Watermark-based Counter for Restricting Digital Audio Consumption.
Mikko LöytynojaNedeljko CvejicTapio SeppänenPublished in: IEC (Prague) (2005)
Keyphrases
- digital audio
- watermarking scheme
- audio signal
- spread spectrum
- watermarking algorithm
- digital video
- digital watermarking
- copyright protection
- image watermarking
- watermark embedding
- content based access
- jpeg compression
- digital images
- music information retrieval
- discrete wavelet transform
- watermarking technique
- error correction
- multiscale
- geometric distortions
- multimedia
- multimedia information
- signal processing