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.

Date of Patent:
Dec. 22, 2015

Filed:

Dec. 27, 2013
Applicant:

Panasonic Corporation, Osaka, JP;

Inventor:

Kazuhiro Shimomura, Osaka, JP;

Attorney:
Primary Examiner:
Assistant Examiner:
Int. Cl.
CPC ...
G01N 27/416 (2006.01); G01R 31/36 (2006.01); G01R 19/25 (2006.01);
U.S. Cl.
CPC ...
G01R 31/362 (2013.01); G01R 19/2503 (2013.01); G01R 31/3658 (2013.01);
Abstract

A signal processor includes: a plurality of first capacitors provided for respective output terminals of a plurality of multiplexers, the first capacitors having their one ends connected to the respective output terminals of the multiplexers, the first capacitors being charged in accordance with voltages outputted from the respective output terminals; a differential amplifier including an input terminal connected to the other ends of the first capacitors; a second capacitor connected between the input terminal and an output terminal of the differential amplifier; and a second switch connected parallel to the second capacitor. First switches included in at least one of the plurality of multiplexers are configured as high-voltage switches that allow operation at a voltage higher than an operating voltage of first switches included in the other multiplexer or multiplexers.


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Shimomura, Kazuhiro. (2015). Voltage measuring device (U.S. Patent No. 9217778). U.S. Patent and Trademark Office. https://idiyas.com/patent/badge/9217778

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