An EM based frequency domain channel estimation algorithm for multi-access OFDM systems.
Muhammad S. SohailTareq Y. Al-NaffouriPublished in: Signal Process. (2010)
Keyphrases
- ofdm system
- estimation algorithm
- frequency domain
- orthogonal frequency division multiplexing
- channel estimation
- spatial domain
- computationally efficient
- low frequency
- maximum likelihood
- feature extraction
- subband
- denoising
- computational complexity
- wireless communication
- fast fourier transform
- high quality
- bit error rate
- image processing
- computer vision