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. 31, 2015
Filed:
Feb. 11, 2013
Samsung Electro-mechanics Co., Ltd., Suwon, Gyunggi-do, KR;
Jun Goo Won, Gyunggi-do, KR;
Youn Suk Kim, Gyunggi-do, KR;
Young Jean Song, Gyunggi-do, KR;
Ki Joong Kim, Gyunggi-do, KR;
Myeong Woo Han, Gyunggi-do, KR;
Shinichi Iizuka, Gyunggi-do, KR;
Ju Young Park, Gyunggi-do, KR;
Samsung Electro-Mechanics Co., Ltd., Suwon, Gyunggi-Do, KR;
Abstract
There is provided a power amplifier including a bias circuit unit generating a bias voltage of an amplifying unit, a voltage drop unit disposed between the bias circuit unit and the amplifying unit to drop the bias voltage to a base voltage, and a bypass circuit unit including an impedance element connected to the voltage drop unit in parallel and performing a switching operation according to a magnitude of an input signal.