Synchronization signal block (SSB) in full-duplex
Methods related to wireless communication systems and transmission and/or reception of synchronization signal block (SSB) transmissions (e.g., in full-duplex slots) are provided. For example, a wireless communication device receives a synchronization signal block (SSB) transmission schedule. The SSB transmission schedule is at least partially overlapping with an uplink (UL) frequency portion of a full-duplex slot. The wireless communication device receives a first portion of a SSB in a downlink (DL) frequency portion of the full-duplex slot; and receiving a second portion of the SSB in the UL frequency portion of the full-duplex slot based on the SSB being scheduled in the full-duplex slot and at least partially overlapping with the UL frequency portion of the full-duplex slot. Other features are also claimed and described.
1. A method of wireless communication performed by a wireless communication device, comprising:
receiving a synchronization signal block (SSB) transmission schedule, the SSB transmission schedule at least partially overlapping with an uplink (UL) frequency portion of a full-duplex slot, the full-duplex slot including the UL frequency portion over one or more subcarriers and a downlink (DL) frequency portion over one or more subcarriers overlapping in time;
receiving a first portion of a SSB in the DL frequency portion of the full-duplex slot; and
receiving a second portion of the SSB in the UL frequency portion of the full-duplex slot based on the SSB being scheduled in the full-duplex slot and at least partially overlapping with the UL frequency portion of the full-duplex slot.
2. The method of claim 1 , further comprising:
refraining from transmitting an UL communication signal in the UL frequency portion of the full-duplex slot based on the second portion of the SSB, the second portion being within the UL frequency portion.
3. The method of claim 1 , further comprising:
transmitting an UL communication signal in the UL frequency portion of the full-duplex slot based on a rate-match associated with the second portion of the SSB.
4. The method of claim 1 , further comprising:
transmitting an UL communication signal in the UL frequency portion of the full-duplex slot based on puncturing a portion of the UL communication signal that is overlapping with the second portion of the SSB.
5. The method of claim 1 , further comprising:
receiving an UL allocation that is at least partially overlapping with the SSB scheduled in the full-duplex slot.
6. The method of claim 1 , wherein further comprising:
receiving the second portion of the SSB in the UL frequency portion of the full-duplex slot based on the DL frequency portion of the full-duplex slot having a bandwidth (BW) less than a BW of the SSB.
7. The method of claim 1 , wherein the receiving the second portion of the SSB comprises:
receiving the second portion of the SSB in the UL frequency portion of the full-duplex slot based on the DL frequency portion of the full-duplex slot having less than 20 resource blocks (RBs).
8. The method of claim 1 , wherein the wireless communication device is a user equipment (UE).
9. The method of claim 1 , wherein the wireless communication device is an integrated access backhaul-mobile termination (IAB-MT).
10. A method of wireless communication performed by a wireless communication device, comprising:
transmitting a synchronization signal block (SSB) transmission schedule, the SSB transmission schedule at least partially overlapping with an uplink (UL) frequency portion of a full-duplex slot, the full-duplex slot including the UL frequency portion over one or more subcarriers and a downlink (DL) frequency portion over one or more subcarriers overlapping in time;
transmitting a first portion of a SSB in the DL frequency portion of the full-duplex slot; and
transmitting a second portion of the SSB in the UL frequency portion of the full-duplex slot based on the SSB being scheduled in the full-duplex slot and at least partially overlapping with the UL frequency portion of the full-duplex slot.
11. The method of claim 10 , further comprising:
receiving an UL communication signal in the UL frequency portion of the full-duplex slot based on a rate-match associated with the second portion of the SSB.
12. The method of claim 11 , wherein the wireless communication device is at least one of a base station, a centralized unit, or a distributed unit.
13. The method of claim 10 , further comprising:
transmitting an UL allocation that is at least partially overlapping with SSB scheduled in the full-duplex slot.
14. The method of claim 10 , further comprising:
transmitting the second portion of the SSB in the UL frequency portion of the full-duplex slot based on the DL frequency portion having a bandwidth (BW) less than a BW of the SSB.
15. The method of claim 10 , further comprising:
transmitting the second portion of the SSB in the UL frequency portion of the full-duplex slot based on the DL frequency portion having less than 20 resource blocks (RBs).
