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:
May. 07, 2019
Filed:
Oct. 10, 2017
Applicant:
Fujitsu Optical Components Limited, Kawasaki-shi, Kanagawa, JP;
Inventors:
Toyokazu Sasaki, Sapporo, JP;
Yoshihiko Yoshida, Sapporo, JP;
Yasuhiro Ohmori, Sapporo, JP;
Yoshinobu Kubota, Yokohama, JP;
Assignee:
FUJITSU OPTICAL COMPONENTS LIMITED, Kawasaki, JP;
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
G02F 1/03 (2006.01); G02F 1/035 (2006.01); G02F 1/225 (2006.01); H04B 10/50 (2013.01); G02F 1/21 (2006.01);
U.S. Cl.
CPC ...
G02F 1/0305 (2013.01); G02F 1/035 (2013.01); G02F 1/225 (2013.01); H04B 10/5051 (2013.01); G02F 2001/212 (2013.01); G02F 2202/20 (2013.01);
Abstract
An optical modulator includes a substrate having an electro-optic effect; a waveguide pattern provided on the substrate and configured to modulate light; and a dummy pattern having a predetermined potential along the waveguide pattern from an input side to an output side.