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:
Nov. 10, 2026

Filed:

Apr. 29, 2024
Applicant:

Realtek Semiconductor Corporation, Hsinchu, TW;

Inventor:

Chih-Wei Lai, Hsinchu, TW;

Assignee:
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
H03F 3/24 (2006.01); H03F 3/00 (2006.01);
U.S. Cl.
CPC ...
H03F 3/245 (2013.01); H03F 3/005 (2013.01); H03F 2200/451 (2013.01);
Abstract

The present disclosure discloses a differential inductor circuit is provided that includes a first coil inductor and a second coil inductor. The first coil inductor is coupled to a first terminal and starts to extend for a first half circle and further extend to surround an central area for N first full circles to be coupled to a second terminal, wherein N is an integer larger than or equal to 0. The second coil inductor is coupled to a third terminal to and starts to extend for a second half circle and further extend to surround the central area for N second full circles to be coupled to a fourth terminal, in which the second half circle and the first half circuit together enclose the central area. The first coil inductor receives a first signal of a pair of differential signals to generate a first current and the second coil inductor receives a second signal of the pair of differential signals to generate a second current, in which the first current and the second current have directions inverse to each other.


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Quick Actions:

Lai, Chih-Wei. (2026). Rf power amplifier and differential inductor circuit thereof (U.S. Patent No. 12794425). U.S. Patent and Trademark Office. https://idiyas.com/patent/badge/12794425

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