IP Library › Granted Patent US 11,757,545
Granted Patent B2
US 11,757,545 · App. 16/949,019 · Granted Sep 12, 2023

Inter-cell ll-rsrp reporting

Inventors: Mostafa Khoshnevisan (San Diego, CA); Yan Zhou (San Diego, CA); Tao Luo (San Diego, CA); Xiaoxia Zhang (San Diego, CA); Peter Gaal (San Diego, CA); Arumugam Chendamarai Kannan (San Diego, CA); Jing Sun (San Diego, CA)
Assignee: QUALCOMM Incorporated
H04B17/318H04W24/10
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Quick Facts
Patent No.
US 11,757,545
App. No.
16/949,019
Granted
Sep 12, 2023
Kind
B2
Abstract

Various aspects of the present disclosure generally relate to wireless communication. In some aspects, a user equipment (UE) may generate a layer one reference signal received power (L1-RSRP) measurement report to include an indication of L1-RSRP measurements associated with one or more synchronization signal bocks (SSBs) included in an SSB set, wherein the SSB set is identified, from a plurality of SSB sets, in the L1-RSRP measurement report by an SSB set indicator, and wherein the one or more SSBs are identified in the L1-RSRP measurement report by respective SSB indexes that index into the SSB set. The UE may transmit the L1-RSRP measurement report. Numerous other aspects are provided.

Claims (151)

1. A method of wireless communication performed by a user equipment (UE), comprising:

generating, for a same layer one reference signal received power (L1-RSRP) measurement report, indications of:

L1-RSRP measurements associated with one or more first synchronization signal bocks (SSBs) included in a first SSB set that is associated with a first physical cell identifier (PCI), and

L1-RSRP measurements associated with one or more second SSBs included in a second SSB set that is associated with a second PCI; and

transmitting the L1-RSRP measurements associated with the one or more first SSBS and the L1-RSRP measurements associated with the one or more second SSBs in the same L1-RSRP measurement report.

2. The method of claim 1 , wherein the first PCI is associated with a serving cell of the UE; and

wherein the second PCI is associated with a non-serving cell of the UE.

3. The method of claim 1 , wherein the one or more first SSBs are identified in the same L1-RSRP measurement report by respective SSB indexes included in a first SSB index range associated with the first SSB set; and

wherein the one or more second SSBs are identified in the L1-RSRP measurement report by respective relative SSB indexes included in a second SSB index range associated with the second SSB set,

wherein the first SSB index range and the second SSB index range are non-overlapping SSB index ranges.

4. The method of claim 3 , wherein respective actual SSB indexes associated with the one or more second SSBs are based at least in part on:

the respective relative SSB indexes, and

a quantity of SSB indexes included in the first SSB index range.

5. The method of claim 1 , wherein each of the one or more first SSBs is identified in the same L1-RSRP measurement report by an indication of the first SSB set and an indication of an SSB index that indexes into the first SSB set; and

wherein each of the one or more second SSBs is identified in the same L1-RSRP measurement report by an indication of the second SSB set and an indication of an SSB index that indexes into the second SSB set.

6. The method of claim 1 , wherein each of the one or more first SSBs is identified in the same L1-RSRP measurement report by a first plurality of values that includes:

a first value identifying the first SSB set, and

a second value identifying an SSB index that indexes into the first SSB set; and

wherein each of the one or more second SSBs is identified in the same L1-RSRP measurement report by a second plurality of values that includes:

a first value identifying the second SSB set, and

a second value identifying an SSB index that indexes into the second SSB set.

7. The method of claim 1 , wherein the one or more first SSBs are identified by a first CSI-SSB-ResourceList field included in the same L1-RSRP measurement report; and

wherein the one or more second SSBs are identified by a second CSI-SSB-ResourceList field included in the same L1-RSRP measurement report.

8. The method of claim 7 , further comprising:

generating the same L1-RSRP measurement report to include:

a plurality of values that identifies an SSB resource indicator associated with a third SSB included in the one or more first SSBs, the plurality of values including:

a first value identifying the first CSI-SSB-ResourceList field, and

a second value identifying an SSB index, associated with the third SSB, that indexes into the first CSI-SSB-ResourceList field.

9. The method of claim 1 , wherein a first subset of the one or more first SSBs is identified by a first CSI-SSB-ResourceList field included in the same L1-RSRP measurement report;

wherein a second subset of the one or more first SSBs is identified by a second CSI-SSB-ResourceList field included in the same L1-RSRP measurement report; and

wherein the first CSI-SSB-ResourceList field and the second CSI-SSB-ResourceList field are identified by a CSI-SSB-ResourceListSet field included in the same L1-RSRP measurement report.

