Granted Patent B2

US 12,256,423 · App. 17/764,396 · Granted Mar 18, 2025

Inventor: Hsuan-Li Lin (Hsinchu, TW)

Assignee: MEDIATEK INC.

H04W72/542H04L5/0048

Abstract

Claims (99)

1. A method for scheduling restriction, comprising:

receiving, by a transceiver of an electronic device from a network, configuration information to configure a measurement resource for a signal quality measurement, the signal quality measurement determining a signal quality of a reference signal from the network to the electronic device;

determining, by processing circuitry of the electronic device, whether to apply the scheduling restriction based on the configuration information; and

in response to applying the scheduling restriction, determining when to apply the scheduling restriction based at least on a resource type of the measurement resource, the resource type being one of periodic, semi-persistent, and aperiodic.

2. The method according to claim 1 , wherein the signal quality of the reference signal includes a layer 1 (L1) reference signal received power (L1-RSRP) for the reference signal and the signal quality measurement includes an L1-RSRP measurement.

3. The method according to claim 1 , wherein

the configuration information further includes a reporting configuration for a reporting of the signal quality;

the measurement resource that is configured based on the configuration information is a periodic channel-state information reference signal (CSI-RS) resource or at least one synchronization signal block (SSB) and the resource type is periodic; and

determining when to apply the scheduling restriction includes applying the scheduling restriction when the reporting of the signal quality is configured for the signal quality measurement based on the reporting configuration.

4. The method according to claim 3 , wherein

the measurement resource is the at least one SSB configured for the signal quality measurement, the at least one SSB corresponding to at least one SSB index; and

applying the scheduling restriction includes:

allowing the signal quality measurement on symbols corresponding to the at least one SSB index; and

disallowing uplink (UL) transmission and/or downlink (DL) reception by the electronic device on the symbols corresponding to the at least one SSB index.

5. The method according to claim 3 , wherein

the measurement resource is the periodic CSI-RS resource configured for the signal quality measurement; and

applying the scheduling restriction includes:

allowing the signal quality measurement on at least one symbol corresponding to the periodic CSI-RS resource; and

disallowing UL transmission and/or DL reception by the electronic device on the at least one symbol corresponding to the periodic CSI-RS resource.

6. The method according to claim 1 , wherein

the configuration information further indicates a reporting configuration for a reporting of the signal quality, the reporting being semi-persistent or aperiodic;

the measurement resource that is configured based on the configuration information is a semi-persistent CSI-RS resource or an aperiodic CSI-RS; and

determining when to apply the scheduling restriction includes applying the scheduling restriction when (i) the reporting for the signal quality is configured for the signal quality measurement based on the reporting configuration and (ii) at least one of the measurement resource and the reporting is triggered or activated by the network.

7. The method according to claim 6 , wherein

the at least one of the measurement resource and the reporting includes the measurement resource and the reporting;

the reporting is semi-persistent, the measurement resource is the semi-persistent CSI-RS resource, and the configuration information further indicates whether a medium access control-control element (MAC-CE) is used to activate the scheduling restriction or downlink control information (DCI) is used to trigger the scheduling restriction;

when the configuration information indicates that the MAC-CE is used, the method further includes receiving the MAC-CE to activate the measurement resource and the reporting;

when the configuration information indicates that the DCI is used, the method further includes receiving the DCI to trigger the measurement resource and the reporting; and

applying the scheduling restriction includes:

allowing the signal quality measurement on at least one symbol corresponding to the semi-persistent CSI-RS resource; and

disallowing UL transmission and/or DL reception by the electronic device on the at least one symbol corresponding to the semi-persistent CSI-RS resource.

8. The method according to claim 6 , wherein

the at least one of the measurement resource and the reporting includes the measurement resource;

the reporting is aperiodic, the measurement resource is the semi-persistent CSI-RS resource, the configuration information further indicates whether a MAC-CE is used to activate the scheduling restriction or DCI is used to trigger the scheduling restriction;

when the configuration information indicates that the MAC-CE is used, the method further includes receiving the MAC-CE to activate the measurement resource;

when the configuration information indicates that the DCI is used, the method further includes receiving the DCI to trigger the measurement resource; and

applying the scheduling restriction includes:

allowing the signal quality measurement on at least one symbol corresponding to the semi-persistent CSI-RS resource; and

disallowing UL transmission and/or DL reception by the electronic device on the at least one symbol corresponding to the semi-persistent CSI-RS resource.

9. The method according to claim 6 , wherein

the at least one of the measurement resource and the reporting includes the measurement resource and the reporting;

the reporting is aperiodic, the measurement resource is the aperiodic CSI-RS resource, and the configuration information further indicates DCI is used to trigger the scheduling restriction;

the method further includes receiving the DCI to trigger the measurement resource and the reporting; and

applying the scheduling restriction includes:

allowing the signal quality measurement on at least one symbol corresponding to the aperiodic CSI-RS resource; and

disallowing UL transmission and/or DL reception by the electronic device on the at least one symbol corresponding to the aperiodic CSI-RS resource.

10. The method according to claim 1 , wherein determining whether to apply the scheduling restriction comprises:

when the measurement resource satisfies a condition, no scheduling restriction is applied to the measurement resource, the condition including that (i) the measurement resource is a CSI-RS, (ii) the CSI-RS is quasi co-located with an active transmission configuration indicator (TCI) state for physical downlink shared channel (PDSCH)/physical downlink control channel (PDCCH), (iii) the CSI-RS is not in a CSI-RS resource set with a higher layer parameter ‘repetition’ being ON, and (iv) the CSI-RS is in a CSI-RS resource set with the higher layer parameter ‘repetition’ set to OFF; and

when the measurement resource does not satisfy the condition, the scheduling restriction is determined to be applicable to the measurement resource.

