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:
Aug. 13, 1985
Filed:
Sep. 28, 1982
Applicant:
Inventor:
Kyuichi Hareyama, Tokyo, JP;
Assignee:
Nippon Electric Co., Ltd., Tokyo, JP;
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
H03K / ;
U.S. Cl.
CPC ...
307362 ; 328150 ; 328162 ; 3403 / ; 3403 / ; 3403 / ;
Abstract
A comparator circuit operable at a high speed is disclosed. The comparator circuit comprises a differential amplifier having a pair of inputs, and a switch circuit arranged between the pair of inputs, wherein the switch circuit is made conductive state prior to the comparison operation to delete potential difference between the pair of inputs.