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patent
Transform domain allocation scheme for multimedia watermarking
Robert, A.
•
Knopp, R.
2000
NOVELTY - The watermark is made imperceptible, e.g. invisible or inaudible, by inserting it into selected parts of the data that are neither significant nor insignificant perceptually. Examples for the domain of embedding are complex Fourier coefficients and wavelet coefficients.
Type
patent
EPO Family ID
22649601
Inventors
Robert, A.
•
Knopp, R.
Note
Alternative title(s) : (fr) Attribution de domaine de transformee destinee au filigranage multimedia (en) Transform domain allocation for multimedia watermarking
EPFL units
Patent number | Country code | Kind code | Date issued |
AU3110901 | AU | A | 2001-07-31 |
WO0154053 | WO | A1 | 2001-07-26 |
Available on Infoscience
December 3, 2004
Use this identifier to reference this record