WO2023280324A1 - 波束发送方法、装置、基站、终端及存储介质 - Google Patents
波束发送方法、装置、基站、终端及存储介质 Download PDFInfo
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- WO2023280324A1 WO2023280324A1 PCT/CN2022/104851 CN2022104851W WO2023280324A1 WO 2023280324 A1 WO2023280324 A1 WO 2023280324A1 CN 2022104851 W CN2022104851 W CN 2022104851W WO 2023280324 A1 WO2023280324 A1 WO 2023280324A1
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- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04B—TRANSMISSION
- H04B7/00—Radio transmission systems, i.e. using radiation field
- H04B7/02—Diversity systems; Multi-antenna system, i.e. transmission or reception using multiple antennas
- H04B7/04—Diversity systems; Multi-antenna system, i.e. transmission or reception using multiple antennas using two or more spaced independent antennas
- H04B7/06—Diversity systems; Multi-antenna system, i.e. transmission or reception using multiple antennas using two or more spaced independent antennas at the transmitting station
- H04B7/0613—Diversity systems; Multi-antenna system, i.e. transmission or reception using multiple antennas using two or more spaced independent antennas at the transmitting station using simultaneous transmission
- H04B7/0615—Diversity systems; Multi-antenna system, i.e. transmission or reception using multiple antennas using two or more spaced independent antennas at the transmitting station using simultaneous transmission of weighted versions of same signal
- H04B7/0619—Diversity systems; Multi-antenna system, i.e. transmission or reception using multiple antennas using two or more spaced independent antennas at the transmitting station using simultaneous transmission of weighted versions of same signal using feedback from receiving side
- H04B7/0652—Feedback error handling
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- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04W—WIRELESS COMMUNICATION NETWORKS
- H04W72/00—Local resource management
- H04W72/04—Wireless resource allocation
- H04W72/044—Wireless resource allocation based on the type of the allocated resource
- H04W72/046—Wireless resource allocation based on the type of the allocated resource the resource being in the space domain, e.g. beams
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- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04L—TRANSMISSION OF DIGITAL INFORMATION, e.g. TELEGRAPHIC COMMUNICATION
- H04L5/00—Arrangements affording multiple use of the transmission path
-
- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04L—TRANSMISSION OF DIGITAL INFORMATION, e.g. TELEGRAPHIC COMMUNICATION
- H04L5/00—Arrangements affording multiple use of the transmission path
- H04L5/0001—Arrangements for dividing the transmission path
- H04L5/0014—Three-dimensional division
- H04L5/0023—Time-frequency-space
-
- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04L—TRANSMISSION OF DIGITAL INFORMATION, e.g. TELEGRAPHIC COMMUNICATION
- H04L5/00—Arrangements affording multiple use of the transmission path
- H04L5/003—Arrangements for allocating sub-channels of the transmission path
- H04L5/0048—Allocation of pilot signals, i.e. of signals known to the receiver
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- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04L—TRANSMISSION OF DIGITAL INFORMATION, e.g. TELEGRAPHIC COMMUNICATION
- H04L5/00—Arrangements affording multiple use of the transmission path
- H04L5/0091—Signaling for the administration of the divided path
- H04L5/0096—Indication of changes in allocation
- H04L5/0098—Signalling of the activation or deactivation of component carriers, subcarriers or frequency bands
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- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04W—WIRELESS COMMUNICATION NETWORKS
- H04W36/00—Hand-off or reselection arrangements
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- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04W—WIRELESS COMMUNICATION NETWORKS
- H04W16/00—Network planning, e.g. coverage or traffic planning tools; Network deployment, e.g. resource partitioning or cells structures
- H04W16/24—Cell structures
- H04W16/28—Cell structures using beam steering
Definitions
- the present application relates to the field of wireless technologies, and in particular to a beam sending method, a beam measuring method, a device, a base station, a terminal, and a storage medium.
- the 5th Generation Mobile Communication Technology 5th Generation Mobile Communication Technology
- 5G 5th Generation Mobile Communication Technology
- SSB Synchronization Signal Block
- CSI-RS Channel-State Information Reference Signals
- embodiments of the present application provide a beam sending method, a beam measuring method, a device, a base station, a terminal, and a storage medium.
- An embodiment of the present application provides a beam sending method, which is applied to a base station, and the method includes:
- the SSB beam is part or all of the SSB beams of other SSB beams under the condition that the SSB beam has been transmitted, or all or part of the SSB beam of the first cell under the condition of not transmitting the SSB beam;
- the SSB beam of the first cell is divided into at least two parts; the set time information and/or frequency domain information is configured by the network in advance through signaling.
- the embodiment of the present application also provides a beam measurement method, which is applied to a terminal, and the method includes:
- the measurement of the SSB beam is not performed, and only the monitoring and/or measurement of the dedicated beam is performed;
- the first measurement event is used for the base station to activate and/or transmit all or part of the SSB beams of the first cell.
- the embodiment of the present application also provides a beam sending device, including:
- the first sending unit is configured to send the first part of SSB beams of the first cell or not send the SSB beams of the first cell;
- the second sending unit is configured to activate and/or send the SSB beam of the first cell when the set condition is met, or when the set time information and/or frequency domain information is met;
- the activated and/or transmitted SSB beams are part or all of the SSB beams of other SSB beams under the condition that the SSB beams have been transmitted, or all or part of the SSB beams of the first cell under the condition of not transmitting the SSB beams;
- the SSB beam of the first cell is divided into at least two parts; the set time information and/or frequency domain information is configured by the network in advance through signaling.
- the embodiment of the present application also provides a beam measurement device, including:
- the first measurement unit is configured to not perform the measurement of the SSB beam, but only perform the monitoring and/or measurement of the dedicated beam after accessing the first cell and entering the connected state;
- the first reporting unit is configured to report the first measurement event to the base station when no dedicated beam is available; wherein,
- the first measurement event is used by the base station to activate and/or transmit all or part of SSB beams of the first cell.
- the embodiment of the present application also provides a base station, including: a first processor and a first communication interface; wherein,
- the first communication interface is configured to send the first part of the SSB beam of the first cell or not to send the SSB beam of the first cell; and when the set condition is met, or, when the set time information and the set time information are met In the case of / or frequency domain information, activate and / or transmit the SSB beam of the first cell; the activated and / or transmitted SSB beam is part or all of the other SSB beams in the case of the transmitted SSB beam , or all or part of the SSB beams of the first cell in the case of not sending SSB beams; wherein,
- the SSB beam of the first cell is divided into at least two parts; the set time information and/or frequency domain information is configured by the network in advance through signaling.
