Channel Estimation for Sparse Massive MIMO Channels in Low SNR Regime.
Zijun GongCheng LiFan JiangPublished in: IEEE Trans. Cogn. Commun. Netw. (2018)
Keyphrases
- low snr
- channel estimation
- fading channels
- frequency selective
- multiple input multiple output
- cdma systems
- multipath
- communication systems
- ofdm system
- bit error rate
- noise model
- wireless communication
- low signal to noise ratio
- code division multiple access
- estimation algorithm
- sparse representation
- high dimensional
- wireless channels
- signal to noise ratio
- computer simulation
- optimization procedure
- end to end
- wireless networks
- denoising
- multiscale