EM-Based Joint Channel Estimation and Detection for Frequency Selective Channels Using Gaussian Message Passing.
Qinghua GuoDefeng HuangPublished in: IEEE Trans. Signal Process. (2011)
Keyphrases
- frequency selective
- message passing
- channel estimation
- fading channels
- communication systems
- belief propagation
- multipath
- ofdm system
- maximum likelihood
- estimation algorithm
- distributed systems
- bit error rate
- wavelet packet
- em algorithm
- graphical models
- markov random field
- wireless communication
- code division multiple access
- error concealment
- computationally efficient
- probabilistic model