- the embodiment of the present application also provides a terminal, including: including: a second processor and a second communication interface; wherein,
- the second communication interface is configured to not perform the measurement of the SSB beam after accessing the first cell and enter the connection state, but only perform the monitoring and/or measurement of the dedicated beam; and when there is no available dedicated beam, Reporting the first measurement event to the base station; wherein,
- the first measurement event is used by the base station to activate and/or transmit all or part of SSB beams of the first cell.
- An embodiment of the present application also provides a base station, including: a first processor and a first memory configured to store a computer program that can run on the processor,
- the first processor is configured to execute the steps described in any one of the above beam sending methods when running the computer program.
- the embodiment of the present application also provides a terminal, which is characterized in that it includes: a second processor and a second memory configured to store a computer program that can run on the processor,
- the second processor is configured to execute the steps of any beam measurement method described above when running the computer program.
- the embodiment of the present application also provides a storage medium on which a computer program is stored, wherein when the computer program is executed by a processor, the steps of any of the above-mentioned beam transmission methods are realized, or any of the above-mentioned beam transmission methods is realized.
- the steps of the measurement method are not limited to:
- Embodiments of the present application provide a beam sending method, a beam measuring method, a device, a base station, a terminal, and a storage medium, wherein the SSB beam of the first cell is divided into at least two parts, and the base station sends the first part of the SSB beam of the first cell or not Sending the SSB beam of the first cell, and activating and/or sending the The SSB beam of the first cell, wherein the activated and/or transmitted SSB beam is part or all of the other SSB beams in the case of the SSB beam being transmitted, or the first SSB beam in the case of not transmitting the SSB beam All or part of the SSB beams of the cell.
- the base station does not need to send all the SSB beams of the first cell all the time, which reduces the measurement overhead of the terminal on the SSB beams, and also reduces the interference of the side lobes of the SSB beams to the ground cells.
- FIG. 1 is a schematic flow chart of a beam sending method according to an embodiment of the present application
- FIG. 2 is an example diagram of a beam sending method according to an embodiment of the present application
- FIG. 3 is an example diagram of another beam sending method according to the embodiment of the present application.
- FIG. 4 is a schematic flow chart of a beam measurement method according to an embodiment of the present application.
- FIG. 5 is a schematic structural diagram of a beam transmitting device according to an embodiment of the present application.
- FIG. 6 is a schematic structural diagram of a beam measuring device according to an embodiment of the present application.
- FIG. 7 is a schematic structural diagram of a base station according to an embodiment of the present application.
- FIG. 8 is a schematic structural diagram of a terminal according to an embodiment of the present application.
- the terminal after the terminal is turned on, it will receive information from wireless access network nodes, including but not limited to new air interface (NR, New Radio) base station (gNB, gNodeB), long-term evolution (LTE, Long Term Evolution) base station or third Synchronization channel and system message sent by a base station (such as a radio network controller (RNC, Radio Network Controller) or /NodeB) of a generation mobile communication technology (3G, 3rd-Generation).
- the system message carries parameters related to random access, including the PRACH (Physical Random Access Channel) configuration index of the cell, the initial value of the logical root sequence, the cyclic shift index, and the uplink and downlink configuration index.
- PRACH Physical Random Access Channel
- the terminal To access the gNB network, the terminal must determine a serving cell through cell search, obtain the system information of the cell and initiate a random access process, thereby obtaining frequency synchronization and symbol synchronization with the cell, obtaining the starting position of the downlink frame, and determining Physical-layer Cell Identity (PCI) of the cell.
- PCI Physical-layer Cell Identity
- the terminal not only needs to perform cell search when it is turned on, but in order to support mobility, the terminal will continuously search neighboring cells after completing random access, so as to decide whether to perform handover or cell reselection ( cell re-selection). Therefore, it is necessary to keep the public beam coverage of the 5G cell basically coincident with the user beam coverage, that is, the SSB and the CSI-RS basically coincide. Otherwise, the terminal cannot use the SSB to discover the cell after the call is dropped, and it cannot initiate the radio resource control of the cell. (RRC, Radio Resource Control) reconstruction.
- RRC Radio Resource Control
- the terminal usually remains in the connected state after completing the random access process.
- a UAV usually only moves within a certain range after it is lifted into the air, and the UAV will always remain connected in the air to realize flight control and status monitoring through continuous user plane transmission.
- the base station uses a dedicated beam to serve the drone after the drone is in the air. In view of the above, the base station does not need to transmit the SSB beam to the air all the time.
- the SSB beam of the first cell is divided into at least two parts, the base station transmits the first part of the SSB beam of the first cell or does not transmit the SSB beam of the first cell, and satisfies the set
- the base station transmits the first part of the SSB beam of the first cell or does not transmit the SSB beam of the first cell, and satisfies the set
- activate and/or transmit the SSB beam of the first cell wherein the activated and/or transmitted SSB beam is part or all of the other SSB beams in the case of the transmitted SSB beam, or is all or part of the SSB beams of the first cell under the condition that no SSB beams are transmitted.
- the base station does not need to send all the SSB beams of the first cell all the time, which reduces the measurement overhead of the terminal on the SSB beams, and also reduces the interference of the side lobes of the SSB beams to the ground cells.
- An embodiment of the present application provides a beam sending method, which is applied to a base station, as shown in FIG. 1 , the method includes:
- Step 101 Send the first part of SSB beams of the first cell or not send the SSB beams of the first cell.
- the SSB beam of the first cell is divided into at least two parts.
- the base station divides the SSB beam of the first cell into at least two parts, and each part may include only one SSB beam or may include multiple SSB beams.
- the base station first sends m sets of SSB beams of the first cell, and these m sets of SSB beams are used for the ground coverage of the cell, so that when the terminal is on the ground, it can pass random The access process accesses the first cell.
- the base station provides services for the terminal through a dedicated beam, and the base station does not send n sets of SSB beams used for space coverage except for the m sets.
- all SSB beams of the first cell are divided into at least two parts, and the first part of SSB beams of the first cell refers to a part of the SSB beams of the at least two parts, "the first part "First” in " is not used to describe a specific order or sequence of SSB beams.
- the terminal may implement cell search, cell discovery, cell selection and/or cell reselection based on the SSB beam.
- Step 102 Activate and/or transmit the SSB beam of the first cell if the set condition is met, or if the set time information and/or frequency domain information is met; the activation and/or Or the transmitted SSB beams are part or all of the SSB beams of other SSB beams under the condition that the SSB beams have been transmitted, or all or part of the SSB beams of the first cell under the condition of not transmitting the SSB beams.
- the SSB beam of the first cell is divided into at least two parts; the set time information and/or frequency domain information is configured by the network in advance through signaling.
