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:
Jan. 31, 2017
Filed:
Dec. 16, 2014
Mitsubishi Electric Corporation, Chiyoda-ku, JP;
Mitsubishi Electric Corporation, Chiyoda-ku, JP;
Abstract
An antenna feed circuit includes: a first hybrid circuit having a reference phase second terminal and 90° lagging phase third terminal; second hybrid circuit having a first terminal connecting to first hybrid circuit second terminal, reference phase second terminal, and 90° lagging phase third terminal; a first polarization converter/second polarization converter pair outputting at second hybrid circuit second terminal phase; third polarization converter/fourth polarization converter pair outputting at second hybrid circuit third terminal phase; third hybrid circuit having a first terminal connecting to first hybrid circuit third terminal, reference phase second terminal, and 90° lagging phase third terminal; fifth polarization converter/sixth polarization converter pair outputting at third hybrid circuit third terminal phase; and seventh polarization converter/eighth polarization converter pair outputting at third hybrid circuit second terminal phase rotated by 180°.