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:
Aug. 09, 2011
Filed:
Jul. 09, 2009
Kenji Aoki, Nagoya, JP;
Osamu Mitomi, Sagamihara, JP;
Jungo Kondo, Nishikamo-Gun, JP;
Yuichi Iwata, Nagoyai, JP;
Tetsuya Ejiri, Kasugai, JP;
Kenji Aoki, Nagoya, JP;
Osamu Mitomi, Sagamihara, JP;
Jungo Kondo, Nishikamo-Gun, JP;
Yuichi Iwata, Nagoyai, JP;
Tetsuya Ejiri, Kasugai, JP;
NGK Insulators, Ltd., Aichi-Prefecture, JP;
Abstract
An optical modulator componenthas a substratefor modulation made of an electro-optical material and having a joining face; an optical waveguideprovided in or on the substrateand having at least one pair of branched portions; and a radio-frequency interaction portionapplying a voltage on the respective branched portionsto modulate light propagating through the branched portions. The optical waveguidehas end facesA,B,C andD present on the joining faceof the substratefor modulation.