Title:
TIMING ADVANCE MANAGEMENT IN A WIRELESS COMMUNICATION SYSTEM
Document Type and Number:
WIPO Patent Application WO/2023/214822
Kind Code:
A1
Abstract:
The disclosure relates to a 5G or 6G communication system for supporting a higher data transmission rate. Methods and apparatuses for a timing advance management for multi-TRP and beam management in a wireless communication system. A method of a UE comprises: receiving, from a first BS, a second TAG ID associated with a second BS and a PDCCH order; initiating a CFRA procedure in response to receiving the PDCCH order; transmitting, to a second BS, a RA preamble; receiving, for the second BS, a TAC included in a RAR or in a MAC CE; and applying the TAC and start a second time alignment timer corresponding to the second TAG ID associated with the second BS.
Inventors:
LENG SHIYANG (US)
JEONG KYEONGIN (US)
JEONG KYEONGIN (US)
Application Number:
PCT/KR2023/006119
Publication Date:
November 09, 2023
Filing Date:
May 04, 2023
Export Citation:
Assignee:
SAMSUNG ELECTRONICS CO LTD (KR)
International Classes:
H04W56/00; H04W72/231; H04W74/04; H04W74/08
Foreign References:
| US20210235504A1 | 2021-07-29 | |||
| US20200100201A1 | 2020-03-26 |
Other References:
ZTE: "TA enhancement for multi-DCI", 3GPP DRAFT; R1-2203264, 3RD GENERATION PARTNERSHIP PROJECT (3GPP), MOBILE COMPETENCE CENTRE ; 650, ROUTE DES LUCIOLES ; F-06921 SOPHIA-ANTIPOLIS CEDEX ; FRANCE, vol. RAN WG1, no. e-Meeting; 20220509 - 20220520, 29 April 2022 (2022-04-29), Mobile Competence Centre ; 650, route des Lucioles ; F-06921 Sophia-Antipolis Cedex ; France, XP052152900
VIVO: "Views on two TAs for multi-DCI-based multi-TRP operation", 3GPP DRAFT; R1-2203542, 3RD GENERATION PARTNERSHIP PROJECT (3GPP), MOBILE COMPETENCE CENTRE ; 650, ROUTE DES LUCIOLES ; F-06921 SOPHIA-ANTIPOLIS CEDEX ; FRANCE, vol. RAN WG1, no. e-Meeting; 20220509 - 20220520, 29 April 2022 (2022-04-29), Mobile Competence Centre ; 650, route des Lucioles ; F-06921 Sophia-Antipolis Cedex ; France, XP052153017
XIAOMI: "Discussion on two TAs for multi-TRP operation", 3GPP DRAFT; R1-2203794, 3RD GENERATION PARTNERSHIP PROJECT (3GPP), MOBILE COMPETENCE CENTRE ; 650, ROUTE DES LUCIOLES ; F-06921 SOPHIA-ANTIPOLIS CEDEX ; FRANCE, vol. RAN WG1, no. e-Meeting; 20220509 - 20220520, 29 April 2022 (2022-04-29), Mobile Competence Centre ; 650, route des Lucioles ; F-06921 Sophia-Antipolis Cedex ; France, XP052153178
VIVO: "Views on two TAs for multi-DCI-based multi-TRP operation", 3GPP DRAFT; R1-2203542, 3RD GENERATION PARTNERSHIP PROJECT (3GPP), MOBILE COMPETENCE CENTRE ; 650, ROUTE DES LUCIOLES ; F-06921 SOPHIA-ANTIPOLIS CEDEX ; FRANCE, vol. RAN WG1, no. e-Meeting; 20220509 - 20220520, 29 April 2022 (2022-04-29), Mobile Competence Centre ; 650, route des Lucioles ; F-06921 Sophia-Antipolis Cedex ; France, XP052153017
XIAOMI: "Discussion on two TAs for multi-TRP operation", 3GPP DRAFT; R1-2203794, 3RD GENERATION PARTNERSHIP PROJECT (3GPP), MOBILE COMPETENCE CENTRE ; 650, ROUTE DES LUCIOLES ; F-06921 SOPHIA-ANTIPOLIS CEDEX ; FRANCE, vol. RAN WG1, no. e-Meeting; 20220509 - 20220520, 29 April 2022 (2022-04-29), Mobile Competence Centre ; 650, route des Lucioles ; F-06921 Sophia-Antipolis Cedex ; France, XP052153178
Attorney, Agent or Firm:
Y.P.LEE, MOCK & PARTNERS (KR)
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