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:
Jul. 19, 2011
Filed:
Jun. 20, 2007
Applicants:
Kyu-don Choi, Yongin-si, KR;
Choong-yul Cha, Yongin-si, KR;
Heung-bae Lee, Seongnam-si, KR;
Inventors:
Assignee:
Samsung Electronics Co., Ltd., Suwon-si, KR;
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
H04B 1/10 (2006.01); H04B 1/16 (2006.01);
U.S. Cl.
CPC ...
Abstract
A radio frequency (RF) filter is provided which includes a band pass filter unit and an amplifying unit. If a signal having a frequency in a first band is input, the RF filter performs band pass filtering, and if a signal having a frequency in a second band is input, the RF filter performs an amplifying process. The RF filter can be used for various RF signal processing devices, such as digital broadcast receiving tuners.
Choi, Kyu-don. (2011). Rf filter and digital broadcast receiving tuner and rf signal processing device using rf filter (U.S. Patent No. 7983639). U.S. Patent and Trademark Office. https://idiyas.com/patent/badge/7983639
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