10. The method of claim 9 , further comprising:

generating the same L1-RSRP measurement report to include:

a plurality of values that identifies an SSB resource indicator associated with a third SSB included in the first subset of the one or more first SSBs, the plurality of values including:

a first value identifying the first CSI-SSB-ResourceList field, and

a second value identifying an SSB index, associated with the third SSB, that indexes into the first CSI-SSB-ResourceList field.

11. The method of claim 1 , wherein a subset of the one or more first SSBs is identified by a first CSI-SSB-ResourceList field included in the same L1-RSRP measurement report;

wherein a subset of the one or more second SSBs is identified by a second CSI-SSB-ResourceList field included in the same L1-RSRP measurement report; and

wherein the first CSI-SSB-ResourceList field and the second CSI-SSB-ResourceList field are identified by a CSI-SSB-ResourceListSet field included in the same L1-RSRP measurement report.

12. The method of claim 1 , further comprising:

generating the same L1-RSRP measurement report to include an indication of a beam pair that the UE is capable of simultaneously receiving,

wherein the beam pair includes:

a first beam associated with a third SSB included in the one or more first SSBs, and

a second beam associated with a fourth SSB included in the one or more first SSBs or the one or more second SSBs.

13. The method of claim 12 , wherein the fourth SSB is included in the one or more second SSBs; and

wherein generating the same L1-RSRP measurement report to include the indication of a beam pair comprises:

generating the same L1-RSRP measurement report to include the indication of a beam pair based at least in part on the fourth SSB being included in the one or more second SSBs.

14. The method of claim 12 , wherein the fourth SSB is included in the one or more second SSBs; and

wherein generating the same L1-RSRP measurement report to include the indication of a beam pair comprises:

generating the same L1-RSRP measurement report to include the indication of a beam pair based at least in part on the fourth SSB being identified in a CSI-SSB-ResourceList field, included in the same L1-RSRP measurement report, that is different from a CSI-SSB-ResourceList field that identifies the third SSB.

15. The method of claim 12 , wherein an L1-RSRP measurement, associated with the second beam, is identified in the same L1-RSRP measurement report as a differential value relative to an L1-RSRP measurement associated with the first beam.

16. The method of claim 15 , wherein the differential value is quantized to a quantity of 4 bits.

17. The method of claim 15 , wherein the differential value is quantized to a quantity of 5 or more bits.

18. The method of claim 12 , wherein an L1-RSRP measurement associated with the first beam, and an L1-RSRP measurement associated with the second beam, are explicitly identified in the same L1-RSRP measurement report by respective 7-bit values.

19. The method of claim 12 , wherein generating the same L1-RSRP measurement report to include the indication of a beam pair comprises:

generating, based at least in part on a configuration, the same L1-RSRP measurement report to include:

a 7-bit value explicitly indicating an L1-RSRP measurement associated with the second beam,

a 4-bit value implicitly indicating the L1-RSRP measurement associated with the second beam as a differential value relative to an L1-RSRP measurement associated with the first beam, or

a 5 or more bit value implicitly indicating the L1-RSRP measurement associated with the second beam as the differential value relative to the L1-RSRP measurement associated with the first beam.

20. The method of claim 12 , wherein generating the same L1-RSRP measurement report to include the indication of a beam pair comprises:

generating, based at least in part on whether the first beam and the second beam are included in a same SSB set, the same L1-RSRP measurement report to include:

a 7-bit value explicitly indicating an L1-RSRP measurement associated with the second beam,

a 4-bit value implicitly indicating the L1-RSRP measurement associated with the second beam as a differential value relative to an L1-RSRP measurement associated with the first beam, or

a 5 or more bit value implicitly indicating the L1-RSRP measurement associated with the second beam as the differential value relative to the L1-RSRP measurement associated with the first beam.

21. A user equipment (UE) for wireless communication, comprising:

a memory; and

one or more processors coupled to the memory, the one or more processors configured to:

generate, for a same layer one reference signal received power (L1-RSRP) measurement report, indications of:

L1-RSRP measurements associated with one or more first synchronization signal bocks (SSBs) included in a first SSB set that is associated with a first physical cell identifier (PCI), and

L1-RSRP measurements associated with one or more second SSBs included in a second SSB set that is associated with a second PCI; and

transmit the L1-RSRP measurements associated with the one or more first SSBs and the L1-RSRP measurements associated with the one or more second SSBs in the same L1-RSRP measurement report.

22. The UE of claim 21 , wherein the first PCI is associated with a serving cell of the UE; and

wherein the second PCI is associated with a non-serving cell of the UE.

23. The UE of claim 21 , wherein the one or more first SSBs are identified in the same L1-RSRP measurement report by respective SSB indexes included in a first SSB index range associated with the first SSB set; and

wherein the one or more second SSBs are identified in the same L1-RSRP measurement report by respective relative SSB indexes included in a second SSB index range associated with the second SSB set,

wherein the first SSB index range and the second SSB index range are non-overlapping SSB index ranges.

