Wavelet packet transform based de-noising receiver for indoor optical wireless system.
Maruthamuthu Paramasivam PrabakaranArunagiri SivasubramanianKrishnan ChitraPublished in: IEICE Electron. Express (2014)
Keyphrases
- wavelet packet
- denoising
- wifi
- wavelet packet transform
- wireless communication
- filter bank
- wireless networks
- mobile devices
- image denoising
- wavelet packet decomposition
- image processing
- subband
- wavelet function
- translation invariant
- natural images
- wavelet transform
- physical layer
- quadtree
- wavelet domain
- frequency domain
- wavelet decomposition
- fading channels
- non stationary
- frequency band
- multiresolution
- multiscale
- high quality
- ad hoc networks
- computer vision