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:
Nov. 28, 2006
Filed:
May. 03, 2004
Jin Bong Sung, Daejeon-Shi, KR;
Sung Weon Kang, Daejeon-Shi, KR;
Chang Hee Hyoung, Daejeon-Shi, KR;
Jung Hwan Hwang, Daejeon-Shi, KR;
Yun Tae Kim, Daejeon-Shi, KR;
Jin Bong Sung, Daejeon-Shi, KR;
Sung Weon Kang, Daejeon-Shi, KR;
Chang Hee Hyoung, Daejeon-Shi, KR;
Jung Hwan Hwang, Daejeon-Shi, KR;
Yun Tae Kim, Daejeon-Shi, KR;
Electronics and Telecommunications Research Institute, Daejeon-Shi, KR;
Abstract
Provided is a dual antenna diversity transmitter and system having improved power amplifier efficiency, and further comprising switches in the dual antenna diversity transmitter and system, to minimize a DC input power consumed by the power amplifier depending on the required transmitting output power and operate efficiently the power amplifier, whereby signal linearity can be maintained and the power amplifier can be efficiently operated in a more simplified manner, as compared to the conventional high efficiency power amplifier.