- the base station transmits the first part of the SSB beam of the first cell or does not transmit the SSB beam of the first cell, when the set conditions are met, or in accordance with the time information and/or frequency domain information configured by the network in advance through signaling
- the base station activates and/or sends all SSB beams of the first cell, or the base station activates and/or sends part of the SSB beams of the first cell, where the base station activates and/or sends part of the SSB beams of the first cell
- the above first part of SSB beams may be included, or may not be included, or part of the above first part of SSB beams may be included.
- the set time information includes the cycle of partial SSB activation/or transmission, the duration of each cycle, the specific time slot and/or time symbol occupied by SSB beam transmission; and/or, the set time The information includes the cycle of activation/or transmission of all SSB beams, the duration of each cycle, the specific time slot and/or time symbol occupied by SSB beam transmission; the set frequency domain information includes the activation/or transmission occupation of some SSB beams PRB position, PRB number and/or subcarrier spacing.
- the set condition indicates that there is a need to transmit other SSB beams of the first cell except the first part of the SSB beam, and specific conditions that meet the set condition will be described in detail in the following embodiments.
- the measurement overhead can be reduced accordingly, and this approach can also reduce the sidelobe of the SSB beam to the ground cell. interference.
- the base station when the set conditions are met, the SSB beam of the first cell is activated and/or transmitted, that is, when the set conditions are met, the base station activates And/or sending common beams except the m sets of SSB beams among the n sets of SSB beams used for spatial coverage.
- the sending the first part of SSB beams of the first cell includes:
- the m sets of SSB beams cover a partial area of the first cell; or, the m sets of SSB beams are m sets of SSB beams in the n sets of SSB beams of the first cell; m is greater than or equal to 1, And m is less than n; n is greater than 1.
- the synchronization channel information of the above m sets of SSB beams and the above n sets of SSB beams except for the m sets of SSB beams is the same or different.
- the first cell corresponds to the eight SSB beams SSB 1 to SSB 8, and each SSB beam can be understood as a set of SSB beams.
- the three SSB beams SSB 5 to SSB 7 SSB beams are used as normal SSB beams, that is, SSB 5 to SSB 7 are regarded as the first part of SSB beams, and SSB 5 to SSB 7 are always sent.
- SSB 5 to SSB 7 are normal SSB beams, and the corresponding configuration information is sent periodically through the ssb-PositionsInBurst information broadcast in the system message, and the terminal can access the first cell through SSB 5 to SSB 7.
- the four SSB beams SSB 1 to SSB 4 are used as SSB beams for space, and do not need to be transmitted all the time.
- the base station activates and/or transmits All or part of the SSB beams in SSB 1 ⁇ SSB 4.
- the first cell corresponds to the eight SSB beams of SSB 1 ⁇ SSB 8.
- these eight SSB beams are divided into two parts, and the transmitting board 31 in the figure is in the position 1. That is, when the launch board is facing downward, the base station sends SSB 5 to SSB 8.
- the launch board 31 is in position 2, that is, when the launch board is facing upward, the base station sends SSB 1 to SSB 4. In this way, the base station realizes the transmission of different parts of the SSB beam by adjusting the angle between the launch board and the horizon.
- the base station can send SSB 1 to SSB 8 at the same time. If only one launch board is configured in the base station, then at the same time, the base station can only send SSB 1 to SSB 4 at the same time. Or send SSB 5 ⁇ SSB 8 at the same time.
- the base station can broadcast two sets of ssb-PositionsInBurst information through system messages, ssb-PositionsInBurst 1 corresponds to the configuration information of SSB 1 to SSB 4, and ssb-PositionsInBurst 2 corresponds to the configuration information of SSB 5 to SSB 8.
- the activating and/or sending the SSB beams of the first cell includes:
- the base station first transmits the first part of m sets of SSB beams, and activates and/or transmits the remaining n-m sets of SSB beams when the set conditions are met. And, in the case of activating and/or sending the remaining n-m sets of SSB beams, the base station can choose to continue sending the first part of m sets of SSB beams, or choose to stop sending the first part of m sets of SSB beams, or choose to continue sending the first part Part of the SSB beams in the m sets of SSB beams.
- the method before sending the first part of the SSB beams of the first cell or not sending the SSB beams of the first cell, the method further includes:
- the base station may only inform the terminal of the transmission status of the currently transmitted SSB beam, or may notify the terminal of the transmission status of all SSB beams.
- configuring the SSB beam of the first cell for the terminal through a system message or RRC signaling includes:
- the base station can inform the terminal of the transmission status of the SSB beams of each part of the first cell, so that the terminal can determine which SSB beams are activated and in the transmission state based on the system information or RRC signaling sent by the base station, and according to the transmission status State the configuration information of the SSB beam to complete the SSB beam measurement.
- the base station informs the terminal that SSB 1 to SSB 4 are in the inactive state and SSB 5 to SSB 8 are in the active state by sending a system message or RRC signaling.
- the activating and/or sending the SSB beam of the first cell when the set condition is satisfied includes:
- the first measurement event indicates that the terminal does not have an available dedicated beam.
- the base station receives the first measurement event reported by the terminal as a situation that meets the set condition.
- the first measurement event is reported when the terminal detects that there is no available dedicated beam.
- the first measurement event is reported when the following conditions are met:
- the measurement result of any dedicated beam by the terminal is lower than the first set threshold; and/or,
- the BLER for data transmission performed by the terminal is higher than the second set threshold.
- the BLER of the terminal for data transmission is higher than the second set threshold, it can be understood that the communication status of the terminal at this time is close to the trigger condition of radio link failure (RLF, Radio Link Failure).
- RLF Radio Link Failure
- activating and/or sending the SSB beam of the first cell may also include:
- the base station measures the uplink signal of the terminal or detects the rate or flow of data packets sent by the terminal in uplink, and activates and/or sends the SSB beam of the first cell when the second measurement event is satisfied.
- the second measurement event indicates that the terminal does not have an available dedicated beam.
- the base station measures the uplink signal of the terminal or detects the rate or flow rate of the data packet sent by the terminal in the uplink and satisfies the second measurement event as meeting the set condition.
- the second measurement event is detected at the terminal To report when no dedicated beam is available.
- the base station configures the trigger conditions for the terminal to report the first measurement event, including the terminal's measurement results of the currently used and other available dedicated beams are lower than the first set threshold, and/or the terminal's BLER for data transmission higher than the second set threshold.
- the trigger conditions reported by the first measurement event above all indicate that the terminal does not have an available dedicated beam, or that the dedicated beam cannot guarantee the minimum communication requirements of the terminal. Therefore, when the terminal detects that the trigger condition reported by the first measurement event is met, it sends The base station reports the first measurement event, thereby triggering the base station to activate and/or send the SSB beam of the first cell.