11. An electronic device for scheduling restriction, comprising:

a transceiver that is configured to receive from a network configuration information to configure a measurement resource for a signal quality measurement, the signal quality measurement determining a signal quality of a reference signal from the network to the electronic device; and

processing circuitry configured to:

determine whether to apply the scheduling restriction based on the configuration information; and

in response to applying the scheduling restriction, determine when to apply the scheduling restriction based at least on a resource type of the measurement resource, the resource type being one of periodic, semi-persistent, and aperiodic.

12. The electronic device according to claim 11 , wherein the signal quality of the reference signal includes a layer 1 (L1) reference signal received power (L1-RSRP) for the reference signal and the signal quality measurement includes an L1-RSRP measurement.

13. The electronic device according to claim 11 , wherein

the configuration information further includes a reporting configuration for a reporting of the signal quality;

the measurement resource that is configured based on the configuration information is a periodic channel-state information reference signal (CSI-RS) resource or at least one synchronization signal block (SSB) and the resource type is periodic; and

the processing circuitry is configured to apply the scheduling restriction when the reporting of the signal quality is configured for the signal quality measurement based on the reporting configuration.

14. The electronic device according to claim 13 , wherein

the measurement resource is the at least one SSB configured for the signal quality measurement, the at least one SSB corresponding to at least one SSB index; and

the processing circuitry is configured to:

allow the signal quality measurement on symbols corresponding to the at least one SSB index; and

disallow uplink (UL) transmission and/or downlink (DL) reception by the electronic device on the symbols corresponding to the at least one SSB index.

15. The electronic device according to claim 13 , wherein

the measurement resource is the periodic CSI-RS resource configured for the signal quality measurement; and

the processing circuitry is configured to:

allow the signal quality measurement on at least one symbol corresponding to the periodic CSI-RS resource; and

disallow UL transmission and/or DL reception by the electronic device on the at least one symbol corresponding to the periodic CSI-RS resource.

16. The electronic device according to claim 11 , wherein

the configuration information further indicates a reporting configuration for a reporting of the signal quality, the reporting being semi-persistent or aperiodic;

the measurement resource that is configured based on the configuration information is a semi-persistent CSI-RS resource or an aperiodic CSI-RS; and

the processing circuitry is configured to apply the scheduling restriction when (i) the reporting for the signal quality is configured for the signal quality measurement based on the reporting configuration and (ii) at least one of the measurement resource and the reporting is triggered or activated by the network.

17. The electronic device according to claim 16 , wherein

the at least one of the measurement resource and the reporting includes the measurement resource and the reporting;

the reporting is semi-persistent, the measurement resource is the semi-persistent CSI-RS resource, and the configuration information further indicates whether a medium access control-control element (MAC-CE) is used to activate the scheduling restriction or downlink control information (DCI) is used to trigger the scheduling restriction;

when the configuration information indicates that the MAC-CE is used, the transceiver is configured to receive the MAC-CE to activate the measurement resource and the reporting;

when the configuration information indicates that the DCI is used, the transceiver is configured to receive the DCI to trigger the measurement resource and the reporting; and

the processing circuitry is configured to:

allow the signal quality measurement on at least one symbol corresponding to the semi-persistent CSI-RS resource; and

disallow UL transmission and/or DL reception by the electronic device on the at least one symbol corresponding to the semi-persistent CSI-RS resource.

18. The electronic device according to claim 16 , wherein

the at least one of the measurement resource and the reporting includes the measurement resource;

the reporting is aperiodic, the measurement resource is the semi-persistent CSI-RS resource, the configuration information further indicates whether a MAC-CE is used to activate the scheduling restriction or DCI is used to trigger the scheduling restriction;

when the configuration information indicates that the MAC-CE is used, the transceiver is configured to receive the MAC-CE to activate the measurement resource;

when the configuration information indicates that the DCI is used, the transceiver is configured to receive the DCI to trigger the measurement resource; and

the processing circuitry is configured to:

allow the signal quality measurement on at least one symbol corresponding to the semi-persistent CSI-RS resource; and

disallow UL transmission and/or DL reception by the electronic device on the at least one symbol corresponding to the semi-persistent CSI-RS resource.

19. The electronic device according to claim 16 , wherein

the at least one of the measurement resource and the reporting includes the measurement resource and the reporting;

the reporting is aperiodic, the measurement resource is the aperiodic CSI-RS resource, and the configuration information further indicates DCI is used to trigger the scheduling restriction;

the transceiver is configured to receive the DCI to trigger the measurement resource and the reporting; and

the processing circuitry is configured to:

allow the signal quality measurement on at least one symbol corresponding to the aperiodic CSI-RS resource; and

disallow UL transmission and/or DL reception by the electronic device on the at least one symbol corresponding to the aperiodic CSI-RS resource.

20. The electronic device according to claim 11 , wherein the processing circuitry is configured to:

determine that no scheduling restriction is applied to the measurement resource when the measurement resource satisfies a condition, the condition including that (i) the measurement resource is a CSI-RS, (ii) the CSI-RS is quasi co-located with an active transmission configuration indicator (TCI) state for physical downlink shared channel (PDSCH)/physical downlink control channel (PDCCH), (iii) the CSI-RS is not in a CSI-RS resource set with a higher layer parameter ‘repetition’ being ON, and (iv) the CSI-RS is in a CSI-RS resource set with the higher layer parameter ‘repetition’ set to OFF; and

determine that the scheduling restriction is applicable to the measurement resource when the measurement resource does not satisfy the condition.

Assignments (1)

Continuity (2)

References Cited (30)