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:
Sep. 23, 2025

Filed:

Oct. 26, 2020
Applicant:

Huawei Technologies Co., Ltd., Guangdong, CN;

Inventors:

Hui Jin, Shenzhen, CN;

Yu Cai, Beijing, CN;

Chuting Yao, Beijing, CN;

Assignee:
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
H04W 4/00 (2018.01); H04W 8/18 (2009.01); H04W 28/02 (2009.01); H04W 68/00 (2009.01); H04W 76/20 (2018.01);
U.S. Cl.
CPC ...
H04W 8/183 (2013.01); H04W 28/0268 (2013.01); H04W 68/005 (2013.01); H04W 76/20 (2018.02);
Abstract

Communications method and apparatus are provided to resolve a problem of a loss of terminal data related to a service requirement of one card of a dual-card terminal with only one transmit chain when the other card of the terminal is in connected state. The method includes: when a first card is in a connected state and a second card is in a non-connected state, a communications apparatus determines that the second card can enter a connected state from a non-connected state.


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