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:
Jun. 09, 2026

Filed:

Aug. 01, 2023
Applicant:

Qualcomm Incorporated, San Diego, CA (US);

Inventors:

Francesco Gatta, San Diego, CA (US);

Balasubramanian Ramachandran, Hyderabad, IN;

Abhishek Ananthrao Kulkarni, Gulbarga, IN;

Soon-Seng Lau, San Diego, CA (US);

Assignee:

QUALCOMM Incorporated, San Diego, CA (US);

Attorney:
Primary Examiner:
Int. Cl.
CPC ...
H04B 1/00 (2006.01); H04B 1/04 (2006.01); H04B 1/18 (2006.01); H04B 7/06 (2006.01);
U.S. Cl.
CPC ...
H04B 1/0064 (2013.01); H04B 1/0475 (2013.01); H04B 1/18 (2013.01);
Abstract

A system for wireless communications includes a first radio frequency front-end (RFFE) circuit coupled to a first antenna and a second RFFE coupled to a second antenna. The first RFFE circuit includes a first filter having a first passband spanning a first frequency band, a first low-noise amplifier (LNA) coupled to the first filter, and a bypass circuit configured to bypass the first filter, the bypass circuit including an attenuator. The first RFFE also includes a first switching circuit configured to couple the first antenna to the first filter or the bypass circuit. The second RFFE circuit includes a power amplifier, and a second filter coupled between the power amplifier and the second antenna, the second filter having a second passband spanning a second frequency band different than the first frequency band.


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