- the base station configures the trigger condition for the terminal to detect the second measurement event, including configuring the terminal for the terminal to facilitate the base station to detect the information of the uplink signal of the second measurement event, including transmitted code information, or/and transmitted resource information.
- the activating and/or sending the SSB beam of the first cell includes:
- the first information includes at least one of the following:
- a first angle represents an angle between a line connecting the terminal and the base station and the horizon.
- the first measurement event reported by the terminal includes an event identifier used to characterize the first measurement event, and also includes at least one item of the above-mentioned first information, and the base station determines that the above-mentioned first information
- the codebook, direction and transmit power of the matched SSB beams are used to determine the SSB beams that need to be activated and/or transmitted.
- the direction in which the base station transmits the SSB beam can be adjusted according to information such as the height of the terminal represented in the first information, the distance between the terminal and the base station, the speed of the terminal, and the first angle.
- the transmission power of the base station to transmit the SSB beam can be adjusted according to the first information.
- the height of the terminal characterized in the information is adjusted.
- the base station activates SSB 1 to SSB 4 of the first cell to realize the transmission of the SSB beam to the air, and sends the SSB beam in the direction where the unmanned aerial vehicle is located, thereby Provide communication support for the aerial flight of drones.
- the method when activating and/or sending the SSB beam of the first cell, the method further includes:
- the second information represents configuration information corresponding to an activated and/or transmitted SSB beam.
- the second information includes at least one of the following:
- the remaining minimum system information corresponding to the SSB beam is the remaining minimum system information corresponding to the SSB beam.
- the second information is sent through dynamic DCI of the PDCCH.
- the base station uses the dynamic DCI debugging information of the PDCCH to indicate to the terminal the relevant configuration of the SSB beam activated and/or transmitted by the base station, so that the terminal can start measurement on the corresponding SSB beam according to the configuration transmitted by the base station.
- the terminal can notify the base station so that the base station stops the transmission of all or part of the SSB beams, so that , under the condition that the terminal communication is guaranteed, the measurement overhead of the terminal can be reduced in time.
- the method further includes:
- the third information is sent when the terminal measures an available dedicated beam
- the base station stops sending all or part of the SSB beams of the first cell based on the third information. It can be understood that the base station only continues to send the first part of the SSB beams of the first cell or does not send the SSB beams of the first cell. is the SSB beam where the base station transmits the other part of the first cell.
- the terminal may send the above third information through a RAR message.
- the method also includes:
- determining whether each of the at least two partial SSB beams is transmitted is based on one of the following:
- the base station selects an activated SSB beam in advance according to the above information. For example, when there are many terminals whose height is higher than the set height among the UAVs connected to the first cell, SSB 1 to SSB 4 in the example in Figure 3 can be activated to provide guarantee for the communication of these UAVs in the air. For another example, for a UAV with high QoS requirements, when the UAV accesses the first cell and is in flight state, in addition to providing a dedicated beam for the UAV, it can also activate SSB 1 ⁇ in the example in Figure 3. SSB 4 to further guarantee the QoS requirements of drones in the air.
- the method also includes:
- the base station can determine the SSB beams that need to be activated and/or transmitted according to the first information in the first measurement event reported by the terminal, and can also determine the number of terminals whose height is greater than the set height and/or the QoS requirements of the terminal.
- the SSB beam that needs to be activated and/or sent is determined, and the SSB beam that needs to be activated and/or sent can also be determined according to the route set by the terminal. For example, for unmanned aerial vehicles, there is an application scenario where the flight route is set in advance.
- the base station can determine which part of the SSB beam of the first cell to activate and/or transmit, and further Specifically, according to the flight route planning of the UAV, the base station can also determine the activation time point of the corresponding SSB beam, so that when the activation time point arrives, the UAV is about to fly into or into a certain area on the flight route, At this time, the base station activates the corresponding SSB beam again, so as to avoid cell interference caused by activating the SSB beam in advance.
- the embodiment of the present application also provides a beam measurement method applied to a terminal, as shown in FIG. 4 , the method includes:
- Step 401 After accessing the first cell and entering the connected state, the measurement of the SSB beam is not performed, and only the monitoring and/or measurement of the dedicated beam is performed.
- the base station first sends all SSB beams of the first cell, and the terminal accesses the first cell through a random access process. After that, the base station provides services for the terminal through a dedicated beam, and the base station no longer sends public Beams or only part of the public beams are sent, that is, the base station only sends the first part of the SSB beam of the first cell, or does not send the SSB beam of the first cell.
- the terminal accesses the first cell and is in the connected state, it does not perform SSB For beam measurements, only dedicated beam monitoring and/or measurements are performed.
- Step 402 Report the first measurement event to the base station when there is no dedicated beam available.
- the first measurement event is used for the base station to activate and/or transmit all or part of the SSB beams of the first cell.
- the first measurement event is reported when the following conditions are met:
- the measurement result of any dedicated beam by the terminal is lower than a first set threshold; and/or,
- the BLER for data transmission performed by the terminal is higher than the second set threshold.
- the base station event is the trigger condition for the terminal to configure the first measurement event report, including the terminal's measurement results of the currently used and other available dedicated beams are lower than the first set threshold, and/or the terminal's data transmission BLER is higher than the second set threshold.
- the trigger conditions reported by the first measurement event above all indicate that the terminal does not have an available dedicated beam, or that the dedicated beam cannot guarantee the minimum communication requirements of the terminal. Therefore, when the terminal detects that the trigger condition reported by the first measurement event is met, it sends The base station reports the first measurement event, thereby triggering the base station to activate and/or transmit all or part of the SSB beams.
- the first measurement event includes first information; the first information includes at least one of the following:
- a first angle represents an angle between a line connecting the terminal and the base station and a horizon.
- the first measurement event reported by the terminal includes an event identifier used to characterize the first measurement event, and also includes at least one item of the above-mentioned first information, and the base station determines that the above-mentioned first information
- the codebook, direction and transmit power of the matched SSB beams are used to determine the SSB beams that need to be activated and/or transmitted.
- the direction in which the base station transmits the SSB beam can be adjusted according to information such as the height of the terminal represented in the first information, the distance between the terminal and the base station, the speed of the terminal, and the first angle.
- the transmission power of the base station to transmit the SSB beam can be adjusted according to the first information.
- the height of the terminal characterized in the information is adjusted.
- the base station activates SSB 1 to SSB 4 of the first cell to realize the transmission of the SSB beam to the air, and sends the SSB beam in the direction where the unmanned aerial vehicle is located, thereby Provide communication support for the aerial flight of drones.
