AU2002364851A1 - Device for decoding scrambled digital data and method for locking descrambling - Google Patents

Device for decoding scrambled digital data and method for locking descrambling

Info

Publication number
AU2002364851A1
AU2002364851A1 AU2002364851A AU2002364851A AU2002364851A1 AU 2002364851 A1 AU2002364851 A1 AU 2002364851A1 AU 2002364851 A AU2002364851 A AU 2002364851A AU 2002364851 A AU2002364851 A AU 2002364851A AU 2002364851 A1 AU2002364851 A1 AU 2002364851A1
Authority
AU
Australia
Prior art keywords
descrambling
locking
digital data
scrambled digital
decoding scrambled
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.)
Abandoned
Application number
AU2002364851A
Other languages
English (en)
Inventor
Olivier Segbo
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.)
TELEVISION PAR SATELLITE-TPS
Original Assignee
TELEVISION PAR SATELLITE TPS
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 TELEVISION PAR SATELLITE TPS filed Critical TELEVISION PAR SATELLITE TPS
Publication of AU2002364851A1 publication Critical patent/AU2002364851A1/en
Abandoned legal-status Critical Current

Links

Classifications

    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04N—PICTORIAL COMMUNICATION, e.g. TELEVISION
    • H04N7/00—Television systems
    • H04N7/16—Analogue secrecy systems; Analogue subscription systems
    • H04N7/162—Authorising the user terminal, e.g. by paying; Registering the use of a subscription channel, e.g. billing
    • H04N7/163—Authorising the user terminal, e.g. by paying; Registering the use of a subscription channel, e.g. billing by receiver means only

Landscapes

  • Engineering & Computer Science (AREA)
  • Computer Security & Cryptography (AREA)
  • Multimedia (AREA)
  • Signal Processing (AREA)
  • Two-Way Televisions, Distribution Of Moving Picture Or The Like (AREA)
AU2002364851A 2001-12-20 2002-12-18 Device for decoding scrambled digital data and method for locking descrambling Abandoned AU2002364851A1 (en)

Applications Claiming Priority (3)

Application Number Priority Date Filing Date Title
FR0116558A FR2834177B1 (fr) 2001-12-20 2001-12-20 Dispositif decodeur de donnees numeriques brouillees et procede de blocage du desembrouillage
FR01/16558 2001-12-20
PCT/FR2002/004423 WO2003055214A1 (fr) 2001-12-20 2002-12-18 Dispositif decodeur de donnees numeriques brouillees et procede de blocage du desembrouillage

Publications (1)

Publication Number Publication Date
AU2002364851A1 true AU2002364851A1 (en) 2003-07-09

Family

ID=8870755

Family Applications (1)

Application Number Title Priority Date Filing Date
AU2002364851A Abandoned AU2002364851A1 (en) 2001-12-20 2002-12-18 Device for decoding scrambled digital data and method for locking descrambling

Country Status (4)

Country Link
EP (1) EP1468560A1 (fr)
AU (1) AU2002364851A1 (fr)
FR (1) FR2834177B1 (fr)
WO (1) WO2003055214A1 (fr)

Families Citing this family (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
FR2891104A1 (fr) * 2005-09-22 2007-03-23 Viaccess Sa Procede de lutte contre l'usage frauduleux d'un terminal de reception de donnees numeriques

Family Cites Families (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE4219739A1 (de) * 1992-06-17 1993-12-23 Philips Patentverwaltung Verfahren und Schaltungsanordnung zum Prüfen einer Wertkarte
GB9307252D0 (en) * 1993-04-07 1993-06-02 Plessey Telecomm Method and apparatus for verifying the integrity of a smart card
US6044464A (en) * 1998-05-08 2000-03-28 Yeda Research And Development Co. Ltd. At The Weizmann Institute Of Science Method of protecting broadcast data by fingerprinting a common decryption function
DE19843424A1 (de) * 1998-09-22 2000-03-23 Fraunhofer Ges Forschung Vorrichtung zum Liefern von Ausgangsdaten als Reaktion auf Eingangsdaten und Verfahren zum Überprüfen der Authentizität und Verfahren zum verschlüsselten Übertragen von Informationen

Also Published As

Publication number Publication date
EP1468560A1 (fr) 2004-10-20
FR2834177B1 (fr) 2004-07-09
WO2003055214A1 (fr) 2003-07-03
FR2834177A1 (fr) 2003-06-27

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Legal Events

Date Code Title Description
MK6 Application lapsed section 142(2)(f)/reg. 8.3(3) - pct applic. not entering national phase