TW221507B - - Google Patents

Info

Publication number
TW221507B
TW221507B TW082104769A TW82104769A TW221507B TW 221507 B TW221507 B TW 221507B TW 082104769 A TW082104769 A TW 082104769A TW 82104769 A TW82104769 A TW 82104769A TW 221507 B TW221507 B TW 221507B
Authority
TW
Taiwan
Application number
TW082104769A
Original Assignee
Matsushita Electric Ind Co 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
Priority claimed from JP4318240A external-priority patent/JP2713068B2/ja
Application filed by Matsushita Electric Ind Co Ltd filed Critical Matsushita Electric Ind Co Ltd
Application granted granted Critical
Publication of TW221507B publication Critical patent/TW221507B/zh

Links

Classifications

    • 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
    • H04N—PICTORIAL COMMUNICATION, e.g. TELEVISION
    • H04N5/00—Details of television systems
    • H04N5/76—Television signal recording
    • H04N5/91—Television signal processing therefor
    • H04N5/92—Transformation of the television signal for recording, e.g. modulation, frequency changing; Inverse transformation for playback
    • H04N5/9201—Transformation of the television signal for recording, e.g. modulation, frequency changing; Inverse transformation for playback involving the multiplexing of an additional signal and the video signal
    • H04N5/9206—Transformation of the television signal for recording, e.g. modulation, frequency changing; Inverse transformation for playback involving the multiplexing of an additional signal and the video signal the additional signal being a character code 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
    • H04N5/92—Transformation of the television signal for recording, e.g. modulation, frequency changing; Inverse transformation for playback
    • H04N5/926—Transformation of the television signal for recording, e.g. modulation, frequency changing; Inverse transformation for playback by pulse code modulation
    • H04N5/9265—Transformation of the television signal for recording, e.g. modulation, frequency changing; Inverse transformation for playback by pulse code modulation with processing of the sound signal
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04N—PICTORIAL COMMUNICATION, e.g. TELEVISION
    • H04N9/00—Details of colour television systems
    • H04N9/79—Processing of colour television signals in connection with recording
    • H04N9/80—Transformation of the television signal for recording, e.g. modulation, frequency changing; Inverse transformation for playback
    • H04N9/804—Transformation of the television signal for recording, e.g. modulation, frequency changing; Inverse transformation for playback involving pulse code modulation of the colour picture signal components
    • 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
    • H04N2005/91307—Television signal processing therefor for scrambling ; for copy protection by adding a copy protection signal to the video signal
    • H04N2005/91328—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 management signal, e.g. a copy generation management signal [CGMS]

Landscapes

  • Engineering & Computer Science (AREA)
  • Multimedia (AREA)
  • Signal Processing (AREA)
  • Television Signal Processing For Recording (AREA)
  • Signal Processing For Digital Recording And Reproducing (AREA)
TW082104769A 1992-06-16 1993-06-15 TW221507B (zh)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
JP15635592 1992-06-16
JP4318240A JP2713068B2 (ja) 1992-11-27 1992-11-27 映像信号処理装置及びその方法と伝送方法

Publications (1)

Publication Number Publication Date
TW221507B true TW221507B (zh) 1994-03-01

Family

ID=26484137

Family Applications (1)

Application Number Title Priority Date Filing Date
TW082104769A TW221507B (zh) 1992-06-16 1993-06-15

Country Status (4)

Country Link
US (1) US5486930A (zh)
EP (1) EP0574892B1 (zh)
DE (1) DE69314545T2 (zh)
TW (1) TW221507B (zh)

