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:
Mar. 03, 2015
Filed:
Oct. 04, 2013
Canon Kabushiki Kaisha, Tokyo, JP;
Canon Kabushiki Kaisha, Tokyo, JP;
Abstract
A solid-state imaging apparatus comprising a substrate having a first face and a second face opposing each other, and in which photoelectric conversion portions are formed, an optical system including microlenses provided on a side of the first face, and light absorbing portions provided on a side of the second face, wherein the apparatus has pixels of first type for detecting light of a first wavelength and second type for detecting light of a second wavelength shorter than the first wavelength, and the apparatus further comprises a first portion between the substrate and the light absorbing portion for each first type pixel, and a second portion between the substrate and the light absorbing portion for each second type pixel, and the first portion has a reflectance higher than that of the second portion for the light of the first wavelength.