Chirp Spread Spectrum Aloha in LEO Satellite Internet of Things.
Xiuqi HuYubi QianHuiling HouSiyue SunGuang LiangShuai HanPublished in: IWCMC (2022)
Keyphrases
- spread spectrum
- fourier transform
- image watermarking
- frequency domain
- transform domain
- data hiding
- spatial domain
- video watermarking
- direct sequence spread spectrum
- watermarking algorithm
- watermarking scheme
- remote sensing
- digital watermarking
- bit error rate
- frequency hopping
- signal processing
- multiresolution
- image sequences
- discrete wavelet transform
- image fusion
- dct coefficients
- copyright protection
- high resolution
- image processing