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:
Dec. 27, 2016
Filed:
Jan. 20, 2014
Panasonic Intellectual Property Management Co., Ltd., Osaka, JP;
Yoshifumi Watabe, Osaka, JP;
Sadayuki Sumi, Hyogo, JP;
Yuichi Inaba, Osaka, JP;
Junichi Hozumi, Kanagawa, JP;
Takahiko Hirai, Osaka, JP;
Tsuyoshi Kuroda, Osaka, JP;
Abstract
An infrared detection element includes first and second pyroelectric elements which are arranged in a single pyroelectric substrate. First pyroelectric element includes a first surface electrode, a first back face electrode, and a first portion interposed between first surface and back face electrodes. First portion is provided as part of pyroelectric substrate. Second pyroelectric element includes a second surface electrode, a second back face electrode, and a second portion interposed between second surface and back face electrodes. Second portion is provided as part of pyroelectric substrate. Pyroelectric substrate is provided in part thereof surrounding first pyroelectric element with a slit shaped along an outer periphery of first pyroelectric element. Slit is formed out of regions in which a first surface wiring and a first back face wiring are disposed. Part of pyroelectric substrate surrounding second pyroelectric element is continuously formed over an entire circumference of second portion.