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:
Sep. 15, 2015
Filed:
Feb. 01, 2010
Applicants:
Chan-sub Park, Incheon, KR;
Hae-joo Jeong, Seoul, KR;
June-hee Lee, Seongnam-si, KR;
Inventors:
Assignee:
SAMSUNG ELECTRONICS CO., LTD., Suwon-si, KR;
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
H04W 72/00 (2009.01); H04W 72/02 (2009.01); H04W 16/14 (2009.01);
U.S. Cl.
CPC ...
H04W 72/02 (2013.01); H04W 16/14 (2013.01);
Abstract
A wireless communication method in a cognitive radio (CR) environment, and a wireless communication device and a wireless communication system using the same are provided. A communication method includes receiving channel information indicating a channel used by an external device, searching for available channels, and performing communication through the available channel. Accordingly, interference between devices can be avoided, available channels can be found more rapidly, and wireless resources can be used more efficiently.