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:
Jan. 24, 2012
Filed:
Apr. 23, 2009
Applicants:
Seng-tiong Ho, Wheeling, IL (US);
Yingyan Huang, Wilmette, IL (US);
Inventors:
Seng-Tiong Ho, Wheeling, IL (US);
Yingyan Huang, Wilmette, IL (US);
Assignee:
Optonet Inc., Evanston, IL (US);
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
H01S 3/10 (2006.01);
U.S. Cl.
CPC ...
Abstract
A wavelength tunable laser which includes a first mirror, a diffraction grating to diffract a laser beam into a plurality of diffracted laser beams, at least one feedback waveguide, at least one second mirror. Each feedback waveguide precedes one of the second mirrors, and a phase detector to detect an error in a wavelength of a received laser beam with respect to a desired wavelength.
Ho, Seng-Tiong. (2012). Integrated curved grating based semiconductor laser (U.S. Patent No. 8102886). U.S. Patent and Trademark Office. https://idiyas.com/patent/badge/8102886
Data source: USPTO (United States Patent and Trademark Office) public patent records. Weekly synchronization. How IDiyas builds this profile