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:
Mar. 05, 2013
Filed:
Jun. 26, 2008
Nobuyuki Asahi, Hirakata, JP;
Makoto Nisimura, Toyonaka, JP;
Nobuyuki Miyagawa, Takatsuki, JP;
Hiroyuki Yagyu, Hirakata, JP;
Yuichi Uchida, Matsusaka, JP;
Yutaka Kinugasa, Katano, JP;
Tadahiro Yamaji, Hirakata, JP;
Takuya Matsumoto, Osaka, JP;
Nobuyuki Asahi, Hirakata, JP;
Makoto Nisimura, Toyonaka, JP;
Nobuyuki Miyagawa, Takatsuki, JP;
Hiroyuki Yagyu, Hirakata, JP;
Yuichi Uchida, Matsusaka, JP;
Yutaka Kinugasa, Katano, JP;
Tadahiro Yamaji, Hirakata, JP;
Takuya Matsumoto, Osaka, JP;
Panasonic Corporation, Osaka, JP;
Abstract
An optical module includes an emitter-side mounting substrate, a receiver-side mounting substrate and an external waveguide substrate. The mounting substrate is provided with a waveguide having a core and a pair of fitting recesses. The external waveguide substrate is provided with an external waveguide having a core, a pair of fitting tabs and a lap joint portion. As the fitting tabs are fitted into the respective fitting recesses, the mounting substrate) and the external waveguide substrate are joined together, the two cores are aligned with each other, and the lap joint portion is positioned to overlap the mounting substrate.