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:
Jun. 04, 2013
Filed:
May. 11, 2009
Applicants:
Oystein Moldsvor, Tiller, NO;
Terje Nortvedt Andersen, Trondheim, NO;
Inventors:
Oystein Moldsvor, Tiller, NO;
Terje Nortvedt Andersen, Trondheim, NO;
Assignee:
Hittite Microwave Norway AS, Tiller, NO;
Attorneys:
Primary Examiner:
Int. Cl.
CPC ...
H03F 3/45 (2006.01);
U.S. Cl.
CPC ...
Abstract
A variable gain amplifier (VGA) disclosed herein includes: an input voltage connector; a number of voltage to current converter circuits generating signal currents; a gain adjustment connector adapted to a current steering mechanism; current mirrors connected to each of the voltage to current converters copying the signal currents; and a steering mechanism adapted to steer the copied currents to a load resistor or to another appropriate location based on the signal present at the gain adjustment connector.