In this paper, we propose a tensor-based method for joint signal and channel estimation for multi-user massive MIMO relay systems without using pilot sequences, and develop two tensor-based semi-blind ...

Naturally it works with Marantz's HEOS system for multi-room, and it also has AirPlay 2, Spotify Connect, Tidal Connect and plain old Bluetooth. The Marantz AV20 and AMP20 are priced identically ...

The original version of this technique (PD I) often requires extensive user-interactive editing to improve upon the results from a maximum a-posteriori probability receiver (MAPR). We have used the ...