- the method also includes:
- the second information represents configuration information corresponding to the SSB beam activated and/or transmitted by the base station.
- the second information includes at least one of the following:
- the remaining minimum system information corresponding to the SSB beam is the remaining minimum system information corresponding to the SSB beam.
- the second information is sent through DCI of the PDCCH.
- the base station uses the dynamic DCI debugging information of the PDCCH to indicate to the terminal the relevant configuration of the SSB beam activated and/or transmitted by the base station, so that the terminal can start measurement on the corresponding SSB beam according to the configuration transmitted by the base station.
- the terminal can notify the base station so that the base station stops the transmission of all or part of the SSB beams, so that , under the condition that the terminal communication is guaranteed, the measurement overhead of the terminal can be reduced in time.
- the method further includes:
- the base station stops sending all or part of the SSB beams of the first cell based on the third information.
- the third information is sent through a RAR message.
- the base station activates and/or transmits all or part of the SSB beams of the first cell based on the first measurement event actively reported by the terminal.
- the base station may not activate and/or transmit all or part of the SSB beams of the first cell through the first measurement event, but may instead activate and/or transmit all or part of the SSB beams of the first cell according to the number and/or
- the QoS requirements of the terminal determine the need to activate and/or send the SSB beam of the first cell, or the base station determines the need to activate and/or send the SSB beam of the first cell according to the route set by the terminal, and further, it can be based on the terminal The set route to determine the activation time point of the SSB beam.
- the base station will indicate to the terminal the transmission status of the SSB beams of each part of the first cell through system information or RRC signaling, and the terminal can determine which SSB beams are activated and in transmission based on the system information or RRC signaling sent by the base station. state, and complete the SSB beam measurement according to the configuration information of the SSB beam in the sending state.
- the terminal can determine the format of the corresponding GAP, determine the selection set of PRACH and preamble according to the configuration information of these SSB beams, and/or switch to the SSB being sent on the resource block of the BWP corresponding to the beam.
- the SSB beam of the first cell is divided into at least two parts, and the base station transmits the first part of the SSB beam of the first cell or does not transmit the SSB beam of the first cell, and if the set conditions are met, Activating and/or sending the SSB beam of the first cell; wherein, the activated and/or sent SSB beam is part or all of the SSB beams of other SSB beams under the condition that the SSB beam has been sent, or the SSB beam is not sent case all or part of the SSB beams of the first cell.
- the base station does not need to send all the SSB beams of the first cell all the time, which reduces the measurement overhead of the terminal on the SSB beams, and also reduces the interference of the side lobes of the SSB beams to the ground cells.
- the embodiment of the present application also provides a beam sending device, which is set on the base station, as shown in Figure 5, the device includes:
- the first sending unit 501 is configured to send the first part of SSB beams of the first cell or not send the SSB beams of the first cell;
- the second sending unit 502 is configured to activate and/or send the SSB beam of the first cell when the set condition is met, or when the set time information and/or frequency domain information is met;
- the activated and/or sent SSB beams are part or all of the SSB beams of other SSB beams in the case of sent SSB beams, or all or part of the SSB beams of the first cell in the case of no SSB beams sent.
- the SSB beam of the first cell is divided into at least two parts; the set time information and/or frequency domain information is configured by the network in advance through signaling.
- the first sending unit 501 is configured as:
- the m sets of SSB beams cover a partial area of the first cell; or, the m sets of SSB beams are m sets of SSB beams in the n sets of SSB beams of the first cell; m is greater than or equal to 1, And m is less than n; n is greater than 1.
- the second sending unit 502 is configured to:
- the device also includes:
- the first configuration unit is configured to configure the SSB beam of the first cell for the terminal through a system message or RRC signaling.
- the first configuration unit is specifically configured as:
- the second sending unit 502 is specifically configured as:
- the first measurement event indicates that the terminal does not have an available dedicated beam.
- the first measurement event is reported when the following conditions are met:
- the measurement result of any dedicated beam by the terminal is lower than the first set threshold; and/or,
- the BLER for data transmission performed by the terminal is higher than the second set threshold.
- the device also includes:
- a first determining unit configured to determine the codebook, direction and transmit power of the activated and/or transmitted SSB beam according to the first information in the first measurement event;
- the first information includes at least one of the following:
- a first angle represents an angle between a line connecting the terminal and the base station and the horizon.
- the device also includes:
- a third sending unit configured to send second information to the terminal.
- the second information represents configuration information corresponding to an activated and/or transmitted SSB beam.
- the second information includes at least one of the following:
- the remaining minimum system information corresponding to the SSB beam is the remaining minimum system information corresponding to the SSB beam.
- the second information is sent through dynamic DCI of the PDCCH.
- the device also includes:
- the second receiving unit is configured to receive third information sent by the terminal; the third information is sent when the terminal measures an available dedicated beam;
- the fourth sending unit is configured to stop sending all or part of the SSB beams of the first cell based on the third information.
- the third information is sent through a RAR message.
- the device also includes:
- the second determining unit is configured to determine whether each part of the SSB beam in the at least two parts of the SSB beam is sent according to one of the following:
- the device also includes:
- the third determining unit is configured to determine whether each part of the at least two parts of the SSB beam is sent according to the set route of the terminal, and/or determine the activation time point of the sent SSB beam.
- the first sending unit 501, the second sending unit 502, the third sending unit, the first receiving unit, and the fourth sending unit can be implemented by the communication interface in the beam sending device; the first configuring unit, the second sending unit
- the first determining unit, the second determining unit and the third determining unit may be implemented by a processor in the beam sending device.
- the beam sending device provided in the above embodiment performs beam sending
- the division of the above-mentioned program modules is used as an example for illustration.
- the above-mentioned processing allocation can be completed by different program modules according to needs. That is, the internal structure of the device is divided into different program modules to complete all or part of the processing described above.
- the beam sending device and the beam sending method embodiments provided in the above embodiments belong to the same concept, and the specific implementation process thereof is detailed in the method embodiments, and will not be repeated here.
- the embodiment of the present application also provides a beam measurement device, which is set on the terminal, as shown in FIG. 6 , the device includes:
- the first measurement unit 601 is configured to not perform the measurement of the SSB beam, but only perform the monitoring and/or measurement of the dedicated beam after accessing the first cell and entering the connected state;
- the first reporting unit 602 is configured to report the first measurement event to the base station when no dedicated beam is available.
- the first measurement event is used for the base station to activate and/or transmit all or part of the SSB beams of the first cell.
