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. 25, 2011
Filed:
Sep. 11, 2007
Tae IN Hyon, Hwaseong-si, KR;
Jae Myoung Kim, Seoul, KR;
Jae Hak Chung, Seoul, KR;
Sang JO Yoo, Incheon, KR;
Young Gun Ji, Gwangmyeong-si, KR;
Tae In Hyon, Hwaseong-si, KR;
Jae Myoung Kim, Seoul, KR;
Jae Hak Chung, Seoul, KR;
Sang Jo Yoo, Incheon, KR;
Young Gun Ji, Gwangmyeong-si, KR;
Samsung Electronics Co., Ltd., Suwon-si, KR;
Inha-Industry Partnership Institute, Incheon, KR;
Abstract
A communication method and apparatus of a cognitive radio (CR) environment using a relaying system while not interfering with a communication system having a priority right to use a frequency band, the communication method including: listening to fundamental channel (FCH) information and/or downlink/uplink (DL/UL) map information of a frame transmitted in the relaying system; obtaining a transmission signal of the relaying system using the FCH information and/or the DL/UL map information; orthogonally encoding data to be transmitted in the CR environment based on the obtained transmission signal; and transmitting the orthogonally encoded data via a determined channel that is used in the relaying system. Accordingly, aspects of the present invention can retrieve radio resources unused in the CR environment more easily.