DE69633553D1 - Verfahren und Vorrichtung zur Einbettung von Daten in einem elektronischen Dokument - Google Patents
Verfahren und Vorrichtung zur Einbettung von Daten in einem elektronischen DokumentInfo
- Publication number
- DE69633553D1 DE69633553D1 DE69633553T DE69633553T DE69633553D1 DE 69633553 D1 DE69633553 D1 DE 69633553D1 DE 69633553 T DE69633553 T DE 69633553T DE 69633553 T DE69633553 T DE 69633553T DE 69633553 D1 DE69633553 D1 DE 69633553D1
- Authority
- DE
- Germany
- Prior art keywords
- electronic document
- embedding data
- embedding
- data
- document
- 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.)
- Expired - Fee Related
Links
Classifications
-
- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04N—PICTORIAL COMMUNICATION, e.g. TELEVISION
- H04N1/00—Scanning, transmission or reproduction of documents or the like, e.g. facsimile transmission; Details thereof
- H04N1/32—Circuits or arrangements for control or supervision between transmitter and receiver or between image input and image output device, e.g. between a still-image camera and its memory or between a still-image camera and a printer device
- H04N1/32101—Display, printing, storage or transmission of additional information, e.g. ID code, date and time or title
- H04N1/32144—Display, printing, storage or transmission of additional information, e.g. ID code, date and time or title embedded in the image data, i.e. enclosed or integrated in the image, e.g. watermark, super-imposed logo or stamp
- H04N1/32149—Methods relating to embedding, encoding, decoding, detection or retrieval operations
- H04N1/32203—Spatial or amplitude domain methods
- H04N1/32219—Spatial or amplitude domain methods involving changing the position of selected pixels, e.g. word shifting, or involving modulating the size of image components, e.g. of characters
-
- G—PHYSICS
- G06—COMPUTING; CALCULATING OR COUNTING
- G06F—ELECTRIC DIGITAL DATA PROCESSING
- G06F21/00—Security arrangements for protecting computers, components thereof, programs or data against unauthorised activity
- G06F21/10—Protecting distributed programs or content, e.g. vending or licensing of copyrighted material ; Digital rights management [DRM]
-
- G—PHYSICS
- G06—COMPUTING; CALCULATING OR COUNTING
- G06F—ELECTRIC DIGITAL DATA PROCESSING
- G06F21/00—Security arrangements for protecting computers, components thereof, programs or data against unauthorised activity
- G06F21/10—Protecting distributed programs or content, e.g. vending or licensing of copyrighted material ; Digital rights management [DRM]
- G06F21/16—Program or content traceability, e.g. by watermarking
-
- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04N—PICTORIAL COMMUNICATION, e.g. TELEVISION
- H04N1/00—Scanning, transmission or reproduction of documents or the like, e.g. facsimile transmission; Details thereof
- H04N1/32—Circuits or arrangements for control or supervision between transmitter and receiver or between image input and image output device, e.g. between a still-image camera and its memory or between a still-image camera and a printer device
- H04N1/32101—Display, printing, storage or transmission of additional information, e.g. ID code, date and time or title
- H04N1/32144—Display, printing, storage or transmission of additional information, e.g. ID code, date and time or title embedded in the image data, i.e. enclosed or integrated in the image, e.g. watermark, super-imposed logo or stamp
- H04N1/32149—Methods relating to embedding, encoding, decoding, detection or retrieval operations
- H04N1/32203—Spatial or amplitude domain methods
-
- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04N—PICTORIAL COMMUNICATION, e.g. TELEVISION
- H04N1/00—Scanning, transmission or reproduction of documents or the like, e.g. facsimile transmission; Details thereof
- H04N1/32—Circuits or arrangements for control or supervision between transmitter and receiver or between image input and image output device, e.g. between a still-image camera and its memory or between a still-image camera and a printer device
- H04N1/32101—Display, printing, storage or transmission of additional information, e.g. ID code, date and time or title
- H04N1/32144—Display, printing, storage or transmission of additional information, e.g. ID code, date and time or title embedded in the image data, i.e. enclosed or integrated in the image, e.g. watermark, super-imposed logo or stamp
