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:
Oct. 21, 2025

Filed:

Apr. 12, 2023
Applicant:

Mediatek Inc., Hsinchu, TW;

Inventors:

Shao-Chou Hung, Hsinchu, TW;

Bao-Chi Peng, Hsinchu, TW;

Chun-Chia Chen, Hsinchu, TW;

I-Kang Fu, Hsinchu, TW;

Abdelkader Medles, Cambridge, GB;

Gilles Charbit, Cambridge, GB;

Assignee:
Attorneys:
Primary Examiner:
Int. Cl.
CPC ...
H04B 1/16 (2006.01); H01Q 3/24 (2006.01); H01Q 15/24 (2006.01);
U.S. Cl.
CPC ...
H04B 1/1638 (2013.01); H01Q 3/24 (2013.01); H01Q 15/244 (2013.01); H01Q 15/246 (2013.01);
Abstract

Aspects of the disclosure provide an apparatus for receiving a circularly polarized signal by linearly polarized antennas. A horizontally polarized antenna and a vertically polarized antenna of the apparatus receive a circularly polarized signal that is transmitted based on a transmitted baseband signal vector. A radio frequency (RF) module of the apparatus generates a first baseband signal vector based on the received circularly polarized signal. The first baseband signal vector includes a product of the transmitted baseband signal vector and a receiving polarization vector of the transmitted baseband signal vector. Processing circuitry of the apparatus estimates the receiving polarization vector of the transmitted baseband signal vector based on the first baseband signal vector. The processing circuitry derives a second baseband signal vector based on the estimated receiving polarization vector and the first baseband signal vector.


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