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:
Nov. 10, 2015
Filed:
Mar. 25, 2014
Mitsubishi Electric Corporation, Tokyo, JP;
Hideharu Yoshioka, Tokyo, JP;
Akimichi Hirota, Tokyo, JP;
Tetsu Owada, Tokyo, JP;
Shinsuke Watanabe, Tokyo, JP;
Kazuhiro Iyomasa, Tokyo, JP;
Kazuya Yamamoto, Tokyo, JP;
Mitsubishi Electric Corporation, Tokyo, JP;
Abstract
Disclosed is a directional coupler including a broadside coupled lineprovided with a main signal line conductorand a secondary signal line conductorarranged in parallel with the main signal line conductor, and an offset broadside coupled lineprovided with a main signal line conductorhaving an end portion connected to an end portion of the main signal line conductorand a second secondary signal line conductorhaving an end portion connected to an end portion of the secondary signal line conductor, and arranged in parallel with the main signal line conductor, in which a coupled line impedance in the broadside coupled lineis lower than a terminal impedance and a coupled line impedance in the offset broadside coupled lineis higher than the terminal impedance.