Performance of time and frequency domain chip-level differential detection in two-dimension spread spectrum system.
Lijun SongYouxi TangShaoqian LiPublished in: ICC (2005)
Keyphrases
- frequency domain
- spread spectrum
- spatial domain
- transform domain
- fourier transform
- data hiding
- denoising
- low frequency
- feature extraction
- watermark detection
- image watermarking
- filter bank
- subband
- wavelet domain
- additive noise
- fast fourier transform
- multiscale
- discrete cosine transform
- remote sensing
- bit error rate
- digital watermarking