Abstract
A communication initialization method at a MAC layer in a CR wireless communication system is provided. The use or non-use of a frequency band is sensed over a broadband with a minimized sensing time in a non-interfering manner with existing communication systems.
Original language | English |
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Patent number | US2007104140 |
IPC | H04W 16/ 10 A I |
Priority date | 5/11/05 |
Publication status | Published - 10 May 2007 |
Externally published | Yes |