24. The UE of claim 23 , wherein respective actual SSB indexes associated with the one or more second SSBs are based at least in part on:

the respective relative SSB indexes, and

a quantity of SSB indexes included in the first SSB index range.

25. The UE of claim 21 , wherein each of the one or more first SSBs is identified in the same L1-RSRP measurement report by an indication of the first SSB set and an indication of an SSB index that indexes into the first SSB set; and

wherein each of the one or more second SSBs is identified in the same L1-RSRP measurement report by an indication of the second SSB set and an indication of an SSB index that indexes into the second SSB set.

26. The UE of claim 21 , wherein each of the one or more first SSBs is identified in the same L1-RSRP measurement report by a first plurality of values that includes:

a first value identifying the first SSB set, and

a second value identifying an SSB index that indexes into the first SSB set; and

wherein each of the one or more second SSBs is identified in the same L1-RSRP measurement report by a second plurality of values that includes:

a first value identifying the second SSB set, and

a second value identifying an SSB index that indexes into the second SSB set.

27. The UE of claim 21 , wherein the one or more first SSBs are identified by a first CSI-SSB-ResourceList field included in the same L1-RSRP measurement report; and

wherein the one or more second SSBs are identified by a second CSI-SSB-ResourceList field included in the same L1-RSRP measurement report.

28. The UE of claim 27 , wherein the one or more processors are further configured to:

generate the same L1-RSRP measurement report to include:

a plurality of values that identifies an SSB resource indicator associated with a third SSB included in the one or more first SSBs, the plurality of values including:

a first value identifying the first CSI-SSB-ResourceList field, and

a second value identifying an SSB index, associated with the third SSB, that indexes into the first CSI-SSB-ResourceList field.

29. The UE of claim 21 , wherein a first subset of the one or more first SSBs is identified by a first CSI-SSB-ResourceList field included in the same L1-RSRP measurement report;

wherein a second subset of the one or more first SSBs is identified by a second CSI-SSB-ResourceList field included in the same L1-RSRP measurement report; and

wherein the first CSI-SSB-ResourceList field and the second CSI-SSB-ResourceList field are identified by a CSI-SSB-ResourceListSet field included in the same L1-RSRP measurement report.

30. The UE of claim 29 , wherein the one or more processors are further configured to:

generate the same L1-RSRP measurement report to include:

a plurality of values that identifies an SSB resource indicator associated with a third SSB included in the first subset of the one or more first SSBs, the plurality of values including:

a first value identifying the first CSI-SSB-ResourceList field, and

a second value identifying an SSB index, associated with the third SSB, that indexes into the first CSI-SSB-ResourceList field.

31. The UE of claim 21 , wherein a subset of the one or more first SSBs is identified by a first CSI-SSB-ResourceList field included in the same L1-RSRP measurement report;

wherein a subset of the one or more second SSBs is identified by a second CSI-SSB-ResourceList field included in the same L1-RSRP measurement report; and

wherein the first CSI-SSB-ResourceList field and the second CSI-SSB-ResourceList field are identified by a CSI-SSB-ResourceListSet field included in the same L1-RSRP measurement report.

32. The UE of claim 21 , wherein the one or more processors are further configured to:

generate the same L1-RSRP measurement report to include an indication of a beam pair that the UE is capable of simultaneously receiving,

wherein the beam pair includes:

a first beam associated with a third SSB included in the one or more first SSBs, and

a second beam associated with a fourth SSB included in the one or more first SSBs or the one or more second SSBs.

33. The UE of claim 32 , wherein the fourth SSB is included in the one or more second SSBs; and

wherein the one or more processors, when generating the same L1-RSRP measurement report, are configured to:

generate the same L1-RSRP measurement report to include the indication of a beam pair based at least in part on the fourth SSB being included in the one or more second SSBs.

34. The UE of claim 32 , wherein the fourth SSB is included in the one or more second SSBs; and

wherein the one or more processors, when generating the same L1-RSRP measurement report, are configured to:

generate the same L1-RSRP measurement report to include the indication of a beam pair based at least in part on the fourth SSB being identified in a CSI-SSB-ResourceList field, included in the same L1-RSRP measurement report, that is different from a CSI-SSB-ResourceList field that identifies the third SSB.

35. The UE of claim 32 , wherein an L1-RSRP measurement, associated with the second beam, is identified in the same L1-RSRP measurement report as a differential value relative to an L1-RSRP measurement associated with the first beam.

36. The UE of claim 35 , wherein the differential value is quantized to a quantity of 4 bits.

37. The UE of claim 35 , wherein the differential value is quantized to a quantity of 5 or more bits.

38. The UE of claim 32 , wherein an L1-RSRP measurement associated with the first beam, and an L1-RSRP measurement associated with the second beam, are explicitly identified in the same L1-RSRP measurement report by respective 7-bit values.

