At last, a united system about how to embed and detect text digital watermarking in electronic and print files was described.

最后，描述了在统一的框架体系中，实现在电子文件和印刷品文件上的嵌入、检测数字水印的方法。

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In this paper, a digital text watermarking algorithm based on Chinese characters structure is proposed.

提出一种基于汉字字型结构的文本数字水印算法。

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A digital watermarking algorithm in binary text image: Because of the weak information hiding immunity of binary text image, many watermarking methods based on gray or color images are useless.

改进的二值文本图像水印算法：由于二值图像信息隐藏免疫力差，绝大多数基于灰度或彩色图像的水印算法不再适用。

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