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:
Dec. 27, 2011
Filed:
Jul. 07, 2008
Hyun Ho Choi, Suwon-si, KR;
Tae IN Hyon, Hwaseong-si, KR;
Kyung Hun Jang, Suwon-si, KR;
IN Sun Lee, Seongnam-si, KR;
Youngsoo Kim, Seoul, KR;
Hyun Ho Choi, Suwon-si, KR;
Tae In Hyon, Hwaseong-si, KR;
Kyung Hun Jang, Suwon-si, KR;
In Sun Lee, Seongnam-si, KR;
Youngsoo Kim, Seoul, KR;
Samsung Electronics Co., Ltd., Suwon-si, KR;
Samsung Electro-Mechanics Co., Ltd., Suwon-si, KR;
Abstract
A cognitive radio communication apparatus and method which adaptably controls a sensing reference level based on a transmission power of a transmitter is provided. A cognitive radio communication apparatus includes a sensing reference level control unit to adaptably control a sensing reference level based on a transmission power of a secondary transmitter included in a secondary network, and a fast sensing unit to determine whether a signal received for a predetermined time period exists based on the controlled sensing reference level.