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CN-122002477-A - Transmission method, device, terminal and base station

CN122002477ACN 122002477 ACN122002477 ACN 122002477ACN-122002477-A

Abstract

The application discloses a transmission method, a device, a terminal and a base station, which belong to the technical field of communication, wherein the transmission method of the embodiment of the application comprises the steps that a first terminal receives first configuration information from a first cell; the first configuration information is used for the first terminal to request or instruct at least one of the first cell and a neighboring cell of the first cell to send first information, and the first information comprises at least one of a synchronization signal block SSB and a system information block SIB1.

Inventors

  • ZHONG TINGTING
  • BAO WEI
  • LI GEN

Assignees

  • 维沃移动通信有限公司

Dates

Publication Date
20260508
Application Date
20241107

Claims (20)

  1. 1. A transmission method, comprising: The first terminal receives first configuration information from a first cell; the first configuration information is used for the first terminal to request or instruct at least one of the first cell and a neighboring cell of the first cell to send first information, and the first information comprises at least one of a synchronization signal block SSB and a system information block SIB1.
  2. 2. The method of claim 1, wherein the first cell comprises at least one of: A cell in an energy saving state; the sending of the first information requires a cell requested by a terminal; A cell that does not transmit the first information; A cell that does not always transmit the first information; A cell that is not transmitting the first information.
  3. 3. The method according to claim 1 or 2, wherein the first configuration information comprises at least one of: The total number of random access preambles of the second cell totalNumberOfRA-Preambles or the total number of two-step random access preambles of the second cell msgA-TotalNumberOfRA-Preambles; configuration information related to a different RO than a first random access opportunity RO including all ROs for a connected terminal to initiate random access in the second cell; proprietary RO configuration information; information related to a modification period of the second cell; information related to an extended discontinuous reception (eDRX) acquisition cycle boundary of the second cell; When the second cell is transmitting first information, the first terminal receives time information of the first information; The reference point of CORESET indicated by the information of CORESET is a resource block RB0 of the carrier of the second cell, a first RB of the carrier of the second cell, an RB with the smallest number in the carrier of the second cell, and an RB with the lowest number in the carrier of the second cell; First time domain information for receiving first information, the first time domain information including at least one of a period, an offset, a duration; Second time domain information for receiving the first information, the second time domain information being for indicating at least one of a specific period and a specific duration of receiving the first information; wherein the second cell comprises at least one of the first cell and a neighbor cell of the second cell.
  4. 4. A method according to any one of claim 1 to 3, wherein, The first configuration information further includes second information; and/or the number of the groups of groups, The method further includes the first terminal receiving second information from a second cell; Wherein the second information is used to indicate whether the second cell is transmitting the first information.
  5. 5. The method of claim 4, wherein the second information is indicated by at least one of: At least one of a master information block MIB and a physical broadcast channel PBCH; A system information block SIB; First proprietary signaling.
  6. 6. The method of claim 5, wherein the second information is indicated by at least one of the MIB and PBCH, comprising indicating the second information by at least one of: The spare spark field of the MIB, the synchronization signal block subcarrier offset ssb-SubcarrierOffset field of the MIB, the kSSB value determined based on the MIB and the PBCH, the forbidden cell barred field of the MIB, the intra-frequency reselection intra-freqReselection field of the MIB, the physical downlink control channel system information block SIB1 of the MIB configuring pdcch-ConfigSIB1 field, the common subcarrier interval subCarrierSpacingCommon field of the MIB, the type a demodulation reference signal Position dmrs-TypeA-Position field of the MIB, and the system frame number systemFrameNumber field of the MIB.
  7. 7. The method according to claim 5 or 6, further comprising at least one of: In the case that the value of the first field in the MIB is a first value, the first terminal does not send a first request to the second cell; When the value of at least one bit of the second domain in the MIB is a second value, the first terminal does not send a first request to the second cell; in the case that kSSB values determined based on the MIB and the PBCH are third values, the first terminal does not send a first request to the second cell; Wherein the first request is for requesting the second cell to send first information.
  8. 8. The method according to any one of claims 4 to 7, further comprising: In the case that the first terminal needs the first information of the second cell, and the second information indicates that the second cell is transmitting the first information, the first terminal receives the first information of the second cell.
