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US08799659B2 Advanced multi-channel watermarking system and method 有权
高级多通道水印系统及方法

Advanced multi-channel watermarking system and method
Abstract:
A method, computer program product, and computing device for modifying a first channel portion of a digital media data file to include at least a first primary watermark. A second channel portion of the digital media data file is modified to include at least a first secondary watermark, wherein the first secondary watermark is the complement of the first primary watermark.
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