(57) ABSTRACT A method for applying a digital watermark to a content signal is disclosed.
In accordance with such a method, a watermark ing key is identi? ed. The watermarking key …

(57) ABSTRACT A method for applying a digital watermark to a content Signal is disclosed.
In accordance with Such a method, a watermarking key is identified. The watermarking key …

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- Method and system for digital watermarking - Google Patents Method and system for digital …

Related US Application Data 5,478,990 A 12/1995 Montanari et al.(63) Continuation of
application No. 09/545,589, filed on 5,479.210 A 12/1995 Cawley et al. Apr. 7, 2000, now …

US7114071B1 - Method and apparatus for embedding digital watermarking into compressed
multimedia signals - Google Patents US7114071B1 - Method and apparatus for embedding …

(57) ABSTRACT A method for decoding auxiliary data from media signals in multimedia
content decodes watermarks from different media Signals and uses the watermarks to …

A system and method are described for inserting a watermark in encoded content, including
receiving encoded content, receiving at least one pre-processed watermark unit and …

(57) ABSTRACT A method for tracking media signals in multimedia content is provided by
uniquely identifying the multimedia content With a digital Watermark identi? er. A video …

(DE)(56) References Cited (*) Notice: Subject to any disclaimer, the term of this patent is
extended or adjusted under 35 US PATENT DOCUMENTS USC 154 (b) by 1227 days …