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.
Patent No.:
Date of Patent:
Oct. 14, 2025
Filed:
Sep. 06, 2023
Murata Manufacturing Co., Ltd., Kyoto, JP;
Makoto Tabei, Kyoto, JP;
MURATA MANUFACTURING CO., LTD., Kyoto, JP;
Abstract
A switching circuit includes: a substrate including input-and-output terminals; a switch provided to the substrate and including a source terminal, a gate terminal, and a drain terminal, the source terminal being connected to an input end of a power amplifier, the drain terminal being connected to a first input-and-output terminal; a voltage control circuit provided to the substrate and connected to the gate terminal; a switch provided to the substrate and including a source terminal, a gate terminal, and a drain terminal, the source terminal being connected to a second input-and-output terminal, the drain terminal being connected to an output end of the power amplifier; and a voltage control circuit provided to the substrate to be apart from the voltage control circuit and connected to the gate terminal.