CN-116491173-B - Scheduling method, scheduling device and readable storage medium

Abstract

The present disclosure provides a scheduling method, apparatus, device and readable storage medium, applied to a wireless communication system (100), the method includes transmitting a maximum reception timing difference to a network device (102) (S31), determining N based on the maximum reception timing difference, where N is used to represent the number of symbols (S32), not transmitting wireless information in a first period of time during a measurement process, where the first period of time corresponds to a period between an nth symbol before a second period of time and an nth symbol after the second period of time, and the second period of time is a reference signal measurement period of time (S33) corresponding to the measurement process. In the disclosure, the user equipment (101) sends the maximum receiving timing difference to the network equipment (102), so that the user equipment (101) and the network equipment (102) determine reasonable N values according to the maximum receiving timing difference, and determine a reasonable first period according to the N values and the reference signal measurement time period, so that the network equipment (102) does not send scheduling information to the user equipment (101) in the first period, and the user equipment (101) does not transmit wireless information in the first period, thereby effectively avoiding intersymbol interference.

Inventors

• TAO XUHUA

Assignees

• 北京小米移动软件有限公司

Dates

Publication Date

20260508

Application Date

20211025

Claims (20)

1. 1. A scheduling method, which is applied to user equipment, wherein, Measuring a plurality of receiving timing differences, and determining the maximum value of the plurality of receiving timing differences as the maximum receiving timing difference, wherein the plurality of receiving timing differences comprise at least one of receiving timing differences of a reference serving cell and a non-reference serving cell and receiving timing differences between different transmission receiving nodes; the maximum receiving timing difference is larger than or equal to the length of the cyclic prefix, and the maximum receiving timing difference is sent to network equipment; Determining N based on the maximum receiving timing difference, wherein N is used for representing the number of symbols; And transmitting no wireless information in a first period in the measurement process, wherein the first period corresponds to a period from an N symbol before a second period to an N symbol after the second period, and the second period is a reference signal measurement period corresponding to the measurement process.
2. 2. The method of claim 1, wherein, The step of not transmitting wireless information in a first period of time in the measurement process comprises the following steps: In performing the on-channel measurement, no wireless information is transmitted during a period from an nth symbol before an SMTC time window to an nth symbol after the SMTC time window is configured based on an RRM measurement timing of the SSB.
3. 3. The method of claim 1, wherein, The step of not transmitting wireless information in a first period of time in the measurement process comprises the following steps: In performing radio link monitoring, RLM, measurements, no radio information is transmitted during a period from an nth symbol before a radio link monitoring reference signal, RLM-RS, time window to an nth symbol after the RLM-RS time window.
4. 4. The method of claim 1, wherein, The step of not transmitting wireless information in a first period of time in the measurement process comprises the following steps: in performing the beam failure detection BFD measurement, no wireless information is transmitted during a period from an N-th symbol before a beam failure detection reference signal BFD-RS time window to an N-th symbol after the BFD-RS time window.
5. 5. The method of claim 1, wherein, The step of not transmitting wireless information in a first period of time in the measurement process comprises the following steps: In performing the candidate beam detection CBD measurement, no wireless information is transmitted during a period from an nth symbol before a candidate beam detection reference signal CBD-RS time window to an nth symbol after the CBD-RS time window.
6. 6. The method of any one of claim 1 to 5, wherein, The not transmitting wireless information includes not performing any of the following operations: transmitting PUCCH, PUSCH, SRS signal, PDCCH, PDSCH, TRS signal, or CSI-RS signal for CQI feedback.
7. 7. The method of any one of claim 1 to 5, wherein, The N is an upward rounded value of the ratio of the maximum received timing difference to the symbol duration.
8. 8. The method of any one of claim 1 to 5, wherein, The method further comprises the steps of: transmitting beam switching indication information to a main serving cell; Receiving measurement gap information corresponding to beam switching from a network device, wherein any one of the following operations is not performed in a measurement gap corresponding to the measurement gap information: transmitting PUCCH, PUSCH, SRS signal, PDCCH, PDSCH, TRS signal, or CSI-RS signal for CQI feedback.
9. 9. The method of claim 8, wherein, The beam switching indication information comprises at least one of the following: beam switching start time information and beam switching duration information.
