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. 19, 2014
Filed:
Jan. 07, 2012
Applicants:
Yasuhiro Iguchi, Osaka, JP;
Tadashi Saitoh, Osaka, JP;
Yasushi Fujimura, Yokohama, JP;
Kazunori Tanaka, Yokohama, JP;
Inventors:
Yasuhiro Iguchi, Osaka, JP;
Tadashi Saitoh, Osaka, JP;
Yasushi Fujimura, Yokohama, JP;
Kazunori Tanaka, Yokohama, JP;
Assignee:
Sumitomo Electric Industries, Ltd., Osaka-shi, JP;
Attorneys:
Primary Examiner:
Int. Cl.
CPC ...
H01L 31/0232 (2014.01); H01L 27/146 (2006.01); G02B 3/00 (2006.01); H01L 31/18 (2006.01);
U.S. Cl.
CPC ...
H01L 31/02327 (2013.01); H01L 27/14685 (2013.01); G02B 3/00 (2013.01); H01L 27/14634 (2013.01); H01L 31/184 (2013.01); H01L 27/14627 (2013.01);
Abstract
A light receiving device includes a microlenslocated in each of regions corresponding to pixels, the microlens being disposed on a rear surface of an InP substrate. The microlens is formed by using a resin material having a range of a transmittance of light in the wavelength region between 0.7 and 3 μm of 25% or less, the transmittance being 70% or more.