- the first measurement event is reported when the following conditions are met:
- the measurement result of any dedicated beam by the terminal is lower than a first set threshold; and/or,
- the BLER for data transmission performed by the terminal is higher than the second set threshold.
- the first measurement event includes first information; the first information includes at least one of the following:
- a first angle represents an angle between a line connecting the terminal and the base station and a horizon.
- the device also includes:
- the second receiving unit is configured to receive the second information sent by the base station.
- the second information represents configuration information corresponding to the SSB beam activated and/or transmitted by the base station.
- the second information includes at least one of the following:
- the remaining minimum system information corresponding to the SSB beam is the remaining minimum system information corresponding to the SSB beam.
- the second information is sent through DCI of the PDCCH.
- the device also includes:
- the fifth sending unit is configured to send third information to the base station when the terminal measures an available dedicated beam.
- the base station stops sending all or part of the SSB beams of the first cell based on the third information.
- the third information is sent through a RAR message.
- the first measuring unit 601, the first reporting unit 602, the second receiving unit and the fifth sending unit may be implemented by a communication interface in the beam measuring device.
- the beam measurement device provided in the above embodiment performs beam measurement
- the division of the above-mentioned program modules is used as an example for illustration.
- the above-mentioned processing allocation can be completed by different program modules according to needs. That is, the internal structure of the device is divided into different program modules to complete all or part of the processing described above.
- the beam measurement device and the beam measurement method embodiments provided in the above embodiments belong to the same concept, and the specific implementation process thereof is detailed in the method embodiments, and will not be repeated here.
- the embodiment of the present application also provides a base station.
- the base station 700 includes:
- the first communication interface 701 is capable of exchanging information with other network nodes;
- the first processor 702 is connected to the first communication interface 701 to implement information exchange with other network nodes, and is configured to execute the methods provided by one or more technical solutions on the base station side when running a computer program. Instead, the computer program is stored on the first memory 703 .
- the first communication interface 701 is configured to transmit the first partial block SSB beam of the first cell or not to transmit the SSB beam of the first cell; In the case of certain time information and/or frequency domain information, activate and/or send the SSB beam of the first cell; the activated and/or sent SSB beam is the other SSB beam in the case of the sent SSB beam Part or all of the SSB beams, or all or part of the SSB beams of the first cell in the case of not sending SSB beams.
- the SSB beam of the first cell is divided into at least two parts; the set time information and/or frequency domain information is configured by the network in advance through signaling.
- the sending the first part of the SSB beam of the first cell includes:
- the m sets of SSB beams cover a partial area of the first cell; or, the m sets of SSB beams are m sets of SSB beams in the n sets of SSB beams of the first cell; m is greater than or equal to 1, And m is less than n; n is greater than 1.
- the first communication interface 701 is configured as:
- the first processor 702 is configured to:
- the first processor 702 is configured to:
- the first communication interface 701 is configured as:
- the first measurement event indicates that the terminal does not have an available dedicated beam.
- the first measurement event is reported when the following conditions are met:
- the measurement result of any dedicated beam by the terminal is lower than the first set threshold; and/or,
- the BLER for data transmission performed by the terminal is higher than the second set threshold.
- the first processor 702 is configured to:
- the first information includes at least one of the following:
- a first angle represents an angle between a line connecting the terminal and the base station and the horizon.
- the first communication interface 701 is configured as:
- the second information represents configuration information corresponding to an activated and/or transmitted SSB beam.
- the second information includes at least one of the following:
- the remaining minimum system information corresponding to the SSB beam is the remaining minimum system information corresponding to the SSB beam.
- the second information is sent through dynamic DCI of the PDCCH.
- the first communication interface 701 is further configured as:
- the third information is sent when the terminal measures an available dedicated beam
- the third information is sent through a RAR message.
- the first processor 702 is further configured to:
- determining whether each of the at least two partial SSB beams is transmitted is based on one of the following:
- the first processor 702 is further configured to:
- bus system 704 is configured to enable connection communication between these components.
- bus system 704 also includes a power bus, a control bus and a status signal bus.
- the various buses are labeled as bus system 704 in FIG. 7 .
- the first memory 703 in this embodiment of the present application is configured to store various types of data to support operations of the base station 700 .
- Examples of such data include: any computer program configured to operate on base station 700 .
- the methods disclosed in the foregoing embodiments of the present application may be applied to the first processor 702 or implemented by the first processor 72 .
- the first processor 702 may be an integrated circuit chip, which has a signal processing capability. In the implementation process, each step of the above method may be completed by an integrated logic circuit of hardware in the first processor 702 or an instruction in the form of software.
- the aforementioned first processor 702 may be a general-purpose processor, a digital signal processor (DSP, Digital Signal Processor), or other programmable logic devices, discrete gate or transistor logic devices, discrete hardware components, and the like.
- the first processor 702 may implement or execute various methods, steps, and logic block diagrams disclosed in the embodiments of the present application.
- a general purpose processor may be a microprocessor 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 a hardware decoding processor, or implemented by a combination of hardware and software modules in the decoding processor.
- the software module may be located in a storage medium, and the storage medium is located in the first memory 703, and the first processor 702 reads the information in the first memory 703, and completes the steps of the foregoing method in combination with its hardware.
- the base station 700 may be implemented by one or more Application Specific Integrated Circuits (ASIC, Application Specific Integrated Circuit), DSP, Programmable Logic Device (PLD, Programmable Logic Device), Complex Programmable Logic Device (CPLD, Complex Programmable Logic Device), field programmable gate array (FPGA, Field-Programmable Gate Array), general-purpose processor, controller, microcontroller (MCU, Micro Controller Unit), microprocessor (Microprocessor), or other electronic components Implementation for executing the aforementioned method.
- ASIC Application Specific Integrated Circuit
- DSP Programmable Logic Device
- PLD Programmable Logic Device
- CPLD Complex Programmable Logic Device
- FPGA Field-Programmable Gate Array
- controller controller
- microcontroller MCU, Micro Controller Unit
- microprocessor Microprocessor
- the embodiment of the present application also provides a terminal, as shown in FIG. 8 , the terminal 800 includes:
- the second communication interface 801 is capable of exchanging information with other network nodes
- the second processor 802 is connected to the second communication interface 801 to implement information interaction with other network nodes, and is configured to execute the methods provided by one or more technical solutions on the terminal side when running a computer program. Instead, the computer program is stored on the second memory 803 .
- the second communication interface 801 is configured as:
- the first measurement event is used for the base station to activate and/or transmit all or part of the SSB beams of the first cell.
- the first measurement event is reported when the following conditions are met:
- the measurement result of any dedicated beam by the terminal is lower than a first set threshold; and/or,
- the BLER for data transmission performed by the terminal is higher than the second set threshold.