10. 10. A scheduling method, which is applied to network equipment, wherein, Receiving a maximum reception timing difference from a user equipment, the maximum reception timing difference being transmitted when the user equipment determines that the maximum reception timing difference is greater than or equal to a length of a cyclic prefix, the maximum reception timing difference measuring for the user equipment a maximum of a plurality of reception timing differences including at least one of a reception timing difference of a reference serving cell and a non-reference serving cell, a reception timing difference between different transmission reception nodes; Determining N based on the maximum receiving timing difference, wherein N is used for representing the number of symbols; and not transmitting downlink information to the user equipment in a first period in the measurement process of the user equipment, wherein the first period corresponds to a period from an N symbol before a second period to an N symbol after the second period, and the second period is a reference signal measurement period corresponding to the measurement process.
11. 11. The method of claim 10, wherein, The step of not sending downlink information to the user equipment in a first period in the measurement process of the user equipment includes: And in the same-frequency measurement process of the user equipment, no downlink information is sent to the user equipment in a period from an Nth symbol before an SMTC time window to an Nth symbol after the SMTC time window is configured based on the RRM measurement timing of the SSB.
12. 12. The method of claim 10, wherein, The step of not sending downlink information to the user equipment in a first period in the measurement process of the user equipment includes: And in the process of performing Radio Link Monitoring (RLM) measurement by the user equipment, downlink information is not sent to the user equipment in a period from an Nth symbol before a radio link monitoring reference signal (RLM-RS) time window to an Nth symbol after the RLM-RS time window.
13. 13. The method of claim 10, wherein, The step of not sending downlink information to the user equipment in a first period in the measurement process of the user equipment includes: And in the process of performing the BFD measurement by the user equipment, downlink information is not transmitted to the user equipment in a period from an N symbol before a BFD-RS time window to an N symbol after the BFD-RS time window.
14. 14. The method of claim 10, wherein, The step of not sending downlink information to the user equipment in a first period in the measurement process of the user equipment includes: And in the process of the user equipment executing Candidate Beam Detection (CBD) measurement, downlink information is not sent to the user equipment in a period from an Nth symbol before a candidate beam detection reference signal (CBD-RS) time window to an Nth symbol after the CBD-RS time window.
15. 15. The method of any one of claim 10 to 14, wherein, The not sending downlink information to the user equipment includes not performing any of: transmitting PDCCH, PDSCH, TRS signal, or CSI-RS signal for CQI feedback.
16. 16. The method of any one of claim 10 to 14, wherein, The N is an upward rounded value of the ratio of the maximum received timing difference to the symbol duration.
17. 17. The method of any one of claim 10 to 14, wherein, The method further comprises the steps of: receiving beam switching indication information sent by the user equipment; And sending measurement gap information corresponding to beam switching to the user equipment.
18. 18. The method of claim 17, wherein, The beam switching indication information comprises at least one of the following: beam switching start time information and beam switching duration information.
19. 19. The method of claim 18, wherein, The method further comprises the steps of: and determining measurement gap information corresponding to beam switching based on the beam switching indication information.
20. 20. A communication apparatus, comprising: the device is used for measuring a plurality of receiving timing differences and determining that the maximum value of the plurality of receiving timing differences is the maximum receiving timing difference, wherein the plurality of receiving timing differences comprise at least one of the receiving timing differences of a reference serving cell and a non-reference serving cell and the receiving timing differences between different transmission receiving nodes; the receiving and transmitting module is used for transmitting the maximum receiving timing difference to the network equipment, wherein the maximum receiving timing difference is larger than or equal to the length of the cyclic prefix; The processing module is used for determining N based on the maximum receiving timing difference, wherein the N is used for representing the number of symbols and is also used for not transmitting wireless information in a first time period in a measuring process, the first time period corresponds to a time period from an N symbol before a second time period to an N symbol after the second time period, and the second time period is a reference signal measuring time period corresponding to the measuring process.

