A new filtering method for chirp spread spectrum.
Yeong-Sam KimJong-Wha ChongPublished in: ICUIMC (2009)
Keyphrases
- filtering method
- spread spectrum
- fourier transform
- frequency domain
- post processing
- transform domain
- image watermarking
- spatial domain
- data hiding
- denoising
- watermarking scheme
- watermarking algorithm
- bit error rate
- low frequency
- filtering algorithm
- binary images
- gray scale
- digital watermarking
- signal processing
- multiresolution