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:
Feb. 13, 2018
Filed:
Sep. 24, 2013
Applicant:
Fujitsu Limited, Kawasaki-shi, Kanagawa, JP;
Inventor:
Tatsuya Hirose, Yokohama, JP;
Assignee:
FUJITSU LIMITED, Kawasaki, JP;
Attorney:
Primary Examiner:
Assistant Examiner:
Int. Cl.
CPC ...
G01R 15/00 (2006.01); G01R 31/26 (2014.01); G01R 1/067 (2006.01); H01L 21/00 (2006.01);
U.S. Cl.
CPC ...
G01R 31/2621 (2013.01); G01R 1/06766 (2013.01); H01L 21/00 (2013.01); H01L 2221/00 (2013.01); H01L 2223/00 (2013.01);
Abstract
A voltage detection circuit includes: a transistor; a switch coupled to a drain terminal of the transistor; the drain terminal is coupled to an one end of the switch; a first driver that controls the switch in synchronization with a second driver that drives a gate terminal of the transistor; and a plurality of resistors coupled in series and coupled to an another end of the switch.