17 citations · 21 across the 10 of their papers we have counts for
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cs.IT2018
Low-Overhead Hierarchically-Sparse Channel Estimation for Multiuser Wideband Massive MIMO
Gerhard Wunder, Stelios Stefanatos, Axel Flinth +2
The problem of excessive pilot overhead required for uplink massive MIMO channel estimation is well known, let alone when it is considered along with wideband (OFDM) transmissions.…
cs.IT2018★ 1 cited
Wideband Massive MIMO Channel Estimation via Sequential Atomic Norm Minimization
Stelios Stefanatos, Mahdi Barzegar Khalilsarai, Gerhard Wunder
The recently introduced atomic norm minimization (ANM) framework for parameter estimation is a promising candidate towards low overhead channel estimation in wireless communication…