The patent badge is an abbreviated version of the USPTO patent document. The patent badge does contain a link to the full patent document.

The patent badge is an abbreviated version of the USPTO patent document. The patent badge covers the following: Patent number, Date patent was issued, Date patent was filed, Title of the patent, Applicant, Inventor, Assignee, Attorney firm, Primary examiner, Assistant examiner, CPCs, and Abstract. The patent badge does contain a link to the full patent document (in Adobe Acrobat format, aka pdf). To download or print any patent click here.

Date of Patent:
Dec. 05, 2023

Filed:

May. 03, 2021
Applicant:

Samsung Electronics Co., Ltd., Suwon-si, KR;

Inventors:

Dong Gun Kim, Suwon-si, KR;

Sang Bum Kim, Suwon-si, KR;

Soeng Hun Kim, Suwon-si, KR;

Alexander Sayenko, Suwon-si, KR;

Jae Hyuk Jang, Suwon-si, KR;

Seung Ri Jin, Suwon-si, KR;

Assignee:
Attorney:
Primary Examiner:
Assistant Examiner:
Int. Cl.
CPC ...
H04W 76/19 (2018.01); H04W 76/30 (2018.01); H04W 80/02 (2009.01); H04W 88/02 (2009.01);
U.S. Cl.
CPC ...
H04W 76/19 (2018.02); H04W 76/30 (2018.02); H04W 80/02 (2013.01); H04W 88/02 (2013.01);
Abstract

A method, performed by a user equipment (UE), of transmitting and receiving signals in a wireless communication system, according to an embodiment, includes receiving a logical channel release request from a next-generation node B (gNB), determining a logical channel to release, an operation mode of the logical channel to release, and whether a packet data convergence protocol (PDCP) layer apparatus connected to the logical channel is re-established, based on the logical channel release request, and performing PDCP data recovery based on the determination result.


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