Granted Patent B2

US 12,212,505 · App. 18/469,488 · Granted Jan 28, 2025

Inventors: Muhammad Nazmul Islam (Littleton, MA); Tao Luo (San Diego, CA); Sundar Subramanian (San Diego, CA); Junyi Li (Fairless Hills, PA); Juergen Cezanne (Ocean Township, NJ)

Assignee: QUALCOMM Incorporated

H04L5/0007H04L1/08H04W72/044H04W72/1263H04W72/23H04L5/001H04L5/0048H04L27/2602H04L27/26025

Abstract

Claims (75)

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

one or more memories storing processor-executable code; and

one or more processors coupled with the one or more memories and individually or collectively operable to execute the code to cause the UE to:

determine a signal type and a sub-carrier spacing associated with a first reference signal, wherein the signal type corresponds to a data channel, and wherein the sub-carrier spacing is based at least in part on the signal type;

receive a first indication of a first amount of symbols to be used for reception of the first reference signal;

receive an second indication of a second amount of symbols to be used for reception of a second reference signal;

determine, based at least in part on the signal type, the sub-carrier spacing, and the first indication, the first amount of symbols to be used for reception of the first reference signal;

determine, based at least in part on the second indication, the second amount of symbols to be used for reception of the second reference signal;

receive the first reference signal via the first amount of symbols; and

receive the second reference signal via the second amount of symbols.

2. The UE of claim 1 , wherein the first amount of symbols comprises an amount of symbols to be used in a time duration for reception of the first reference signal.

3. The UE of claim 1 , wherein, to receive the first reference signal, the one or more processors are individually or collectively operable to execute the code to cause the UE to:

receive, based at least in part on the first amount of symbols, the first reference signal over a plurality of symbols; and

combine the plurality of symbols.

4. The UE of claim 3 , wherein, to combine the plurality of symbols, the one or more processors are individually or collectively operable to execute the code to cause the UE to:

determine, based at least in part on the sub-carrier spacing, a receiver algorithm, and

combine, based at least in part on the receiver algorithm, the plurality of symbols.

5. The UE of claim 1 , wherein the one or more processors are individually or collectively further operable to execute the code to cause the UE to:

determine a symbol duration for each of the first amount of symbols, wherein the first reference signal is received based at least in part on the symbol duration.

6. The UE of claim 1 , wherein the first reference signal comprises one of a beam refinement reference signal, a beam reference signal, or a channel state information reference signal.

7. The UE of claim 1 , wherein the first indication is received from a network entity via a control channel.

8. The UE of claim 7 , wherein the control channel comprises a radio resource control channel, a physical downlink control channel, a synchronization channel, or a broadcast channel.

9. The UE of claim 1 , wherein the one or more processors are individually or collectively further operable to execute the code to cause the UE to:

identify a spectrum band associated with the first reference signal, wherein the sub-carrier spacing is further based at least in part on the spectrum band.

10. The UE of claim 1 , wherein the first indication is received via one or more reserved bits of downlink control information of a control channel.

11. A method for wireless communication at a user equipment (UE), comprising:

determining a signal type and a sub-carrier spacing associated with a first reference signal, wherein the signal type corresponds to a data channel, and wherein the sub-carrier spacing is based at least in part on the signal type;

receiving a first indication of a first amount of symbols to be used for reception of the first reference signal;

receiving an second indication of a second amount of symbols to be used for reception of a second reference signal;

determining, based at least in part on the signal type, the sub-carrier spacing, and the first indication, the first amount of symbols to be used for reception of the first reference signal;

determining, based at least in part on the second indication, the second amount of symbols to be used for reception of the second reference signal;

receiving the first reference signal via the first amount of symbols; and

receiving the second reference signal via the second amount of symbols.

12. The method of claim 11 , wherein the first amount of symbols comprises an amount of symbols to be used in a time duration for reception of the first reference signal.

13. The method of claim 11 , wherein receiving the first reference signal comprises:

receiving, based at least in part on the first amount of symbols, the first reference signal over a plurality of symbols, and wherein the method further comprises:

determining, based at least in part on the sub-carrier spacing, a receiver algorithm; and

combining, based at least in part on the receiver algorithm, the plurality of symbols.

