DK0875116T3 - Fremgangsmåde og apparatur til at forbedre virkningerne af farvepulsmodifikationer på et videosignal - Google Patents

Fremgangsmåde og apparatur til at forbedre virkningerne af farvepulsmodifikationer på et videosignal

Info

Publication number
DK0875116T3
DK0875116T3 DK96939546T DK96939546T DK0875116T3 DK 0875116 T3 DK0875116 T3 DK 0875116T3 DK 96939546 T DK96939546 T DK 96939546T DK 96939546 T DK96939546 T DK 96939546T DK 0875116 T3 DK0875116 T3 DK 0875116T3
Authority
DK
Denmark
Prior art keywords
improving
effects
video signal
color pulse
pulse modifications
Prior art date
Application number
DK96939546T
Other languages
English (en)
Inventor
Ronald Quan
William J Wrobleski
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=27533382&utm_source=google_patent&utm_medium=platform_link&utm_campaign=public_patent_search&patent=DK0875116(T3) "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
Application granted granted Critical
Publication of DK0875116T3 publication Critical patent/DK0875116T3/da

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
    • H04N11/00—Colour television systems
    • H04N11/06—Transmission systems characterised by the manner in which the individual colour picture signal components are combined
    • H04N11/12—Transmission systems characterised by the manner in which the individual colour picture signal components are combined using simultaneous signals only
    • H04N11/14—Transmission systems characterised by the manner in which the individual colour picture signal components are combined using simultaneous signals only in which one signal, modulated in phase and amplitude, conveys colour information and a second signal conveys brightness information, e.g. NTSC-system
    • H04N11/16—Transmission systems characterised by the manner in which the individual colour picture signal components are combined using simultaneous signals only in which one signal, modulated in phase and amplitude, conveys colour information and a second signal conveys brightness information, e.g. NTSC-system the chrominance signal alternating in phase, e.g. PAL-system
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04N—PICTORIAL COMMUNICATION, e.g. TELEVISION
    • H04N9/00—Details of colour television systems
    • H04N9/44—Colour synchronisation
    • H04N9/455—Generation of colour burst signals; Insertion of colour burst signals in colour picture signals or separation of colour burst signals from colour picture signals
    • 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

Landscapes

  • Engineering & Computer Science (AREA)
  • Multimedia (AREA)
  • Signal Processing (AREA)
  • Processing Of Color Television Signals (AREA)
  • Television Signal Processing For Recording (AREA)
  • Studio Circuits (AREA)
DK96939546T 1996-01-16 1996-11-05 Fremgangsmåde og apparatur til at forbedre virkningerne af farvepulsmodifikationer på et videosignal DK0875116T3 (da)

Applications Claiming Priority (6)

Application Number Priority Date Filing Date Title
US1001596P 1996-01-16 1996-01-16
US1077996P 1996-01-29 1996-01-29
US1424696P 1996-03-26 1996-03-26
US2439396P 1996-06-28 1996-06-28
US2164596P 1996-07-12 1996-07-12
PCT/US1996/017719 WO1997026759A1 (en) 1996-01-16 1996-11-05 Method and apparatus for improving the effects of color burst modifications to a video signal

Publications (1)

Publication Number Publication Date
DK0875116T3 true DK0875116T3 (da) 2002-04-15

Family

ID=27533382

Family Applications (3)

Application Number Title Priority Date Filing Date
DK01118065T DK1152611T3 (da) 1996-01-16 1996-11-05 Apparatur til at forbedre virkningerne af farvepulsmodifikationer på et videosignal
DK01118064T DK1152610T3 (da) 1996-01-16 1996-11-05 Fremgangsmåde og apparatur til at forbedre virkningerne af farvepulsmodifikationer på et videosignal
DK96939546T DK0875116T3 (da) 1996-01-16 1996-11-05 Fremgangsmåde og apparatur til at forbedre virkningerne af farvepulsmodifikationer på et videosignal

Family Applications Before (2)

