其一是数字水印，一种在电子内容里嵌入版权信息的技术。
One is digital “watermarking,” in which a bit of computer code is embedded in a file to identify it.
数字水印技术是通过在原始数据中嵌入秘密信息—水印来证实该数据的所有权的完整性。
Digital watermark technology is the integrality of ownership verifying this data through embedding secret information - the watermark in initial data.
利用静态图像的压缩编码技术，将彩色数字水印编码为一系列二值id数字，以实现水印的嵌入。
By still image compression coding technique, the color digital watermark is encoded into a series of binary ID Numbers for watermarking.
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