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:
Sep. 15, 2020
Filed:
Aug. 25, 2017
Applicant:
Nippon Telegraph and Telephone Corporation, Tokyo, JP;
Inventors:
Tatsurou Hiraki, Tokyo, JP;
Shinji Matsuo, Tokyo, JP;
Assignee:
NIPPON TELEGRAPH AND TELEPHONE CORPORATION, Tokyo, JP;
Attorney:
Primary Examiner:
Assistant Examiner:
Int. Cl.
CPC ...
G02F 1/025 (2006.01); G02F 1/015 (2006.01); G02F 1/225 (2006.01);
U.S. Cl.
CPC ...
G02F 1/025 (2013.01); G02F 2001/0152 (2013.01); G02F 2202/101 (2013.01); G02F 2202/102 (2013.01);
Abstract
An optical modulator includes a p-type first semiconductor layer () formed on a clad layer (), an insulating layer () formed on the first semiconductor layer (), and an n-type second semiconductor layer () formed on the insulating layer (). The first semiconductor layer () is made of silicon or silicon-germanium, and the second semiconductor layer () is formed from a III-V compound semiconductor made of three or more materials.
Hiraki, Tatsurou. (2020). Optical modulator (U.S. Patent No. 10775650). U.S. Patent and Trademark Office. https://idiyas.com/patent/badge/10775650
Data source: USPTO (United States Patent and Trademark Office) public patent records. Weekly synchronization. How IDiyas builds this profile