  9. 9. The method of claim 8, wherein the first terminal receiving the first information of the second cell if the first information of the second cell is needed by the first terminal and the second information indicates that the second cell is transmitting the first information, comprises at least one of: In the case that the first terminal needs the first information of the second cell and the second information indicates that the second cell is transmitting the first information, the first terminal immediately starts to receive the first information of the second cell or starts to receive the first information of the second cell from a first time point, wherein the first time point comprises at least one of a start point of a next modification period and a start point of a next eDRX acquisition period boundary; The first terminal reads or confirms the second information under the condition that the first terminal needs the first information of the second cell, and receives the first information of the second cell under the condition that the second information indicates that the second cell is transmitting the first information; When the first terminal needs the first information of the second cell and the second information indicates that the second cell is sending the first information, the first terminal receives the first information of the second cell until the first information of the second cell is received at or before a second time point or until the second time point is reached, wherein the second time point comprises at least one of an end point of a current modification period, an end point of a next modification period, an end point of an nth modification period after the current modification period, an end point of a current eDRX acquisition period boundary, an end point of a next eDRX acquisition period boundary, an end point of a kth eDRX acquisition period boundary after the current eDRX acquisition period boundary, and time points, N and K, determined according to time information of the first terminal receiving the first information in the first configuration information, are positive integers; And receiving the first information of the second cell in a first range by the first terminal under the condition that the first information of the second cell is needed by the first terminal and the second information indicates that the second cell is transmitting the first information, wherein the first range comprises a first time period or an operation time period or a first window of a first timer.
  10. 10. The method according to claim 8 or 9, wherein the first terminal receives the first information of the second cell, comprising at least one of: receiving first information of the second cell according to the whole content of the first target configuration information; Receiving first information of the second cell according to part of the content of the first target configuration information; Receiving first information of the second cell by using the read or acquired latest pdcch-ConfigSIB1 domain, wherein the pdcch-ConfigSIB1 domain is pdcch-ConfigSIB1 domain in the MIB of the second cell; Receiving first information of the second cell according to the whole content of first target configuration information under the condition that kSSB values determined based on MIB and/or PBCH of the second cell are fourth values; receiving first information of the second cell according to partial content of first target configuration information under the condition that kSSB values determined based on MIB and/or PBCH of the second cell are fifth values; The first target configuration information comprises the latest second configuration information which is currently obtained, the received second configuration information, the received latest second configuration information, the read or acquired second configuration information and the read or acquired latest second configuration information, wherein the second configuration information is the configuration information used for receiving the first information of the second cell in the first configuration information.
  11. 11. The method according to any one of claims 1 to 10, further comprising: And the first terminal sends third information to the second cell, wherein the third information is used for requesting or indicating the second cell to send the first information.
  12. 12. The method according to any one of claims 1 to 11, further comprising at least one of: The first terminal receives a first RAR, wherein CORESET used by the first terminal receives the first RAR is first CORESET or second CORESET, and/or the first RAR comprises at least one of first time domain information for receiving first information and second time domain information for receiving the first information, wherein the first CORESET is CORESET indicated by information of CORESET used for receiving the RAR in the first configuration information, and the reference point of the first CORESET is one of RB0 of a carrier of a second cell, RB of the first carrier of the second cell, RB of the minimum number in the carrier of the second cell, the second CORESET is CORESET predefined by a protocol or default CORESET, the first time domain information comprises at least one of a period, an offset and a duration, the second time domain information is used for indicating that the specific period and the specific duration of receiving the first information are received, and the first RAR corresponds to the first RAR; the first terminal does not stop the random access response window ra-ResponseWindow after receiving the first RAR; the first terminal receives first information of the second cell; the first terminal camps on the second cell in case that the second cell is determined to be a suitable cell according to the first information of the second cell.
  13. 13. The method of claim 12, wherein the first terminal receives the first information of the second cell, comprising at least one of: the first terminal receives first information of the second cell according to first time domain information in the first configuration information or first time domain information in the first RAR; The first terminal receives first information of the second cell according to second time domain information in the first configuration information or second time domain information in the first RAR; The first terminal receives the first information of the second cell in a T-th period or duration after a third time point; The third time point comprises a time point when the third information is sent, the first RAR is received or the ra-ResponseWindow is started, the time point when the first RAR is received is shifted by P time units, the time point when the ra-ResponseWindow is ended or overtime is ended, the time point when the ra-ResponseWindow is ended or overtime is shifted by S time units, and T, P and S are both positive integers.
  14. 14. The method according to any of claims 2 to 13, wherein in case the first terminal camps on a second cell, and the second cell is the first cell, the method further comprises: And in the case that the first terminal receives the short message from the second cell, the first terminal executes a first operation, wherein the first operation comprises at least one of reading or acquiring the MIB of the second cell and receiving the first information of the second cell.
