EM-Based Phase Noise Estimation in Vector OFDM Systems Using Linear MMSE Receivers.
Ibo NgebaniYabo LiXiang-Gen XiaMinjian ZhaoPublished in: IEEE Trans. Veh. Technol. (2016)
Keyphrases
- noise estimation
- ofdm system
- channel estimation
- multipath
- estimation algorithm
- wireless communication
- denoising
- noise level
- noisy images
- expectation maximization
- bit error rate
- em algorithm
- maximum likelihood
- edge detection
- recursive least squares
- image processing
- computationally efficient
- denoising algorithm
- fading channels
- markov random field