16. A wireless communication device comprising:
a memory;
a transceiver; and
at least one processor coupled to the memory and the transceiver, wherein the wireless communication device is configured to:
receive a synchronization signal block (SSB) transmission schedule, the SSB transmission schedule at least partially overlapping with an uplink (UL) frequency portion of a full-duplex slot, the full-duplex slot including the UL frequency portion over one or more subcarriers and a downlink (DL) frequency portion over one or more subcarriers overlapping in time;
receive, via the transceiver, a first portion of a SSB from the DL frequency portion of the full-duplex slot; and
receive, via the transceiver, a second portion of the SSB from the UL frequency portion of the full-duplex slot based on the SSB being scheduled in the full-duplex slot and at least partially overlapping with the UL frequency portion of the full-duplex slot.
17. The wireless communication device of claim 16 , wherein the wireless communication device is further configured to:
refrain from transmitting an UL communication signal in UL frequency portion of the full-duplex slot based on the second portion of the SSB being within the UL frequency portion.
18. The wireless communication device of claim 16 , wherein the wireless communication device is further configured to:
transmit an UL communication signal in the UL frequency portion of the full-duplex slot based on a rate-match associated with the second portion of the SSB.
19. The wireless communication device of claim 16 , wherein the wireless communication device is further configured to:
transmit an UL communication signal in the UL frequency portion of the full-duplex slot based on puncturing a portion of the UL communication signal that is overlapping with the second portion of the SSB.
20. The wireless communication device of claim 16 , wherein the wireless communication device is further configured to:
receive an UL allocation that is at least partially overlapping with the SSB scheduled in the full-duplex slot.
21. The wireless communication device of claim 16 , wherein the wireless communication device is further configured to:
receive the second portion of the SSB in the UL frequency portion of the full-duplex slot based on the DL frequency portion having a bandwidth (BW) less than a BW of the SSB.
22. The wireless communication device of claim 16 , wherein the wireless communication device is further configured to:
receive the second portion of the SSB in the UL frequency portion of the full-duplex slot based on the DL frequency portion having less than 20 resource blocks (RBs).
23. The wireless communication device of claim 16 , wherein the wireless communication device is a user equipment (UE).
24. The wireless communication device of claim 16 , wherein the wireless communication device is an integrated access backhaul-mobile termination (IAB-MT).
25. A wireless communication device comprising:
a memory;
a transceiver; and
at least one processor coupled to the memory and the transceiver, wherein the wireless communication device is configured to:
transmit a synchronization signal block (SSB) transmission schedule, the SSB transmission schedule at least partially overlapping with an uplink (UL) frequency portion of a full-duplex slot, the full-duplex slot including the UL frequency portion over one or more subcarriers and a downlink (DL) frequency portion over one or more subcarriers overlapping in time;
transmit, via the transceiver, a first portion of a SSB in the DL frequency portion of the full-duplex slot; and
transmit, via the transceiver, a second portion of the SSB in the UL frequency portion of the full-duplex slot based on the SSB being scheduled in the full-duplex slot and at least partially overlapping with the UL frequency portion of the full-duplex slot.
26. The wireless communication device of claim 25 , wherein the wireless communication device is further configured to:
refrain from receiving an UL communication signal in UL frequency portion of the full-duplex slot based on the second portion of the SSB being within the UL frequency portion.
27. The wireless communication device of claim 25 , wherein the wireless communication device is further configured to:
receive an UL communication signal in the UL frequency portion of the full-duplex slot based on a rate-match associated with the second portion of the SSB.
28. The wireless communication device of claim 25 , wherein the wireless communication device is further configured to:
transmit the second portion of the SSB in the UL frequency portion of the full-duplex slot based on the DL frequency portion having a bandwidth (BW) less than a BW of the SSB.
29. The wireless communication device of claim 25 , wherein the wireless communication device is further configured to:
transmit the second portion of the SSB in the UL frequency portion of the full-duplex slot based on the DL frequency portion of having less than 20 resource blocks (RBs).
30. The wireless communication device of claim 25 , wherein the wireless communication device is at least one of a base station, a centralized unit, or a distributed unit.