CN101231742A - 二值文本图像中数字水印的嵌入和提取的方法及装置 - Google Patents
二值文本图像中数字水印的嵌入和提取的方法及装置 Download PDFInfo
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- CN101231742A CN101231742A CNA2008100557700A CN200810055770A CN101231742A CN 101231742 A CN101231742 A CN 101231742A CN A2008100557700 A CNA2008100557700 A CN A2008100557700A CN 200810055770 A CN200810055770 A CN 200810055770A CN 101231742 A CN101231742 A CN 101231742A
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CN2008100557700A CN101231742B (zh) | 2008-01-08 | 2008-01-08 | 二值文本图像中数字水印的嵌入和提取的方法及装置 |
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CN2008100557700A CN101231742B (zh) | 2008-01-08 | 2008-01-08 | 二值文本图像中数字水印的嵌入和提取的方法及装置 |
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Cited By (6)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN102024255A (zh) * | 2009-09-14 | 2011-04-20 | 汤姆森许可贸易公司 | 基于签名的配准方法以及用于签名计算的方法 |
CN102081789A (zh) * | 2009-12-01 | 2011-06-01 | 富士施乐株式会社 | 图像处理装置和图像处理方法 |
CN108510424A (zh) * | 2017-02-23 | 2018-09-07 | 腾讯科技(深圳)有限公司 | 一种图像处理的方法及装置 |
CN109784006A (zh) * | 2019-01-04 | 2019-05-21 | 平安科技(深圳)有限公司 | 水印嵌入和提取方法及终端设备 |
CN109993681A (zh) * | 2019-04-10 | 2019-07-09 | 兰州大学 | 一种基于颜色属性值变换的oox格式文档的数字水印方法 |
CN110826033A (zh) * | 2018-08-14 | 2020-02-21 | 浙江大学 | 水印嵌入和水印提取方法、装置及设备和数据处理方法 |
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2008
- 2008-01-08 CN CN2008100557700A patent/CN101231742B/zh not_active Expired - Fee Related
Cited By (10)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN102024255A (zh) * | 2009-09-14 | 2011-04-20 | 汤姆森许可贸易公司 | 基于签名的配准方法以及用于签名计算的方法 |
CN102024255B (zh) * | 2009-09-14 | 2015-01-07 | 汤姆森许可贸易公司 | 基于签名的配准方法以及用于签名计算的方法 |
CN102081789A (zh) * | 2009-12-01 | 2011-06-01 | 富士施乐株式会社 | 图像处理装置和图像处理方法 |
CN102081789B (zh) * | 2009-12-01 | 2014-12-24 | 富士施乐株式会社 | 图像处理装置和图像处理方法 |
CN108510424A (zh) * | 2017-02-23 | 2018-09-07 | 腾讯科技(深圳)有限公司 | 一种图像处理的方法及装置 |
CN108510424B (zh) * | 2017-02-23 | 2022-11-29 | 腾讯科技(深圳)有限公司 | 一种图像处理的方法及装置 |
CN110826033A (zh) * | 2018-08-14 | 2020-02-21 | 浙江大学 | 水印嵌入和水印提取方法、装置及设备和数据处理方法 |
CN110826033B (zh) * | 2018-08-14 | 2022-06-07 | 浙江大学 | 水印嵌入和水印提取方法、装置及设备和数据处理方法 |
CN109784006A (zh) * | 2019-01-04 | 2019-05-21 | 平安科技(深圳)有限公司 | 水印嵌入和提取方法及终端设备 |
CN109993681A (zh) * | 2019-04-10 | 2019-07-09 | 兰州大学 | 一种基于颜色属性值变换的oox格式文档的数字水印方法 |
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Effective date of registration: 20220616 Address after: 100871 No. 5, the Summer Palace Road, Beijing, Haidian District Patentee after: Peking University Patentee after: New founder holdings development Co.,Ltd. Patentee after: BEIJING FOUNDER ELECTRONICS Co.,Ltd. Address before: 100871 No. 5, the Summer Palace Road, Beijing, Haidian District Patentee before: Peking University Patentee before: PEKING UNIVERSITY FOUNDER GROUP Co.,Ltd. Patentee before: BEIJING FOUNDER ELECTRONICS Co.,Ltd. |
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