39. The UE of claim 33 , wherein the one or more processors, when generating the same L1-RSRP measurement report to include the indication of a beam pair, are configured to:

generate, based at least in part on a configuration, the same L1-RSRP measurement report to include:

a 7-bit value explicitly indicating an L1-RSRP measurement associated with the second beam,

a 4-bit value implicitly indicating the L1-RSRP measurement associated with the second beam as a differential value relative to an L1-RSRP measurement associated with the first beam, or

a 5 or more bit value implicitly indicating the L1-RSRP measurement associated with the second beam as the differential value relative to the L1-RSRP measurement associated with the first beam.

40. The UE of claim 33 , wherein the one or more processors, when generating the same L1-RSRP measurement report to include the indication of a beam pair, are configured to:

generate, based at least in part on whether the first beam and the second beam are included in a same SSB set, the same L1-RSRP measurement report to include:

a 7-bit value explicitly indicating an L1-RSRP measurement associated with the second beam,

a 4-bit value implicitly indicating the L1-RSRP measurement associated with the second beam as a differential value relative to an L1-RSRP measurement associated with the first beam, or

a 5 or more bit value implicitly indicating the L1-RSRP measurement associated with the second beam as the differential value relative to the L1-RSRP measurement associated with the first beam.

41. A non-transitory computer-readable medium storing a set of instructions, the set of instructions comprising:

one or more instructions that, when executed by one or more processors of an apparatus, cause the apparatus to:

generate, for a same layer one reference signal received power (L1-RSRP) measurement report, indications to include an indication of:

L1-RSRP measurements associated with one or more first synchronization signal bocks (SSBs) included in a first SSB set that is associated with a first physical cell identifier (PCI), and

L1-RSRP measurements associated with one or more second SSBs included in a second SSB set that is associated with a second PCI; and

transmit the L1-RSRP measurements associated with the one or more first SSBs and the L1-RSRP measurements associated with one or more second SSBs in the same L1-RSRP measurement report.

42. The non-transitory computer-readable medium of claim 41 , wherein the one or more first SSBs are identified in the same L1-RSRP measurement report by respective SSB indexes included in a first SSB index range associated with the first SSB set; and

wherein the one or more second SSBs are identified in the same L1-RSRP measurement report by respective relative SSB indexes included in a second SSB index range associated with the second SSB set,

wherein the first SSB index range and the second SSB index range are non-overlapping SSB index ranges.

43. The non-transitory computer-readable medium of claim 41 , wherein each of the one or more first SSBs is identified in the same L1-RSRP measurement report by an indication of the first SSB set and an indication of an SSB index that indexes into the first SSB set; and

wherein each of the one or more second SSBs is identified in the same L1-RSRP measurement report by an indication of the second SSB set and an indication of an SSB index that indexes into the second SSB set.

44. An apparatus, comprising:

means for generating, for a same layer one reference signal received power (L1-RSRP) measurement report, indications of:

L1-RSRP measurements associated with one or more first synchronization signal bocks (SSBs) included in a first SSB set that is associated with a first physical cell identifier (PCI), and

L1-RSRP measurements associated with one or more second SSBs included in a second SSB set that is associated with a second PCI; and

means for transmitting the L1-RSRP measurements associated with one or more first SSBs and the L1-RSRP measurements associated with one or more second SSBS in the same L1-RSRP measurement report.

45. The apparatus of claim 44 , wherein the one or more first SSBs are identified in the same L1-RSRP measurement report by respective SSB indexes included in a first SSB index range associated with the first SSB set; and

wherein the one or more second SSBs are identified in the same L1-RSRP measurement report by respective relative SSB indexes included in a second SSB index range associated with the second SSB set,

wherein the first SSB index range and the second SSB index range are non-overlapping SSB index ranges.

46. The apparatus of claim 44 , wherein each of the one or more first SSBs is identified in the same L1-RSRP measurement report by an indication of the first SSB set and an indication of an SSB index that indexes into the first SSB set; and

wherein each of the one or more second SSBs is identified in the same L1-RSRP measurement report by an indication of the second SSB set and an indication of an SSB index that indexes into the second SSB set.

Assignments (1)
ASSIGNMENT OF ASSIGNOR'S INTEREST Recorded May 4, 2021
From: KHOSHNEVISAN, MOSTAFA; ZHOU, YAN; LUO, TAO; ZHANG, XIAOXIA; GAAL, PETER; CHENDAMARAI KANNAN, ARUMUGAM; SUN, JING
To: QUALCOMM INCORPORATED
Reel/Frame 056132/0458 →
Continuity (2)
Provisional Application 62914690 · Oct 14, 2019
Related Publication 20210111817A1 · Apr 15, 2021