Common Sparsity and Cluster Structure Based Channel Estimation for Downlink Massive MIMO-OFDM Systems.
Wei JiChenhao RenLing QiuPublished in: IEEE Signal Process. Lett. (2019)
Keyphrases
- cluster structure
- channel estimation
- multipath
- orthogonal frequency division multiplexing
- code division multiple access
- ofdm system
- wireless channels
- communication systems
- clustering method
- cluster analysis
- data points
- high dimensional data
- clustering algorithm
- bit error rate
- fading channels
- end to end
- estimation algorithm
- application layer
- wireless communication
- computer simulation
- high dimensional
- data analysis
- data transmission
- low frequency
- routing algorithm
- physical layer
- feature space
- computationally efficient