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:
Jul. 21, 2026
Filed:
Apr. 04, 2024
Anritsu Corporation, Kanagawa, JP;
Kenichi Watanabe, Kanagawa, JP;
Yuji Kishi, Kanagawa, JP;
ANRITSU CORPORATION, Kanagawa, JP;
Abstract
Provided is a multiplexer that can easily vary the passband without switching filters, and is adaptable to high-precision measurement, analysis, and testing of high-frequency signals with a simple and inexpensive structure, and a spectrum analyzer, signal analyzer, and signal generation device using the same, and a multiplexer control method. The multiplexerincludes two BPFsthat are connected in parallel between a hybrid couplerand a hybrid coupler, a BPFthat is connected to a port Pof the hybrid couplerand has a passband adjacent to a passband of the BPF, and passband variable means, andthat vary the passbands of the BPFsand the hybrid couplerwithin a range of bands forming mutually overlapping bands within a predetermined frequency range.
Data source: USPTO (United States Patent and Trademark Office) public patent records. Weekly synchronization. How IDiyas builds this profile