Joint covariance matrix estimation and pilot allocation in massive MIMO systems.
David NeumannKamel ShibliMichael JohamWolfgang UtschickPublished in: ICC (2017)
Keyphrases
- covariance matrix
- mimo systems
- estimation error
- covariance matrices
- low complexity
- principal component analysis
- sample size
- video transmission
- resource allocation
- correlation matrix
- computer simulation
- objective function
- bit error rate
- maximum likelihood estimation
- computer vision
- multiple input multiple output
- fading channels
- wireless channels
- analytical model
- upper bound
- estimation algorithm
- neural network
- motion estimation