  15. 15. The method of claim 14, wherein the first terminal performs a first operation if the first terminal receives a short message from the second cell, comprising: In case the first terminal receives a short message from the second cell, the first terminal performs at least one of: Receiving first information of the second cell by using the read or acquired latest pdcch-ConfigSIB1 domain, wherein the pdcch-ConfigSIB1 domain is pdcch-ConfigSIB1 domain in the MIB of the second cell; Receiving first information of the second cell using the entire content of second target configuration information in case that kSSB value determined based on MIB and/or PBCH of the second cell is a fourth value; receiving first information of the second cell using a part of contents of second target configuration information in case that kSSB value determined based on MIB and/or PBCH of the second cell is a fifth value; Receiving first information of the second cell using the read or obtained MIB of the second cell in case that kSSB value determined based on MIB and/or PBCH of the second cell is a sixth value; the second target configuration information is third configuration information obtained before the beginning point of the next modification period of the short message is received, the third configuration information is configuration information used for receiving the first information of the second cell in the first configuration information, and the first configuration information is carried in system information.
  16. 16. The method according to claim 14 or 15, wherein the first terminal performs a first operation in case the first terminal receives a short message from the second cell, comprising: In case the first terminal receives a short message from the second cell, the first terminal performs at least one of: immediately starting to read or acquire the MIB of the second cell, and receiving first information of the second cell after the MIB of the second cell is read or acquired, or starting to read or acquire the MIB of the second cell from a fourth time point, and receiving the first information of the second cell after the MIB of the second cell is read or acquired, or immediately starting to receive the first information of the second cell, or starting to receive the first information of the second cell from the fourth time point; Receiving first information of the second cell in a second range, wherein the second range comprises a second time period or an operation time period of a second timer or a second window; receiving the first information of the second cell until the first information of the second cell is received at or before a fifth time point or until the fifth time point is reached; wherein the fourth point in time comprises at least one of: The starting point of the next modification period; A starting point of a next eDRX acquisition cycle boundary; Wherein the fifth point in time comprises at least one of: the end point of the current modification period; An ending point of the current eDRX acquisition cycle boundary; the end point of the next modification period; an end point of a next eDRX acquisition cycle boundary; The end point of the Mth modification period after the current modification period, M being a positive integer; An end point of an L < th > eDRX acquisition cycle boundary after the current eDRX acquisition cycle boundary, wherein L is a positive integer; The ending point of the next modification period is offset by X first information periods, and X is a positive integer; The ending point of the boundary of the next eDRX acquisition period is offset by Y first information periods, wherein Y is a positive integer; The time point of the first terminal receiving the short message is offset by Z first information periods, wherein Z is a positive integer.
  17. 17. The method of claim 16, wherein the receiving the first information of the second cell until the first information of the second cell is received at or before a fifth point in time, comprises: Receiving the first information of the second cell until the first information of the second cell is received at or before a fifth time point or a fifth time point is reached under the condition that the short message indicates that the second cell is transmitting the first information and the first terminal needs the first information of the second cell; and/or the number of the groups of groups, The immediately starting to receive the first information of the second cell or starting to receive the first information of the second cell from a fourth time point includes: And when the short message indicates that the second cell is transmitting the first information and the first terminal needs the first information of the second cell, immediately starting to receive the first information of the second cell or starting to receive the first information of the second cell from a fourth time point.
  18. 18. The method according to claim 9 or 16, characterized in that the method further comprises: Under the condition that the first information of the second cell is not received yet when the target time point is reached, the first terminal reads or acquires the second information immediately after the target time point is reached, or reads or acquires the second information at the starting point of the next modification period or the starting point of the boundary of the next eDRX acquisition period; Or alternatively The first terminal requests the second cell to send the first information under the condition that the first information of the second cell is not received yet when the target time point is reached, or considers the second cell to be a forbidden cell; Or alternatively Under the condition that the first information of the second cell is not received in the target range, the first terminal requests the second cell to send the first information, or considers the second cell as a forbidden cell; Wherein the target time point includes at least one of a second time point and a fifth time point, and the target range includes at least one of a first range and a second range.
  19. 19. The method of any one of claims 2 to 18, wherein the first information being transmitted comprises the first information being transmitted temporarily or the first information being transmitted within a third range; wherein the third range includes a third time period, an operating time period of a third timer, or a third window.
  20. 20. The method according to any one of claims 1 to 19, wherein the first terminal comprises at least one of: a terminal camping on the first cell; A terminal not camping on the first cell; terminals that are not camping on any cell.

