MAC CE FOR BEAM FAILURE RECOVERY

Title:

MAC CE FOR BEAM FAILURE RECOVERY

Document Type and Number:

WIPO Patent Application WO/2021/018280

Kind Code:

A1

Abstract:

Aspects for MAC CE configurations for beam failure recovery operations are disclosed. In one aspect, a method of wireless communication comprising: determining, by a user equipment (UE), a beam failure recovery for a serving cell; transmitting, by the UE, a beam failure recovery request for the serving cell; and transmitting, by the UE, a MAC CE including new beam information and including serving cell identification information multiple serving cells, including the serving cell, wherein the serving cell identification information identifies the multiple serving cells. In another aspect, the MAC CE may include bandwidth part information. Other aspects and features are also claimed and described.

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Inventors:

ZHENG RUIMING (US)
HE LINHAI (US)
ZHOU YAN (US)
LUO TAO (US)

Application Number:

PCT/CN2020/106135

Publication Date:

February 04, 2021

Filing Date:

July 31, 2020

Export Citation:

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Assignee:

QUALCOMM INC (US)
ZHENG RUIMING (CN)
HE LINHAI (US)
ZHOU YAN (US)
LUO TAO (US)

International Classes:

H04W72/08

Domestic Patent References:

WO2019119399A1	2019-06-27
WO2019124983A1	2019-06-27

Foreign References:

CN110035502A	2019-07-19
CN110036594A	2019-07-19
US20190190582A1	2019-06-20

Other References:

ERICSSON: "On the use of SS for beam management and beam recovery", 3GPP DRAFT; R1-1714295 ON THE USE OF SS FOR BEAM MANAGEMENT AND BEAM RECOVERY, 3RD GENERATION PARTNERSHIP PROJECT (3GPP), MOBILE COMPETENCE CENTRE ; 650, ROUTE DES LUCIOLES ; F-06921 SOPHIA-ANTIPOLIS CEDEX ; FRANCE, vol. RAN WG1, no. Prague, Czech Republic; 20170821 - 20170825, 20 August 2017 (2017-08-20), Mobile Competence Centre ; 650, route des Lucioles ; F-06921 Sophia-Antipolis Cedex ; France, XP051317081
See also references of EP 4005319A4

Attorney, Agent or Firm:

SHANGHAI PATENT & TRADEMARK LAW OFFICE, LLC (CN)

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