DE60042845D1 - Wassergezeichnete digitale bilder - Google Patents

Wassergezeichnete digitale bilder

Info

Publication number
DE60042845D1
DE60042845D1 DE60042845T DE60042845T DE60042845D1 DE 60042845 D1 DE60042845 D1 DE 60042845D1 DE 60042845 T DE60042845 T DE 60042845T DE 60042845 T DE60042845 T DE 60042845T DE 60042845 D1 DE60042845 D1 DE 60042845D1
Authority
DE
Germany
Prior art keywords
digital
water
image
pictures
confidence values
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 - Lifetime
Application number
DE60042845T
Other languages
English (en)
Inventor
Paola Marcella Hobson
Lai Hock Tay
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.)
Motorola Solutions UK Ltd
Original Assignee
Motorola Ltd
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 Motorola Ltd filed Critical Motorola Ltd
Application granted granted Critical
Publication of DE60042845D1 publication Critical patent/DE60042845D1/de
Anticipated expiration legal-status Critical
Expired - Lifetime 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
    • G06T1/0042—Fragile watermarking, e.g. so as to detect tampering
    • 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
    • G06T2201/0052—Embedding of the watermark in the frequency domain
    • 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
    • G06T2201/0061—Embedding of the watermark in each block of the image, e.g. segmented watermarking

Landscapes

  • Physics & Mathematics (AREA)
  • General Physics & Mathematics (AREA)
  • Engineering & Computer Science (AREA)
  • Theoretical Computer Science (AREA)
  • Editing Of Facsimile Originals (AREA)
  • Image Processing (AREA)
  • Television Signal Processing For Recording (AREA)
DE60042845T 2000-07-12 2000-07-12 Wassergezeichnete digitale bilder Expired - Lifetime DE60042845D1 (de)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
PCT/EP2000/006631 WO2002005210A1 (en) 2000-07-12 2000-07-12 Watermarked digital images

Publications (1)

Publication Number Publication Date
DE60042845D1 true DE60042845D1 (de) 2009-10-08

Family

ID=8164020

Family Applications (1)

Application Number Title Priority Date Filing Date
DE60042845T Expired - Lifetime DE60042845D1 (de) 2000-07-12 2000-07-12 Wassergezeichnete digitale bilder

Country Status (6)

Country Link
EP (1) EP1303837B1 (de)
AT (1) ATE441164T1 (de)
AU (1) AU2000259844A1 (de)
DE (1) DE60042845D1 (de)
ES (1) ES2332033T3 (de)
WO (1) WO2002005210A1 (de)

Families Citing this family (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
GB0403329D0 (en) 2004-02-14 2004-03-17 Koninkl Philips Electronics Nv Watermark detection
CN102024249A (zh) * 2010-11-30 2011-04-20 辽宁师范大学 基于视觉感知特性的数字图像水印方法

Also Published As

Publication number Publication date
ES2332033T3 (es) 2010-01-25
WO2002005210A1 (en) 2002-01-17
ATE441164T1 (de) 2009-09-15
EP1303837A1 (de) 2003-04-23
AU2000259844A1 (en) 2002-01-21
EP1303837B1 (de) 2009-08-26

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DE60042845D1 (de) Wassergezeichnete digitale bilder

Legal Events

Date Code Title Description
8364 No opposition during term of opposition