IP Library Granted Patent US 12,245,261
Granted Patent B2
US 12,245,261 · App. 17/657,686 · Granted Mar 4, 2025

Method and apparatus for channel and interference measurement in a wireless communications system

Inventors: Dalin Zhu (Richardson, TX); Eko Onggosanusi (Coppell, TX)
Assignee: Samsung Electronics Co., Ltd.
H04W72/541H04W56/001H04W72/046H04W72/23H04W72/542
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Quick Facts
Patent No.
US 12,245,261
App. No.
17/657,686
Granted
Mar 4, 2025
Kind
B2
Abstract

Methods and apparatuses for channel and interference measurement in a wireless communication system. A method for operating a user equipment (UE) includes receiving a reporting setting and receiving a resource setting associated with the reporting setting. The reporting setting is configured with a higher layer parameter reportQuantity that is set to at least cri-SINR. The resource setting is configured with a higher layer parameter resourceType that is set to aperiodic, periodic, or semi-persistent. The method further includes receiving a first set of reference signals (RSs) through a first set of RS resources; receiving a second set of RSs through a second set of RS resources; measuring at least one RS in the first or second sets of RSs; and determining, based on the reporting setting and the measured at least one RS, one or more layer-1 signal-to-noise and interference ratios (L1-SINRs).

Claims (123)

1. A user equipment (UE), comprising:

a transceiver configured to:

receive a reporting setting, wherein the reporting setting is configured with a higher layer parameter reportQuantity that is set to at least cri-SINR;

receive a resource setting associated with the reporting setting, wherein the resource setting is configured with a higher layer parameter resourceType that is set to aperiodic, periodic, or semi-persistent; and

receive, based on the resource setting:

a first set of reference signals (RSs) through a first set of RS resources;

a second set of RSs through a second set of RS resources;

a third set of RSs through a third set of RS resources; and

a fourth set of RSs through a fourth set of RS resources; and

a processor operably coupled to the transceiver, the processor configured to:

measure at least one RS from the first or second sets of RSs;

determine, based on the measured at least one RS from the first or second sets of RSs a first layer-1 signal-to-noise and interference ratio (L1-SINR);

measure at least one RS from the third and fourth sets of RSs; and

determine, based on the measured at least one RS from the third and fourth sets of RSs, a second L1-SINR,

wherein the transceiver is further configured to transmit, in a single CSI reporting instance, the first and second L1-SINRs.

2. The UE of claim 1 , wherein:

the first and second sets of RS resources are configured in the resource setting;

the first set of RS resources corresponds to a first channel state information (CSI) resource set, wherein the first CSI resource set corresponds to at least one of:

a synchronization signal block (SSB) resource set provided by a higher layer parameter CSI-SSB-ResourceSet; and

a non-zero power channel state information reference signal (NZP CSI-RS) resource set provided by a higher layer parameter nzp-CSI-RS-ResourceSet; and

the second set of RS resources corresponds to a second CSI resource set, wherein the second CSI resource set corresponds to at least one of:

a SSB resource set provided by a higher layer parameter CSI-SSB-ResourceSet; and

a NZP CSI-RS resource set provided by a higher layer parameter nzp-CSI-RS-ResourceSet.

3. The UE of claim 1 , wherein:

the first and second sets of RS resources are configured in the resource setting;

the first set of RS resources corresponds to a channel state information (CSI) resource set, wherein the CSI resource set corresponds to at least one of:

a synchronization signal block (SSB) resource set provided by a higher layer parameter CSI-SSB-ResourceSet; and

a non-zero power channel state information reference signal (NZP CSI-RS) resource set provided by a higher layer parameter nzp-CSI-RS-ResourceSet; and

the second set of RS resources corresponds to at least one of:

a CSI interference measurement (CSI-IM) resource set provided by a higher layer parameter CSI-IM-ResourceSet; and

a NZP CSI-RS resource set for interference measurement provided by a higher layer parameter nzp-CSI-RS-ResourceSetForInterference.

