Apparatus and method for communication in cognitive radio network
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United States of America Patent
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Dec 4, 2012
Grant Date -
Feb 24, 2011
app pub date -
Aug 18, 2010
filing date -
Aug 18, 2009
priority date (Note) -
Expired
status (Latency Note)
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Abstract
A CR apparatus for performing communication in a CR network includes: a communication unit configured to measure a channel estimation signal, transmit measured channel state information to a master device, and, when a QP of a reference channel arrives, make a communication channel transition to a candidate channel and perform communication; and a channel information management unit configured to receive and manage the channel state information measured by the communication unit and channel information comprising a candidate channel, into which a channel transition is to be made during a QP of the reference channel, received from the master device and control channel transition of the communication unit based on the channel information.
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