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Asymptotic Achievability of the Cramér-Rao Lower Bound of Channel Estimation for Reconfigurable Intelligent Surface Assisted Communication System.
Yiming Liu
Erwu Liu
Rui Wang
Binyu Lu
Published in:
CoRR (2020)
Keyphrases
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lower bound
channel estimation
upper bound
communication systems
worst case
cdma systems
multipath
ofdm system
frequency selective
low cost
fading channels
estimation algorithm
objective function
optimal solution
image processing
bit error rate