ATE244974T1 - Verfahren und vorrichtung zur videosignalbearbeitung sowie speichermedium - Google Patents

Verfahren und vorrichtung zur videosignalbearbeitung sowie speichermedium

Info

Publication number
ATE244974T1
ATE244974T1 AT97308118T AT97308118T ATE244974T1 AT E244974 T1 ATE244974 T1 AT E244974T1 AT 97308118 T AT97308118 T AT 97308118T AT 97308118 T AT97308118 T AT 97308118T AT E244974 T1 ATE244974 T1 AT E244974T1
Authority
AT
Austria
Prior art keywords
signal
color
axis
burst
video signal
Prior art date
Application number
AT97308118T
Other languages
English (en)
Inventor
Teruhiko Kori
Original Assignee
Sony 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
Application filed by Sony Corp filed Critical Sony Corp
Application granted granted Critical
Publication of ATE244974T1 publication Critical patent/ATE244974T1/de

Links

Classifications

    • 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
    • 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
    • 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
    • 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
    • H04N2005/91314—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 pulse signal inserted in blanking intervals of the video signal, e.g. pseudo-AGC pulses, pseudo-sync pulses
    • 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
    • H04N2005/91321—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 copy protection control signal, e.g. a record inhibit 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
    • H04N2005/91357—Television signal processing therefor for scrambling ; for copy protection by modifying the video signal
    • H04N2005/91371—Television signal processing therefor for scrambling ; for copy protection by modifying the video signal the video color burst signal being modified
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04N—PICTORIAL COMMUNICATION, e.g. TELEVISION
    • H04N5/00—Details of television systems
    • H04N5/76—Television signal recording
    • H04N5/84—Television signal recording using optical recording
    • H04N5/85—Television signal recording using optical recording on discs or drums

Landscapes

  • Engineering & Computer Science (AREA)
  • Signal Processing (AREA)
  • Multimedia (AREA)
  • Computer Security & Cryptography (AREA)
  • Television Signal Processing For Recording (AREA)
  • Processing Of Color Television Signals (AREA)
  • Signal Processing Not Specific To The Method Of Recording And Reproducing (AREA)
  • Signal Processing For Digital Recording And Reproducing (AREA)
AT97308118T 1996-10-15 1997-10-14 Verfahren und vorrichtung zur videosignalbearbeitung sowie speichermedium ATE244974T1 (de)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
JP27271696 1996-10-15
JP29095496A JP3695016B2 (ja) 1996-10-15 1996-10-31 ビデオ信号処理装置及びビデオ信号処理方法

Publications (1)

Publication Number Publication Date
ATE244974T1 true ATE244974T1 (de) 2003-07-15

Family

ID=26550350

Family Applications (1)

Application Number Title Priority Date Filing Date
AT97308118T ATE244974T1 (de) 1996-10-15 1997-10-14 Verfahren und vorrichtung zur videosignalbearbeitung sowie speichermedium

Country Status (8)

Country Link
US (1) US6212325B1 (de)
EP (1) EP0837604B1 (de)
JP (1) JP3695016B2 (de)
KR (1) KR100519179B1 (de)
CN (1) CN1207905C (de)
AT (1) ATE244974T1 (de)
DE (1) DE69723390T2 (de)
ES (1) ES2197311T3 (de)

Families Citing this family (8)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
GB9626574D0 (en) * 1996-12-20 1997-02-05 Thomson Consumer Electronics Control of consumer recording equipment
EP0901274B1 (de) 1997-09-03 2004-04-07 Hitachi, Ltd. Verfahren und System zum Einbetten von Information in Daten
SG70120A1 (en) * 1997-09-17 2000-01-25 Hitachi Ltd Recording/reproducing method and apparatus processing apparatus and recording medium for video signal having copy control information
JP3570213B2 (ja) 1998-03-27 2004-09-29 株式会社日立製作所 電子透かし画像処理方法
JP3990853B2 (ja) * 2000-03-24 2007-10-17 株式会社トリニティーセキュリティーシステムズ デジタルコピー防止処理装置、その装置により処理されたデジタルデータを記録した再生可能な記録媒体、デジタルコピー防止処理方法、その方法をコンピュータに実行させるプログラムを記録したコンピュータ読み取り可能な記録媒体およびその方法により処理されたデジタルデータを記録した再生可能な記録媒体
JP3666570B2 (ja) * 2000-03-30 2005-06-29 松下電器産業株式会社 コピー防止方法、及びデジタル放送受信装置
JP3789838B2 (ja) * 2002-03-26 2006-06-28 三洋電機株式会社 表示装置
KR100636781B1 (ko) * 2004-12-13 2006-10-23 삼성전자주식회사 복사방지신호를 감지하는 디지털 녹화장치 및 그 방법

Family Cites Families (11)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPH069386B2 (ja) * 1986-04-07 1994-02-02 株式会社エフスタジオ コピ−防止機能付き記録テ−プ製作装置
KR930008167B1 (ko) * 1986-08-11 1993-08-26 매크로비젼 코포레이션 비데오 레코더의 비데오 디스에이블링 회로를 이용하여 비데오 프로그램의 복사를 방지하는 방법 및 장치
US5177618A (en) * 1990-06-29 1993-01-05 Go-Video, Inc. Dual deck vcr and duplicating circuit therefor
JP3072699B2 (ja) 1994-10-25 2000-07-31 ソニー株式会社 ディジタル映像装置
DE69616044T2 (de) * 1995-05-09 2002-08-01 Macrovision Corp., Sunnyvale Verfahren und anlage zum beseitigen der folgen der veränderung des farbburstsignals in einem fernsehsignal
JP3341546B2 (ja) * 1995-10-05 2002-11-05 ソニー株式会社 デジタル画像信号の記録再生方法及び記録再生装置
JP3430750B2 (ja) * 1995-10-27 2003-07-28 ソニー株式会社 ビデオ信号のコピーガード装置および方法
JP3371187B2 (ja) * 1995-12-04 2003-01-27 ソニー株式会社 情報信号記録装置および方法、並びに情報信号複製装置および方法
EP0808541B1 (de) * 1995-12-11 2000-07-05 Koninklijke Philips Electronics N.V. Video- und/oder audiosignalmarkierung
JP3449106B2 (ja) * 1996-03-06 2003-09-22 ソニー株式会社 ビデオ信号処理装置、ビデオ信号処理方法並びにビデオ信号記録／再生装置
JP3694981B2 (ja) * 1996-04-18 2005-09-14 ソニー株式会社 ビデオ信号処理装置およびビデオ信号処理方法

Also Published As

Publication number Publication date
DE69723390D1 (de) 2003-08-14
DE69723390T2 (de) 2004-04-15
EP0837604A1 (de) 1998-04-22
KR100519179B1 (ko) 2005-11-28
EP0837604B1 (de) 2003-07-09
KR19980032957A (ko) 1998-07-25
CN1207905C (zh) 2005-06-22
CN1187739A (zh) 1998-07-15
JP3695016B2 (ja) 2005-09-14
US6212325B1 (en) 2001-04-03
JPH10178656A (ja) 1998-06-30
ES2197311T3 (es) 2004-01-01

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