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:
Feb. 17, 2026

Filed:

Oct. 29, 2020
Applicant:

Qualcomm Incorporated, San Diego, CA (US);

Inventors:

Peng Cheng, Beijing, CN;

Masato Kitazoe, Hachiouji, JP;

Linhai He, San Diego, CA (US);

Assignee:

QUALCOMM Incorporated, San Diego, CA (US);

Attorney:
Primary Examiner:
Int. Cl.
CPC ...
H04W 72/02 (2009.01); H04W 72/0446 (2023.01); H04W 72/11 (2023.01);
U.S. Cl.
CPC ...
H04W 72/02 (2013.01); H04W 72/0446 (2013.01); H04W 72/11 (2023.01);
Abstract

Methods, systems, and devices for wireless communications are described. A user equipment (UE) may identify a misalignment between system frame numbers (SFNs) associated with multiple serving cells in an asynchronous carrier aggregation configuration. The UE may select an SFN to use as an input for calculating a transmission parameter associated with communicating with one or more of the serving cells. Additionally, the serving cells may identify which SFN the UE selects in order to communicate efficiently with the UE. In some examples, the UE may receive an explicit indication of which SFN to use, and select the SFN accordingly. In other examples, the UE may select which SFN to use based on one or more parameters associated with the serving cells in the asynchronous carrier aggregation configuration.


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