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:
Apr. 19, 2005
Filed:
Jan. 23, 2003
Applicants:
Shinya Suzuki, Yamanashi, JP;
Hiromitsu Kawamura, Yamanashi, JP;
Inventors:
Shinya Suzuki, Yamanashi, JP;
Hiromitsu Kawamura, Yamanashi, JP;
Assignee:
Fujitsu Quantum Devices Limited, Yamanashi, JP;
Primary Examiner:
Int. Cl.
CPC ...
H01S003/04 ; H01S005/00 ;
U.S. Cl.
CPC ...
Abstract
An optical semiconductor device includes an element in which a laser diode and an optical modulator are integrated, and a circuit that sets a common node of the laser diode and the optical modulator at a reference potential different from a ground potential and drives the laser diode and the optical modulator in opposite directions with respect to the reference potential.
Suzuki, Shinya. (2005). Optical semiconductor device and method for controlling the same (U.S. Patent No. 6882667). U.S. Patent and Trademark Office. https://idiyas.com/patent/badge/6882667
Data source: USPTO (United States Patent and Trademark Office) public patent records. Weekly synchronization. How IDiyas builds this profile