus 1500 includes: a receiving module 1502, and the receiving module 1502 is configured to receive the data sent by the relay device. message; the determination module 1504, the determination module 1504 is used to determine the location of the transmission time window of the cell and/or the adjacent cell discovery signal of the cell; and/or according to the time information of the cell corresponding to the relay device in the message, parse the cell measurement configuration information.
- the time information includes at least one of the following: identification information of the cell, the system frame number of the Uu interface, the time slot number of the Uu interface, the OFDM symbol sequence number, the subcarrier spacing, the system frame number of the Uu interface, and the relay device.
- the message includes at least one of the following: a side link main information block, a side link signaling radio bearer, and a discovery signal.
- the side link management information includes update indication information of the time information, so that the remote device can determine the time information according to the update indication information.
- the cells include at least one of the following: a primary cell, a secondary cell, and a primary and secondary cell.
- the measurement information includes measurement configuration, measurement gap and measurement report.
- the determining module 1504 is also used to read the time slot number of the PC5 interface of the relay device, and determine the time slot number of the Uu interface of the base station according to the time slot number of the PC5 interface; and/or read the time slot number of the relay device.
- the frame number of the PC5 interface, and the system frame number of the Uu interface of the base station is determined according to the frame number of the PC5 interface.
- FIG. 17 shows a fourth structural block diagram of a wireless communication apparatus according to an embodiment of the present application.
- the wireless communication apparatus 1500 further includes: a sending module 1506, and the sending module 1506 is configured to send the second time information to the relay device. Request information.
- each module of the wireless communication apparatus 1500 implements the steps of the wireless communication method in any of the above-mentioned embodiments when performing their respective functions. Therefore, the wireless communication apparatus also includes the wireless communication method in any of the above-mentioned embodiments. All the beneficial effects of the method will not be repeated here.
- a remote device 1800 including: a memory 1802, on which a computer program is stored; a processor 1804, configured to execute the computer program to implement any of the above
- the remote device 1800 includes all the beneficial effects of the wireless communication method provided in any of the above-mentioned embodiments, which will not be repeated here.
- the remote device in this embodiment of the present application may be an apparatus, or may be a component, an integrated circuit, or a chip in a terminal.
- the apparatus may be a mobile electronic device or a non-mobile electronic device.
- the mobile electronic device may be a mobile phone, a tablet computer, a notebook computer, a palmtop computer, an in-vehicle electronic device, a wearable device, an ultra-mobile personal computer (UMPC), a netbook, or a personal digital assistant (personal digital assistant).
- UMPC ultra-mobile personal computer
- PDA personal digital assistant
- non-mobile electronic devices can be servers, network attached storage (Network Attached Storage, NAS), personal computer (personal computer, PC), television (television, TV), teller machine or self-service machine, etc., this application Examples are not specifically limited.
- the remote device in this embodiment of the present application may be a device having an operating system.
- the operating system may be an Android (Android) operating system, an ios operating system, or other possible operating systems, which are not specifically limited in the embodiments of the present application.
- FIG. 18 shows the eleventh flowchart of the wireless communication method of the embodiment of the present application, including:
- Step 1102 the base station sends the configuration parameters of the Uu interface of the base station to the relay device.
- the base station actively sends the configuration parameters of the Uu interface between the base station and the relay device to the relay device.
- the relay device After receiving the configuration parameters, the relay device generates a packet including corresponding time information through the configuration parameters, so as to forward the time information to the remote device.
- FIG. 19 shows the twelfth flowchart of the wireless communication method of the embodiment of the present application, including:
- Step 1202 the base station receives the first request information for time information sent by the relay device
- Step 1204 the base station determines the second configuration information of the time information
- the second configuration information includes permission information and rejection information.
- Step 1206 the base station sends the second configuration information to the relay device.
- the relay device before sending a message carrying time information to the remote device, the relay device first sends first request information about time information to the corresponding base station to ask the base station whether the remote device provides time information. If the base station determines the second configuration information in response to the user's operation or the preset communication authority, and feeds back the configuration permission information to the relay device. If the base station confirms the configuration, it will feed back the configuration permission information. The relay device performs transmission to the remote device according to the permission information returned by the base station. If the base station rejects the configuration, it will feed back configuration rejection information. The relay device will not send time information to the remote device according to the rejection information returned by the base station. Therefore, the access authority of the remote device can be further set through the first request information, and the security of the communication system can be improved.
