HK1047842B - 廣播應用的條件訪問系統的操作方法 - Google Patents

廣播應用的條件訪問系統的操作方法

Info

Publication number
HK1047842B
HK1047842B HK02109396.9A HK02109396A HK1047842B HK 1047842 B HK1047842 B HK 1047842B HK 02109396 A HK02109396 A HK 02109396A HK 1047842 B HK1047842 B HK 1047842B
Authority
HK
Hong Kong
Prior art keywords
operating
access system
conditional access
broadcast applications
broadcast
Prior art date
Application number
HK02109396.9A
Other languages
English (en)
Other versions
HK1047842A1 (en
Inventor
安德魯‧A‧瓦傑斯
羅伯特‧弗朗斯頓克
Original Assignee
耶德托存取公司
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 耶德托存取公司 filed Critical 耶德托存取公司
Publication of HK1047842A1 publication Critical patent/HK1047842A1/xx
Publication of HK1047842B publication Critical patent/HK1047842B/zh

Links

Classifications

    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04N—PICTORIAL COMMUNICATION, e.g. TELEVISION
    • H04N21/00—Selective content distribution, e.g. interactive television or video on demand [VOD]
    • H04N21/40—Client devices specifically adapted for the reception of or interaction with content, e.g. set-top-box [STB]; Operations thereof
    • H04N21/43—Processing of content or additional data, e.g. demultiplexing additional data from a digital video stream; Elementary client operations, e.g. monitoring of home network or synchronising decoder's clock; Client middleware
    • H04N21/442—Monitoring of processes or resources, e.g. detecting the failure of a recording device, monitoring the downstream bandwidth, the number of times a movie has been viewed, the storage space available from the internal hard disk
    • H04N21/44236—Monitoring of piracy processes or activities
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04N—PICTORIAL COMMUNICATION, e.g. TELEVISION
    • H04N21/00—Selective content distribution, e.g. interactive television or video on demand [VOD]
    • H04N21/40—Client devices specifically adapted for the reception of or interaction with content, e.g. set-top-box [STB]; Operations thereof
    • H04N21/43—Processing of content or additional data, e.g. demultiplexing additional data from a digital video stream; Elementary client operations, e.g. monitoring of home network or synchronising decoder's clock; Client middleware
    • H04N21/436—Interfacing a local distribution network, e.g. communicating with another STB or one or more peripheral devices inside the home
    • H04N21/4367—Establishing a secure communication between the client and a peripheral device or smart card
    • 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
    • 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

Landscapes

  • Engineering & Computer Science (AREA)
  • Multimedia (AREA)
  • Signal Processing (AREA)
  • Computer Security & Cryptography (AREA)
  • Health & Medical Sciences (AREA)
  • General Engineering & Computer Science (AREA)
  • General Health & Medical Sciences (AREA)
  • Virology (AREA)
  • Computer Networks & Wireless Communication (AREA)
  • Databases & Information Systems (AREA)
  • Two-Way Televisions, Distribution Of Moving Picture Or The Like (AREA)
  • Mobile Radio Communication Systems (AREA)
HK02109396.9A 1999-12-22 2002-12-30 廣播應用的條件訪問系統的操作方法 HK1047842B (zh)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
EP99204481A EP1111923A1 (en) 1999-12-22 1999-12-22 Method for operating a conditional access system for broadcast applications
PCT/EP2000/013394 WO2001047271A2 (en) 1999-12-22 2000-12-18 Method for operating a conditional access system for broadcast applications

Publications (2)

Publication Number Publication Date
HK1047842A1 HK1047842A1 (en) 2003-03-07
HK1047842B true HK1047842B (zh) 2008-10-31

Family

ID=8241059

Family Applications (1)

Application Number Title Priority Date Filing Date
HK02109396.9A HK1047842B (zh) 1999-12-22 2002-12-30 廣播應用的條件訪問系統的操作方法

Country Status (15)

Country Link
US (1) US7155611B2 (zh)
EP (2) EP1111923A1 (zh)
JP (1) JP4818559B2 (zh)
CN (2) CN1984312A (zh)
AU (1) AU776108B2 (zh)
BR (1) BR0008324A (zh)
CA (1) CA2364398C (zh)
HK (1) HK1047842B (zh)
HU (1) HUP0200126A2 (zh)
MX (1) MXPA01008522A (zh)
NZ (1) NZ513568A (zh)
RU (1) RU2001125927A (zh)
TW (1) TW554627B (zh)
WO (1) WO2001047271A2 (zh)
ZA (1) ZA200106073B (zh)

