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:
Mar. 17, 2026

Filed:

Nov. 24, 2023
Applicant:

Murata Manufacturing Co., Ltd., Nagaokakyo, JP;

Inventors:

Kenji Tahara, Nagaokakyo, JP;

Yoshiaki Sukemori, Nagaokakyo, JP;

Kae Yamamoto, Nagaokakyo, JP;

Ryo Wakabayashi, Nagaokakyo, JP;

Isao Takenaka, Nagaokakyo, JP;

Assignee:
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
H03F 3/19 (2006.01); H03F 1/56 (2006.01); H04B 1/40 (2015.01);
U.S. Cl.
CPC ...
H03F 3/19 (2013.01); H03F 1/565 (2013.01); H04B 1/40 (2013.01); H03F 2200/387 (2013.01); H03F 2200/451 (2013.01);
Abstract

A radio frequency circuit includes carrier amplifiers and peak amplifiers, transformers, a signal output terminal connected to a first end of an output-side coil, an LC series circuit, and a capacitor. An input-side coil is connected, at its first end, to the carrier amplifier, and is connected, at its second end, to the carrier amplifier. An input-side coil is connected, at its first end, to the peak amplifier, and is connected, at its second end, to the peak amplifier. The LC series circuit is connected between the peak amplifier and the ground. The capacitor is connected to a second end of the output-side coil and a first end of an output-side coil. The output-side coil is connected, at its second end, to the ground.


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