NO840837L - Fremgangsmaate og system for behandling av fargefjernsynssignaler av secam-typen, omfattende en anordning for hindring av uberettiget kopiering - Google Patents
Fremgangsmaate og system for behandling av fargefjernsynssignaler av secam-typen, omfattende en anordning for hindring av uberettiget kopieringInfo
- Publication number
- NO840837L NO840837L NO840837A NO840837A NO840837L NO 840837 L NO840837 L NO 840837L NO 840837 A NO840837 A NO 840837A NO 840837 A NO840837 A NO 840837A NO 840837 L NO840837 L NO 840837L
- Authority
- NO
- Norway
- Prior art keywords
- signals
- copying
- frequency
- signal
- code
- Prior art date
Links
- 238000000034 method Methods 0.000 title claims description 11
- 230000010355 oscillation Effects 0.000 claims description 21
- 239000000969 carrier Substances 0.000 claims description 7
- 230000005540 biological transmission Effects 0.000 claims description 6
- 230000008030 elimination Effects 0.000 claims description 2
- 238000003379 elimination reaction Methods 0.000 claims description 2
- 238000009877 rendering Methods 0.000 claims 1
- 230000033458 reproduction Effects 0.000 description 6
- 108010076504 Protein Sorting Signals Proteins 0.000 description 3
- 238000010586 diagram Methods 0.000 description 3
- 239000003086 colorant Substances 0.000 description 2
- 239000013078 crystal Substances 0.000 description 2
- 239000010453 quartz Substances 0.000 description 2
- VYPSYNLAJGMNEJ-UHFFFAOYSA-N silicon dioxide Inorganic materials O=[Si]=O VYPSYNLAJGMNEJ-UHFFFAOYSA-N 0.000 description 2
- 239000004020 conductor Substances 0.000 description 1
- 230000006866 deterioration Effects 0.000 description 1
- 230000000694 effects Effects 0.000 description 1
- 230000000717 retained effect Effects 0.000 description 1
- 229920006395 saturated elastomer Polymers 0.000 description 1
- 230000000087 stabilizing effect Effects 0.000 description 1
- 230000000007 visual effect Effects 0.000 description 1
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)
- Color Image Communication Systems (AREA)
- Color Television Systems (AREA)
- Credit Cards Or The Like (AREA)
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 (1)
Publication Number | Publication Date |
---|---|
NO840837L true NO840837L (no) | 1984-09-10 |
Family
ID=9286577
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
NO840837A NO840837L (no) | 1983-03-07 | 1984-03-06 | Fremgangsmaate og system for behandling av fargefjernsynssignaler av secam-typen, omfattende en anordning for hindring av uberettiget kopiering |
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) | ES530334A0 (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)
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)
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 |
-
1983
- 1983-03-07 FR FR8303713A patent/FR2542547B1/fr not_active Expired
-
1984
- 1984-02-28 DK DK115584A patent/DK115584A/da not_active Application Discontinuation
- 1984-02-28 IL IL71106A patent/IL71106A0/xx unknown
- 1984-03-02 BR BR8401018A patent/BR8401018A/pt unknown
- 1984-03-05 PL PL24652884A patent/PL246528A1/xx unknown
- 1984-03-05 HU HU84869A patent/HUT35121A/hu unknown
- 1984-03-05 MA MA20275A patent/MA20053A1/fr unknown
- 1984-03-05 EP EP84400436A patent/EP0119132A1/fr not_active Withdrawn
- 1984-03-05 PT PT78203A patent/PT78203B/pt unknown
- 1984-03-06 NO NO840837A patent/NO840837L/no unknown
- 1984-03-06 ES ES530334A patent/ES530334A0/es active Granted
- 1984-03-06 AU AU25317/84A patent/AU2531784A/en not_active Abandoned
- 1984-03-06 KR KR1019840001121A patent/KR840008255A/ko not_active Application Discontinuation
- 1984-03-07 JP JP59043723A patent/JPS59169290A/ja active Pending
- 1984-03-07 FI FI840926A patent/FI840926A/fi not_active Application Discontinuation
Also Published As
Publication number | Publication date |
---|---|
PL246528A1 (en) | 1984-10-22 |
FR2542547B1 (fr) | 1986-06-06 |
PT78203A (fr) | 1984-04-01 |
ES8500698A1 (es) | 1984-11-01 |
FR2542547A1 (fr) | 1984-09-14 |
DK115584D0 (da) | 1984-02-28 |
FI840926A (fi) | 1984-09-08 |
JPS59169290A (ja) | 1984-09-25 |
IL71106A0 (en) | 1984-05-31 |
DK115584A (da) | 1984-09-08 |
ES530334A0 (es) | 1984-11-01 |
BR8401018A (pt) | 1984-10-09 |
MA20053A1 (fr) | 1984-10-01 |
PT78203B (fr) | 1986-04-23 |
HUT35121A (en) | 1985-05-28 |
AU2531784A (en) | 1984-09-20 |
KR840008255A (ko) | 1984-12-13 |
EP0119132A1 (fr) | 1984-09-19 |
FI840926A0 (fi) | 1984-03-07 |
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