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Cramer-Rao Lower Bounds for Semi-Blind ML Channel Estimation in UWB Systems.
Lei Huang
Chi Chung Ko
Published in:
IEEE Trans. Wirel. Commun. (2006)
Keyphrases
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channel estimation
lower bound
communication systems
multipath
cramer rao
computer systems
estimation algorithm
objective function
upper bound
maximum likelihood
np hard
em algorithm
end to end
fading channels
ofdm system
orthogonal frequency division multiplexing