Description

Transmission method, device, terminal and base station Technical Field The application belongs to the technical field of communication, and particularly relates to a transmission method, a transmission device, a terminal and a base station. Background The network energy conservation has important significance for environmental sustainability, operation cost saving and the like. Currently, in order to achieve network power saving, a cell may be controlled to transmit a synchronization signal block (Synchronous Signal Block, SSB), a system information block1 (System Information Block, SIB 1), etc. based on the requirements of a terminal, for example, the cell may not transmit SIB1 in a power saving state, and a wake-up signal may be transmitted to the cell to request the cell to transmit SIB1 in a case that the terminal needs to access the cell. However, there is no corresponding solution in the related art for how to configure a terminal requesting cell to transmit information such as SSB or SIB1. Disclosure of Invention The embodiment of the application provides a transmission method, a transmission device, a terminal and a base station, which can provide a mode for configuring a terminal to request a cell to send information such as SSB or SIB1, namely configuring configuration information for requesting or indicating at least one of the first cell and a neighboring cell of the first cell to send first information for the terminal through the first cell. In a first aspect, a transmission method is provided, the method comprising: The first terminal receives first configuration information from a first cell; the first configuration information is used for the first terminal to request or instruct at least one of the first cell and a neighboring cell of the first cell to send first information, and the first information comprises at least one of a synchronization signal block SSB and a system information block SIB1. In a second aspect, there is provided a transmission device comprising: a receiving module, configured to receive first configuration information from a first cell; the first configuration information is used for requesting or indicating at least one of the first cell and a neighboring cell of the first cell to send first information, and the first information comprises at least one of a synchronization signal block SSB and a system information block SIB1. In a third aspect, a transmission method is provided, the method comprising: the first base station performs a second operation, the second operation comprising at least one of: transmitting first configuration information in a first cell; Transmitting second information in a second cell; The first configuration information is used for the first terminal to request or indicate at least one of the first cell and the adjacent cell of the first cell to send first information, the first information comprises at least one of a synchronous signal block SSB and a system information block SIB1, the second information is used for indicating whether the second cell is sending the first information, and the second cell comprises at least one of the first cell and the adjacent cell of the first cell. In a fourth aspect, there is provided a transmission device comprising: a sending module, configured to perform a second operation, where the second operation includes at least one of: transmitting first configuration information in a first cell; Transmitting second information in a second cell; The first configuration information is used for the first terminal to request or indicate at least one of the first cell and the adjacent cell of the first cell to send first information, the first information comprises at least one of a synchronous signal block SSB and a system information block SIB1, the second information is used for indicating whether the second cell is sending the first information, and the second cell comprises at least one of the first cell and the adjacent cell of the first cell. In a fifth aspect, there is provided an apparatus for transmission configured to perform or implement the steps of the method as described in the first aspect. In a sixth aspect, there is provided a terminal comprising a processor and a memory storing a program or instructions executable on the processor, which when executed by the processor, implement the steps of the method as described in the first aspect. In a seventh aspect, a terminal is provided, which comprises a processor and a communication interface, wherein the communication interface is used for receiving first configuration information from a first cell, the first configuration information is used for requesting or indicating a second cell to send first information, the second cell comprises at least one of the first cell and a neighboring cell of the first cell, and the first information comprises at least one of a synchronization signal block SSB and a system information block SIB1. In an eighth aspect,