FI108097B - Yleinen tietoliikennejärjestelmä koostuen hajautetuista asemista, sekä asema ja ala-asema tällaista tietoliikennejärjestelmää varten - Google Patents

Yleinen tietoliikennejärjestelmä koostuen hajautetuista asemista, sekä asema ja ala-asema tällaista tietoliikennejärjestelmää varten Download PDF

Info

Publication number
FI108097B
FI108097B FI900556A FI900556A FI108097B FI 108097 B FI108097 B FI 108097B FI 900556 A FI900556 A FI 900556A FI 900556 A FI900556 A FI 900556A FI 108097 B FI108097 B FI 108097B
Authority
FI
Finland
Prior art keywords
station
substation
information
decryption key
bus line
Prior art date
Application number
FI900556A
Other languages
English (en)
Finnish (fi)
Swedish (sv)
Other versions
FI900556A0 (fi
Inventor
Harm Jan Welmer
Original Assignee
Koninkl Philips Electronics Nv
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 Koninkl Philips Electronics Nv filed Critical Koninkl Philips Electronics Nv
Publication of FI900556A0 publication Critical patent/FI900556A0/fi
Application granted granted Critical
Publication of FI108097B publication Critical patent/FI108097B/fi

Links

Classifications

    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04W—WIRELESS COMMUNICATION NETWORKS
    • H04W84/00—Network topologies
    • H04W84/02—Hierarchically pre-organised networks, e.g. paging networks, cellular networks, WLAN [Wireless Local Area Network] or WLL [Wireless Local Loop]
    • H04W84/04—Large scale networks; Deep hierarchical networks
    • H04W84/06—Airborne or Satellite Networks
    • 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
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04N—PICTORIAL COMMUNICATION, e.g. TELEVISION
    • H04N7/00—Television systems
    • H04N7/16—Analogue secrecy systems; Analogue subscription systems
    • H04N7/167—Systems rendering the television signal unintelligible and subsequently intelligible
    • H04N7/1675—Providing digital key or authorisation information for generation or regeneration of the scrambling sequence
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04W—WIRELESS COMMUNICATION NETWORKS
    • H04W12/00—Security arrangements; Authentication; Protecting privacy or anonymity
    • H04W12/04—Key management, e.g. using generic bootstrapping architecture [GBA]

Landscapes

  • Engineering & Computer Science (AREA)
  • Signal Processing (AREA)
  • Computer Security & Cryptography (AREA)
  • Multimedia (AREA)
  • Computer Networks & Wireless Communication (AREA)
  • Physics & Mathematics (AREA)
  • Astronomy & Astrophysics (AREA)
  • General Physics & Mathematics (AREA)
  • Two-Way Televisions, Distribution Of Moving Picture Or The Like (AREA)
FI900556A 1989-02-08 1990-02-05 Yleinen tietoliikennejärjestelmä koostuen hajautetuista asemista, sekä asema ja ala-asema tällaista tietoliikennejärjestelmää varten FI108097B (fi)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
NL8900307A NL8900307A (nl) 1989-02-08 1989-02-08 Publiek communicatiesysteem met gedistribueerde stations, alsmede station en substations voor gebruik in zo een communicatiesysteem.
NL8900307 1989-02-08

Publications (2)

Publication Number Publication Date
FI900556A0 FI900556A0 (fi) 1990-02-05
FI108097B true FI108097B (fi) 2001-11-15

Family

ID=19854097

Family Applications (1)

Application Number Title Priority Date Filing Date
FI900556A FI108097B (fi) 1989-02-08 1990-02-05 Yleinen tietoliikennejärjestelmä koostuen hajautetuista asemista, sekä asema ja ala-asema tällaista tietoliikennejärjestelmää varten

Country Status (10)

Country Link
US (1) US4980912A (fr)
EP (1) EP0382296B1 (fr)
JP (1) JP3285350B2 (fr)
KR (1) KR0155373B1 (fr)
CN (1) CN1020534C (fr)
AU (1) AU620298B2 (fr)
CA (1) CA2009290C (fr)
DE (1) DE69011543T2 (fr)
FI (1) FI108097B (fr)
NL (1) NL8900307A (fr)

