An Improved MMSE Channel Estimator for Joint Coded-Precoded OFDM.
Guomei ZhangShihua ZhuShaopeng WangFeng LiPublished in: IEICE Trans. Commun. (2009)
Keyphrases
- space time block
- minimum mean squared error
- channel estimation
- minimum mean square error
- signal to noise ratio
- cdma systems
- maximum a posteriori
- noise variance
- ofdm system
- communication systems
- multipath
- frequency selective
- estimation algorithm
- orthogonal frequency division multiplexing
- fading channels
- mimo systems
- inverse halftoning
- bit error rate
- image reconstruction
- joint optimization
- low complexity
- wavelet coefficients
- recursive least squares
- markov random field
- gaussian noise
- wireless communication
- computationally efficient
- expectation maximization