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:
Mar. 24, 2020
Filed:
Sep. 03, 2017
Applicant:
Kabushiki Kaisha Toshiba, Tokyo, JP;
Inventors:
Seiichi Goya, Yokohama Kanagawa, JP;
Hideaki Uchida, Sagamihara Kanagawa, JP;
Norihiro Ueda, Kawasaki Kanagawa, JP;
Assignee:
KABUSHIKI KAISHA TOSHIBA, Tokyo, JP;
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
H03K 5/24 (2006.01); G01R 19/10 (2006.01); H03K 5/19 (2006.01); H03K 19/0185 (2006.01);
U.S. Cl.
CPC ...
H03K 5/2481 (2013.01); G01R 19/10 (2013.01); H03K 5/19 (2013.01); H03K 5/2472 (2013.01); H03K 19/018507 (2013.01);
Abstract
A comparator includes a differential pair circuit comprising NMOS transistors, the differential pair circuit configured to output a signal corresponding to a difference between first and second input signals supplied thereto, and an input circuit configured to raise a voltage level of the first input signal supplied to the differential pair circuit when the voltage of the first input signal is less than a predetermined threshold value.