METHOD AND APPARATUS FOR POWER SAVING ON SIDELINK

1 . An apparatus, comprising:

a computer-readable medium having stored thereon computer-executable instructions;

receiver circuitry;

transmitter circuitry; and

a processor coupled to the computer-readable medium, the receiver circuitry, and the transmitter circuitry, the computer-executable instructions being executable by the processor to cause the apparatus to:

determine whether a sidelink (SL) discontinuous reception (DRX) procedure is enabled; and

receive, in response to the SL DRX procedure being enabled, SL DRX configuration information, wherein the SL DRX configuration information indicates a priority of the SL DRX procedure.

2 . The apparatus of claim 1 , wherein the SL DRX configuration information is determined based on a priority of predicted reception traffic.

3 . The apparatus of claim 1 , wherein the SL DRX configuration information is determined based on a default priority of the SL DRX procedure.

4 . The apparatus of claim 1 , wherein the SL DRX configuration information includes a parameter indicating the priority of the SL DRX procedure, and the parameter is selected from one or more priority values.

5 . The apparatus of claim 1 , wherein the computer-executable instructions are executable by the processor to cause the apparatus to:

compare a priority of a partial sensing procedure and the priority of the SL DRX procedure.

6 . The apparatus of claim 5 , wherein the priority of the partial sensing procedure is determined based on a priority of predicted transmission traffic.

7 . The apparatus of claim 5 , wherein the priority of the partial sensing procedure is determined based on a default priority of the partial sensing procedure.

8 . The apparatus of claim 5 , wherein the computer-executable instructions are executable by the processor to cause the apparatus to:

perform, in response to the priority of the SL DRX procedure being higher than the priority of the partial sensing procedure, a sensing operation in an on sensing duration of the partial sensing procedure when the on sensing duration is located within an on duration of the SL DRX, procedure; and

monitor one or more partial sensing subframes for physical sidelink shared channel (PSSCH) transmission.

9 . The apparatus of claim 5 , wherein the computer-executable instructions are executable by the processor to cause the apparatus to:

stop, in response to the priority of the SL DRX procedure being higher than the priority of the partial sensing procedure, performing a sensing operation in an on sensing duration of the partial sensing procedure when the on sensing duration is located within an off duration of the SL DRX procedure.

10 . The apparatus of claim 9 , wherein the computer-executable instructions are executable by the processor to cause the apparatus to:

use in response to supporting a random selection procedure for a resource pool, the random selection procedure to select a resource from a set of candidate subframes corresponding to the on sensing duration of the partial sensing procedure when the on sensing duration is located within the off duration of the SL DRX procedure.

11 - 23 . (canceled)

24 . An apparatus, comprising:

a computer-readable medium having stored thereon computer-executable instructions;

receiver circuitry;

transmitter circuitry; and

a processor coupled to the computer-readable medium, the receiver circuitry, and the transmitter circuitry, the computer-executable instructions being executable by the processor to cause the apparatus to:

receive, from a first UE, partial sensing configuration information; and

determine sidelink (SL) discontinuous reception (DRX) configuration information for the first UE.

25 . The apparatus of claim 24 , wherein the computer-executable instructions are executable by the processor to cause the apparatus to:

transmit, to the first UE, a first indicator to trigger a SL DRX procedure.

26 . The apparatus of claim 25 , wherein the first indicator is included in one or more of sidelink control information (SCI) or a media access control (MAC) control element (CE).

27 . The apparatus of claim 24 , wherein the computer-executable instructions are executable by the processor to cause the apparatus to:

transmit the SL DRX configuration information to the first UE.

28 . The apparatus of claim 24 , wherein the SL DRX configuration information is determined based on the partial sensing configuration information.

29 - 36 . (canceled)

37 . An apparatus, comprising:

a computer-readable medium having stored thereon computer-executable instructions;

receiver circuitry;

transmitter circuitry; and

a processor coupled to the computer-readable medium, the receiver circuitry, and the transmitter circuitry, the computer-executable instructions being executable by the processor to cause the apparatus to:

receive partial sensing configuration information; and

determine sidelink (SL) discontinuous reception (DRX) configuration information for a first UE.

38 . The apparatus of claim 37 , wherein the partial sensing configuration information is included in a request to trigger a SL DRX procedure for the first UE, and wherein the request is transmitted from a second UE.

39 . The apparatus of claim 37 , wherein the partial sensing configuration information is received from the first UE.

40 . The apparatus of claim 37 , wherein the computer-executable instructions are executable by the processor to cause the apparatus to:

transmit the SL DRX configuration information.

41 - 46 . (canceled)

47 . The apparatus of claim 37 , wherein to determine the SL DRX configuration information, the computer-executable instructions are executable by the processor to cause the apparatus to:

compare a priority for traffic to be transmitted and a priority of a partial sensing procedure for the first UE.

48 - 50 . (canceled)