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Patent Searching and Data


Title:
SOLID-STATE IMAGE PICKUP ELEMENT
Document Type and Number:
WIPO Patent Application WO/2006/028128
Kind Code:
A1
Abstract:
A solid-state image pickup element is provided with a filter film which has excellent light resistance compared with conventional filter films and is thin. The solid-state image pickup element (1) is provided with a plurality of pixels. Each pixel is provided with the filter film (21) for color separation, and a photoelectric conversion part (17) for converting light which passed through the filter film (21) into charges. Each filter film (21) is a single layer film composed of an inorganic substance, and the optical film thickness of each filter film is adjusted less than a thickness equivalent to a half wavelength of a wavelength of a color to be separated by a quantity corresponding to an absorption quantity of an inorganic substance of light of the color to be separated.

Inventors:
Kasano, Masahiro
Yamaguchi, Takumi
Application Number:
PCT/JP2005/016414
Publication Date:
March 16, 2006
Filing Date:
September 07, 2005
Export Citation:
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Assignee:
MATSUSHITA ELECTRIC INDUSTRIAL CO., LTD. (1006, Oaza Kadoma Kadoma-sh, Osaka 01, 57185, JP)
Kasano, Masahiro
Yamaguchi, Takumi
International Classes:
H01L27/14; G03B11/00
Foreign References:
JPH085821A
JPS6362867A
JPS62223702A
JPS5981624A
JP2004272010A
JP2005175430A
Attorney, Agent or Firm:
Nakajima, Shiro (6F Yodogawa 5-Bankan, 2-1 Toyosaki 3-chome,, Kita-ku, Osaka-sh, Osaka72, 53100, JP)
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