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:
May. 05, 2026

Filed:

Jun. 15, 2023
Applicant:

Samsung Electronics Co., Ltd., Gyeonggi-do, KR;

Inventors:

Yanru Tang, San Diego, CA (US);

Hou-Shin Chen, San Diego, CA (US);

Sahana Sadagopan, San Diego, CA (US);

Bhupinder Sachdev, San Diego, CA (US);

Pranav Dayal, San Diego, CA (US);

Attorney:
Primary Examiner:
Int. Cl.
CPC ...
H03F 1/32 (2006.01); H04L 27/36 (2006.01); H04W 52/08 (2009.01);
U.S. Cl.
CPC ...
H03F 1/3258 (2013.01); H04L 27/367 (2013.01); H04W 52/08 (2013.01); H03F 2201/3233 (2013.01);
Abstract

Methods and devices are provided in which a processor of a user equipment (UE) combines loop-back signals from a plurality of antenna paths of the UE to generate a combined signal. The loop-back signals are based on a signal transmitted over the antenna paths. The processor determines power amplifier (PA) polynomials based on a comparison of the combined signal to the signal transmitted over the antenna paths. The processor generates a single look-up table (LUT) for the PA polynomials. The processor applies the single LUT to a transmitted signal of the UE to compensate for PA non-linearity.


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