Measurement resource for measuring a received signal strength indicator

12191,927

17/645587

December 22, 2021

Various aspects of the present disclosure generally relate to wireless communication. In some aspects, a user equipment (UE) may receive a configuration of a measurement resource. The UE may perform a received signal strength indicator (RSSI) measurement within an active downlink (DL) bandwidth part (BWP) of the UE based at least in part on the measurement resource. Numerous other aspects are described.

QUALCOMM Incorporated (San Diego, CA, US)

QUALCOMM Incorporated (San Diego, CA, US)

1. An apparatus for wireless communication at a user equipment (UE), comprising: a memory; and one or more processors, coupled to the memory, configured to: receive a configuration of a measurement resource; and perform a received signal strength indicator (RSSI) measurement within an active downlink (DL) bandwidth part (BWP) of the UE based at least in part on the measurement resource, wherein the active DL BWP is associated with a first subcarrier spacing (SCS), wherein the measurement resource is associated with a second SCS different from the first SCS, and wherein the one or more processors are configured to perform the RSSI measurement based at least in part on a quotient of the first SCS divided by the second SCS or a quotient of the second SCS divided by the first SCS and without utilizing a measurement gap based at least in part on the second SCS being different from the first SCS.

2. The apparatus of claim 1 , wherein the measurement resource is a layer 3 (L3) measurement resource.

3. The apparatus of claim 2 , wherein the L3 measurement resource is one of a channel state information (CSI) reference signal (CSI-RS) measurement resource or an L3 RSSI-specific measurement resource.

4. The apparatus of claim 1 , further comprising: a transceiver coupled to the one or more processors, wherein the one or more processors are configured to receive the configuration of the measurement resource via the transceiver.

5. The apparatus of claim 1 , wherein the measurement resource includes frequency resources, and wherein at least a portion of the frequency resources does not overlap the active DL BWP.

6. The apparatus of claim 1 , wherein the second SCS is smaller than the first SCS.

7. The apparatus of claim 6 , wherein the measurement resource includes a first number of symbols, wherein the RSSI measurement is performed during a second number of symbols in the active DL BWP, and wherein the second number of symbols is equal to the first number of symbols multiplied by the quotient of the first SCS divided by the second SCS.

8. The apparatus of claim 6 , wherein the one or more processors are further configured to, based at least in part on the second SCS, receive a configuration of a start resource block (RB) index and a number of RBs associated with the RSSI measurement.

9. The apparatus of claim 8 , wherein the start RB index is a first multiple of the quotient of the first SCS divided by the second SCS, and wherein the number of RBs is a second multiple of the quotient of the first SCS divided by the second SCS.

10. The apparatus of claim 6 , wherein the one or more processors are further configured to, based at least in part on the second SCS, receive a configuration of a start symbol index and a number of symbols associated with the RSSI measurement.

11. The apparatus of claim 10 , wherein the start symbol index is configured such that the RSSI measurement is contained within a slot based on the first SCS of the active DL BWP.

12. The apparatus of claim 1 , wherein the second SCS is larger than the first SCS.

13. The apparatus of claim 12 , wherein the one or more processors are further configured to, based at least in part on the second SCS, receive a configuration of a start symbol index and a number of symbols associated with the RSSI measurement.

14. The apparatus of claim 13 , wherein the start symbol index is a first multiple of the quotient of the second SCS divided by the first SCS, and wherein the number of symbols is a second multiple of the quotient of the second SCS divided by the first SCS.

15. An apparatus for wireless communication at a base station, comprising: a memory; and one or more processors, coupled to the memory, configured to: transmit, to a user equipment (UE), a configuration of a measurement resource, wherein the measurement resource is provided to the UE for the UE to perform a received signal strength indicator (RSSI) measurement within an active downlink (DL) bandwidth part (BWP) of the UE based at least in part on the measurement resource, wherein the active DL BWP is associated with a first subcarrier spacing (SCS), wherein the measurement resource is associated with a second SCS different from the first SCS, and wherein the RSSI measurement is performed based at least in part on a quotient of the first SCS divided by the second SCS or a quotient of the second SCS divided by the first SCS and without utilizing a measurement gap based at least in part on the second SCS being different from the first SCS.

