IP Library › Granted Patent US 12,309,701
Granted Patent B2
US 12,309,701 · App. 17/515,342 · Granted May 20, 2025

Method and device for determining parameter of power saving signal, terminal and storage medium

Inventor: Weijie Xu (Dongguan, CN)
Assignee: GUANGDONG OPPO MOBILE TELECOMMUNICATIONS CORP., LTD.
H04W52/0235H04W72/044H04W72/23
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Quick Facts
Patent No.
US 12,309,701
App. No.
17/515,342
Granted
May 20, 2025
Kind
B2
Abstract

The embodiments of the present disclosure provide a method and a device for determining a parameter of a power saving signal. The method includes determining a second physical downlink control channel (PDCCH) parameter of the power saving signal according to a first PDCCH parameter of a first bandwidth part (BWP) of a terminal.

Claims (68)

1. A method for determining a parameter of a power saving signal, comprising:

acquiring a first physical downlink control channel (PDCCH) parameter of a first bandwidth part (BWP) of a terminal; and

determining a second physical downlink control channel (PDCCH) parameter of the power saving signal according to the first PDCCH parameter of the first bandwidth part (BWP) of the terminal, wherein

a number of second PDCCH control resource sets of the power saving signal is the same as a number of first PDCCH control resource sets configured by the first BWP;

a number of the second PDCCH control resource sets of the power saving signal is the same as a number of the first PDCCH control resource sets of a PDCCH search space of the first BWP; or

a number of the second PDCCH control resource sets of the power saving signal is the same as a number of the first PDCCH control resource sets, having different quasi co-location information TCI states, of the PDCCH search space of the first BWP.

2. The method according to claim 1 , wherein:

the first PDCCH parameter comprises a parameter of the first PDCCH control resource set of the PDCCH search space of the first BWP; and

the determining the second PDCCH parameter of the power saving signal according to the first PDCCH parameter of the first BWP of the terminal, comprises:

determining a part of parameters of the second PDCCH control resource set of the power saving signal according to the parameter of the first PDCCH control resource set of the PDCCH search space of the first BWP.

3. The method according to claim 1 , wherein:

the first PDCCH parameter comprises a parameter of the first PDCCH control resource set of the PDCCH search space of the first BWP; and

the determining the second PDCCH parameter of the power saving signal according to the first PDCCH parameter of the first BWP of the terminal, comprises:

determining all parameters of the second PDCCH control resource set of the power saving signal according to the parameter of the first PDCCH control resource set of the PDCCH search space of the first BWP.

4. The method according to claim 1 , wherein:

the first PDCCH parameter comprises a parameter of a first PDCCH search space of the first BWP; and

the determining the second PDCCH parameter of the power saving signal according to the first PDCCH parameter of the first BWP of the terminal, comprises:

determining a part of parameters of a second PDCCH search space of the power saving signal according to the parameter of the first PDCCH search space.

5. The method according to claim 4 , wherein the method is applied to the terminal and further comprises:

receiving a second configuration signaling; and

determining another part of the parameters of the second PDCCH search space of the power saving signal according to the second configuration signaling.

6. The method according to claim 4 , wherein the method is applied to an access network device and further comprises:

sending a second configuration signaling, wherein the second configuration signaling is configured to indicate another part of the parameters of the second PDCCH search space of the power saving signal.

7. The method according to claim 1 , wherein:

the first PDCCH parameter comprises a parameter of a first PDCCH search space of the first BWP; and

the determining the second PDCCH parameter of the power saving signal according to the first PDCCH parameter of the first BWP of the terminal, comprises:

determining one or more target PDCCH search spaces in the first PDCCH search space of the BWP; and

determining a part or all of parameters of a second PDCCH search space of the power saving signal according to a parameter of the target PDCCH search space.

8. The method according to claim 1 , further comprising:

acquiring, after an activated BWP is switched from the first BWP to a second BWP, a third PDCCH parameter of the second BWP; and

re-determining the second PDCCH parameter of the power saving signal according to the third PDCCH parameter.

9. The method according to claim 1 , wherein the first BWP is a designated BWP among a plurality of BWPs corresponding to the terminal.