- H04N1/32149—Methods relating to embedding, encoding, decoding, detection or retrieval operations
- H04N1/32203—Spatial or amplitude domain methods
- H04N1/32261—Spatial or amplitude domain methods in binary data
-
- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04N—PICTORIAL COMMUNICATION, e.g. TELEVISION
- H04N2201/00—Indexing scheme relating to scanning, transmission or reproduction of documents or the like, and to details thereof
- H04N2201/32—Circuits or arrangements for control or supervision between transmitter and receiver or between image input and image output device, e.g. between a still-image camera and its memory or between a still-image camera and a printer device
- H04N2201/3201—Display, printing, storage or transmission of additional information, e.g. ID code, date and time or title
- H04N2201/3225—Display, printing, storage or transmission of additional information, e.g. ID code, date and time or title of data relating to an image, a page or a document
- H04N2201/3233—Display, printing, storage or transmission of additional information, e.g. ID code, date and time or title of data relating to an image, a page or a document of authentication information, e.g. digital signature, watermark
-
- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04N—PICTORIAL COMMUNICATION, e.g. TELEVISION
- H04N2201/00—Indexing scheme relating to scanning, transmission or reproduction of documents or the like, and to details thereof
- H04N2201/32—Circuits or arrangements for control or supervision between transmitter and receiver or between image input and image output device, e.g. between a still-image camera and its memory or between a still-image camera and a printer device
- H04N2201/3201—Display, printing, storage or transmission of additional information, e.g. ID code, date and time or title
- H04N2201/3269—Display, printing, storage or transmission of additional information, e.g. ID code, date and time or title of machine readable codes or marks, e.g. bar codes or glyphs
- H04N2201/327—Display, printing, storage or transmission of additional information, e.g. ID code, date and time or title of machine readable codes or marks, e.g. bar codes or glyphs which are undetectable to the naked eye, e.g. embedded codes
Applications Claiming Priority (2)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
JP34329595 | 1995-12-28 | ||
JP34329595A JP3542678B2 (ja) | 1995-12-28 | 1995-12-28 | 電子文書の単語間の空白部分の長さを利用した符号化および復号化方法、電子文書への署名情報の埋め込み方法、機密文書の暗号化方法 |
Publications (2)
Publication Number | Publication Date |
---|---|
DE69633553D1 true DE69633553D1 (de) | 2004-11-11 |
DE69633553T2 DE69633553T2 (de) | 2005-01-27 |
Family
ID=18360418
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
DE69633553T Expired - Fee Related DE69633553T2 (de) | 1995-12-28 | 1996-12-16 | Verfahren und Vorrichtung zur Einbettung von Daten in einem elektronischen Dokument |
Country Status (4)
Country | Link |
---|---|
US (1) | US5861619A (de) |
EP (1) | EP0782322B1 (de) |
JP (1) | JP3542678B2 (de) |
DE (1) | DE69633553T2 (de) |
Families Citing this family (38)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
FI103543B1 (fi) * | 1996-09-30 | 1999-07-15 | Nokia Telecommunications Oy | Elektronisten dokumenttien merkitseminen |
US6965697B1 (en) | 1998-07-15 | 2005-11-15 | Sony Corporation | Coding apparatus and method, decoding apparatus and method, data processing system, storage medium, and signal |
JP2000099501A (ja) * | 1998-09-17 | 2000-04-07 | Internatl Business Mach Corp <Ibm> | 文書データへの情報の埋め込み方法およびシステム |
JP3676120B2 (ja) * | 1999-05-25 | 2005-07-27 | 日本電信電話株式会社 | テキスト電子認証装置、方法、及び、テキスト電子認証プログラムを記録した記録媒体 |
JP3178463B2 (ja) | 1999-08-31 | 2001-06-18 | ヤマハ株式会社 | 電子情報処理方法及びシステム並びに記録媒体 |
EP1117205B1 (de) * | 2000-01-11 | 2006-02-08 | International Business Machines Corporation | Verfahren und Vorrichtung zur Markierung eines Textdokuments mit einem Muster von zusätzlichen Leerstellen zum Zweck der Authentifizierung |
DE60127747T2 (de) * | 2000-03-20 | 2008-01-24 | International Business Machines Corp. | Verfahren und System zur reversiblen Markierung eines Textdokuments mit einem Muster der zusätzlichen Leerzeichen für Beglaubigung |
EP1136903B1 (de) * | 2000-03-20 | 2007-04-11 | International Business Machines Corporation | Verfahren und System zur reversiblen Markierung eines Textdokuments mit einem Muster der zusätzlichen Leerzeichen für Beglaubigung |
