KR20010012214A - 워터마크 검출 방법 및 장치 - Google Patents

워터마크 검출 방법 및 장치 Download PDF

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Publication number
KR20010012214A
KR20010012214A KR1019997010163A KR19997010163A KR20010012214A KR 20010012214 A KR20010012214 A KR 20010012214A KR 1019997010163 A KR1019997010163 A KR 1019997010163A KR 19997010163 A KR19997010163 A KR 19997010163A KR 20010012214 A KR20010012214 A KR 20010012214A
Authority
KR
South Korea
Prior art keywords
signal
frames
detection
watermark
detection set
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.)
Ceased
Application number
KR1019997010163A
Other languages
English (en)
Korean (ko)
Inventor
매스마우리스제이제이제이-비
Original Assignee
요트.게.아. 롤페즈
코닌클리케 필립스 일렉트로닉스 엔.브이.
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=8233435&utm_source=google_patent&utm_medium=platform_link&utm_campaign=public_patent_search&patent=KR20010012214(A) "Global patent litigation dataset” by Darts-ip is licensed under a Creative Commons Attribution 4.0 International License.
Application filed by 요트.게.아. 롤페즈, 코닌클리케 필립스 일렉트로닉스 엔.브이. filed Critical 요트.게.아. 롤페즈
Publication of KR20010012214A publication Critical patent/KR20010012214A/ko
Ceased legal-status Critical Current

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
    • G06T1/0071—Robust watermarking, e.g. average attack or collusion attack resistant using multiple or alternating watermarks
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04H—BROADCAST COMMUNICATION
    • H04H20/00—Arrangements for broadcast or for distribution combined with broadcast
    • H04H20/28—Arrangements for simultaneous broadcast of plural pieces of information
    • H04H20/30—Arrangements for simultaneous broadcast of plural pieces of information by a single channel
    • H04H20/31—Arrangements for simultaneous broadcast of plural pieces of information by a single channel using in-band signals, e.g. subsonic or cue signal
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04N—PICTORIAL COMMUNICATION, e.g. TELEVISION
    • H04N5/00—Details of television systems
    • H04N5/76—Television signal recording
    • H04N5/91—Television signal processing therefor
    • H04N5/913—Television signal processing therefor for scrambling ; for copy protection
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04H—BROADCAST COMMUNICATION
    • H04H2201/00—Aspects of broadcast communication
    • H04H2201/50—Aspects of broadcast communication characterised by the use of watermarks
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04N—PICTORIAL COMMUNICATION, e.g. TELEVISION
    • H04N5/00—Details of television systems
    • H04N5/76—Television signal recording
    • H04N5/91—Television signal processing therefor
    • H04N5/913—Television signal processing therefor for scrambling ; for copy protection
    • H04N2005/91307—Television signal processing therefor for scrambling ; for copy protection by adding a copy protection signal to the video signal
    • H04N2005/91335—Television signal processing therefor for scrambling ; for copy protection by adding a copy protection signal to the video signal the copy protection signal being a watermark

Landscapes

  • Engineering & Computer Science (AREA)
  • Signal Processing (AREA)
  • Multimedia (AREA)
  • Physics & Mathematics (AREA)
  • General Physics & Mathematics (AREA)
  • Theoretical Computer Science (AREA)
  • Editing Of Facsimile Originals (AREA)
  • Image Processing (AREA)
  • Television Systems (AREA)
  • Burglar Alarm Systems (AREA)
  • Image Analysis (AREA)
  • Traffic Control Systems (AREA)
  • Inspection Of Paper Currency And Valuable Securities (AREA)
  • Measuring Pulse, Heart Rate, Blood Pressure Or Blood Flow (AREA)
  • Storage Device Security (AREA)
  • Holo Graphy (AREA)
  • Signal Processing For Digital Recording And Reproducing (AREA)
  • Synchronisation In Digital Transmission Systems (AREA)
  • Radar Systems Or Details Thereof (AREA)
  • Ink Jet Recording Methods And Recording Media Thereof (AREA)
  • Apparatus For Radiation Diagnosis (AREA)
  • Reduction Or Emphasis Of Bandwidth Of Signals (AREA)
  • Television Signal Processing For Recording (AREA)
  • Stereo-Broadcasting Methods (AREA)
KR1019997010163A 1998-03-04 1999-02-18 워터마크 검출 방법 및 장치 Ceased KR20010012214A (ko)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
EP98200656.1 1998-03-04
EP98200656 1998-03-04

Publications (1)

Publication Number Publication Date
KR20010012214A true KR20010012214A (ko) 2001-02-15

Family

ID=8233435

Family Applications (4)

Application Number Title Priority Date Filing Date
KR1019997010163A Ceased KR20010012214A (ko) 1998-03-04 1999-02-18 워터마크 검출 방법 및 장치
KR1019997010162A Expired - Lifetime KR100611521B1 (ko) 1998-03-04 1999-03-02 신호에 보조 데이터를 삽입하기 위한 방법 및 장치
KR1019997010201A Expired - Lifetime KR100648845B1 (ko) 1998-03-04 1999-03-02 워터마크 검출
KR1019997010195A Expired - Lifetime KR100614425B1 (ko) 1998-03-04 1999-03-02 워터마크 검출 방법 및 장치

Family Applications After (3)

Application Number Title Priority Date Filing Date
KR1019997010162A Expired - Lifetime KR100611521B1 (ko) 1998-03-04 1999-03-02 신호에 보조 데이터를 삽입하기 위한 방법 및 장치
KR1019997010201A Expired - Lifetime KR100648845B1 (ko) 1998-03-04 1999-03-02 워터마크 검출
KR1019997010195A Expired - Lifetime KR100614425B1 (ko) 1998-03-04 1999-03-02 워터마크 검출 방법 및 장치

Country Status (14)

Country Link
US (6) US6971011B1 (https=)
EP (4) EP0981900A2 (https=)
JP (4) JP2001525151A (https=)
KR (4) KR20010012214A (https=)
CN (4) CN1153456C (https=)
AT (3) ATE388582T1 (https=)
AU (1) AU2437499A (https=)
BR (1) BR9904848A (https=)
DE (3) DE69940375D1 (https=)
ES (1) ES2297919T3 (https=)
ID (1) ID23884A (https=)
PL (2) PL336841A1 (https=)
RU (2) RU2249308C2 (https=)
WO (4) WO1999045704A2 (https=)

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