- the first measurement event includes first information; the first information includes at least one of the following:
- a first angle represents an angle between a line connecting the terminal and the base station and a horizon.
- the second communication interface 801 is further configured as:
- the second information represents configuration information corresponding to the SSB beam activated and/or transmitted by the base station.
- the second information includes at least one of the following:
- the remaining minimum system information corresponding to the SSB beam is the remaining minimum system information corresponding to the SSB beam.
- the second information is sent through DCI of the PDCCH.
- the second communication interface 801 is further configured as:
- the base station stops sending all or part of the SSB beams of the first cell based on the third information.
- the third information is sent through a RAR message.
- bus system 804 is configured to enable connection communication between these components.
- bus system 804 also includes a power bus, a control bus and a status signal bus.
- the various buses are labeled as bus system 804 in FIG. 8 .
- the second memory 803 in the embodiment of the present application is configured to store various types of data to support the operation of the terminal 800 .
- Examples of such data include: any computer program configured to operate on terminal 800 .
- the methods disclosed in the foregoing embodiments of the present application may be applied to the second processor 802 or implemented by the second processor 802 .
- the second processor 802 may be an integrated circuit chip with signal processing capability. In the implementation process, each step of the above method may be completed by an integrated logic circuit of hardware in the second processor 802 or an instruction in the form of software.
- the aforementioned second processor 802 may be a general-purpose processor, DSP, or other programmable logic devices, discrete gate or transistor logic devices, discrete hardware components, and the like.
- the second processor 802 may implement or execute various methods, steps, and logic block diagrams disclosed in the embodiments of the present application.
- a general purpose processor may be a microprocessor 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 a hardware decoding processor, or implemented by a combination of hardware and software modules in the decoding processor.
- the software module may be located in a storage medium, and the storage medium is located in the second memory 803, and the second processor 802 reads the information in the second memory 803, and completes the steps of the foregoing method in combination with its hardware.
- the terminal 800 may be implemented by one or more ASICs, DSPs, PLDs, CPLDs, FPGAs, general-purpose processors, controllers, MCUs, Microprocessors, or other electronic components for performing the aforementioned methods.
- the memory (the first memory 703 and the second memory 803 ) in this embodiment of the present application may be a volatile memory or a nonvolatile memory, and may also include both volatile and nonvolatile memories.
- the non-volatile memory can be read-only memory (ROM, Read Only Memory), programmable read-only memory (PROM, Programmable Read-Only Memory), erasable programmable read-only memory (EPROM, Erasable Programmable Read-Only Memory) Only Memory), Electrically Erasable Programmable Read-Only Memory (EEPROM, Electrically Erasable Programmable Read-Only Memory), Magnetic Random Access Memory (FRAM, ferromagnetic random access memory), Flash Memory (Flash Memory), Magnetic Surface Memory , CD, or CD-ROM (Compact Disc Read-Only Memory); magnetic surface storage can be disk storage or tape storage.
- the volatile memory may be random access memory (RAM, Random Access Memory), which is used as an external cache.
- RAM random access memory
- RAM Random Access Memory
- many forms of RAM are available, such as Static Random Access Memory (SRAM, Static Random Access Memory), Synchronous Static Random Access Memory (SSRAM, Synchronous Static Random Access Memory), Dynamic Random Access Memory Memory (DRAM, Dynamic Random Access Memory), synchronous dynamic random access memory (SDRAM, Synchronous Dynamic Random Access Memory), double data rate synchronous dynamic random access memory (DDRSDRAM, Double Data Rate Synchronous Dynamic Random Access Memory), enhanced Synchronous Dynamic Random Access Memory (ESDRAM, Enhanced Synchronous Dynamic Random Access Memory), Synchronous Link Dynamic Random Access Memory (SLDRAM, SyncLink Dynamic Random Access Memory), Direct Memory Bus Random Access Memory (DRRAM, Direct Rambus Random Access Memory ).
- SRAM Static Random Access Memory
- SSRAM Synchronous Static Random Access Memory
- DRAM Dynamic Random Access Memory
- SDRAM Synchronous Dynamic Random Access Memory
- the embodiment of the present application also provides a storage medium, that is, a computer storage medium, specifically a computer-readable storage medium, for example, including a first memory 703 storing a computer program, and the above computer program can be used by the base station 700
- the first processor 702 executes to complete the steps described in the aforementioned method at the base station side.
- it includes a second memory 803 storing a computer program, and the above computer program can be executed by the second processor 802 of the terminal 800 to complete the steps described in the aforementioned terminal side method.
- the computer-readable storage medium can be memories such as FRAM, ROM, PROM, EPROM, EEPROM, Flash Memory, magnetic surface memory, optical disc, or CD-ROM.
