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:
Aug. 09, 2016

Filed:

Mar. 20, 2014
Applicant:

Visera Technologies Company Limited, Hsin-Chu, TW;

Inventors:

Chi-Han Lin, Zhubei, TW;

Chih-Kung Chang, Chu-Tung, TW;

Yu-Kun Hsiao, Hsin-Chu, TW;

Zong-Ru Tu, Keelung, TW;

Assignee:
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
H01L 31/00 (2006.01); H01L 27/146 (2006.01);
U.S. Cl.
CPC ...
H01L 27/14623 (2013.01); H01L 27/14621 (2013.01); H01L 27/14627 (2013.01); H01L 27/14685 (2013.01);
Abstract

Solid-state imaging devices and fabrication methods thereof are provided. The solid-state imaging device includes a substrate containing a first photoelectric conversion element and a second photoelectric conversion element. A color filter layer has a first color filter component and a second color filter component respectively disposed above the first and second photoelectric conversion elements. A light-shielding partition is disposed between the first and second color filter components. The light-shielding partition has a height lower than that of the first and second color filter components. A buffer layer is disposed between the first and second color filter components and above the light-shielding partition. The buffer layer has a refractive index lower than that of the color filter layer.


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