16. The apparatus of claim 15 , wherein the measurement resource includes frequency resources, and wherein at least a portion of the frequency resources does not overlap the active DL BWP.

17. The apparatus of claim 15 , wherein the second SCS is smaller than the first SCS, wherein the measurement resource includes a first number of symbols, wherein the RSSI measurement is performed during a second number of symbols in the active DL BWP, and wherein the second number of symbols is equal to the first number of symbols multiplied by the quotient of the first SCS divided by the second SCS.

18. The apparatus of claim 15 , wherein the second SCS is smaller than the first SCS, and wherein the one or more processors are further configured to, based at least in part on the second SCS, transmit a configuration of a start resource block (RB) index and a number of RBs associated with the RSSI measurement.

19. The apparatus of claim 18 , wherein the start RB index is a first multiple of the quotient of the first SCS divided by the second SCS, and wherein the number of RBs is a second multiple of the quotient of the first SCS divided by the second SCS.

20. The apparatus of claim 15 , wherein the second SCS is smaller than the first SCS, and wherein the one or more processors are further configured to, based at least in part on the second SCS, transmit a configuration of a start symbol index and a number of symbols associated with the RSSI measurement.

21. The apparatus of claim 20 , wherein the start symbol index is configured such that the RSSI measurement is contained within a slot of the active DL BWP.

22. The apparatus of claim 15 , wherein the second SCS is larger than the first SCS, and wherein the one or more processors are further configured to, based at least in part on the second SCS, transmit a configuration of a start symbol index and a number of symbols associated with the RSSI measurement.

23. The apparatus of claim 22 , wherein the start symbol index is a first multiple of the quotient of the second SCS divided by the first SCS, and the number of symbols is a second multiple of the quotient of the second SCS divided by the first SCS.

24. A method of wireless communication performed by a user equipment (UE), comprising: receiving a configuration of a measurement resource; and performing a received signal strength indicator (RSSI) measurement within an active downlink (DL) bandwidth part (BWP) of the UE based at least in part on the measurement resource, wherein the active DL BWP is associated with a first subcarrier spacing (SCS), wherein the measurement resource is associated with a second SCS different from the first SCS, and wherein the performing the RSSI measurement comprises performing the RSSI measurement based at least in part on a quotient of the first SCS divided by the second SCS or a quotient of the second SCS divided by the first SCS and without utilizing a measurement gap based at least in part on the second SCS being different from the first SCS.

25. The method of claim 24 , wherein the measurement resource includes frequency resources, and wherein at least a portion of the frequency resources does not overlap the active DL BWP.

26. The method of claim 24 , wherein the measurement resource includes frequency resources, and wherein at least a portion of the frequency resources does not overlap the active DL BWP.

27. The method of claim 24 , wherein the second SCS is smaller than the first SCS.

28. A method of wireless communication performed by a base station, comprising: transmitting, to a user equipment (UE), a configuration of a measurement resource, wherein the measurement resource is provided to the UE for the UE to perform a received signal strength indicator (RSSI) measurement within an active downlink (DL) bandwidth part (BWP) of the UE based at least in part on the measurement resource, wherein the active DL BWP is associated with a first subcarrier spacing (SCS), wherein the measurement resource is associated with a second SCS different from the first SCS, and wherein the RSSI measurement is performed based at least in part on a quotient of the first SCS divided by the second SCS or a quotient of the second SCS divided by the first SCS and without utilizing a measurement gap based at least in part on the second SCS being different from the first SCS.

29. The method of claim 28 , wherein the measurement resource includes frequency resources, and wherein at least a portion of the frequency resources does not overlap the active DL BWP.

30. The method of claim 28 , wherein the second SCS is smaller than the first SCS.

2020/0169340 May 2020 Hwang
2020/0288337 September 2020 Callender
2020/0351690 November 2020 Zhu
2021/0045003 February 2021 Li
2022/0022073 January 2022 Zhang
2022/0124531 April 2022 Miao
2022/0124799 April 2022 Hu
2023/0189382 June 2023 Haustein
2023/0276282 August 2023 Li
2023/0284084 September 2023 Chae
2023/0344592 October 2023 Zhou et al.
2023/0413088 December 2023 Sedin

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