- FIG. 20 shows the fifth structural block diagram of a wireless communication apparatus according to an embodiment of the present application.
- the wireless communication apparatus 1600 includes: a sending module 1602, and the sending module 1602 is configured to send a base station to a relay device Configuration parameters of the Uu interface.
- the sending module 1602 is further configured to send second configuration information of the time information to the relay device, wherein the second configuration information includes permission information and rejection information.
- FIG. 21 shows the sixth structural block diagram of a wireless communication apparatus according to an embodiment of the present application.
- the wireless communication apparatus 1600 further includes: a receiving module 1604, and the receiving module 1604 is configured to receive the first time information sent by the relay device. a request information; the determining module 1606, the determining module 1606 is configured to determine the second configuration information of the time information; the sending module 1602 is further configured to send the second configuration information to the relay device.
- each module of the wireless communication apparatus 1600 implements the steps of the wireless communication method in any of the above embodiments when performing their respective functions. Therefore, the wireless communication apparatus also includes the wireless communication in any of the above embodiments. All the beneficial effects of the method will not be repeated here.
- a base station 1900 including: a memory 1902, on which a computer program is stored; a processor 1904, configured to execute the computer program to implement any of the above implementations
- the base station 1900 includes all the beneficial effects of the wireless communication method provided in any of the above-mentioned embodiments, which will not be repeated here.
- a readable storage medium on which a program or an instruction is stored, and when the program or instruction is executed by a processor, implements the steps of the wireless communication method provided in any of the foregoing embodiments .
- the readable storage medium can implement each process of the wireless communication method provided by the embodiment of the present application, and can achieve the same technical effect, which is not repeated here to avoid repetition.
- the processor is the processor in the communication device provided in the foregoing embodiment.
- the readable storage medium includes a computer-readable storage medium, such as a computer read-only memory (Read-Only Memory, ROM), a random access memory (Random Access Memory, RAM), a magnetic disk or an optical disk, and the like.
- An embodiment of the present application further provides a chip, the chip includes a processor and a communication interface, the communication interface and the processor are coupled, and the processor is used for running a program or an instruction to implement the various processes of the above wireless communication method embodiments, and can achieve the same The technical effect, in order to avoid repetition, will not be repeated here.
- the chip mentioned in the embodiments of the present application may also be referred to as a system-on-chip, a system-on-chip, a system-on-a-chip, or a system-on-a-chip, or the like.
- the terms “comprising”, “comprising” or any other variation thereof are intended to encompass non-exclusive inclusion, such that a process, method, article or device comprising a series of elements includes not only those elements, It also includes other elements not expressly listed or inherent to such a process, method, article or apparatus.
- the term “plurality” refers to two or more, unless expressly limited otherwise.
- the terms “connected”, “connected” and other terms should be understood in a broad sense. For example, “connected” may be a fixed connection, a detachable connection, or an integral connection; “connected” may be directly connected or connected through The intermediary is indirectly connected.
- the terms “first,” “second,” etc. are used to distinguish between different objects, rather than to describe a particular order of the objects. For those of ordinary skill in the art, the specific meanings of the above terms in this application can be understood according to specific situations.
