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. 26, 2006
Filed:
Oct. 09, 2003
Applicants:
Gary A. Evans, Plano, TX (US);
Dubravko Babic, San Jose, CA (US);
Inventors:
Gary A. Evans, Plano, TX (US);
Dubravko Babic, San Jose, CA (US);
Assignee:
Photodigm, Inc., Richardson, TX (US);
Attorneys:
Primary Examiner:
Assistant Examiner:
Int. Cl.
CPC ...
H01S 3/10 (2006.01); H01S 5/00 (2006.01); H01S 3/08 (2006.01); H01S 3/082 (2006.01);
U.S. Cl.
CPC ...
Abstract
A surface emitting semiconductor laser system having four cavities that couple light from a single aperture. Each of the four cavities overlaps at the outcoupling aperture. Each cavity is fabricated to resonate at a different central wavelength, outputting a different frequency of light, each of which can be independently modulated.