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:
Jan. 22, 2013
Filed:
May. 04, 2012
Dong Young Kim, Gyeonggi-do, KR;
Jae Woan Byun, Seoul, KR;
Sung Ho Shin, Seoul, KR;
Kyoung Joon Kim, Seoul, KR;
Chan Young Park, Gyeonggi-do, KR;
Dong Young Kim, Gyeonggi-do, KR;
Jae Woan Byun, Seoul, KR;
Sung Ho Shin, Seoul, KR;
Kyoung Joon Kim, Seoul, KR;
Chan Young Park, Gyeonggi-do, KR;
SK Telecom Co., Ltd., Seoul, KR;
Abstract
The embodiment relates to a Doherty amplifier, wherein in order to perform impedance matching. The embodiment comprises an impedance converter and a connector. The impedance converter includes a plurality of lines having different lengths and disposes between an output end of a carrier amplifier and an output end of a peaking amplifier. The connector connects a line selected from the plurality of lines having different lengths of the impedance converter to the output end of the carrier amplifier and to the output end of the peaking amplifier.