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. 07, 2014
Filed:
Mar. 29, 2011
Applicants:
Kwi Sung Yoo, Seoul, KR;
Seog Heon Ham, Suwon-si, KR;
Dong Hun Lee, Yongin-si, KR;
Min Ho Kwon, Seoul, KR;
Wun-ki Jung, Suwon-si, KR;
Inventors:
Kwi Sung Yoo, Seoul, KR;
Seog Heon Ham, Suwon-si, KR;
Dong Hun Lee, Yongin-si, KR;
Min Ho Kwon, Seoul, KR;
Wun-Ki Jung, Suwon-si, KR;
Assignee:
Samsung Electronics Co., Ltd., Suwon-Si, Gyeonggi-Do, KR;
Attorney:
Primary Examiner:
Assistant Examiner:
Int. Cl.
CPC ...
H04N 5/335 (2011.01); H03F 3/45 (2006.01);
U.S. Cl.
CPC ...
Abstract
An amplifier is provided. The amplifier includes a differential amplifier including a tail, a current mirror connected between output terminals of the differential amplifier and a power line receiving a supply voltage, and a first switching circuit for connecting and disconnecting one of the output terminals of the differential amplifier to and from the tail in response to a first switching signal.