Exploiting Array Geometry for Reduced-Subspace Channel Estimation in RIS-Aided Communications.

Özlem Tugfe Demir Emil Björnson Luca Sanguinetti

Published in: CoRR (2022)

Keyphrases

channel estimation
communication systems
cdma systems
linear subspace
frequency selective
computer systems
multipath
ofdm system
fading channels
feature space
estimation algorithm
bit error rate
principal component analysis
image quality