Families Citing this family (23)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US5144662A (en) * 1989-02-08 1992-09-01 U.S. Philips Corporation Public communication system comprising distributed stations, and station and sub-station for use in such a communication system
GB9010603D0 (en) * 1990-05-11 1990-07-04 Int Computers Ltd Access control in a distributed computer system
FR2663179B1 (fr) * 1990-06-08 1992-09-11 Matra Communication Procede et dispositif transcontroleurs pour installation de diffusion de programmes de television a acces conditionnel.
JP2781906B2 (ja) * 1991-03-29 1998-07-30 パイオニア株式会社 ケーブルネットにおけるｃａｔｖセンター装置及び番組供給方法
CA2149989C (fr) * 1994-05-24 2004-02-24 Junichi Tsukamoto Systeme et methode de transmission de donnees video via un bus
USRE38898E1 (en) * 1994-05-24 2005-11-29 Sony Corporation Video data bus communication system and method
DE4419634A1 (de) * 1994-06-04 1995-12-07 Esd Vermoegensverwaltungsgesel Entschlüsselungseinrichtung von digitalen Informationen und Verfahren zur Durchführung der Ver- und Entschlüsselung dieser
DE4420970A1 (de) * 1994-06-16 1995-12-21 Esd Vermoegensverwaltungsgesel Entschlüsselungseinrichtung von Entschlüsselungsalgorithmen und Verfahren zur Durchführung der Ver- und Entschlüsselung derselben
US6937729B2 (en) * 1995-04-03 2005-08-30 Scientific-Atlanta, Inc. Representing entitlements to service in a conditional access system
US7224798B2 (en) 1995-04-03 2007-05-29 Scientific-Atlanta, Inc. Methods and apparatus for providing a partial dual-encrypted stream in a conditional access overlay system
US8548166B2 (en) * 1995-04-03 2013-10-01 Anthony J. Wasilewski Method for partially encrypting program data
DE69734316T2 (de) * 1996-02-02 2006-06-08 Thomson Consumer Electronics, Inc., Indianapolis Kopierverwaltungsverfahren
US7515712B2 (en) 1997-08-01 2009-04-07 Cisco Technology, Inc. Mechanism and apparatus for encapsulation of entitlement authorization in conditional access system
US6388712B1 (en) * 1997-10-09 2002-05-14 Kabushiki Kaisha Toshiba System for verifying broadcast of a commercial message
GB2332314B (en) * 1997-12-09 2001-05-16 Sony Uk Ltd Interface for a receiver and method of arrangement thereof
US6738905B1 (en) * 1998-04-15 2004-05-18 Digital Video Express, L.P. Conditional access via secure logging with simplified key management
US6154206A (en) * 1998-05-06 2000-11-28 Sony Corporation Of Japan Method and apparatus for distributed conditional access control on a serial communication network
FR2792482A1 (fr) * 1999-04-13 2000-10-20 Thomson Multimedia Sa Reseau numerique local, notamment reseau numerique domestique, et procede de creation et de mise a jour d'un tel reseau
ID30137A (id) * 1999-11-17 2001-11-08 Sony Corp Perangkat dan metode pemrosesan sinyal digital
KR100683593B1 (ko) * 2000-03-31 2007-02-16 톰슨 라이센싱 디지털 데이터를 위한 복사-방지 시스템에서 상기 디지털데이터를 판독, 레코딩 및 복구하기 위한 디바이스
EP2824868A1 (fr) * 2001-08-24 2015-01-14 Thomson Licensing Réseau numérique local, procédés d'installation de nouveux dispositifs et procédés de diffusion et de réception de données dans un tel réseau
US8396216B2 (en) * 2003-11-21 2013-03-12 Howard G. Pinder Partial dual-encryption using program map tables
US20050169477A1 (en) * 2004-01-30 2005-08-04 Green Richard R. Wireless interface for removable digital content security devices

Family Cites Families (7)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US4528589A (en) * 1977-02-14 1985-07-09 Telease, Inc. Method and system for subscription television billing and access
JPS55127777A (en) * 1979-03-24 1980-10-02 Pioneer Electronic Corp Scramble method of catv system
JPS59174080A (ja) * 1983-03-24 1984-10-02 Sony Corp テレビジヨン信号受信装置
US4751732A (en) * 1984-07-06 1988-06-14 Kabushiki Kaisha Toshiba Broadcasting system
US4633309A (en) * 1985-05-06 1986-12-30 Oak Industries Inc. Cable television master/slave decoder control
JPS6310991A (ja) * 1986-07-02 1988-01-18 Alps Electric Co Ltd Ｃａｔｖ受信装置
US4890320A (en) * 1988-06-09 1989-12-26 Monslow H Vincent Television broadcast system for selective transmission of viewer-chosen programs at viewer-requested times

Also Published As

Publication number Publication date
KR0155373B1 (ko) 1998-11-16
DE69011543D1 (de) 1994-09-22
FI900556A0 (fi) 1990-02-05
DE69011543T2 (de) 1995-03-02
EP0382296A1 (fr) 1990-08-16
NL8900307A (nl) 1990-09-03
JP3285350B2 (ja) 2002-05-27
CA2009290A1 (fr) 1990-08-08
CN1045317A (zh) 1990-09-12
KR900013731A (ko) 1990-09-06
US4980912A (en) 1990-12-25
CN1020534C (zh) 1993-05-05
CA2009290C (fr) 2000-06-20
AU4911190A (en) 1990-08-16
EP0382296B1 (fr) 1994-08-17
AU620298B2 (en) 1992-02-13
JPH02250439A (ja) 1990-10-08

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Legal Events

Date Code Title Description
HC Name/ company changed in application

Owner name: KONINKLIJKE PHILIPS ELECTRONICS N.V.

HC Name/ company changed in application

Owner name: KONINKLIJKE PHILIPS ELECTRONICS N.V.

FG Patent granted

Owner name: KONINKLIJKE PHILIPS ELECTRONICS N.V.

MA Patent expired