4. The UE of claim 1 , wherein:

the third and fourth sets of RS resources are configured in the resource setting;

the third set of RS resources corresponds to channel state information (CSI) resource set,

wherein the CSI resource set corresponds to at least one of:

a synchronization signal block (SSB) resource set provided by a higher layer parameter CSI-SSB-ResourceSet; and

a non-zero power channel state information reference signal (NZP CSI-RS) resource set provided by a higher layer parameter nzp-CSI-RS-ResourceSet; and

the fourth set of RS resources corresponds to at least one of:

a CSI interference measurement (CSI-IM) resource set provided by a higher layer parameter CSI-IM-ResourceSet; and

a NZP CSI-RS resource set for interference measurement provided by a higher layer parameter nzp-CSI-RS-ResourceSetForInterference.

5. The UE of claim 1 , wherein:

the at least one RS from the first or second sets of RSs is a first RS in the first set of RSs,

the processor is further configured to measure a second RS in the second set of RSs, and

the determined first L1-SINR is based on the measured first and second RSs.

6. A base station (BS), comprising:

a transceiver configured to:

transmit a reporting setting, wherein the reporting setting is configured with a higher layer parameter reportQuantity that is set to at least cri-SINR;

transmit a resource setting associated with the reporting setting, wherein the resource setting is configured with a higher layer parameter resourceType that is set to aperiodic, periodic, or semi-persistent;

transmit, based on the resource setting;

a first set of reference signals (RSs) through a first set of RS resources;

a second set of RSs through a second set of RS resources;

a third set of RSs through a third set of RS resources; and

a fourth set of RSs through a fourth set of RS resources; and

receive, in a single CSI reporting instance, first and second layer-1 signal-to-noise and interference ratios (L1-SINRs),

wherein the first L1-SINR is based on measurement of at least one RS from the first or second sets of RSs, and

wherein the second L1-SINR is based on measurement of at least one RS from the third and fourth sets of RSs.

7. The BS of claim 6 , wherein:

the first and second sets of RS resources are configured in the resource setting;

the first set of RS resources corresponds to a first channel state information (CSI) resource set, wherein the first CSI resource set corresponds to at least one of:

a synchronization signal block (SSB) resource set provided by a higher layer parameter CSI-SSB-ResourceSet; and

a non-zero power channel state information reference signal (NZP CSI-RS) resource set provided by a higher layer parameter nzp-CSI-RS-ResourceSet; and

the second set of RS resources corresponds to a second CSI resource set, wherein the second CSI resource set corresponds to at least one of:

a SSB resource set provided by a higher layer parameter CSI-SSB-ResourceSet; and

a NZP CSI-RS resource set provided by a higher layer parameter nzp-CSI-RS-ResourceSet.

8. The BS of claim 6 , wherein:

the first and second sets of RS resources are configured in the resource setting;

the first set of RS resources corresponds to a channel state information (CSI) resource set, wherein the CSI resource set corresponds to at least one of:

a synchronization signal block (SSB) resource set provided by a higher layer parameter CSI-SSB-ResourceSet; and

a non-zero power channel state information reference signal (NZP CSI-RS) resource set provided by a higher layer parameter nzp-CSI-RS-ResourceSet; and

the second set of RS resources corresponds to at least one of:

a CSI interference measurement (CSI-IM) resource set provided by a higher layer parameter CSI-IM-ResourceSet; and

a NZP CSI-RS resource set for interference measurement provided by a higher layer parameter nzp-CSI-RS-ResourceSetForInterference.

9. The BS of claim 8 , wherein:

third and fourth sets of RS resources are configured in the resource setting;

the third set of RS resources corresponds to channel state information (CSI) resource set, wherein the CSI resource set corresponds to at least one of:

a synchronization signal block (SSB) resource set provided by a higher layer parameter CSI-SSB-ResourceSet; and

a non-zero power channel state information reference signal (NZP CSI-RS) resource set provided by a higher layer parameter nzp-CSI-RS-ResourceSet; and

the fourth set of RS resources corresponds to at least one of:

a CSI interference measurement (CSI-IM) resource set provided by a higher layer parameter CSI-IM-ResourceSet; and

a NZP CSI-RS resource set for interference measurement provided by a higher layer parameter nzp-CSI-RS-ResourceSetForInterference.

