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. 23, 2007
Filed:
Sep. 23, 2003
Applicant:
Jun Okazaki, Nara, JP;
Inventor:
Jun Okazaki, Nara, JP;
Assignee:
Sharp Kabushiki Kaisha, Osaka, JP;
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
H01L 33/00 (2006.01);
U.S. Cl.
CPC ...
Abstract
A light emitting device includes a semiconductor laser chip which emits a laser beam; a coherence reducing member which receives the laser beam and reduces coherence of the laser beam to generate a lower coherence light beam; and a package which houses the laser chip and the coherence reducing member, the package having an opening; wherein the laser beam emitted from the laser chip is converted into a lower coherence light beam by the coherence reducing member, and the lower coherence light beam is outputted through the opening.