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. 10, 2010
Filed:
Apr. 16, 2009
Applicant:
Masayuki Ikeda, Shiojiri, JP;
Inventor:
Masayuki Ikeda, Shiojiri, JP;
Assignee:
Seiko Epson Corporation, Tokyo, JP;
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
G06G 7/12 (2006.01);
U.S. Cl.
CPC ...
Abstract
A mixer circuit includes a grounded-gate amplifier disposed between an input node and a first node, and first through nth (n denotes an integer equal to or greater than 1) series transistor rows disposed between the first node and a second node, each of the first through nth series transistor rows includes two or more transistors coupled in series between the first node and the second node, and the transistors constituting the first through nth series transistor rows are controlled by first through mth (m denotes an integer equal to or greater than 2) control signals.