Title:
CHANNEL STATE INFORMATION REFERENCE SIGNAL (CSI-RS) RESOURCE ACTIVATION OR DEACTIVATION WITHIN A RESOURCE SET
Document Type and Number:
WIPO Patent Application WO/2022/077414
Kind Code:
A1
Abstract:
This disclosure provides systems, methods and apparatus for channel state information reference signal (CSI-RS) resource activation or deactivation within a resource set. In one aspect, a base station (BS) may transmit control signaling to a user equipment (UE) including an indication to switch an activity status of one or more CSI measurement resources within a CSI resource set from an activated state or a deactivated state to the other. The control signaling may include a bitmap indication for the activity status for the one or more CSI measurement resources or a CSI measurement resource identifier for each CSI measurement resource in an activated state. The UE may transmit a CSI report including information from measuring a channel state, a channel interference, or both for the one or more CSI measurement resources based on the activity status of each.
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Inventors:
KHOSHNEVISAN MOSTAFA (US)
HAO CHENXI (US)
ZHANG YU (US)
ZHANG XIAOXIA (US)
CHEN WANSHI (US)
XIAO LEI (US)
HAO CHENXI (US)
ZHANG YU (US)
ZHANG XIAOXIA (US)
CHEN WANSHI (US)
XIAO LEI (US)
Application Number:
PCT/CN2020/121381
Publication Date:
April 21, 2022
Filing Date:
October 16, 2020
Export Citation:
Assignee:
QUALCOMM INC (US)
KHOSHNEVISAN MOSTAFA (US)
HAO CHENXI (CN)
ZHANG YU (CN)
ZHANG XIAOXIA (US)
CHEN WANSHI (US)
XIAO LEI (US)
KHOSHNEVISAN MOSTAFA (US)
HAO CHENXI (CN)
ZHANG YU (CN)
ZHANG XIAOXIA (US)
CHEN WANSHI (US)
XIAO LEI (US)
International Classes:
H04L1/16
Domestic Patent References:
WO2017128175A1 | 2017-08-03 | |||
WO2018107029A1 | 2018-06-14 | |||
WO2019077749A1 | 2019-04-25 |
Foreign References:
CN111587553A | 2020-08-25 |
Other References:
ERICSSON: "Corrections and clarifications on CSI measurements", 3GPP DRAFT; R1-1802741 CORRECTIONS AND CLARIFICATIONS FOR CSI MEASUREMENT, 3RD GENERATION PARTNERSHIP PROJECT (3GPP), MOBILE COMPETENCE CENTRE ; 650, ROUTE DES LUCIOLES ; F-06921 SOPHIA-ANTIPOLIS CEDEX ; FRANCE, vol. RAN WG1, no. Athens, Greece; 20180226 - 20180302, 17 February 2018 (2018-02-17), Mobile Competence Centre ; 650, route des Lucioles ; F-06921 Sophia-Antipolis Cedex ; France , XP051398173
AT&T: "CSI measurement for dynamic BWP switching", 3GPP DRAFT; R1-1800580 CSI MEASUREMENT FOR DYNAMIC BWP SWITCHING, 3RD GENERATION PARTNERSHIP PROJECT (3GPP), MOBILE COMPETENCE CENTRE ; 650, ROUTE DES LUCIOLES ; F-06921 SOPHIA-ANTIPOLIS CEDEX ; FRANCE, vol. RAN WG1, no. Vancouver, Canada; 20180122 - 20180126, 13 January 2018 (2018-01-13), Mobile Competence Centre ; 650, route des Lucioles ; F-06921 Sophia-Antipolis Cedex ; France , XP051384939
AT&T: "CSI measurement for dynamic BWP switching", 3GPP DRAFT; R1-1800580 CSI MEASUREMENT FOR DYNAMIC BWP SWITCHING, 3RD GENERATION PARTNERSHIP PROJECT (3GPP), MOBILE COMPETENCE CENTRE ; 650, ROUTE DES LUCIOLES ; F-06921 SOPHIA-ANTIPOLIS CEDEX ; FRANCE, vol. RAN WG1, no. Vancouver, Canada; 20180122 - 20180126, 13 January 2018 (2018-01-13), Mobile Competence Centre ; 650, route des Lucioles ; F-06921 Sophia-Antipolis Cedex ; France , XP051384939
Attorney, Agent or Firm:
NTD PATENT & TRADEMARK AGENCY LTD. (CN)
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