Investigation of the Noise Variance and the SNR Estimators for OFDM Systems with Imperfect Frequency Synchronization.
Wei-Chieh HuangChih-Chao ChangChih-Peng LiHsueh-Jyh LiPublished in: WCNC (2010)
Keyphrases
- ofdm system
- noise variance
- signal to noise ratio
- estimation algorithm
- bit error rate
- noisy images
- gaussian noise
- channel estimation
- wireless communication
- multipath
- wiener filter
- correlation coefficient
- regularization parameter
- noise level
- image noise
- fading channels
- low frequency
- denoising algorithm
- noise reduction
- image denoising
- denoising
- wireless sensor networks
- noise free
- end to end
- high frequency
- wireless networks