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:
Aug. 05, 2014
Filed:
Jun. 12, 2012
Applicants:
Ningning Feng, Arcadia, CA (US);
Xiaochen Sun, Pomona, CA (US);
Dawei Zheng, Irvine, CA (US);
Inventors:
Assignee:
Laxense Inc., Walnut, CA (US);
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
G02B 6/12 (2006.01); H01L 31/12 (2006.01); H01L 33/58 (2010.01);
U.S. Cl.
CPC ...
Abstract
An optical system includes a silicon substrate, a 45-degree or 54.7-degree reflector formed in the silicon substrate, deeply etched double U-shape trenches formed in the silicon substrate, a thin film disposed on the reflector surface with total or partial optical refection, a top and bottom surface contacted p-i-n structure formed in the silicon substrate for optical power monitoring, a plurality of rectangular or wedge shaped spacers formed on top surface of the silicon substrate, and a surface emitting light source flip-chip bonded on the silicon substrate via the spacers.