A Spread Spectrum System with Frequency Hopping and Sequentially Balanced Modulation-Part I: Basic Operation in Broadband Noise.
Robert F. PawulaRobert F. MathisPublished in: IEEE Trans. Commun. (1980)
Keyphrases
- spread spectrum
- frequency hopping
- direct sequence spread spectrum
- ofdm system
- image watermarking
- data hiding
- transform domain
- received signal
- signal to noise ratio
- bit error rate
- multiple access
- short time fourier transform
- watermarking scheme
- additive noise
- geometric distortions
- digital watermarking
- watermarking algorithm
- noise level
- wireless communication
- motion estimation
- computational complexity
- signal processing
- multiresolution