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:
Dec. 11, 2012
Filed:
Jul. 31, 2008
Applicants:
Hans Juergen Mattausch, Hiroshima, JP;
Tetsushi Koide, Hiroshima, JP;
Yuki Tanaka, Hiroshima, JP;
Inventors:
Assignee:
Hiroshima University, Hiroshima, JP;
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
G11C 15/00 (2006.01);
U.S. Cl.
CPC ...
Abstract
An offset removal circuit () includes a removal circuit () and a removal circuit (). The removal circuit () digitally removes offset voltage from an input voltage Vin. The removal circuit () removes offset voltage, in an analog manner, from the voltage subjected to offset voltage removal by the removal circuit (). Then, the removal circuit () outputs the voltage subjected to the offset voltage removal to a non-inverting input terminal of a differential amplifier ().