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Patent Searching and Data


Title:
DETECTION CIRCUIT
Document Type and Number:
WIPO Patent Application WO/2018/025324
Kind Code:
A1
Abstract:
To suppress the variation in detection voltage with temperature. A detection circuit, having: a first rectifying element in which an input signal is inputted into the anode thereof; a second rectifying element in which the cathode thereof is connected to the cathode of the first rectifying element and the anode thereof is connected to an output terminal; and a current mirror circuit for feeding a current to the first rectifying element and feeding a current mirror current of the current to a second rectifying element.

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Inventors:
IKEDA Yasuhiro (6-6, Marunouchi 1-chome, Chiyoda-k, Tokyo 80, 〒1008280, JP)
YAZAKI Toru (6-6, Marunouchi 1-chome, Chiyoda-k, Tokyo 80, 〒1008280, JP)
UEMATSU Yutaka (6-6, Marunouchi 1-chome, Chiyoda-k, Tokyo 80, 〒1008280, JP)
Application Number:
JP2016/072646
Publication Date:
February 08, 2018
Filing Date:
August 02, 2016
Export Citation:
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Assignee:
HITACHI, LTD. (6-6 Marunouchi 1-chome, Chiyoda-ku Tokyo, 80, 〒1008280, JP)
International Classes:
H03D1/10; H03D1/18
Attorney, Agent or Firm:
SHOYO INTELLECTUAL PROPERTY FIRM (6F Tobu Yokohama 2ND Bldg, 15-1 Kitasaiwai 2-chome, Nishi-ku, Yokohama-sh, Kanagawa 04, 〒2200004, JP)
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