IP Library › Granted Patent US 12,418,929
Granted Patent B2
US 12,418,929 · App. 17/125,221 · Granted Sep 16, 2025

Parameter configuration method and apparatus

Inventors: Ting Wang (Shanghai, CN); Jinlin Peng (Shanghai, CN); Hao Tang (Shanghai, CN); Zhenfei Tang (Shanghai, CN)
Assignee: HUAWEI TECHNOLOGIES CO., LTD.
H04W72/53H04L5/0094H04W72/0453H04W72/23
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Quick Facts
Patent No.
US 12,418,929
App. No.
17/125,221
Granted
Sep 16, 2025
Kind
B2
Abstract

Embodiments of this application relate to the communications field, and disclose a parameter configuration method, to resolve a problem of how to determine a parameter of a second-type bandwidth part BWP in a case of a discrete spectrum. A solution includes: for the parameter of the second-type BWP, determining a parameter determining rule based on a parameter type of the second-type BWP, where the second-type BWP includes N frequency domain resources, N is a positive integer, and N is greater than or equal to 2; and determining a parameter value of the second-type BWP according to the parameter determining rule. The embodiments of this application relate to a process of configuring the parameter of the second-type BWP.

Claims (51)

1. A parameter configuration method comprising:

for a parameter of a second-type bandwidth part (BWP), determining a parameter determining rule based on a parameter type of the second-type BWP, wherein the second-type BWP comprises N frequency domain resources utilized in a wireless communication system, N being a positive integer, N being greater than or equal to 2, and at least two of the N frequency domain resources utilized in the wireless communication system are nonconsecutive;

when the parameter determining rule is determined to be a first rule A, determining a parameter value of the second-type BWP based on an average value of parameter values of M frequency domain resources in the N frequency domain resources, and M is an integer greater than or equal to 1 and less than or equal to N;

when the parameter determining rule is determined to be a first rule B, determining the parameter value of the second-type BWP based on a largest parameter value in the parameter values of M frequency domain resources in the N frequency domain resources; and

when the parameter determining rule is determined to be a second rule, determining the parameter value of the second-type BWP based on a parameter value corresponding to a primary frequency domain resource used to transmit or receive a physical downlink control channel (PDCCH).

2. The parameter configuration method according to claim 1 , wherein the determining the parameter value of the second-type BWP based on the parameter values of the M frequency domain resources comprises:

determining the parameter value of the second-type BWP based on identifiers of the M frequency domain resources and M parameter values of the M frequency domain resources.

3. The parameter configuration method according to claim 2 , wherein the determining the parameter value of the second-type BWP based on the identifiers of the M frequency domain resources and the M parameter values of the M frequency domain resources comprises:

determining the parameter value of the second-type BWP based on a parameter value of a frequency domain resource corresponding to a largest identifier in the identifiers of the M frequency domain resources;

determining the parameter value of the second-type BWP based on a parameter value of a frequency domain resource corresponding to a smallest identifier in the identifiers of the M frequency domain resources; or

determining the parameter value of the second-type BWP based on a parameter value of a frequency domain resource corresponding to an identifier in the identifiers of the M frequency domain resources, wherein the identifier is a preconfigured identifier or a received identifier.

4. The parameter configuration method according to claim 1 , wherein the determining the parameter value of the second-type BWP based on the parameter values of the M frequency domain resources comprises:

determining the parameter value of the second-type BWP based on a smallest parameter value in the parameter values of the M frequency domain resources.

5. The parameter configuration method according to claim 1 , wherein the determining the parameter value of the second-type BWP based on the parameter values of the M frequency domain resources comprises, determining candidate values of the parameter value of the second-type BWP based on candidate values of the parameter values of the M frequency domain resources, and further comprises:

determining the candidate values of the parameter value of the second-type BWP based on a union set of the candidate values of the parameter values of the M frequency domain resources; or

determining the candidate values of the parameter value of the second-type BWP based on an intersection set of the candidate values of the parameter values of the M frequency domain resources.

6. A communications apparatus comprising:

a processor; and

a memory, wherein the memory is coupled to the processor, and the processor is configured to:

for a parameter of a second-type bandwidth part (BWP), determine a parameter determining rule based on a parameter type of the second-type BWP, wherein the second-type BWP comprises N frequency domain resources utilized in a wireless communication system, N being a positive integer, N being greater than or equal to 2, and at least two of the N frequency domain resources utilized in a wireless communication system are nonconsecutive;

when the parameter determining rule is determined to be a first rule A, determine a parameter value of the second-type BWP based on an average value of parameter values of M frequency domain resources in the N frequency domain resources, and M is an integer greater than or equal to 1 and less than or equal to N;

when the parameter determining rule is determined to be a first rule B, determine a parameter value of the second-type BWP based on a largest parameter value in the parameter values of M frequency domain resources in the N frequency domain resources; and

when the parameter determining rule is determined to be a second rule, determine the parameter value of the second-type BWP based on a parameter value corresponding to a primary frequency domain resource used to transmit or receive a physical downlink control channel (PDCCH).

