Compressed Sensing Based Channel Estimation in FDD Multi-User Massive MIMO Using Angle Domain Sparsity and Transmit Antenna Correlation.
Venceslav KafedziskiPublished in: EuCNC (2018)
Keyphrases
- multi user
- compressed sensing
- channel estimation
- cdma systems
- sparse representation
- compressive sampling
- communication systems
- fading channels
- code division multiple access
- wireless systems
- image reconstruction
- ofdm system
- multipath
- orthogonal matching pursuit
- virtual environment
- user interface
- random projections
- virtual world
- bit error rate
- frequency selective
- estimation algorithm
- augmented reality
- single user
- compressive sensing
- multiple users
- wireless channels
- multiple input multiple output
- natural images
- face recognition
- high dimensional
- multiple access
- signal processing
- dimensionality reduction
- image classification
- data analysis
- multiresolution
- signal to noise ratio
- high quality
- computer vision