It is shown that having output feedback and delayed CSI at the transmitters can strictly enlarge the DoF region when compared to the case in which only delayed ...
It is shown that having output feedback and delayed CSI at the transmitters can strictly enlarge the DoF region when compared to the case in which only delayed ...
Fingerprint. Dive into the research topics of 'Feedback and delayed CSI can be as good as perfect CSI'. Together they form a unique fingerprint.
Sep 14, 2017 · You need to make sure that you are using h* in the transmission. Then, you need to use h in detecting the symbols (i.e., in the receiver).
Apr 9, 2024 · On the other hand, due to the channel's time variability, the CSI feedback from the receiver to the transmitter is always outdated, a phenomenon.
Oct 9, 2024 · In this paper, a low-complexity CSI feedback approach is proposed based on spatial and channel attention mechanism, namely the Spatial and Channel Attention ...
Specify the CSI feedback mode as one of ' RI-PMI-CQI ', ' AI CSI compression ', or ' Perfect CSI '. In all modes, the UE can perform perfect or practical ...
This letter studies the channel state information (CSI) feedback based on the deep autoencoder considering the feedback errors and feedback delay in the ...
Discover how a multi-task CNN method achieves compression and reconstruction of channel state information in the FDD mode of massive MIMO systems.
Jan 30, 2012 · This lower bound is strictly better than the best lower bound known for the case of delayed CSI assumption for all values of K. Comments ...
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