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:
Jul. 21, 1998
Filed:
Sep. 17, 1996
Applicant:
Inventor:
Jean-Michel Guerin, Glendale, CA (US);
Assignee:
Xerox Corporation, Stamford, CT (US);
Attorney:
Primary Examiner:
Assistant Examiner:
Int. Cl.
CPC ...
H01S / ; H01S / ; H01S / ; H01S / ;
U.S. Cl.
CPC ...
372 29 ; 372 33 ; 372 24 ; 372 36 ; 372 75 ; 247 80 ;
Abstract
There is disclosed a vertical cavity laser diode (VCSEL) assembly with an integral set of detectors for the purpose of individually monitoring and adjusting the output power of each laser diode. A plate which has a plurality of light detectors and a plurality of apertures is bonded to a laser light source which has a plurality of VCSELs. Each aperture of the plate is aligned with a corresponding VCSEL and each light detector is electrically connected to a corresponding VCSEL.