A delay-domain sparse precoder, learned by a DNN with variational Bayesian training, cuts DMRS pilot overhead up to 8x and improves BER in simulated MIMO-OFDM downlinks.
Joint burst LASSO for sparse channel estimation in multi-user massive MIMO,
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Bayesian Deep End-to-End Learning for MIMO-OFDM System with Delay-Domain Sparse Precoder
A delay-domain sparse precoder, learned by a DNN with variational Bayesian training, cuts DMRS pilot overhead up to 8x and improves BER in simulated MIMO-OFDM downlinks.