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:
Oct. 11, 2005
Filed:
Mar. 18, 2003
Shiaw W. Chang, Thousand Oaks, CA (US);
Hugh J. Finlay, Moorpark, CA (US);
Nai-shuo Cheng, Simi Valley, CA (US);
Bon-seok Park, Thousand Oaks, CA (US);
Shiaw W. Chang, Thousand Oaks, CA (US);
Hugh J. Finlay, Moorpark, CA (US);
Nai-Shuo Cheng, Simi Valley, CA (US);
Bon-Seok Park, Thousand Oaks, CA (US);
Skyworks Solutions, Inc., Irvine, CA (US);
Abstract
A power amplifier having a phase shift and impedance transformation element is disclosed. The power amplifier comprises a plurality of amplification paths, a first phase shift element at an input of each amplification path and a second phase shift element at an output of each amplification path. The amplifier also comprises an impedance transformation element associated with the second phase shift element and a power combiner configured to combine an output of each amplification path into a single output.