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.

Date of Patent:
Jan. 26, 2016

Filed:

Apr. 23, 2014
Applicant:

Fujitsu Limited, Kawasaki-shi, Kanagawa, JP;

Inventor:

Tetsuya Miyatake, Isehara, JP;

Assignee:

FUJITSU LIMITED, Kawasaki, JP;

Attorney:
Primary Examiner:
Assistant Examiner:
Int. Cl.
CPC ...
H01L 31/0224 (2006.01); G01J 1/44 (2006.01); H01L 31/105 (2006.01); H01L 31/18 (2006.01);
U.S. Cl.
CPC ...
G01J 1/44 (2013.01); H01L 31/105 (2013.01); H01L 31/1844 (2013.01); G01J 2001/446 (2013.01); H01L 2924/0002 (2013.01); Y02E 10/544 (2013.01);
Abstract

An apparatus includes a flip-chip semiconductor substrate, a light detection element configured to be formed over the flip-chip semiconductor substrate and to have a laminate structure including a first semiconductor layer of a first-conductive-type, a light-absorption layer formed over the first semiconductor layer, and a second semiconductor layer of a second-conductive-type formed over the light-absorption layer, an inductor configured to be connected to the light detection element over the flip-chip semiconductor substrate, an output electrode for bump connection configured to output a current generated by the light detection element through the inductor, a bias electrode for bump connection configured to apply a bias voltage to the light detection element through a bias electrode, and a line configured to cause a metal line of the inductor and the light detection element to be connected to the output electrode or the bias electrode.


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