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Pilot Design for Sparse Channel Estimation in OFDM-Based Cognitive Radio Systems.
Chenhao Qi
Guosen Yue
Lenan Wu
Arumugam Nallanathan
Published in:
IEEE Trans. Veh. Technol. (2014)
Keyphrases
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channel estimation
cognitive radio
communication systems
ofdm system
wireless communication
multipath
frequency selective
fading channels
multiple input multiple output
distributed systems
information systems
computer systems
wireless systems
cdma systems