10. A device, comprising:

a processor;

a transceiver, connected to the processor; and

a memory, configured to store an executable instruction of the processor,

wherein the processor is configured to load and execute the executable instruction to perform operations of:

acquiring a first physical downlink control channel (PDCCH) parameter of a first bandwidth part (BWP) of a terminal; and

determining a second physical downlink control channel (PDCCH) parameter of the power saving signal according to the first PDCCH parameter of the first bandwidth part (BWP) of the terminal, wherein

a number of second PDCCH control resource sets of the power saving signal is the same as a number of first PDCCH control resource sets configured by the first BWP;

a number of the second PDCCH control resource sets of the power saving signal is the same as a number of the first PDCCH control resource sets of a PDCCH search space of the first BWP; or

a number of the second PDCCH control resource sets of the power saving signal is the same as a number of the first PDCCH control resource sets, having different quasi co-location information TCI states, of the PDCCH search space of the first BWP.

11. The device according to claim 10 , wherein:

the first PDCCH parameter comprises a parameter of the first PDCCH control resource set of the PDCCH search space of the first BWP; and

the determining the second PDCCH parameter of the power saving signal according to the first PDCCH parameter of the first BWP of the terminal, comprises:

determining a part of parameters of the second PDCCH control resource set of the power saving signal according to the parameter of the first PDCCH control resource set of the PDCCH search space of the first BWP.

12. The device according to claim 10 , wherein:

the first PDCCH parameter comprises a parameter of the first PDCCH control resource set of the PDCCH search space of the first BWP; and

the determining the second PDCCH parameter of the power saving signal according to the first PDCCH parameter of the first BWP of the terminal, comprises:

determining all parameters of the second PDCCH control resource set of the power saving signal according to the parameter of the first PDCCH control resource set of the PDCCH search space of the first BWP.

13. The device according to claim 10 , wherein:

the first PDCCH parameter comprises a parameter of a first PDCCH search space of the first BWP; and

the determining the second PDCCH parameter of the power saving signal according to the first PDCCH parameter of the first BWP of the terminal, comprises:

determining a part of parameters of a second PDCCH search space of the power saving signal according to the parameter of the first PDCCH search space.

14. The device according to claim 13 , wherein the device is applied to the terminal, and the processor is further configured to load and execute the executable instruction to perform operations of:

receiving a second configuration signaling; and

determining another part of the parameters of the second PDCCH search space of the power saving signal according to the second configuration signaling.

15. The device according to claim 13 , wherein the device is applied to an access network device, and the processor is further configured to load and execute the executable instruction to perform operations of:

sending a second configuration signaling, wherein the second configuration signaling is configured to indicate another part of the parameters of the second PDCCH search space of the power saving signal.

16. The device according to claim 10 , wherein:

the first PDCCH parameter comprises a parameter of a first PDCCH search space of the first BWP; and

the determining the second PDCCH parameter of the power saving signal according to the first PDCCH parameter of the first BWP of the terminal, comprises:

determining one or more target PDCCH search space in the first PDCCH search space of the BWP; and

determining a part or all of parameters of a second PDCCH search space of the power saving signal according to a parameter of the target PDCCH search space.

17. The device according to claim 10 , wherein the processor is further configured to load and execute the executable instruction to perform operations of:

acquiring, after an activated BWP is switched from the first BWP to a second BWP, a third PDCCH parameter of the second BWP; and

re-determining the second PDCCH parameter of the power saving signal according to the third PDCCH parameter.

18. The device according to claim 10 , wherein the first BWP is a designated BWP among a plurality of BWPs corresponding to the terminal.

Assignments (1)
ASSIGNMENT OF ASSIGNOR'S INTEREST Recorded Oct 29, 2021
From: XU, WEIJIE
To: GUANGDONG OPPO MOBILE TELECOMMUNICATIONS CORP., LTD.
Reel/Frame 057968/0614 →
Continuity (2)
Continuation PCTCN2019085240 · Apr 30, 2019
Related Publication 20220060990A1 · Feb 24, 2022
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