Digital watermarking

Details Digital watermarking Digital watermarking

H - Electricity

04

L

H04L 9/32 (2006.01) G06T 1/00 (2006.01) H04N 1/32 (2006.01) H04B 1/69 (2006.01) H04N 7/24 (2006.01)

Patent

CA 2219205

Digital watermarking of data, including image, video and audio data, is performed by repeatedly inserting the watermark into subregions or subimages of the data. Similarly, the watermark is repeatedly extracted from the subregions of the data.

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