Invisible logo watermarking using visualization of spread spectrum signal on high-definition video.
Tae-Woo OhSeung-Jin RyuHeung-Kyu LeePublished in: ISPA (2011)
Keyphrases
- spread spectrum
- direct sequence spread spectrum
- high definition video
- image watermarking
- frequency hopping
- transform domain
- watermarking scheme
- watermarking algorithm
- data hiding
- video watermarking
- signal processing
- motion vectors
- watermark detection
- bit error rate
- digital watermarking
- watermark embedding
- macroblock
- high frequency
- watermarked image
- feature vectors
- frequency domain
- error correction
- video coding
- additive noise
- video sequences
- signal to noise ratio
- low frequency