Communication method and apparatus
A network device sends at least one piece of DCI on a PDCCH monitoring occasion of a first PO, where all or a part of the at least one piece of DCI includes first indication information, each piece of first indication information indicates that at least one CSI-RS is available, the CSI-RS corresponds to an SSB, and the SSB corresponds to a PDCCH monitoring occasion for sending the DCI including the first indication information. The network device sends the CSI-RS indicated by the first indication information as available.
1. A communication method, comprising:
sending downlink control information (DCI) on a physical downlink control channel (PDCCH) monitoring occasion, wherein the DCI includes indication information, wherein the indication information indicates that a channel state information reference signal (CSI-RS) is available, the CSI-RS corresponds to a synchronization signal block (SSB), and the SSB corresponds to the PDCCH monitoring occasion; and
sending the CSI-RS.
2. The communication method according to claim 1 , wherein the sending the CSI-RS includes sending the CSI-RS in a time window.
3. The communication method according to claim 1 , wherein the sending the CSI-RS includes sending the CSI-RS in a slot, wherein the slot is in a time window and is followed by the PDCCH monitoring occasion.
4. The communication method according to claim 1 , wherein the PDCCH monitoring occasion belongs to a paging occasion (PO).
5. A communication method, comprising:
receiving downlink control information (DCI) on a physical downlink control channel (PDCCH) monitoring occasion, wherein the DCI includes an indication information, the indication information indicates that a channel state information reference signal (CSI-RS) is available, the CSI-RS corresponds to a synchronization signal block (SSB), and the SSB corresponds to the PDCCH monitoring occasion; and
receiving the CSI-RS.
6. The communication method according to claim 5 , wherein the receiving the CSI-RS includes receiving the CSI-RS in a time window.
7. The communication method according to claim 5 , wherein the receiving the CSI-RS includes receiving the CSI-RS in a slot, wherein the slot is in a time window and is followed by the PDCCH monitoring occasion.
8. The communication method according to claim 5 , wherein the PDCCH monitoring occasion belongs to a paging occasion (PO).
9. A communication apparatus, comprising:
non-transitory memory storing instructions; and
one or more processors in communication with the memory, wherein the instructions, in response to being executed by the one or more processors, cause the processor to:
send at least one piece of downlink control information (DCI) on a physical downlink control channel (PDCCH) monitoring occasion, wherein the DCI includes an indication information, wherein the indication information indicates that a channel state information reference signal (CSI-RS) is available, the CSI-RS corresponds to a synchronization signal block (SSB), and the SSB corresponds to the PDCCH monitoring occasion; and
send the CSI-RS.
10. The communication apparatus according to claim 9 , wherein the processor sends the CSI-RS in a time window.
11. The communication apparatus according to claim 9 , wherein the processor sends the CSI-RS in a slot, wherein the slot is in a time window and is.
12. The communication apparatus according to claim 9 , wherein the PDCCH monitoring occasion belongs to a paging occasion (PO).
13. Communication apparatus, comprising:
non-transitory memory storing instructions; and
one or more processors in communication with the memory, wherein the instructions, in response to being executed by the one or more processors, cause the processor to:
receive downlink control information (DCI) on a physical downlink control channel (PDCCH) monitoring occasion, wherein the DCI includes an indication information, the indication information indicates that a channel state information reference signal (CSI-RS) is available, the CSI-RS corresponds to a synchronization signal block (SSB), and the SSB corresponds to the PDCCH monitoring occasion; and
receive the CSI-RS.
14. The communication apparatus according to claim 13 , wherein the receiving the CSI-RS includes receiving the CSI-RS in a time window.
15. The communication apparatus according to claim 13 , wherein the receiving the CSI-RS includes receiving the CSI-RS in a slot, wherein the slot is in a time window and is followed by the PDCCH monitoring occasion.
16. The communication apparatus according to claim 13 , wherein the PDCCH monitoring occasion belongs to a paging occasion (PO).
17. The communication method according to claim 1 , further comprising:
sending measurement configuration information for measuring a quality of a CSI-RS resource associated with the CSI-RS; and
receiving a report on the quality of the CSI-RS resource associated with the CSI-RS.
18. The communication method according to claim 5 , further comprising:
receiving measurement configuration information for measuring a quality of a CSI-RS resource associated with the CSI-RS;
measuring the quality of the CSI-RS resource associated with the CSI-RS based the measurement configuration information; and
sending a report on the quality of the CSI-RS resource associated with the CSI-RS.
19. The communication apparatus according to claim 9 , wherein the processor is further configured to:
send measurement configuration information for measuring a quality of a CSI-RS resource associated with the CSI-RS; and
receive a report on the quality of the CSI-RS resource associated with the CSI-RS.
20. The communication apparatus according to claim 13 , wherein the instructions, in response to being executed by the one or more processors, further cause the processor to:
receive measurement configuration information for measuring a quality of a CSI-RS resource associated with the CSI-RS;
measure the quality of the CSI-RS resource associated with the CSI-RS based the measurement configuration information; and
send a report on the quality of the CSI-RS resource associated with the CSI-RS.