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:
Sep. 18, 2012
Filed:
Jan. 12, 2011
Applicant:
Pi-an Wu, Taipei, TW;
Inventor:
Pi-An Wu, Taipei, TW;
Assignee:
Ralink Technology Corp., Jhubei, Hsinchu County, TW;
Attorneys:
Primary Examiner:
Int. Cl.
CPC ...
H03F 3/68 (2006.01);
U.S. Cl.
CPC ...
Abstract
A method for cancelling magnetic coupling in an amplifier is disclosed. The amplifier includes a first path and a second path for outputting a first signal and a second signal, respectively, and the first signal and the second signal have a specific phase difference. The method includes forming a first LC tank and a second LC tank in the first path, and forming a third LC tank and a forth LC tank in the second path.