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EM-EKF fast time-varying channel estimation based on superimposed pilot for high mobility OFDM systems.
Yong Liao
Qipeng Zhou
Nan Zhang
Published in:
Phys. Commun. (2021)
Keyphrases
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ofdm system
channel estimation
estimation algorithm
multipath
wireless communication
bit error rate
frequency selective
fading channels
computer simulation
orthogonal frequency division multiplexing
communication systems
recursive least squares
multiscale
kalman filtering
maximum likelihood
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