Description

Scheduling method, scheduling device and readable storage medium Technical Field The present disclosure relates to the field of wireless communications technologies, and in particular, to a scheduling method, apparatus, device, and readable storage medium. Background In a wireless communication system, for example in the Rel-16 NR system, the FR2inter-bandCA scenario is introduced. A User Equipment (UE) may receive downlink signals of different serving cells through independent beam management (INDEPENDENT BEAM MANAGEMENT, IBM) or common beam management (Common Beam Management, CBM) means. For a UE supporting IBM, it may use separate receive/transmit beams for reception/transmission of different serving cells, whereas for a UE supporting CBM only, it may only use the same receive/transmit beam for reception/transmission of different serving cells. For UEs supporting CBM only, if the difference in reception or transmission timing between serving cells is greater than the length of the Cyclic Prefix (CP), inter-symbol interference may be caused. It is therefore necessary to solve the inter-symbol interference problem. Disclosure of Invention In view of this, the present disclosure provides a scheduling method, apparatus, device, and storage medium. In a first aspect, a scheduling method is provided, which is executed by a user equipment UE, and includes: transmitting the maximum reception timing difference to the network device; Determining N based on the maximum receiving timing difference, wherein N is used for representing the number of symbols; And transmitting no wireless information in a first period in the measurement process, wherein the first period corresponds to a period from an N symbol before a second period to an N symbol after the second period, and the second period is a reference signal measurement period corresponding to the measurement process. In the method, the user equipment sends the maximum receiving timing difference to the network equipment, so that the user equipment and the network equipment determine reasonable N values according to the maximum receiving timing difference, and determine reasonable first time periods according to the N values and the reference signal measurement time periods, so that the network equipment does not send downlink information to the user equipment in the first time periods, and the user equipment does not transmit wireless information in the first time periods, thereby effectively avoiding intersymbol interference. In some possible embodiments, the condition for triggering execution of the scheduling method is that the maximum reception timing difference is greater than or equal to a length of a cyclic prefix. In a possible embodiment, the method further comprises: measuring a plurality of reception timing differences, determining a maximum reception timing difference of the plurality of reception timing differences; the plurality of receive timing differences includes at least one of: Reception timing difference between reference and non-reference cells, Reception timing differences between different transmitting and receiving nodes. In a possible implementation manner, the transmitting no wireless information in the first period of time in the measurement process includes: In performing the on-channel measurement, no wireless information is transmitted during a period from an nth symbol before an SMTC time window to an nth symbol after the SMTC time window is configured based on an RRM measurement timing of the SSB. In a possible implementation manner, the transmitting no wireless information in the first period of time in the measurement process includes: In performing radio link monitoring, RLM, measurements, no radio information is transmitted during a period from an nth symbol before a radio link monitoring reference signal, RLM-RS, time window to an nth symbol after the RLM-RS time window. In a possible implementation manner, the transmitting no wireless information in the first period of time in the measurement process includes: in performing the beam failure detection BFD measurement, no wireless information is transmitted during a period from an N-th symbol before a beam failure detection reference signal BFD-RS time window to an N-th symbol after the BFD-RS time window. In a possible implementation manner, the transmitting no wireless information in the first period of time in the measurement process includes: In performing the candidate beam detection CBD measurement, no wireless information is transmitted during a period from an nth symbol before a candidate beam detection reference signal CBD-RS time window to an nth symbol after the CBD-RS time window. In a possible implementation manner, the non-transmission of the wireless information includes not performing any one of the following operations: transmitting PUCCH, PUSCH, SRS signal, PDCCH, PDSCH, TRS signal, or CSI-RS signal for CQI feedback. In a possible embodiment, the N is an upwa