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. 23, 2025

Filed:

Oct. 22, 2020
Applicant:

Lenovo (Beijing) Limited, Beijing, CN;

Inventors:

Congchi Zhang, Shanghai, CN;

Mingzeng Dai, Shanghai, CN;

Lianhai Wu, Beijing, CN;

Assignee:
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
H04W 4/00 (2018.01); H04W 72/231 (2023.01); H04W 76/34 (2018.01); H04W 76/38 (2018.01);
U.S. Cl.
CPC ...
H04W 76/34 (2018.02); H04W 72/231 (2023.01); H04W 76/38 (2018.02);
Abstract

Embodiments of the present application relate to methods and apparatuses for a secondary cell group (SCG) deactivation mechanism and a SCG activation mechanism in a multi-radio dual connectivity (MR-DC) scenario under a 3rd Generation Partnership Project (3GPP) 5G New Radio (NR) system or the like. According to an embodiment of the present application, a method can include: in response to detecting user data volume decrease or user data inactivity at a SCG, deciding to deactivate the SCG; and in response to deciding to deactivate the SCG, performing a SCG deactivation procedure.


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