CN100364260C - 数字签名和数字水印条码的制作及验证方法 - Google Patents
数字签名和数字水印条码的制作及验证方法 Download PDFInfo
- Publication number
- CN100364260C CN100364260C CNB2004100135325A CN200410013532A CN100364260C CN 100364260 C CN100364260 C CN 100364260C CN B2004100135325 A CNB2004100135325 A CN B2004100135325A CN 200410013532 A CN200410013532 A CN 200410013532A CN 100364260 C CN100364260 C CN 100364260C
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- CN
- China
- Prior art keywords
- bar code
- watermark
- watermark information
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- information
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
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Classifications
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- G—PHYSICS
- G06—COMPUTING; CALCULATING OR COUNTING
- G06K—GRAPHICAL DATA READING; PRESENTATION OF DATA; RECORD CARRIERS; HANDLING RECORD CARRIERS
- G06K19/00—Record carriers for use with machines and with at least a part designed to carry digital markings
- G06K19/06—Record carriers for use with machines and with at least a part designed to carry digital markings characterised by the kind of the digital marking, e.g. shape, nature, code
- G06K19/06009—Record carriers for use with machines and with at least a part designed to carry digital markings characterised by the kind of the digital marking, e.g. shape, nature, code with optically detectable marking
- G06K19/06018—Record carriers for use with machines and with at least a part designed to carry digital markings characterised by the kind of the digital marking, e.g. shape, nature, code with optically detectable marking one-dimensional coding
- G06K19/06028—Record carriers for use with machines and with at least a part designed to carry digital markings characterised by the kind of the digital marking, e.g. shape, nature, code with optically detectable marking one-dimensional coding using bar codes
-
- G—PHYSICS
- G06—COMPUTING; CALCULATING OR COUNTING
- G06K—GRAPHICAL DATA READING; PRESENTATION OF DATA; RECORD CARRIERS; HANDLING RECORD CARRIERS
- G06K19/00—Record carriers for use with machines and with at least a part designed to carry digital markings
- G06K19/06—Record carriers for use with machines and with at least a part designed to carry digital markings characterised by the kind of the digital marking, e.g. shape, nature, code
- G06K19/06009—Record carriers for use with machines and with at least a part designed to carry digital markings characterised by the kind of the digital marking, e.g. shape, nature, code with optically detectable marking
- G06K19/06046—Constructional details
- G06K19/06056—Constructional details the marking comprising a further embedded marking, e.g. a 1D bar code with the black bars containing a smaller sized coding
-
- G—PHYSICS
- G06—COMPUTING; CALCULATING OR COUNTING
- G06K—GRAPHICAL DATA READING; PRESENTATION OF DATA; RECORD CARRIERS; HANDLING RECORD CARRIERS
- G06K7/00—Methods or arrangements for sensing record carriers, e.g. for reading patterns
- G06K7/10—Methods or arrangements for sensing record carriers, e.g. for reading patterns by electromagnetic radiation, e.g. optical sensing; by corpuscular radiation
- G06K7/14—Methods or arrangements for sensing record carriers, e.g. for reading patterns by electromagnetic radiation, e.g. optical sensing; by corpuscular radiation using light without selection of wavelength, e.g. sensing reflected white light
Abstract
Description
Claims (2)
Priority Applications (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
CNB2004100135325A CN100364260C (zh) | 2004-01-18 | 2004-01-18 | 数字签名和数字水印条码的制作及验证方法 |
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
