AU4921699A - Electronic watermarking - Google Patents

Electronic watermarking

Info

Publication number
AU4921699A
AU4921699A AU49216/99A AU4921699A AU4921699A AU 4921699 A AU4921699 A AU 4921699A AU 49216/99 A AU49216/99 A AU 49216/99A AU 4921699 A AU4921699 A AU 4921699A AU 4921699 A AU4921699 A AU 4921699A
Authority
AU
Australia
Prior art keywords
electronic watermarking
watermarking
electronic
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.)
Abandoned
Application number
AU49216/99A
Inventor
Athanassios Manikas
Laurence Frank Turner
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
Individual
Original Assignee
Individual
Priority date (The priority date 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 date listed.)
Filing date
Publication date
Application filed by Individual filed Critical Individual
Publication of AU4921699A publication Critical patent/AU4921699A/en
Abandoned legal-status Critical Current

Links

Classifications

    • G—PHYSICS
    • G06—COMPUTING; CALCULATING OR COUNTING
    • G06T—IMAGE DATA PROCESSING OR GENERATION, IN GENERAL
    • G06T1/00—General purpose image data processing
    • G06T1/0021—Image watermarking
    • 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
    • H04N1/32219—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
    • 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
    • G—PHYSICS
    • G06—COMPUTING; CALCULATING OR COUNTING
    • G06T—IMAGE DATA PROCESSING OR GENERATION, IN GENERAL
    • G06T2201/00—General purpose image data processing
    • G06T2201/005—Image watermarking
    • G06T2201/0062—Embedding of the watermark in text images, e.g. watermarking text documents using letter skew, letter distance or row distance
AU49216/99A 1998-07-14 1999-07-14 Electronic watermarking Abandoned AU4921699A (en)

Applications Claiming Priority (3)

Application Number Priority Date Filing Date Title
GB9815300 1998-07-14
GB9815300A GB2339656B (en) 1998-07-14 1998-07-14 electronic watermarking
PCT/GB1999/002265 WO2000004501A1 (en) 1998-07-14 1999-07-14 Electronic watermarking

Publications (1)

Publication Number Publication Date
AU4921699A true AU4921699A (en) 2000-02-07

Family

ID=10835521

Family Applications (1)

Application Number Title Priority Date Filing Date
AU49216/99A Abandoned AU4921699A (en) 1998-07-14 1999-07-14 Electronic watermarking

Country Status (3)

Country Link
AU (1) AU4921699A (en)
GB (1) GB2339656B (en)
WO (1) WO2000004501A1 (en)

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN109558705A (en) * 2018-12-10 2019-04-02 万兴科技股份有限公司 Watermark Tiling methods, device, computer equipment and storage medium based on PDF

Families Citing this family (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JP2000099501A (en) 1998-09-17 2000-04-07 Internatl Business Mach Corp <Ibm> Method and system for padding information into document data
US20030145206A1 (en) * 2002-01-25 2003-07-31 Jack Wolosewicz Document authentication and verification
US7644281B2 (en) 2004-09-27 2010-01-05 Universite De Geneve Character and vector graphics watermark for structured electronic documents security
CN102096787B (en) * 2009-12-14 2013-06-05 南京信息工程大学 Method and device for hiding information based on word2007 text segmentation

Family Cites Families (2)

* Cited by examiner, † Cited by third party
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
US5953415A (en) * 1996-03-25 1999-09-14 Sun Microsystems, Inc. Fingerprinting plain text information

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN109558705A (en) * 2018-12-10 2019-04-02 万兴科技股份有限公司 Watermark Tiling methods, device, computer equipment and storage medium based on PDF

Also Published As

Publication number Publication date
GB2339656A (en) 2000-02-02
WO2000004501A1 (en) 2000-01-27
GB9815300D0 (en) 1998-09-09
GB2339656B (en) 2003-05-21

Similar Documents

Publication Publication Date Title
GB2337854B (en) Electronic part
AU1405500A (en) An exsanguinator
AU3485999A (en) Neo-tryptophan
AU1678100A (en) Electronic ballast
AU4535699A (en) Software watermarking techniques
AU2934699A (en) Demoludator circuits
AU2349200A (en) Electronic factoring
EP1041715B8 (en) Electronic component
AU3522399A (en) Carvedilol-galenics
AU3437799A (en) City-car
AU3253699A (en) Myxochelines
AU5407599A (en) Sphingolipid-desaturase
AU1868000A (en) Electronic piano
AU3729299A (en) Electronic tube
AU4921699A (en) Electronic watermarking
AU2619200A (en) Electronic coupon processing
AU2609599A (en) Sensor-coupling
AU3204999A (en) Futureball
AU2069199A (en) Codelets
AU1055399A (en) Rollerboard
AU4541499A (en) An electronic lock
AU2000277689A1 (en) Electronic trade method
EP0953510A3 (en) Case
AU5223199A (en) Bathtub-bathseat
AU3347599A (en) Aeromobile

Legal Events

Date Code Title Description
MK6 Application lapsed section 142(2)(f)/reg. 8.3(3) - pct applic. not entering national phase