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:
Jul. 14, 2009
Filed:
Jun. 18, 2007
Applicants:
Yung-jane Hsu, Hsinchu, TW;
Po-ching Chen, Hsinchu, TW;
Jing-yuan Cheng, Hsinchu, TW;
Inventors:
Assignee:
Frontend Analog and Digital Technology Corporation, Hsinchu, TW;
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
H03F 3/04 (2006.01);
U.S. Cl.
CPC ...
Abstract
An amplifier has a self-bias circuit to generate the bias voltage for the input of the amplifying circuit in the amplifier, thereby simplifying the circuit complexity to reduce the size and cost of the amplifier.