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Abstract
Description
Claims (30)
- 一种波束发送方法,应用于基站,所述方法包括:发送第一小区的第一部分同步信号块SSB波束或者不发送所述第一小区的SSB波束;在满足设定条件的情况下,或者,在符合设定的时间信息和/或频域信息的情况下,激活和/或发送所述第一小区的SSB波束;所述激活和/或发送的SSB波束是已发送SSB波束情况下的其他SSB波束的部分或全部SSB波束,或者是不发送SSB波束情况下的所述第一小区的全部或部分SSB波束;其中,第一小区的SSB波束划分为至少两个部分;所述设定的时间信息和/或频域信息由网络提前通过信令配置。
- 根据权利要求1所述的方法,其中,所述发送第一小区的第一部分SSB波束,包括:发送m套SSB波束;其中,所述m套SSB波束覆盖所述第一小区的部分区域;或者,所述m套SSB波束为所述第一小区的n套SSB波束中的m套SSB波束;m大于或者等于1,且m小于n;n大于1。
- 根据权利要求2所述的方法,其中,在所述发送m套SSB波束之后,所述激活和/或发送所述第一小区的SSB波束,包括:激活和/或发送所述n套SSB波束中除所述m套SSB波束之外的全部或部分SSB波束;或者,停止所述m套SSB波束的发送,并激活和/或发送所述n套SSB波束中除所述m套SSB波束之外的全部或部分SSB波束。
- 根据权利要求1所述的方法,其中,在所述发送第一小区的第一部分SSB波束或者不发送所述第一小区的SSB波束之前,所述方法还包括:通过***消息或者无线资源控制RRC信令为终端配置所述第一小区的SSB波束。
- 根据权利要求4所述的方法,其中,所述通过***消息或者RRC信令为终端配置所述第一小区的SSB波束,包括:通过***消息或者RRC信令指示所述至少两个部分的SSB波束中每个部分的SSB波束的发送状态。
- 根据权利要求1至5任一项所述的方法,其中,在满足设定条件的情况下,激活和/或发送所述第一小区的SSB波束,包括:在接收到终端上报的第一测量事件的情况下,激活和/或发送所述第一小区的SSB波束;其中,所述第一测量事件表征终端没有可用的专用波束。
- 根据权利要求6所述的方法,其中,所述第一测量事件在满足以下条件时上报:终端对任一专用波束的测量结果低于第一设定门限;和/或,终端进行数据传输的误块率BLER高于第二设定门限。
- 根据权利要求6所述的方法,其中,所述方法还包括:根据所述第一测量事件中的第一信息确定激活和/或发送的SSB波束的码本、方向和发射功率;所述第一信息包括以下至少一项:终端对专用波束的测量结果;终端的高度;终端和所述基站的站间距;终端的速度;第一角度;所述第一角度表征终端与所述基站的连线与地平线的夹角。
- 根据权利要求6所述的方法,其中,所述激活和/或发送所述第一小区的SSB波束时,所述方法还包括:向所述终端发送第二信息;其中,所述第二信息表征激活和/或发送的SSB波束对应的配置信息。
- 根据权利要求9所述的方法,其中,所述第二信息包括以下至少之一:SSB波束的索引;SSB波束对应的解调参考信号DMRS信息;SSB波束对应的剩余最小***信息。
- 根据权利要9所述的方法,其中,所述第二信息通过物理下行控制信道PDCCH的动态下行控制信息DCI发送。
- 根据权利要求6所述的方法,其中,所述方法还包括:接收所述终端发送的第三信息;所述第三信息在所述终端测量到可用的专用波束的情况下发送;基于所述第三信息停止发送所述第一小区的全部或部分SSB波束。
- 根据权利要求12所述的方法,其中,所述第三信息通过随机接入响应RAR消息发送。
- 根据权利要求1所述的方法,其中,所述方法还包括:根据以下之一确定所述至少两个部分的SSB波束中每个部分的SSB波束是否被发送:高度大于设定高度的终端的数量;终端的服务质量QoS需求。
- 根据权利要求1所述的方法,其中,所述方法还包括:根据终端的设定路线确定所述至少两个部分的SSB波束中每个部分的SSB波束是否被发送,和/或确定被发送的SSB波束的激活时间点。
- 一种波束测量方法,应用于终端,所述方法包括:在接入第一小区并进入连接态后,不进行SSB波束的测量,只进行专用波束的监测和/或测量;在没有可用的专用波束的情况下,向基站上报第一测量事件;其中,所述第一测量事件用于基站激活和/或发送第一小区的全部或部分SSB波束。
- 根据权利要求16所述的方法,其中,所述第一测量事件在满足以下条件时上报:所述终端对任一专用波束的测量结果低于第一设定门限;和/或,所述终端进行数据传输的BLER高于第二设定门限。
- 根据权利要求16所述的方法,其中,所述第一测量事件中包括第一信息;所述第一信息包括以下至少一项:所述终端对专用波束的测量结果;所述终端的高度;所述终端和所述基站的站间距;所述终端的速度;第一角度;所述第一角度表征所述终端与所述基站的连线与地平线的夹角。
- 根据权利要求16所述的方法,其中,所述方法还包括:接收所述基站发送的第二信息;其中,所述第二信息表征所述基站激活和/或发送的SSB波束对应的配置信息。
- 根据权利要求19所述的方法,其中,所述第二信息包括以下至少之一:SSB波束的索引;SSB波束对应的DMRS信息;SSB波束对应的剩余最小***信息。
- 根据权利要求20所述的方法,其中,所述第二信息通过PDCCH的DCI发送。
- 根据权利要求16所述的方法,其中,所述方法还包括:在所述终端在测量到可用的专用波束的情况下,向所述基站发送第三信息;其中,所述基站基于所述第三信息停止发送所述第一小区的全部或部分SSB波束。
- 根据权利要求22所述的方法,其中,所述第三信息通过RAR消息发送。
- 一种波束发送装置,包括:第一发送单元,配置为发送第一小区的第一部分SSB波束或者不发送所述第一小区的SSB波束;第二发送单元,配置为在满足设定条件的情况下,或者,在符合设定的时间信息和/或频域信息的情况下,激活和/或发送所述第一小区的SSB波束;所述激活和/或发送的SSB波束是已发送SSB波束情况下的其他SSB波束的部分或全部SSB波束,或者是不发送SSB波束情况下的所述第一小区的全部 或部分SSB波束;其中,第一小区的SSB波束划分为至少两个部分;所述设定的时间信息和/或频域信息由网络提前通过信令配置。
- 一种波束测量装置,包括:第一测量单元,配置为在接入第一小区并进入连接态后,不进行SSB波束的测量,只进行专用波束的监测和/或测量;第一上报单元,配置为在没有可用的专用波束的情况下,向基站上报第一测量事件;其中,所述第一测量事件用于基站激活和/或发送第一小区的全部或部分SSB波束。
- 一种基站,包括:第一处理器及第一通信接口;其中,所述第一通信接口,配置为发送第一小区的第一部分SSB波束或者不发送所述第一小区的SSB波束;以及在满足设定条件的情况下,或者,在符合设定的时间信息和/或频域信息的情况下,激活和/或发送所述第一小区的SSB波束;所述激活和/或发送的SSB波束是已发送SSB波束情况下的其他SSB波束的部分或全部SSB波束,或者是不发送SSB波束情况下的所述第一小区的全部或部分SSB波束;其中,第一小区的SSB波束划分为至少两个部分;所述设定的时间信息和/或频域信息由网络提前通过信令配置。
- 一种终端,包括:第二处理器及第二通信接口;其中,所述第二通信接口,配置为在接入第一小区并进入连接态后,不进行SSB波束的测量,只进行专用波束的监测和/或测量;以及在没有可用的专用波束的情况下,向基站上报第一测量事件;其中,所述第一测量事件用于基站激活和/或发送第一小区的全部或部分SSB波束。
- 一种基站,包括:第一处理器和配置为存储能够在处理器上运行的计算机程序的第一存储器,其中,所述第一处理器配置为运行所述计算机程序时,执行权利要求1至15任一项所述方法的步骤。
- 一种终端,包括:第二处理器和配置为存储能够在处理器上运行的计算机程序的第二存储器,其中,所述第二处理器配置为运行所述计算机程序时,执行权利要求16至23任一项所述方法的步骤。
- 一种存储介质,其上存储有计算机程序,所述计算机程序被处理器执行时实现权利要求1至15任一项所述方法的步骤,或者实现权利要求16至23任一项所述方法的步骤。
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