Families Citing this family (31)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPH0644755A (ja) * 1992-07-24 1994-02-18 Sony Corp ビデオ信号の伝送方法及び記録装置
US5521712A (en) * 1993-02-12 1996-05-28 Sony Corporation Teletext signal recording and reproducing apparatus
JP3250333B2 (ja) 1993-04-02 2002-01-28 ソニー株式会社 映像信号処理方法、映像信号記録方法、映像信号再生方法、映像信号処理装置、映像信号記録装置及び映像信号再生装置
EP0664646B1 (en) * 1994-01-20 2007-08-08 Sony Corporation Digital video and audio signal recording and/or reproducing devices
JP3321972B2 (ja) * 1994-02-15 2002-09-09 ソニー株式会社 ディジタル信号記録装置
JP3329063B2 (ja) * 1994-03-29 2002-09-30 ソニー株式会社 再生装置
JP3320199B2 (ja) * 1994-05-25 2002-09-03 キヤノン株式会社 画像再生装置
JP3617115B2 (ja) * 1995-03-31 2005-02-02 ソニー株式会社 ビデオ信号処理装置および処理方法
JPH0998375A (ja) * 1995-09-29 1997-04-08 Sony Corp デジタル画像信号の記録方法、記録装置及び記録再生装置
CA2245991C (en) 1996-02-02 2002-03-26 Karl Francis Horlander Digital video recorder error recovery method
GB9605614D0 (en) * 1996-03-18 1996-05-22 Philips Electronics Nv Recording and/or replaying teletext signals
JP3778236B2 (ja) * 1996-10-22 2006-05-24 ソニー株式会社 映像信号伝送方法、映像信号出力方法、映像信号出力装置および付加情報検出装置
JP3671992B2 (ja) * 1996-10-28 2005-07-13 ソニー株式会社 映像信号受信装置および映像信号受信方法
JP3707165B2 (ja) 1996-11-01 2005-10-19 ソニー株式会社 映像伝送方法、映像処理方法、映像伝送装置および映像処理装置
JPH10149622A (ja) 1996-11-18 1998-06-02 Sony Corp 情報複製防止方法および情報複製防止装置
JP3700738B2 (ja) * 1996-11-18 2005-09-28 ソニー株式会社 情報出力装置、情報出力方法、記録装置および記録方法
JP3736588B2 (ja) * 1996-11-18 2006-01-18 ソニー株式会社 情報出力装置、情報出力方法、記録装置および情報複製防止制御方法
JP3594062B2 (ja) * 1996-11-19 2004-11-24 ソニー株式会社 情報伝送方法、情報出力装置および情報記録装置
US5818769A (en) * 1996-11-26 1998-10-06 Tweed; David B. Dynamically variable digital delay line
JPH10174063A (ja) * 1996-12-10 1998-06-26 Sony Corp 映像信号伝送方法、重畳情報抽出方法、映像信号出力装置、映像信号受信装置および映像信号記録媒体
JPH10191244A (ja) * 1996-12-19 1998-07-21 Sony Corp 映像信号伝送方法、重畳情報抽出方法、映像信号出力装置、映像信号受信装置および映像記録媒体
US6584275B1 (en) 1996-12-20 2003-06-24 Thomson Licensing Sa Control of consumer recording equipment
GB9626574D0 (en) * 1996-12-20 1997-02-05 Thomson Consumer Electronics Control of consumer recording equipment
JP3594063B2 (ja) * 1997-01-13 2004-11-24 ソニー株式会社 情報信号伝送方法および複製防止制御方法
TW401702B (en) * 1997-01-20 2000-08-11 Sony Corp Image signal transmitting method, superimposed signal extracting method, image signal output apparatus, image signal receiving apparatus and image signal recording medium
JP3867738B2 (ja) * 1997-01-22 2007-01-10 ソニー株式会社 映像信号伝送方法および重畳情報抽出方法
US6356704B1 (en) 1997-06-16 2002-03-12 Ati Technologies, Inc. Method and apparatus for detecting protection of audio and video signals
TW398116B (en) * 1997-09-01 2000-07-11 Sony Corp Method and apparatus for detecting spectrum spread signals
JP2000333139A (ja) * 1999-05-18 2000-11-30 Sony Corp 情報提供装置および方法、情報受信装置および方法、抽選システムおよび方法、並びに媒体
US6690880B1 (en) 1999-05-21 2004-02-10 Ati International, Srl Method and apparatus for copy protection detection in a video signal
US6567127B1 (en) 1999-10-08 2003-05-20 Ati International Srl Method and apparatus for enhanced video encoding

Family Cites Families (14)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS5949754B2 (ja) * 1976-07-31 1984-12-04 ソニー株式会社 テ−プの編集機
DE2921892A1 (de) * 1979-05-30 1980-12-11 Bosch Gmbh Robert Verfahren zum speichern digitaler fernsehsignale
DE3332661C1 (de) * 1983-09-10 1985-02-07 Deutsche Thomson-Brandt Gmbh, 7730 Villingen-Schwenningen Zeitsequentielles UEbertragungssystem,insbesondere fuer einen Videorecorder
US4575770A (en) * 1983-12-05 1986-03-11 Rca Corporation Video disc data systems for interactive applications
DE3441152A1 (de) * 1984-11-10 1986-05-28 Grundig E.M.V. Elektro-Mechanische Versuchsanstalt Max Grundig holländ. Stiftung & Co KG, 8510 Fürth Verfahren zur magnetischen aufzeichnung und wiedergabe von telekommunikations-signalen, insbesondere von videotext- und/oder kabeltext-signalen
US4631603A (en) * 1985-04-17 1986-12-23 Macrovision Method and apparatus for processing a video signal so as to prohibit the making of acceptable video tape recordings thereof
JPS6482865A (en) * 1987-09-25 1989-03-28 Matsushita Electric Ind Co Ltd Digital magnetic recording and reproducing device
JPH01264385A (ja) * 1988-04-15 1989-10-20 Hitachi Ltd 映像信号記録再生装置
JP2664944B2 (ja) * 1988-08-12 1997-10-22 株式会社日立製作所 映像信号処理回路
JP2877338B2 (ja) * 1989-03-28 1999-03-31 キヤノン株式会社 信号記録装置
US5218454A (en) * 1989-03-28 1993-06-08 Canon Kabushiki Kaisha Apparatus for improved recording of signals having video and audio components
FR2658022B1 (fr) * 1990-02-07 1995-09-22 Telediffusion Fse Procede et systeme de marquage et d'identification d'information numerisee.
KR950004051Y1 (ko) * 1990-02-15 1995-05-19 주식회사 금성사 Vcr 재생시 휘도와 색신호의 시간차 보정회로
JPH04246987A (ja) * 1991-01-31 1992-09-02 Sony Corp 記録再生装置

Also Published As

Publication number Publication date
US5486930A (en) 1996-01-23
EP0574892A3 (en) 1994-06-01
EP0574892A2 (en) 1993-12-22
DE69314545T2 (de) 1998-03-19
DE69314545D1 (de) 1997-11-20
EP0574892B1 (en) 1997-10-15

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