Double IRSs Aided Massive MIMO Channel Estimation and Spectrum Efficiency Maximization for High-Speed Railway Communications.
Tianyou LiHuawei TongYouyun XuXinzhong SuGuopeng QiaoPublished in: IEEE Trans. Veh. Technol. (2022)
Keyphrases
- channel estimation
- communication systems
- ofdm system
- cdma systems
- fading channels
- estimation algorithm
- multipath
- frequency selective
- bit error rate
- wireless channels
- cognitive radio
- multiple input multiple output
- high speed railway
- orthogonal frequency division multiplexing
- computer systems
- wireless communication
- neural network