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:
May. 26, 2015
Filed:
Apr. 27, 2011
Applicants:
Hidetoshi Kabasawa, Saitama, JP;
Minoru Wakabayashi, Tokyo, JP;
Inventors:
Hidetoshi Kabasawa, Saitama, JP;
Minoru Wakabayashi, Tokyo, JP;
Assignee:
SONY CORPORATION, Tokyo, JP;
Attorney:
Primary Examiner:
Assistant Examiner:
Int. Cl.
CPC ...
G01J 5/00 (2006.01); H01L 37/02 (2006.01); G01J 5/02 (2006.01); G01J 5/04 (2006.01); G01J 5/34 (2006.01);
U.S. Cl.
CPC ...
H01L 37/025 (2013.01); G01J 5/0235 (2013.01); G01J 5/024 (2013.01); G01J 5/046 (2013.01); G01J 5/34 (2013.01);
Abstract
An infrared sensing element is provided and includes a substrate, a supporting electrical insulating layer formed on the substrate; a first electrode formed on the supporting electrical insulating layer, a pyroelectric layer formed on the first electrode, and a second electrode formed on the pyroelectric layer. The pyroelectric layer has a light receiving area of 1×10to 1×10μm, has a thickness of 0.8 to 10 μm, and contains therein a compound expressed as Pb(ZrTi)O, where 0.57<x<0.93 as a principal component.