IL148002A0 - A scaling independent technique for watermarking images - Google Patents

A scaling independent technique for watermarking images

Info

Publication number
IL148002A0
IL148002A0 IL14800200A IL14800200A IL148002A0 IL 148002 A0 IL148002 A0 IL 148002A0 IL 14800200 A IL14800200 A IL 14800200A IL 14800200 A IL14800200 A IL 14800200A IL 148002 A0 IL148002 A0 IL 148002A0
Authority
IL
Israel
Prior art keywords
watermark
recorder
predetermined
dvd
scaling
Prior art date
Application number
IL14800200A
Other languages
English (en)
Original Assignee
Macrovision Corp
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
Family has litigation
First worldwide family litigation filed litigation Critical https://patents.darts-ip.com/?family=23456296&utm_source=google_patent&utm_medium=platform_link&utm_campaign=public_patent_search&patent=IL148002(A0) "Global patent litigation dataset” by Darts-ip is licensed under a Creative Commons Attribution 4.0 International License.
Application filed by Macrovision Corp filed Critical Macrovision Corp
Publication of IL148002A0 publication Critical patent/IL148002A0/xx

Links

Classifications

    • G—PHYSICS
    • G06—COMPUTING OR CALCULATING; COUNTING
    • G06T—IMAGE DATA PROCESSING OR GENERATION, IN GENERAL
    • G06T1/00—General purpose image data processing
    • G06T1/0021—Image watermarking
    • G06T1/005—Robust watermarking, e.g. average attack or collusion attack resistant
    • G06T1/0064—Geometric transfor invariant watermarking, e.g. affine transform invariant
    • G—PHYSICS
    • G11—INFORMATION STORAGE
    • G11B—INFORMATION STORAGE BASED ON RELATIVE MOVEMENT BETWEEN RECORD CARRIER AND TRANSDUCER
    • G11B20/00—Signal processing not specific to the method of recording or reproducing; Circuits therefor
    • G11B20/00086—Circuits for prevention of unauthorised reproduction or copying, e.g. piracy
    • G11B20/00884—Circuits for prevention of unauthorised reproduction or copying, e.g. piracy involving a watermark, i.e. a barely perceptible transformation of the original data which can nevertheless be recognised by an algorithm
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04N—PICTORIAL COMMUNICATION, e.g. TELEVISION
    • H04N19/00—Methods or arrangements for coding, decoding, compressing or decompressing digital video signals
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04N—PICTORIAL COMMUNICATION, e.g. TELEVISION
    • H04N21/00—Selective content distribution, e.g. interactive television or video on demand [VOD]
    • H04N21/20—Servers specifically adapted for the distribution of content, e.g. VOD servers; Operations thereof
    • H04N21/23—Processing of content or additional data; Elementary server operations; Server middleware
    • H04N21/238—Interfacing the downstream path of the transmission network, e.g. adapting the transmission rate of a video stream to network bandwidth; Processing of multiplex streams
    • H04N21/2389—Multiplex stream processing, e.g. multiplex stream encrypting
    • H04N21/23892—Multiplex stream processing, e.g. multiplex stream encrypting involving embedding information at multiplex stream level, e.g. embedding a watermark at packet level
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04N—PICTORIAL COMMUNICATION, e.g. TELEVISION
    • H04N21/00—Selective content distribution, e.g. interactive television or video on demand [VOD]
    • H04N21/80—Generation or processing of content or additional data by content creator independently of the distribution process; Content per se
    • H04N21/83—Generation or processing of protective or descriptive data associated with content; Content structuring
    • H04N21/835—Generation of protective data, e.g. certificates
    • H04N21/8358—Generation of protective data, e.g. certificates involving watermark
    • G—PHYSICS
    • G11—INFORMATION STORAGE
    • G11B—INFORMATION STORAGE BASED ON RELATIVE MOVEMENT BETWEEN RECORD CARRIER AND TRANSDUCER
    • G11B20/00—Signal processing not specific to the method of recording or reproducing; Circuits therefor
    • G11B20/10—Digital recording or reproducing
    • G11B2020/10935—Digital recording or reproducing wherein a time constraint must be met
    • G—PHYSICS
    • G11—INFORMATION STORAGE
    • G11B—INFORMATION STORAGE BASED ON RELATIVE MOVEMENT BETWEEN RECORD CARRIER AND TRANSDUCER
    • G11B2220/00—Record carriers by type
    • G11B2220/20—Disc-shaped record carriers
    • G11B2220/25—Disc-shaped record carriers characterised in that the disc is based on a specific recording technology
    • G11B2220/2537—Optical discs
    • G11B2220/2562—DVDs [digital versatile discs]; Digital video discs; MMCDs; HDCDs

