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. 10, 2007
Filed:
Feb. 16, 2005
Lawrence Burns, Los Altos, CA (US);
Chong Woo, Fremont, CA (US);
Lawrence Burns, Los Altos, CA (US);
Chong Woo, Fremont, CA (US);
Amalfi Semiconductor, Inc., Los Gatos, CA (US);
Abstract
An amplifier system is provided that includes a first balun with an input and an output. A second balun has an input and an output. An amplifier assembly is provided and has at least a first amplifier in parallel to a second amplifier. The first amplifier provides the input to the first balun and the second amplifier provides the input to the second balun. A power combining circuit is provided. The first and second baluns are coupled to a common node of the power combining circuit. A first lumped element circuit is coupled between the output of the first balun and the power combining circuit. A second lumped element circuit is coupled between the output of the second balun and the power combing circuit. The outputs are coupled to the common node.