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US08307213B2 Method and system for digital watermarking 失效
数字水印方法与系统

Method and system for digital watermarking
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 includes a binary sequence and information describing application of that binary sequence to the content signal. The digital watermark is then encoded within the content signal at one or more locations determined by the watermarking key.
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