10. The BS of claim 6 , wherein:

the at least one RS from the first or second sets of RSs is a first RS in the first set of RSs, and

the first L1-SINR is based on measurement of the first RS and a second RSs in the second set of RS.

11. A method for operating a user equipment (UE), the method comprising:

receiving a reporting setting, wherein the reporting setting is configured with a higher layer parameter reportQuantity that is set to at least cri-SINR;

receiving a resource setting associated with the reporting setting, wherein the resource setting is configured with a higher layer parameter resourceType that is set to aperiodic, periodic, or semi-persistent;

receiving, based on the resource setting:

a first set of reference signals (RSs) through a first set of RS resources;

a second set of RSs through a second set of RS resources;

a third set of RSs through a third set of RS resources; and

a fourth set of RSs through a fourth set of RS resources;

measuring at least one RS from the first or second sets of RSs;

determining, based on the measured at least one RS from the first or second sets of RSs, a first layer-1 signal-to-noise and interference ratio (L1-SINR);

measuring at least one RS from the third and fourth sets of RSs;

determining, based on the measured at least one RS from the third and fourth sets of RSs, a second L1-SINR; and

transmitting, in a single CSI reporting instance, the first and second L1-SINRs.

12. The method of claim 11 , wherein:

the first and second sets of RS resources are configured in the resource setting;

the first set of RS resources corresponds to a first channel state information (CSI) resource set, wherein the first CSI resource set corresponds to at least one of:

a synchronization signal block (SSB) resource set provided by a higher layer parameter CSI-SSB-ResourceSet; and

a non-zero power channel state information reference signal (NZP CSI-RS) resource set provided by a higher layer parameter nzp-CSI-RS-ResourceSet; and

the second set of RS resources corresponds to a second CSI resource set, wherein the second CSI resource set corresponds to at least one of:

a SSB resource set provided by a higher layer parameter CSI-SSB-ResourceSet; and

a NZP CSI-RS resource set provided by a higher layer parameter nzp-CSI-RS-ResourceSet.

13. The method of claim 11 , wherein:

the first and second sets of RS resources are configured in the resource setting;

the first set of RS resources corresponds to a channel state information (CSI) resource set, wherein the CSI resource set corresponds to at least one of:

a synchronization signal block (SSB) resource set provided by a higher layer parameter CSI-SSB-ResourceSet; and

a non-zero power channel state information reference signal (NZP CSI-RS) resource set provided by a higher layer parameter nzp-CSI-RS-ResourceSet; and

the second set of RS resources corresponds to at least one of:

a CSI interference measurement (CSI-IM) resource set provided by a higher layer parameter CSI-IM-ResourceSet; and

a NZP CSI-RS resource set for interference measurement provided by a higher layer parameter nzp-CSI-RS-ResourceSetForInterference.

14. The method of claim 11 , wherein:

the third and fourth sets of RS resources are configured in the resource setting;

the third set of RS resources corresponds to channel state information (CSI) resource set, wherein the CSI resource set corresponds to at least one of:

a synchronization signal block (SSB) resource set provided by a higher layer parameter CSI-SSB-ResourceSet; and

a non-zero power channel state information reference signal (NZP CSI-RS) resource set provided by a higher layer parameter nzp-CSI-RS-ResourceSet; and

the fourth set of RS resources corresponds to at least one of:

a CSI interference measurement (CSI-IM) resource set provided by a higher layer parameter CSI-IM-ResourceSet; and

a NZP CSI-RS resource set for interference measurement provided by a higher layer parameter nzp-CSI-RS-ResourceSetForInterference.

15. The method of claim 11 , further comprising:

measuring a second RS in the second set of RSs,

wherein the at least one RS from the first or second sets of RSs is a first RS in the first set of RSs and wherein the determined first L1-SINR is determined based on the measured first and second RSs.

Assignments (1)
ASSIGNMENT OF ASSIGNOR'S INTEREST Recorded Apr 1, 2022
From: ZHU, DALIN; ONGGOSANUSI, EKO
To: SAMSUNG ELECTRONICS CO., LTD.
Reel/Frame 059474/0768 →
Continuity (2)
Provisional Application 63171351 · Apr 6, 2021
Related Publication 20220322361A1 · Oct 6, 2022
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