Application Number Title Priority Date Filing Date
DK01118065T DK1152611T3 (da) 1996-01-16 1996-11-05 Apparatur til at forbedre virkningerne af farvepulsmodifikationer på et videosignal
DK01118064T DK1152610T3 (da) 1996-01-16 1996-11-05 Fremgangsmåde og apparatur til at forbedre virkningerne af farvepulsmodifikationer på et videosignal

Country Status (23)

Country Link
EP (3) EP1152611B1 (da)
JP (1) JP3567243B2 (da)
KR (1) KR100304040B1 (da)
CN (1) CN1109440C (da)
AR (1) AR004417A1 (da)
AT (3) ATE237901T1 (da)
AU (1) AU700936B2 (da)
BG (1) BG63588B1 (da)
BR (1) BR9612439A (da)
CA (1) CA2243280C (da)
CZ (1) CZ290419B6 (da)
DE (3) DE69627555T2 (da)
DK (3) DK1152611T3 (da)
ES (3) ES2195975T3 (da)
FI (1) FI981551A7 (da)
HU (1) HU224851B1 (da)
IL (1) IL125263A0 (da)
MY (3) MY127595A (da)
NZ (1) NZ322723A (da)
PL (1) PL183576B1 (da)
PT (3) PT875116E (da)
RU (1) RU2160971C2 (da)
WO (1) WO1997026759A1 (da)

Families Citing this family (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DK0970581T3 (da) * 1997-03-21 2003-05-19 Macrovision Corp Fremgangsmåde til detektion af modificerede farvepulssignaler for at forhindre kopiering af et videoprogram
RU2195084C2 (ru) * 1997-10-08 2002-12-20 Макровижн Корпорейшн Способ и устройство для "водяного знака" однократного копирования для видеозаписи
GB2377109B (en) * 2001-06-28 2003-12-03 Motorola Inc Video/image communication with watermarking
CN100435554C (zh) * 2003-06-13 2008-11-19 钰创科技股份有限公司 图像信号处理的相位增强导致减弱的相位回复方法及电路

Family Cites Families (8)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS5739598B2 (da) * 1974-04-23 1982-08-21
DE2924453A1 (de) * 1979-06-18 1981-01-15 Walter Ing Grad Breu Verfahren und einrichtung zur herstellung kopiersicher bespielter videokassetten
DE3306174A1 (de) * 1983-02-23 1984-08-23 Telefunken Fernseh Und Rundfunk Gmbh, 3000 Hannover Videokassette mit schutz gegen ueberspielung
US4577216A (en) * 1983-11-14 1986-03-18 Macrovision Method and apparatus for modifying the color burst to prohibit videotape recording
US4626890A (en) * 1984-07-03 1986-12-02 Macrovision Method and apparatus for removing phase modulation from the color burst
JP2516094B2 (ja) * 1990-08-09 1996-07-10 日本ビクター株式会社 Ｐａｌ信号のカラ―フィ―ルド検出回路
US5315448A (en) * 1993-03-18 1994-05-24 Macrovision Corporation Copy protection for hybrid digital video tape recording and unprotected source material
CN1110949C (zh) * 1995-05-09 2003-06-04 麦克罗维西恩公司 用于消除视频信号的色同步修改的影响的方法和装置

