Spread spectrum high performance techniques for a long haul high frequency link.
Rosa Maria Alsina PagesMartí SalvadorMarcos Hervás GarciaPau BergadaJoan Lluís PijoanDavid BadiaPublished in: IET Commun. (2015)
Keyphrases
- high frequency
- spread spectrum
- low frequency
- image watermarking
- discrete wavelet transform
- data hiding
- visual quality
- digital watermarking
- transform domain
- high resolution
- subband
- watermarking algorithm
- wavelet transform
- wavelet coefficients
- watermarking scheme
- wavelet domain
- bit error rate
- frequency band
- image data
- video sequences
- jpeg compression
- image quality
- multiresolution