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Abstract
Description
Claims (37)
- 一种无线通信方法,包括:中继设备接收基站的Uu接口的配置参数;所述中继设备根据所述配置参数确定所述中继设备对应的小区的时间信息;所述中继设备向远端设备发送携带所述时间信息的报文。
- 根据权利要求1所述的无线通信方法,其中,所述时间信息包括以下至少一种:所述小区的身份识别信息、所述Uu接口的***帧号、所述Uu接口的时隙号、所述Uu接口的OFDM符号序号、所述Uu接口的子载波间隔、所述Uu接口的***帧号和所述中继设备的PC5接口的帧号之间的偏移量。
- 根据权利要求2所述的无线通信方法,其中,还包括:所述中继设备确定所述中继设备的PC5接口的帧号的初始化方式;所述中继设备根据所述初始化方式配置所述PC5接口的帧号;其中,所述初始化方式包括:将所述PC5接口的帧号初始值配置为所述Uu接口的***帧号值,或根据所述Uu接口的***帧号与所述PC5接口的帧号之间的预设偏移量初始化所述PC5接口的帧号。
- 根据权利要求3所述的无线通信方法,其中,所述初始化方式包括根据所述Uu接口的***帧号与所述PC5接口的帧号之间的预设偏移量初始化所述PC5接口的帧号;所述中继设备根据所述初始化方式配置所述PC5接口的帧号之前,还包括:所述中继设备接收对所述中继设备的第一输入,所述中继设备响应于所述第一输入,确定所述预设偏移量;或所述中继设备接收所述基站发送的第一配置信息,所述中继设备根据所述第一配置信息确定所述预设偏移量。
- 根据权利要求2所述的无线通信方法,其中,还包括:所述中继设备将所述中继设备的PC5接口的子载波间隔配置为所述Uu接口的子载波间隔。
- 根据权利要求1至5中任一项所述的无线通信方法,其中,所述中继设备向远端设备发送携带所述时间信息的报文,包括:所述中继设备向所述基站发送所述时间信息的第一请求信息;所述中继设备根据所述基站返回的第二配置信息发送所述报文至所述远端设备。
- 根据权利要求6所述的无线通信方法,其中,所述第二配置信息包括以下至少一种:时间配置消息、许可信息、拒绝信息。
- 根据权利要求1至5中任一项所述的无线通信方法,其中,所述中继设备向远端设备发送携带所述时间信息的报文,包括:所述中继设备接收所述远端设备发送的所述时间信息的第二请求信息;所述中继设备根据所述第二请求信息发送所述报文至所述远端设备。
- 根据权利要求1至5中任一项所述的无线通信方法,其中,所述中继设备向远端设备发送携带所述时间信息的报文,包括:所述中继设备确定所述报文的传播方式;所述中继设备根据所述传播方式发送所述报文至所述远端设备;其中,所述传播方式包括单播方式或广播方式。
- 根据权利要求9所述的无线通信方法,其中,所述传播方式包括所述广播方式;所述中继设备向远端设备发送携带所述时间信息的报文之前,包括:所述中继设备接收网络设备发送的第三配置信息;所述中继设备根据所述第三配置信息配置广播消息识别符。
- 根据权利要求1至5中任一项所述的无线通信方法,其中,所述报文包括以下至少一种:旁链路主信息块、旁链路信令无线承载、发现信号。
- 根据权利要求11所述的无线通信方法,其中,所述旁链路管理信息包括所述时间信息的更新指示信息;所述更新指示信息用于所述远端设备确定所述时间信息。
- 根据权利要求11所述的无线通信方法,其中,所述报文包括旁链路信令无线承载;所述中继设备向远端设备发送携带所述时间信息的报文之前,还包括:所述中继设备配置所述旁链路信令无线承载。
- 根据权利要求1至5中任一项所述的无线通信方法,其中,所述小区包括以下至少一种:主小区、辅小区、主辅小区。
- 根据权利要求14所述的无线通信方法,其中,所述中继设备根据所述配置参数确定所述中继设备对应的小区的时间信息,包括:所述中继设备根据所述配置参数确定所述主小区和/或所述辅小区的所述时间信息。
- 根据权利要求14所述的无线通信方法,其中,所述中继设备根据所述配置参数确定所述中继设备对应的小区的时间信息,包括:所述中继设备根据所述配置参数确定所述主小区和/或所述主辅小区的所述时间信息。