7. The communications apparatus according to claim 6 , wherein the processor is further configured to:

determine the parameter value of the second-type BWP based on identifiers of the M frequency domain resources and M parameter values of the M frequency domain resources.

8. The communications apparatus according to claim 7 , wherein the processor is further configured to:

determine the parameter value of the second-type BWP based on a parameter value of a frequency domain resource corresponding to a largest identifier in the identifiers of the M frequency domain resources;

determine the parameter value of the second-type BWP based on a parameter value of a frequency domain resource corresponding to a smallest identifier in the identifiers of the M frequency domain resources; or

determine the parameter value of the second-type BWP based on a parameter value of a frequency domain resource corresponding to an identifier in the identifiers of the M frequency domain resources, wherein the identifier is a preconfigured identifier or a received identifier.

9. The communications apparatus according to claim 6 , wherein the processor is further configured to:

determine the parameter value of the second-type BWP based on a smallest parameter value in the parameter values of the M frequency domain resources.

10. The communications apparatus according to claim 6 , wherein the processor is further configured to:

determine candidate values of the parameter value of the second-type BWP based on candidate values of the parameter values of the M frequency domain resources, wherein:

the candidate values of the parameter value of the second-type BWP is determined based on a union set of the candidate values of the parameter values of the M frequency domain resources; or

the candidate values of the parameter value of the second-type BWP is determined based on an intersection set of the candidate values of the parameter values of the M frequency domain resources.

11. A non-transitory computer-readable storage medium, comprising a computer software instruction, wherein, when the computer software instruction is run on a computer, the computer is enabled to:

for a parameter of a second-type bandwidth part (BWP), determine a parameter determining rule based on a parameter type of the second-type BWP, wherein the second-type BWP comprises N frequency domain resources utilized in a wireless communication system, N being a positive integer, N being greater than or equal to 2, and at least two of the N frequency domain resources utilized in a wireless communication system are nonconsecutive;

when the parameter determining rule is determined to be a first rule A, determine a parameter value of the second-type BWP based on an average value of parameter values of M frequency domain resources in the N frequency domain resources, and M is an integer greater than or equal to 1 and less than or equal to N;

when the parameter determining rule is determined to be a first rule B, determine a parameter value of the second-type BWP based on a largest parameter value in the parameter values of M frequency domain resources in the N frequency domain resources; and

when the parameter determining rule is determined to be a second rule, determine the parameter value of the second-type BWP based on a parameter value corresponding to a primary frequency domain resource used to transmit or receive a physical downlink control channel (PDCCH).

12. The non-transitory computer-readable storage medium according to claim 11 , wherein the computer is enabled to:

determine the parameter value of the second-type BWP based on identifiers of the M frequency domain resources and M parameter values of the M frequency domain resources.

13. The non-transitory computer-readable storage medium according to claim 12 , wherein the computer is enabled to:

determine the parameter value of the second-type BWP based on a parameter value of a frequency domain resource corresponding to a largest identifier in the identifiers of the M frequency domain resources;

determine the parameter value of the second-type BWP based on a parameter value of a frequency domain resource corresponding to a smallest identifier in the identifiers of the M frequency domain resources; or

determine the parameter value of the second-type BWP based on a parameter value of a frequency domain resource corresponding to an identifier in the identifiers of the M frequency domain resources, wherein the identifier is a preconfigured identifier or a received identifier.

14. The non-transitory computer-readable storage medium according to claim 11 , wherein the computer is enabled to:

determine the parameter value of the second-type BWP based on a smallest parameter value in the parameter values of the M frequency domain resources.

15. The non-transitory computer-readable storage medium according to claim 11 , wherein the computer is enabled to determine candidate values of the parameter value of the second-type BWP based on candidate values of the parameter values of the M frequency domain resources, wherein:

the candidate values of the parameter value of the second-type BWP is determined based on a union set of the candidate values of the parameter values of the M frequency domain resources; or

the candidate values of the parameter value of the second-type BWP is determined based on an intersection set of the candidate values of the parameter values of the M frequency domain resources.

Assignments (1)
ASSIGNMENT OF ASSIGNOR'S INTEREST Recorded Jan 15, 2021
From: WANG, TING; PENG, JINLIN; TANG, HAO; TANG, ZHENFEI
To: HUAWEI TECHNOLOGIES CO., LTD.
Reel/Frame 054931/0505 →
Priority Claims (1)
CN 201810654748.1 · Jun 22, 2018 · national
Continuity (2)
Continuation PCTCN2019090427 · Jun 6, 2019
Related Publication 20210105783A1 · Apr 8, 2021
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