Narrowband Interference Suppression in Frequency-Hopping Spread Spectrum Using Undecimated Wavelet Packet Transform.
Juan José Pérez SolanoSantiago Felici-CastellMiguel A. Rodriguez-HernandezPublished in: IEEE Trans. Veh. Technol. (2008)
Keyphrases
- frequency hopping
- spread spectrum
- discrete wavelet transform
- image watermarking
- watermarking algorithm
- wavelet coefficients
- digital watermarking
- wavelet domain
- subband
- data hiding
- filter bank
- sar images
- wavelet decomposition
- multiresolution
- transform domain
- multiple access
- wavelet transform
- watermarking scheme
- high frequency
- jpeg compression
- signal processing
- edge detection
- denoising
- low frequency
- speech signal
- image processing
- spatial domain
- copyright protection
- feature vectors
- computational complexity
- multiscale
- image compression
- short time fourier transform
- similarity measure