- 一种无线通信方法,包括:远端设备接收中继设备发送的报文;所述远端设备根据所述报文中所述中继设备对应的小区的时间信息,确定所述小区和/或所述小区的相邻小区发现信号的发送时间窗位置;和/或所述远端设备根据所述报文中所述中继设备对应的小区的时间信息,解析小区测量配置信息。
- 根据权利要求17所述的无线通信方法,其中,所述远端设备接收中继设备发送的报文之前,还包括:所述远端设备向所述中继设备发送所述时间信息的第二请求信息。
- 根据权利要求17所述的无线通信方法,其中,还包括:所述远端设备读取所述中继设备的PC5接口的时隙号,并根据所述PC5接口的时隙号确定基站的Uu接口的时隙号;和/或所述远端设备读取所述中继设备的PC5接口的帧号,并根据所述PC5接口的帧号确定基站的Uu接口的***帧号。
- 一种无线通信方法,包括:基站向中继设备发送所述基站的Uu接口的配置参数。
- 根据权利要求20所述的无线通信方法,其中,还包括:所述基站接收所述中继设备发送的时间信息的第一请求信息;所述基站确定所述时间信息的第二配置信息;所述基站向所述中继设备发送所述第二配置信息。
- 一种无线通信装置,适用于中继设备,包括:接收模块,用于接收基站的Uu链路的配置参数;确定模块,用于根据所述配置参数确定所述中继设备对应的小区的时间信息;发送模块,用于向远端设备发送携带所述时间信息的报文。
- 根据权利要求22所述的无线通信装置,其中,所述发送模块具体用于向所述基站发送所述时间信息的第一请求信息,并根据所述基站返回的第二配置信息发送所述报文至所述远端设备。
- 根据权利要求22所述的无线通信装置,其中,所述接收模块还用于接收所述远端设备发送的所述时间信息的第二请求信息;所述发送模块具体用于根据所述第二请求信息发送所述报文至所述远端设备。
- 一种无线通信装置,适用于远端设备,包括:接收模块,用于接收中继设备发送的报文;确定模块,用于根据所述报文中所述中继设备对应的小区的时间信息,确定所述小区和/或所述小区的相邻小区发现信号的发送时间窗位置;和/或根据所述报文中所述中继设备对应的小区的时间信息,解析小区测量配置信息。
- 根据权利要求25所述的无线通信装置,其中,还包括:发送模块,用于向所述中继设备发送所述时间信息的第二请求信息。
- 一种无线通信装置,适用于基站,包括:发送模块,用于向中继设备发送所述基站的Uu接口的配置参数。
- 根据权利要求27所述的无线通信装置,其中,还包括:接收模块,用于接收所述中继设备发送的时间信息的第一请求信息;确定模块,用于确定所述时间信息的第二配置信息;所述发送模块还用于向所述中继设备发送所述第二配置信息。
- 一种中继设备,包括处理器,存储器及存储在所述存储器上并可在所述处理器上运行的程序或指令,所述程序或指令被所述处理器执行时实现如权利要求1至16中任一项所述的无线通信方法的步骤。
- 一种远端设备,包括处理器,存储器及存储在所述存储器上并可在所述处理器上运行的程序或指令,所述程序或指令被所述处理器执行时实现如权利要求17至19中任一项所述的无线通信方法的步骤。
- 一种基站,包括处理器,存储器及存储在所述存储器上并可在所述处理器上运行的程序或指令,所述程序或指令被所述处理器执行时实现如权利要求20或21所述的无线通信方法的步骤。
- 一种可读存储介质,所述可读存储介质上存储程序或指令,所述程序或指令被处理器执行时实现如权利要求1至21中任一项所述的无线通信方法的步骤。
- 一种芯片,所述芯片包括处理器和通信接口,所述通信接口和所述处理器耦合,所述处理器用于运行程序或指令,实现如权利要求1至16中任一项所述的无线通信方法,或者实现如权利要求17至19中任一项所述的无线通信方法,或者实现如权利要求20或21所述的无线通信方法。
- 一种计算机程序产品,所述程序产品被至少一个处理器执行以实现如权利要求1至16中任一项所述的无线通信方法,或者实现如权利要求17至19中任一项所述的无线通信方法,或者实现如权利要求20或21所述的无线通信方法。
- 一种中继设备,包括所述中继设备被配置成用于执行如权利要求1至16中任一项所述的无线通信方法。
- 一种远端设备,包括所述远端设备被配置成用于执行如权利要求17至19中任一项所述的无线通信方法。
- 一种基站,包括所述基站被配置成用于执行如权利要求20或21所述的无线通信方法。
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