14. The method of claim 11 , further comprising:

determining a symbol duration for each of the first amount of symbols, wherein receiving the first reference signal is based at least in part on the symbol duration.

15. The method of claim 11 , wherein the first reference signal comprises one of a beam refinement reference signal, a beam reference signal, or a channel state information reference signal.

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

one or more memories storing processor-executable code; and

one or more processors coupled with the one or more memories and individually or collectively operable to execute the code to cause the UE to:

determine a signal type and a sub-carrier spacing associated with a first reference signal, wherein the signal type corresponds to a data channel, and wherein the sub-carrier spacing is based at least in part on the signal type;

determine, based at least in part on the signal type and the sub-carrier spacing, a first amount of symbols to be used for reception of the first reference signal;

receive, from a network device, an indication of a second amount of symbols to be used for reception of a second reference signal;

determine, based at least in part on the indication, the second amount of symbols to be used for reception of the second reference signal; and

receive the first reference signal via the first amount of symbols and the second reference signal via the second amount of symbols.

17. The UE of claim 16 , wherein the first amount of symbols comprises an amount of symbols to be used in a time duration for reception of the first reference signal.

18. The UE of claim 17 , wherein, to receive the first reference signal, the one or more processors are individually or collectively operable to execute the code to cause the UE to:

receive, based at least in part on the first amount of symbols, the first reference signal over a plurality of symbols; and

combine the plurality of symbols.

19. The UE of claim 18 , wherein, to combine the plurality of symbols, the one or more processors are individually or collectively operable to execute the code to cause the UE to:

determine, based at least in part on the sub-carrier spacing, a receiver algorithm; and

combine, based at least in part on the receiver algorithm, the plurality of symbols comprises.

20. The UE of claim 16 , wherein the one or more processors are individually or collectively further operable to execute the code to cause the UE to:

determine a symbol duration for each of the first amount of symbols, wherein the first reference signal is received based at least in part on the symbol duration.

21. The UE of claim 16 , wherein the first reference signal comprises one of a beam refinement reference signal, a beam reference signal, or a channel state information reference signal.

22. The UE of claim 16 , wherein the indication is received via one or more reserved bits of downlink control information of a control channel.

23. The UE of claim 16 , wherein the indication is received via a radio resource control channel, a physical downlink control channel, a synchronization channel, or a broadcast channel.

24. A method for wireless communication at a user equipment (UE), comprising:

determining a signal type and a sub-carrier spacing associated with a first reference signal, wherein the signal type corresponds to a data channel, and wherein the sub-carrier spacing is based at least in part on the signal type;

determining, based at least in part on the signal type and the sub-carrier spacing, a first amount of symbols to be used for reception of the first reference signal;

receiving, from a network device, an indication of a second amount of symbols to be used for reception of a second reference signal;

determining, based at least in part on the indication, the second amount of symbols to be used for reception of the second reference signal; and

receiving the first reference signal via the first amount of symbols and the second reference signal via the second amount of symbols.

25. The method of claim 24 , wherein the first amount of symbols comprises an amount of symbols to be used in a time duration for reception of the first reference signal.

26. The method of claim 24 , wherein receiving the first reference signal comprises:

receiving, based at least in part on the first amount of symbols, the first reference signal over a plurality of symbols, and wherein the method further comprises:

determining, based at least in part on the sub-carrier spacing, a receiver algorithm; and

combining, based at least in part on the receiver algorithm, the plurality of symbols.

27. The method of claim 24 , further comprising:

determining a symbol duration for each of the first amount of symbols, wherein receiving the first reference signal is based at least in part on the symbol duration.

28. The method of claim 24 , wherein the indication is received via one or more reserved bits of downlink control information of a control channel, and wherein the control channel comprises a radio resource control channel, a physical downlink control channel, a synchronization channel, or a broadcast channel.

Assignments (1)

Continuity (3)

References Cited (50)