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. 15, 2007
Filed:
Sep. 09, 2004
Applicants:
Ying Zhang, Singapore, SG;
Qi Jie Wang, Singapore, SG;
Yeng Chai Soh, Singapore, SG;
Inventors:
Assignee:
Agency for Science, Technology and Research, Centros, SG;
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
G02B 6/26 (2006.01); H04B 10/12 (2006.01);
U.S. Cl.
CPC ...
Abstract
An optical equalizer circuit for a light source, the optical equalizer circuit comprising M optical couplers linked by differential delay lines, wherein coupling ratios for the respective M optical couplers of the equalizer circuit are calculated based on an input signal from the light source and a designed profile the optical input is to be equalized to.
Zhang, Ying. (2007). Equalizer circuit for a light source (U.S. Patent No. 7218808). U.S. Patent and Trademark Office. https://idiyas.com/patent/badge/7218808
Data source: USPTO (United States Patent and Trademark Office) public patent records. Weekly synchronization. How IDiyas builds this profile