ES8500698A1 - Procedimiento y sistema de tratamiento de senales de television en color, del tipo secam. - Google Patents

Procedimiento y sistema de tratamiento de senales de television en color, del tipo secam.

Info

Publication number
ES8500698A1
ES8500698A1 ES530334A ES530334A ES8500698A1 ES 8500698 A1 ES8500698 A1 ES 8500698A1 ES 530334 A ES530334 A ES 530334A ES 530334 A ES530334 A ES 530334A ES 8500698 A1 ES8500698 A1 ES 8500698A1
Authority
ES
Spain
Prior art keywords
secam
processing
type
television signal
colour television
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.)
Expired
Application number
ES530334A
Other languages
English (en)
Other versions
ES530334A0 (es
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
DEMIA SA
Original Assignee
DEMIA SA
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 DEMIA SA filed Critical DEMIA SA
Publication of ES530334A0 publication Critical patent/ES530334A0/es
Publication of ES8500698A1 publication Critical patent/ES8500698A1/es
Expired legal-status Critical Current

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
    • H04N5/913—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

Landscapes

  • Engineering & Computer Science (AREA)
  • Multimedia (AREA)
  • Signal Processing (AREA)
  • Television Signal Processing For Recording (AREA)
  • Processing Of Color Television Signals (AREA)
  • Credit Cards Or The Like (AREA)
  • Color Image Communication Systems (AREA)
  • Color Television Systems (AREA)

Abstract

PROCEDIMIENTO Y SISTEMA DE TRATAMIENTO DE SEÑALES DE TELEVISION EN COLOR, DEL TIPO SECAM. CONSISTE EN QUE SE INSERTA SEÑALES ANTICOPIA EN LA PARTE DE INFORMACIONES DE LAS SEÑALES DE CROMINANCIA (DR, DB) Y DE LUMINANCIA (Y) A TRANSMITIR AL DISPOSITIVO DE REGISTRO. COMPRENDE UN DISPOSITIVO ANTICOPIA ADAPTADO PARA INSERTAR SEÑALES ANTICOPIA EN LA PARTE DE INFORMACIONES A TRANSMITIR AL DISPOSITIVO DE REGISTRO, Y QUE CONSTA DE UN ELEMENTO DE INTRODUCCION (61) Y UNA MEMORIA MUERTA (62); UN DISPOSITIVO (63, 64) ADAPTADO PARA ENGENDRAR UNA SERIE DE SALVAS DE OSCILACIONES A PARTIR DEL CODIGO Y UN APARATO DE COINCIDENCIA TAL COMO UN CIRCUITO LOGICO (71) PARA LA INSERCION DE LAS SALVAS DE OSCILACIONES ANTICOPIA EN LA SECUENCIA DE INFORMACIONES.
ES530334A 1983-03-07 1984-03-06 Procedimiento y sistema de tratamiento de senales de television en color, del tipo secam. Expired ES8500698A1 (es)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
FR8303713A FR2542547B1 (fr) 1983-03-07 1983-03-07 Procede et systeme de traitement de signaux de television en couleurs, du type secam, comportant un dispositif anti-copie

Publications (2)

Publication Number Publication Date
ES530334A0 ES530334A0 (es) 1984-11-01
ES8500698A1 true ES8500698A1 (es) 1984-11-01

Family

ID=9286577

Family Applications (1)

Application Number Title Priority Date Filing Date
ES530334A Expired ES8500698A1 (es) 1983-03-07 1984-03-06 Procedimiento y sistema de tratamiento de senales de television en color, del tipo secam.

Country Status (15)

Country Link
EP (1) EP0119132A1 (es)
JP (1) JPS59169290A (es)
KR (1) KR840008255A (es)
AU (1) AU2531784A (es)
BR (1) BR8401018A (es)
DK (1) DK115584A (es)
ES (1) ES8500698A1 (es)
FI (1) FI840926A (es)
FR (1) FR2542547B1 (es)
HU (1) HUT35121A (es)
IL (1) IL71106A0 (es)
MA (1) MA20053A1 (es)
NO (1) NO840837L (es)
PL (1) PL246528A1 (es)
PT (1) PT78203B (es)

Families Citing this family (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
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
FR2760306B1 (fr) * 1997-03-03 2003-07-11 Antoine Mikrut Ensembles constitues des postes tv et/ou autres ecrans tv, tvhd et/ou tvthd avec memoires associees aux appareils audiovisuels munis d'emetteurs et/ou recepteurs d'ondes tvcom et avec systemes de peritelevision

Family Cites Families (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US4086634A (en) * 1975-07-30 1978-04-25 Cook Laboratories, Inc. Method and apparatus for preparing recorded program material to prevent unauthorized duplication by magnetic tape recording
JPS52114313A (en) * 1976-03-23 1977-09-26 Sony Corp Recorded medium and production method therefor
GB1525292A (en) * 1976-04-30 1978-09-20 Emi Ltd Identification of records
US4488183A (en) * 1980-10-27 1984-12-11 Victor Company Of Japan, Limited Copy-proof recording medium and device for adding copy-proof interference signal

Also Published As

Publication number Publication date
BR8401018A (pt) 1984-10-09
PT78203A (fr) 1984-04-01
FI840926A (fi) 1984-09-08
MA20053A1 (fr) 1984-10-01
FR2542547B1 (fr) 1986-06-06
HUT35121A (en) 1985-05-28
KR840008255A (ko) 1984-12-13
FR2542547A1 (fr) 1984-09-14
DK115584A (da) 1984-09-08
PL246528A1 (en) 1984-10-22
NO840837L (no) 1984-09-10
DK115584D0 (da) 1984-02-28
ES530334A0 (es) 1984-11-01
JPS59169290A (ja) 1984-09-25
AU2531784A (en) 1984-09-20
IL71106A0 (en) 1984-05-31
PT78203B (fr) 1986-04-23
FI840926A0 (fi) 1984-03-07
EP0119132A1 (fr) 1984-09-19

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ES8500698A1 (es) Procedimiento y sistema de tratamiento de senales de television en color, del tipo secam.