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:
Apr. 18, 2017
Filed:
Dec. 02, 2015
Applicant:
Samsung Electro-mechanics Co., Ltd., Suwon-si, KR;
Inventors:
Dae Seok Jang, Suwon-si, KR;
Yoo Hwan Kim, Suwon-si, KR;
Hyun Hwan Yoo, Suwon-si, KR;
Yoo Sam Na, Suwon-si, KR;
Jong Myeong Kim, Suwon-si, KR;
Hyun Jin Yoo, Suwon-si, KR;
Assignee:
Samsung Electro-Mechanics Co., Ltd., Suwon-si, KR;
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
H03K 17/687 (2006.01); H03K 17/16 (2006.01); H03K 17/693 (2006.01);
U.S. Cl.
CPC ...
H03K 17/161 (2013.01); H03K 17/687 (2013.01); H03K 17/693 (2013.01);
Abstract
A radio frequency switch circuit may include a first switch circuit unit connected between a signal port and an antenna port, a second switch circuit unit connected between the signal port and a ground, and a third switch circuit unit connected between the antenna port and the ground. An operation reference voltage of the third switch circuit unit is lower than an operation reference voltage of the first switch circuit unit.