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:
Jun. 30, 2015
Filed:
Jul. 10, 2013
Applicant:
Samsung Electro-mechanics Co., Ltd., Suwon, Gyunggi-do, KR;
Inventors:
Shinichi Iizuka, Gyunggi-do, KR;
Young Jean Song, Gyunggi-do, KR;
Ki Joong Kim, Gyunggi-do, KR;
Myeong Woo Han, Gyunggi-do, KR;
Ju Young Park, Gyunggi-do, KR;
Youn Suk Kim, Gyunggi-do, KR;
Jun Goo Won, Gyunggi-do, KR;
Assignee:
SAMSUNG ELECTRO-MECHANICS CO., LTD., Suwon, Gyunggi-Do, KR;
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
H03G 3/00 (2006.01); G05F 3/30 (2006.01); H03F 1/02 (2006.01); H03F 1/56 (2006.01); H03F 3/19 (2006.01); H03F 3/24 (2006.01);
U.S. Cl.
CPC ...
H03G 3/004 (2013.01); G05F 3/30 (2013.01); H03F 1/0222 (2013.01); H03F 1/56 (2013.01); H03F 3/19 (2013.01); H03F 3/245 (2013.01); H03F 2200/222 (2013.01); H03F 2200/387 (2013.01); H03F 2200/555 (2013.01);
Abstract
There are provided a bias circuit and an amplifier having a current limit function, including: a control voltage generating unit generating a control voltage using a reference voltage; a bias voltage generating unit generating a bias voltage according to the control voltage; and a bias current limit unit controlling the control voltage according to a bias current of the bias voltage generating unit.