Also Published As

Publication number Publication date
JP3567243B2 (ja) 2004-09-22
RU2160971C2 (ru) 2000-12-20
ES2169821T3 (es) 2002-07-16
HU224851B1 (en) 2006-03-28
BG102615A (bg) 1999-06-30
DE69627905T2 (de) 2004-05-19
CN1207850A (zh) 1999-02-10
JP2002506580A (ja) 2002-02-26
FI981551L (fi) 1998-08-19
PT1152611E (pt) 2003-09-30
DE69627905D1 (de) 2003-06-05
ATE213891T1 (de) 2002-03-15
CA2243280C (en) 2001-07-31
ATE239340T1 (de) 2003-05-15
PL183576B1 (pl) 2002-06-28
ES2192552T3 (es) 2003-10-16
CN1109440C (zh) 2003-05-21
IL125263A0 (en) 1999-03-12
EP0875116B1 (en) 2002-02-27
EP1152611A1 (en) 2001-11-07
HUP0000391A3 (en) 2002-09-30
PT1152610E (pt) 2003-09-30
PL327932A1 (en) 1999-01-04
MY127595A (en) 2006-12-29
CZ215298A3 (cs) 1999-05-12
DK1152611T3 (da) 2003-07-21
CZ290419B6 (cs) 2002-07-17
EP1152610B1 (en) 2003-04-16
MY127596A (en) 2006-12-29
HK1016393A1 (en) 1999-10-29
DE69619556T2 (de) 2002-08-22
FI981551A7 (fi) 1998-08-19
AU7668896A (en) 1997-08-11
DE69627555T2 (de) 2003-11-20
WO1997026759A1 (en) 1997-07-24
NZ322723A (en) 1999-02-25
AR004417A1 (es) 1998-12-16
CA2243280A1 (en) 1997-07-24
DE69627555D1 (de) 2003-05-22
KR19990077383A (ko) 1999-10-25
DK1152610T3 (da) 2003-07-21
MY119421A (en) 2005-05-31
PT875116E (pt) 2002-08-30
DE69619556D1 (de) 2002-04-04
BG63588B1 (bg) 2002-05-31
HUP0000391A2 (hu) 2000-06-28
BR9612439A (pt) 1999-07-13
KR100304040B1 (ko) 2001-11-22
AU700936B2 (en) 1999-01-14
ATE237901T1 (de) 2003-05-15
EP1152610A1 (en) 2001-11-07
FI981551A0 (fi) 1996-11-05
EP0875116A1 (en) 1998-11-04
EP1152611B1 (en) 2003-05-02
ES2195975T3 (es) 2003-12-16

Similar Documents

Publication Publication Date Title
DK0824825T3 (da) Fremgangsmåde og apparatur til overvindelse af virkningerne af en farveliniemodifikation på et videosignal
DK13195A (da) Fremgangsmåde og system til distribution af TV-signaler
DE69423795D1 (de) Vorrichtung zur Aufzeichnung von digitalen Videosignalen
DK0684732T3 (da) Fremgangsmåde til ændring af successive videobilleder
DE69633218D1 (de) Bildreproduktionsverfahren und -gerät
DE59402618D1 (de) Verfahren und einrichtung zum detektieren unerwünschter videoszenen
DE69417833D1 (de) Farbtrennungsgerät und Verfahren für digitales Fernsehen
DE69404128D1 (de) Abbildungsverfahren und -apparat
DE69328830D1 (de) Digitales system zum einfügen von audio/video
DK71495A (da) Fremgangsmåde og apparat til korrektion af farvestik i digitalt billede
DK0777386T3 (da) Fremgangsmåde og apparatur til kodning og afkodning af et billede
DE69633319D1 (de) Bildreproduktionsverfahren und -gerät
FI952503L (fi) Videokuvan tekstitysmenetelmä
DE69736412D1 (de) Bilderzeugungsverfahren und -vorrichtung
DE69615528D1 (de) Verfahren und vorrichtung zur dekodierung von digitalen videosignalen
IS1435B6 (is) Aðferð og tæki til að búa til mynd- og sjónvarpstákn og mynd- og sjónvarpsmerki
KR960706742A (ko) 비디오 카메라 및 비디오 카메라 셋업 방법(Video camera and its setup method)
DK0807224T3 (da) Fremgangsmåde og apparat til samling og adskillelse af en installation på havbunden
DE69218402D1 (de) Farbbildaufnahmevorrichtung und -verfahren
DK0620101T3 (da) Fremgangsmåde og apparat til foring af et grenrør
FI933094A7 (fi) Menetelmä ja laite digitaalisen videosignaalin kompressoimiseksi
FR2752653B1 (fr) Dispositif de detection d'image et procede de correction de nuance
KR970705291A (ko) 비디오 방송용 장치 및 방법(apparatus and method for video broadcasting)
DK0875116T3 (da) Fremgangsmåde og apparatur til at forbedre virkningerne af farvepulsmodifikationer på et videosignal
GB2281835B (en) Method and apparatus for synchronising video signals