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:
Dec. 22, 2020

Filed:

Jan. 02, 2020
Applicant:

Realtek Semiconductor Corp., Hsinchu, TW;

Inventors:

Ka-Un Chan, Hsinchu, TW;

Kuan-Yu Shih, Hsinchu, TW;

Chia-Yi Lee, Hsinchu, TW;

Assignee:
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
H04B 1/44 (2006.01); H04B 1/40 (2015.01); H04W 88/02 (2009.01);
U.S. Cl.
CPC ...
H04B 1/40 (2013.01); H04W 88/02 (2013.01);
Abstract

A wireless transceiver device includes an antenna unit for receiving a first RF signal or transmitting a second RF signal. A first matching unit is connected to the antenna unit and a receiving circuit. The first matching unit and the receiving circuit form a first signal receiving channel for receiving the first RF signal when the first RF signal is a high/low gain RF signal. A second matching unit is connected to the antenna unit and a transmitting circuit. The second matching unit and the transmitting circuit form a signal transmitting channel for transmitting the second RF signal. A bypass coupling circuit is connected to the receiving circuit and the second matching unit. The second matching unit, the bypass coupling circuit, and the receiving circuit form a second signal receiving channel for receiving the first RF signal when the first RF signal is a middle gain RF signal.


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