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:
Mar. 27, 2012
Filed:
Apr. 22, 2009
Ki Joong Kim, Jeollabuk-do, KR;
Shinichi Iizuka, Gyunggi-do, KR;
Hyo Keun Bae, Gyunggi-do, KR;
Sang Hee Kim, Seoul, KR;
Joong Jin Nam, Seoul, KR;
Youn Suk Kim, Gyunggi-do, KR;
Ki Joong Kim, Jeollabuk-do, KR;
Shinichi Iizuka, Gyunggi-do, KR;
Hyo Keun Bae, Gyunggi-do, KR;
Sang Hee Kim, Seoul, KR;
Joong Jin Nam, Seoul, KR;
Youn Suk Kim, Gyunggi-do, KR;
Samsung Electro-Mechanics Co., Ltd., Gyunggi-do, KR;
Abstract
A Tx module includes a plurality of power amplification units, a plurality of matching circuit units configured as transformers having input ports connected to output ports of the plurality of power amplification units, respectively, and a plurality of harmonic filter units having input ports connected to output ports of the plurality of matching circuit units, respectively. At least one of the matching circuit units includes a plurality of primary windings connected to output ports of corresponding power amplifiers of the power amplification units and a secondary winding inductively coupled in common to the plurality of primary windings.