IP Library › Granted Patent US 11,832,337
Granted Patent B2
US 11,832,337 · App. 17/670,066 · Granted Nov 28, 2023

Method and device for determining timer configuration

Inventors: Rui Fan (Beijing, CN); Jinhua Liu (Beijing, CN)
Assignee: Telefonaktiebolaget LM Ericsson (publ)
H04W76/28H04L1/1819H04L1/1851H04L1/1854H04W52/0216H04W72/0453H04W72/12Y02D30/70
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Quick Facts
Patent No.
US 11,832,337
App. No.
17/670,066
Granted
Nov 28, 2023
Kind
B2
Abstract

Embodiments of the disclosure generally relate to determining configuration of a DRX timer. A wireless device determines a relationship between a DRX timer and different scheduling units and determines a time unit of the DRX timer based on the determined relationship. Then, the wireless device calculates a time interval indicated by the DRX timer based on the time unit.

Claims (33)

1. A method to be implemented in a wireless device, comprising:

determining per carrier a time unit of a discontinuous reception (DRX) timer based on one of a plurality of different numerologies, each numerology of the plurality of different numerologies indicating a frequency spacing configuration; and

determining a time interval indicated by the DRX timer based on the time unit, the time interval being associated with a duration of time for the DRX timer, wherein the determination of the time interval is based on which numerology is currently used.

2. The method of claim 1 , wherein the determination of the time interval based on which numerology is currently used comprises:

determining the time interval indicated by the DRX timer being associated with a first duration of time based on a first numerology when the first numerology is currently used, and determining the time interval indicated by the DRX timer being associated with a second duration of time different from the first duration of time based on a second numerology different from the first numerology when the second numerology is currently used.

3. The method of claim 2 , wherein the time unit of the DRX timer is associated with one of a drx-RetransmissionTimer and a drx-ULRetransmissionTimer.

4. The method of claim 2 , wherein the time unit of the DRX timer is associated with a Hybrid Automatic Repeat request (HARQ) process.

5. The method of claim 4 , wherein the time unit of the DRX timer is associated with a HARQ round trip time (RTT) timer of the HARQ process.

6. The method of claim 1 , wherein the determination of the time interval based on which numerology is currently used comprises:

determining the time interval indicated by the DRX timer being associated with a first duration of time when a first numerology is currently used, and determining the time interval indicated by the DRX timer being associated with the first duration of time when a second numerology different from the first numerology is currently used.

7. The method of claim 6 , wherein the time unit of the DRX timer is associated with one of an onDurationTimer, a drx-InactivityTimer, a drxShortCycleTimer, a shortDRX-Cycle, and a longDRX-CycleStartOffset.

8. The method of claim 1 , wherein the wireless device the wireless device is a network device or a terminal device.

9. A wireless device, comprising:

a processor, and

a non-transitory machine-readable medium coupled to the processor and storing instructions that when executed by the processor, are capable of causing the wireless device to perform:

determining per carrier a time unit of a discontinuous reception (DRX) timer based on one of a plurality of different numerologies, each numerology of the plurality of different numerologies indicating a frequency spacing configuration; and

determining a time interval indicated by the DRX timer based on the time unit, the time interval being associated with a duration of time for the DRX timer, wherein the determination of the time interval is based on which numerology is currently used.

10. The wireless device of claim 9 , wherein the determination of the time interval based on which numerology is currently used determining the time interval indicated by the DRX timer based on the time unit comprises:

determining the time interval indicated by the DRX timer being associated with a first duration of time based on a first numerology when the first numerology is supported when the first numerology is currently used, and determining the time interval indicated by the DRX timer being associated with a second duration of time different from the first duration of time based on a second numerology different from the first numerology when the second numerology is currently used.

11. The wireless device of claim 10 , wherein the time unit of the DRX timer is associated with one of a drx-RetransmissionTimer and a drx-ULRetransmissionTimer.

12. The wireless device of claim 10 , wherein the time unit of the DRX timer is associated with a Hybrid Automatic Repeat request (HARQ) process.

13. The wireless device of claim 12 , wherein the time unit of the DRX timer is associated with a HARQ round trip time (RTT) timer of the HARQ process.

14. The wireless device of claim 10 , wherein the determination of the time interval based on which numerology is currently used comprises:

determining the time interval indicated by the DRX timer being associated with a first duration of time when a first numerology is currently used, and determining the time interval indicated by the DRX timer being associated with the first duration of time when a second numerology different from the first numerology is currently used.

15. The wireless device of claim 14 , wherein the time unit of the DRX timer is associated with one of an onDurationTimer, a drx-InactivityTimer, a drxShortCycleTimer, a shortDRX-Cycle, and a longDRX-CycleStartOffset.

16. The wireless device of claim 10 , wherein the wireless device is a network device or a terminal device.

17. A non-transitory machine-readable medium having instructions stored thereon, the instructions, when executed by at least one processor, are capable of causing the at least one processor to perform:

determining per carrier a time unit of a discontinuous reception (DRX) timer based on one of a plurality of different numerologies, each numerology of the plurality of different numerologies indicating a frequency spacing configuration; and

determining a time interval indicated by the DRX timer based on the time unit, the time interval being associated with a duration of time for the DRX timer, wherein the determination of the time interval is based on which numerology is currently used.

18. The non-transitory machine-readable medium of claim 17 , wherein the determination of the time interval based on which numerology is currently used comprises:

determining the time interval indicated by the DRX timer being associated with a first duration of time based on a first numerology when the first numerology is currently used, and determining the time interval indicated by the DRX timer being associated with a second duration of time different from the first duration of time based on a second numerology different from the first numerology when the second numerology is currently used.

19. The non-transitory machine-readable medium of claim 18 , wherein the time unit of the DRX timer is associated with one of a drx-RetransmissionTimer and a drx-ULRetransmissionTimer.

20. The non-transitory machine-readable medium of claim 18 , wherein the time unit of the DRX timer is associated with a Hybrid Automatic Repeat request (HARQ) process.

Assignments (1)
ASSIGNMENT OF ASSIGNOR'S INTEREST Recorded Apr 18, 2022
From: FAN, RUI; LIU, JINHUA
To: TELEFONAKTIEBOLAGET LM ERICSSON (PUBL)
Reel/Frame 059627/0764 →
Priority Claims (1)
WO PCT/CN2017/077915 · Mar 23, 2017 · international
Continuity (3)
Continuation 16859734 · Apr 27, 2020
Continuation 15774278
Related Publication 20220248496A1 · Aug 4, 2022