Method and device for wireless communication

1 . A user equipment (UE) comprising:

a transceiver; and

a processor operatively coupled to the transceiver,

wherein the transceiver and the processor are configured to:

receive a first signal comprising configuration information indicating a threshold, and

responsive to any condition in a condition set being satisfied, execute at least one of a layer 3 (L3) filtered beam measurement or a cell measurement,

wherein the condition set includes at least:

reference signal receiving power (RSRP) of a special cell (SpCell) after layer 3 filtering is lower than the threshold, and

a message for the SpCell cell is received wherein the message is at least one of non-unicast or not supported by a legacy device.

2 . The UE according to claim 1 , wherein the message further comprises information indicating that the SpCell stops data transmission based on dynamic scheduling within at least one time window.

3 . The UE according to claim 1 , wherein:

the message comprises information indicating that the SpCell does not transmit a first-system information block within at least one time length,

when the message is not applied to the SpCell cell, the UE receives the system information block at least once within a time length, and

the system information block is one of a system information block 1 (SIB-1) or a main system information block (SIB).

4 . The UE according to claim 2 , wherein:

the message comprises information indicating that the SpCell does not transmit the system information block within at least one time length,

when the message is not applied to SpCell, the UE receives the SIB-1 at least once within a time length, and

the system information block is one of system information block 1 (SIB-1) or a main system information block (SIB).

5 . The UE according to claim 1 , wherein the first message comprises information indicating that the SpCell is in a network energy saving state.

6 . The UE according to claim 2 , wherein the message comprises information indicating that the SPCell is in a network energy saving state.

7 . The UE according to claim 3 , wherein the message comprises information indicating that the SpCell is in enters-a network energy saving state.

8 . The UE according to claim 1 , wherein the message comprises information indicating that the SpCell operates in at least one of discontinuous transmission (DTX) or discontinuous reception (DRX).

9 . The UE according to claim 2 , wherein the message comprises information indicating that the SpCell operates in at least one of discontinuous transmission (DTX) or discontinuous reception (DRX).

10 . The UE according to claim 3 , wherein the message comprises information indicating that the SpCell operates in at least one of discontinuous transmission (DTX) or discontinuous reception (DRX).

11 . The UE according to claim 1 , wherein:

the transceiver and the processor are further configured to receive a second signal comprising:

information indicating a conditional reconfiguration

a radio resource control (RRC) message, and

information indicating a measurement identity,

the transceiver and the processor are further configured to store the RRC message,

execution of the stored RRC message is conditioned on the measurement identity,

the processor is further configured to execute the stored RRC message when an event associated with the measurement identity is satisfied, and

the processor is further configured to determine whether the event associated with the measurement identify is satisfied based on whether the first message for the SPCell is received.

12 . The UEfirst node according to claim 2 , wherein:

the transceiver and the processor are further configured to receive a second signal comprising:

information indicating a conditional reconfiguration,

a radio resource control (RRC) message, and

information indicating a measurement identity,

the transceiver and the processor are further configured to store second signaling comprises storing the first RRC message,

execution of the stored RRC message is conditioned on the measurement identity,

the processor is further configured to execute the stored RRC message when an event associated with the measurement identity is satisfied, and;

the processor is further configured to determine whether the event associated with the measurement identify is satisfied based on whether the first message for the SPCell.

13 . The UE according to claim 3 , wherein:

the transceiver and the processor are further configured to receive a second signal comprising:

information indicating a conditional reconfiguration,

a radio resource control (RRC) message, and

information indicating a measurement identity,

the transceiver and the processor are further configured to store the RRC message,

execution of the stored RRC message is conditioned on the measurement identity,

the processor is further configured to execute the stored RRC message when an event associated with the measurement identity is satisfied, and

the processor is further configured to determine whether the event associated with the measurement identify is satisfied based on whether the first message for the SPCell is received.

14 . The UE according to claim 8 , wherein:

the transceiver and the processor are further configured to receive a second signal comprising:

information indicating a conditional reconfiguration,

a radio resource control (RRC) message, and

information indicating a measurement identity,

the transceiver and the processor are further configured to store the RRC message,

execution of the stored RRC message is conditioned on the measurement identity,

the processor is further configured to execute the stored RRC message when an event associated with the measurement identity is satisfied, and

the processor is further configured to determine whether the event associated with the measurement identify is satisfied based on whether the first message for the SPCell is received.

15 . The UE according to claim 1 , wherein the processor is further configured to determine whether to apply measurement relaxation based on receipt of the message for the SpCell.

16 . The UE according to claim 11 , wherein the processor is further configured to determine whether to apply measurement relaxation based on receipt of the message for the SpCell.

17 . A method, implemented in a user equipment (UE), the UE comprising:

receiving a first signal comprising configuration information indicating a threshold; and

responsive to any condition in a condition set being satisfied, executing at least one of a layer 3 filtered beam measurement or a cell measurement,

wherein the condition set includes at least:

reference signal receiving power (RSRP) of a special cell (SpCell) after layer 3 filtering is lower than the threshold, and

a message for the SpCell is received, wherein the message is at least one of non-unicast, or not supported by a legacy device.

18 . The method in a first node according to claim 17 , wherein the message further comprises information indicating that the SpCell stops data transmission based on dynamic scheduling within at least one time window.

19 . The method in a first node according to claim 17 , further comprising:

receiving a second signal comprising:

information indicating a conditional reconfiguration,

a radio resource control (RRC) message, and

information indicating a measurement identity,

the method further comprises storing the RRC message,

execution of the RRC message is conditioned on the first measurement identity,

the method further comprises executing the stored RRC message

when an event associated with the measurement identity is satisfied, and

the method further comprises determining whether the event associated with the measurement identity is satisfied based on whether the message for the SpCell is received.