Landscapes

  • Engineering & Computer Science (AREA)
  • Signal Processing (AREA)
  • Multimedia (AREA)
  • Computer Security & Cryptography (AREA)
  • Theoretical Computer Science (AREA)
  • General Physics & Mathematics (AREA)
  • Physics & Mathematics (AREA)
  • Editing Of Facsimile Originals (AREA)
  • Television Signal Processing For Recording (AREA)
  • Signal Processing For Digital Recording And Reproducing (AREA)
  • Television Systems (AREA)
  • Two-Way Televisions, Distribution Of Moving Picture Or The Like (AREA)
  • Seasonings (AREA)
  • Magnetic Resonance Imaging Apparatus (AREA)
  • Compression Or Coding Systems Of Tv Signals (AREA)
IL14800200A 1999-08-06 2000-08-01 A scaling independent technique for watermarking images IL148002A0 (en)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
US36964299A 1999-08-06 1999-08-06
PCT/US2000/021003 WO2001011890A1 (en) 1999-08-06 2000-08-01 A scaling independent technique for watermarking images

Publications (1)

Publication Number Publication Date
IL148002A0 true IL148002A0 (en) 2002-09-12

Family

ID=23456296

Family Applications (2)

Application Number Title Priority Date Filing Date
IL14800200A IL148002A0 (en) 1999-08-06 2000-08-01 A scaling independent technique for watermarking images
IL148002A IL148002A (en) 1999-08-06 2002-02-04 A method of protecting against copying, by embedding watermarks in the video

Family Applications After (1)

Application Number Title Priority Date Filing Date
IL148002A IL148002A (en) 1999-08-06 2002-02-04 A method of protecting against copying, by embedding watermarks in the video

Country Status (19)

Country Link
US (2) US7764790B2 (https=)
EP (1) EP1198959B1 (https=)
JP (1) JP4387627B2 (https=)
KR (1) KR100761230B1 (https=)
CN (1) CN1186941C (https=)
AT (1) ATE235788T1 (https=)
AU (1) AU753421B2 (https=)
BR (1) BR0012962A (https=)
CA (1) CA2379992C (https=)
DE (1) DE60001837T2 (https=)
DK (1) DK1198959T3 (https=)
ES (1) ES2193984T3 (https=)
HK (1) HK1046201A1 (https=)
IL (2) IL148002A0 (https=)
MX (1) MXPA02001280A (https=)
NZ (1) NZ516764A (https=)
RU (1) RU2251821C2 (https=)
TW (1) TW502540B (https=)
WO (1) WO2001011890A1 (https=)

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Also Published As

Publication number Publication date
US7764790B2 (en) 2010-07-27
IL148002A (en) 2007-07-24
AU6892300A (en) 2001-03-05
CN1367986A (zh) 2002-09-04
US8014524B2 (en) 2011-09-06
ATE235788T1 (de) 2003-04-15
JP4387627B2 (ja) 2009-12-16
RU2251821C2 (ru) 2005-05-10
TW502540B (en) 2002-09-11
JP2003506977A (ja) 2003-02-18
EP1198959A1 (en) 2002-04-24
CA2379992A1 (en) 2001-02-15
MXPA02001280A (es) 2002-08-12
EP1198959B1 (en) 2003-03-26
DK1198959T3 (da) 2003-06-02
NZ516764A (en) 2003-06-30
CA2379992C (en) 2005-03-29
ES2193984T3 (es) 2003-11-16
KR20020033755A (ko) 2002-05-07
HK1046201A1 (zh) 2002-12-27
KR100761230B1 (ko) 2007-09-28
DE60001837D1 (de) 2003-04-30
CN1186941C (zh) 2005-01-26
US20100246882A1 (en) 2010-09-30
BR0012962A (pt) 2002-04-30
US20040103293A1 (en) 2004-05-27
AU753421B2 (en) 2002-10-17
DE60001837T2 (de) 2003-12-11
WO2001011890A1 (en) 2001-02-15

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