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:
Jan. 19, 2010
Filed:
Jun. 11, 2007
Applicant:
Naohiro Matsui, Kanagawa, JP;
Inventor:
Naohiro Matsui, Kanagawa, JP;
Assignee:
NEC Electronics Corporation, Kanagawa, JP;
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
H03G 3/10 (2006.01);
U.S. Cl.
CPC ...
Abstract
There is provided a variable-gain amplifier, including two cascode amplifiers and an attenuator. The cascode amplifiers are mutually connected in parallel via the attenuator.