CNB2004100135325A CN100364260C (zh) | 2004-01-18 | 2004-01-18 | 数字签名和数字水印条码的制作及验证方法 |
Publications (2)
Publication Number | Publication Date |
---|---|
CN1558595A CN1558595A (zh) | 2004-12-29 |
CN100364260C true CN100364260C (zh) | 2008-01-23 |
Family
ID=34351075
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
CNB2004100135325A Expired - Fee Related CN100364260C (zh) | 2004-01-18 | 2004-01-18 | 数字签名和数字水印条码的制作及验证方法 |
Country Status (1)
Country | Link |
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CN (1) | CN100364260C (zh) |
Families Citing this family (13)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN1897522B (zh) * | 2005-07-15 | 2010-05-05 | 国际商业机器公司 | 水印嵌入和/或检测的方法、装置及系统 |
GB0613360D0 (en) | 2006-07-05 | 2006-08-16 | Iti Scotland Ltd | Bar code authentication |
JP4818091B2 (ja) * | 2006-12-13 | 2011-11-16 | キヤノン株式会社 | 情報処理装置、画像処理装置、情報処理装置の制御方法及び画像処理装置の制御方法 |
CN102096787B (zh) * | 2009-12-14 | 2013-06-05 | 南京信息工程大学 | 一种基于word2007文本切分的信息隐藏方法及其装置 |
CN102739397A (zh) * | 2011-03-31 | 2012-10-17 | 汉王科技股份有限公司 | 一种电子工单的加密、校验方法及装置 |
CN102752111A (zh) * | 2011-04-20 | 2012-10-24 | 中国移动通信集团黑龙江有限公司 | 一种工单系统的电子签名防篡改的方法以及系统 |
CN103793665A (zh) * | 2014-03-06 | 2014-05-14 | 北京淦蓝润和信息技术有限公司 | 电子文档的处理方法及装置 |
CN104899748A (zh) * | 2014-10-17 | 2015-09-09 | 陈谦 | 基于标识认证技术的二维码与刮刮码复合鉴真方法 |
WO2016202827A1 (en) | 2015-06-18 | 2016-12-22 | Hicof Inc. | Authentication feature in a barcode |
CN106096335A (zh) * | 2016-06-08 | 2016-11-09 | 北京小米移动软件有限公司 | 版权信息检测方法、版权信息检测装置和电子设备 |
CN106599729A (zh) * | 2016-12-09 | 2017-04-26 | 郑州云海信息技术有限公司 | 一种驱动程序安全验证方法及系统 |
CN109657426B (zh) * | 2019-01-30 | 2023-08-15 | 贵州大学 | 一种基于数字签名和数字水印的数据溯源方法 |
CN109978377A (zh) * | 2019-03-28 | 2019-07-05 | 北京网聘咨询有限公司 | 企业资质审核管理系统及方法 |
Citations (3)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
WO2002037418A1 (en) * | 2000-11-02 | 2002-05-10 | Markany Inc. | Watermarking system and method for protecting a digital image from forgery or alteration |
CN1377184A (zh) * | 2002-04-30 | 2002-10-30 | 中山大学 | 一种数字水印的嵌入方法 |
CN1444145A (zh) * | 2002-03-07 | 2003-09-24 | 温天 | 数字条码水印及防伪方法 |
-
2004
- 2004-01-18 CN CNB2004100135325A patent/CN100364260C/zh not_active Expired - Fee Related
Patent Citations (3)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
WO2002037418A1 (en) * | 2000-11-02 | 2002-05-10 | Markany Inc. | Watermarking system and method for protecting a digital image from forgery or alteration |
CN1444145A (zh) * | 2002-03-07 | 2003-09-24 | 温天 | 数字条码水印及防伪方法 |
CN1377184A (zh) * | 2002-04-30 | 2002-10-30 | 中山大学 | 一种数字水印的嵌入方法 |
Non-Patent Citations (1)
Title |
---|
电子学报. 张毅刚,2131-2134,基于指纹特征数字水印算法的身份认证技术研究. 2003 * |
Also Published As
Publication number | Publication date |
---|---|
CN1558595A (zh) | 2004-12-29 |
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Legal Events
Date | Code | Title | Description |
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C06 | Publication | ||
PB01 | Publication | ||
C10 | Entry into substantive examination | ||
SE01 | Entry into force of request for substantive examination | ||
C14 | Grant of patent or utility model | ||
GR01 | Patent grant | ||
EE01 | Entry into force of recordation of patent licensing contract |
Assignee: Hubei Huawen Package Co., Ltd. Assignor: Harbin Institute of Technology Contract record no.: 2011420000229 Denomination of invention: Method for making and verifying digital signature and digital watermark bar code Granted publication date: 20080123 License type: Exclusive License Open date: 20041229 Record date: 20110826 |
|
CF01 | Termination of patent right due to non-payment of annual fee | ||
CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20080123 Termination date: 20190118 |