US6957888B1 (en) | 2000-08-17 | 2005-10-25 | Hewlett-Packard Development Company, L.P. | Serialized original print |
US6971007B1 (en) | 2000-08-17 | 2005-11-29 | Hewlett-Packard Development Company, L.P. | Assured printing of documents of value |
KR100548983B1 (ko) * | 2000-11-02 | 2006-02-02 | (주)마크텍 | 디지털 증명서의 발급 및 인증을 위한 텍스트의 삽입 방법및 장치 |
JP3728209B2 (ja) * | 2001-01-30 | 2005-12-21 | キヤノン株式会社 | 画像処理方法及び装置及びコンピュータプログラム及び記憶媒体 |
US7194618B1 (en) | 2001-03-05 | 2007-03-20 | Suominen Edwin A | Encryption and authentication systems and methods |
US20040189682A1 (en) * | 2001-12-26 | 2004-09-30 | Lidror Troyansky | Method and a system for embedding textual forensic information |
WO2002103461A2 (en) * | 2001-06-14 | 2002-12-27 | Vidius Inc. | A method and a system for embedding textual forensic information |
JP2003230001A (ja) | 2002-02-01 | 2003-08-15 | Canon Inc | 文書用電子透かし埋め込み装置及び文書用電子透かし抽出装置並びにそれらの制御方法 |
JP4072448B2 (ja) * | 2002-03-14 | 2008-04-09 | キヤノン株式会社 | 電子透かし抽出方法及び装置及びプログラム及び記憶媒体 |
US20030210803A1 (en) | 2002-03-29 | 2003-11-13 | Canon Kabushiki Kaisha | Image processing apparatus and method |
JP3703445B2 (ja) * | 2002-06-18 | 2005-10-05 | キヤノン株式会社 | 電子透かし埋め込み装置、電子透かし抽出装置、及びそれらの方法 |
JP2004023565A (ja) | 2002-06-18 | 2004-01-22 | Canon Inc | 電子透かし埋め込み装置、電子透かし抽出装置、及びそれらの方法 |
US20040001606A1 (en) * | 2002-06-28 | 2004-01-01 | Levy Kenneth L. | Watermark fonts |
JP2004104494A (ja) * | 2002-09-10 | 2004-04-02 | Canon Inc | 電子透かし埋め込み装置及びその制御方法 |
JP4194462B2 (ja) | 2002-11-12 | 2008-12-10 | キヤノン株式会社 | 電子透かし埋め込み方法、電子透かし埋め込み装置、及びそれらを実現するプログラム並びにコンピュータ可読記憶媒体 |
JP2004193756A (ja) | 2002-12-09 | 2004-07-08 | Canon Inc | 電子透かし埋め込み方法 |
JP3919656B2 (ja) | 2002-12-09 | 2007-05-30 | キヤノン株式会社 | 電子透かし埋め込み装置、電子透かし埋め込み方法、電子透かし抽出装置、電子透かし抽出方法 |
JP3952958B2 (ja) * | 2003-01-22 | 2007-08-01 | キヤノン株式会社 | 画像処理装置、画像処理方法 |
US8014557B2 (en) * | 2003-06-23 | 2011-09-06 | Digimarc Corporation | Watermarking electronic text documents |
US7370206B1 (en) * | 2003-09-04 | 2008-05-06 | Adobe Systems Incorporated | Self-signing electronic documents |
JP4532331B2 (ja) | 2004-12-08 | 2010-08-25 | 株式会社リコー | 情報埋め込み装置、情報抽出装置、情報埋め込み方法、情報抽出方法、情報埋め込みプログラム、及び情報抽出プログラム |
WO2006074219A2 (en) * | 2005-01-03 | 2006-07-13 | Mak Acquisitions Llc | System and method for data hiding using inter-word space modulation |
JP4928998B2 (ja) | 2007-03-16 | 2012-05-09 | 株式会社リコー | 画像形成装置、及び画像形成方法 |
EP1973329B1 (de) | 2007-03-19 | 2017-02-15 | Ricoh Company, Ltd. | Bildverarbeitungsgerät und Bildverarbeitungsverfahren |
US8411313B2 (en) | 2007-09-14 | 2013-04-02 | Ricoh Company, Limited | Image forming apparatus and image reading method for reading an untargeted page of an original |
JP4956366B2 (ja) | 2007-10-16 | 2012-06-20 | キヤノン株式会社 | 画像処理装置 |
MY147993A (en) * | 2009-05-14 | 2013-02-28 | Univ Malaya | Text steganography |
US8464249B1 (en) | 2009-09-17 | 2013-06-11 | Adobe Systems Incorporated | Software installation package with digital signatures |
WO2019141291A2 (en) | 2019-05-20 | 2019-07-25 | Alibaba Group Holding Limited | Identifying copyrighted material using embedded copyright information |
WO2019144977A2 (en) | 2019-05-20 | 2019-08-01 | Alibaba Group Holding Limited | Identifying copyrighted material using embedded timestamped copyright information |
Family Cites Families (2)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US5467447A (en) * | 1990-07-24 | 1995-11-14 | Vogel; Peter S. | Document marking system employing context-sensitive embedded marking codes |
US6086706A (en) * | 1993-12-20 | 2000-07-11 | Lucent Technologies Inc. | Document copying deterrent method |
-
1995
- 1995-12-28 JP JP34329595A patent/JP3542678B2/ja not_active Expired - Fee Related
-
1996
- 1996-12-13 US US08/767,229 patent/US5861619A/en not_active Expired - Fee Related
- 1996-12-16 DE DE69633553T patent/DE69633553T2/de not_active Expired - Fee Related
- 1996-12-16 EP EP96309154A patent/EP0782322B1/de not_active Expired - Lifetime
Also Published As
Publication number | Publication date |
---|---|
EP0782322A3 (de) | 1999-03-24 |
EP0782322A2 (de) | 1997-07-02 |
JP3542678B2 (ja) | 2004-07-14 |
JPH09186603A (ja) | 1997-07-15 |
EP0782322B1 (de) | 2004-10-06 |
US5861619A (en) | 1999-01-19 |
DE69633553T2 (de) | 2005-01-27 |
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Legal Events
Date | Code | Title | Description |
---|---|---|---|
8364 | No opposition during term of opposition | ||
8339 | Ceased/non-payment of the annual fee |