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FR2825877B1 (fr) * 2001-06-12 2003-09-19 Canal Plus Technologies Procede de controle d'acces a un programme crypte
US20030200548A1 (en) * 2001-12-27 2003-10-23 Paul Baran Method and apparatus for viewer control of digital TV program start time
FR2835371B1 (fr) * 2002-01-31 2004-04-16 Viaccess Sa Procede et dispositif de transmission de message de gestion de titre d'acces
PL375583A1 (en) * 2002-09-27 2005-11-28 Nagravision Sa Conditional access data decrypting system
GB2394803A (en) * 2002-10-31 2004-05-05 Hewlett Packard Co Management of security key distribution using an ancestral hierarchy
US20040151315A1 (en) * 2002-11-06 2004-08-05 Kim Hee Jean Streaming media security system and method
FR2850822A1 (fr) * 2003-02-04 2004-08-06 Canal Plus Technologies Systeme de television a peage, procede de revocation de droits dans un tel systeme, decodeur et carte a puce associes, et message transmis a un tel decodeur
WO2004082286A1 (fr) * 2003-03-12 2004-09-23 Kudelski S.A. Systeme de television a peage, procede de diffusion de programmes audiovisuels brouilles, decodeur et carte a puce mettant en oeuvre ce procede
US9461825B2 (en) 2004-01-30 2016-10-04 Broadcom Corporation Method and system for preventing revocation denial of service attacks
US20050172132A1 (en) 2004-01-30 2005-08-04 Chen Sherman (. Secure key authentication and ladder system
US9094699B2 (en) * 2004-02-05 2015-07-28 Broadcom Corporation System and method for security key transmission with strong pairing to destination client
EP1564994A1 (fr) * 2004-02-13 2005-08-17 Nagravision S.A. Méthode de gestion des droits d'abonnés à un système de télévision à péage multi-operateurs
US7487349B2 (en) * 2004-04-23 2009-02-03 Nagracard S.A. Method for securing a ciphered content transmitted by a broadcaster
FR2872651B1 (fr) * 2004-07-01 2006-09-22 Viaccess Sa Procede de transmission d'un message contenant une description d'une action a executer dans un equipement recepteur
KR100693749B1 (ko) 2005-04-25 2007-03-12 에스케이 텔레콤주식회사 수신 제한 시스템의 운용을 위한 키 전송 및 인증 시스템및 방법
KR100732668B1 (ko) 2005-05-27 2007-06-27 삼성전자주식회사 접근 제한 시스템의 보안 디바이스와, 헤드 엔드 및 접근제한 시스템의 불법 사용을 제어하는 방법
KR100755435B1 (ko) * 2005-10-04 2007-09-04 삼성전자주식회사 디지털 방송 제한 수신 단말기 및 그 방법
KR100744340B1 (ko) * 2005-10-13 2007-07-30 삼성전자주식회사 디지털 방송 제한 수신 시스템 및 그 방법
KR101414348B1 (ko) * 2006-05-16 2014-07-01 교세라 가부시키가이샤 스트림 생성 방법 및 방송 수신 장치
FR2905215B1 (fr) * 2006-08-23 2009-01-09 Viaccess Sa Procede de transmission d'une donnee complementaire a un terminal de reception
US8824685B2 (en) * 2007-10-15 2014-09-02 Sony Corporation Method for detection of a hacked decoder
FR2923669B1 (fr) * 2007-11-09 2010-01-08 Viaccess Sa Procede de conditionnement et de controle d'acces a des contenus en codage hierarchique, processeur et emetteur pour ce procede
US8675872B2 (en) 2007-11-28 2014-03-18 Echostar Technologies L.L.C. Secure content distribution apparatus, systems, and methods
US20090202079A1 (en) * 2008-02-11 2009-08-13 Nokia Corporation Method, apparatus and computer program product for providing mobile broadcast service protection
EP2227014B1 (en) * 2009-03-02 2019-10-02 Irdeto B.V. Securely providing secret data from a sender to a receiver
EP2227015B1 (en) 2009-03-02 2018-01-10 Irdeto B.V. Conditional entitlement processing for obtaining a control word
US8997252B2 (en) * 2009-06-04 2015-03-31 Google Technology Holdings LLC Downloadable security based on certificate status
WO2011064613A1 (en) * 2009-11-25 2011-06-03 Serela Card sharing countermeasures
EP2373020A1 (en) 2010-03-29 2011-10-05 Irdeto B.V. Tracing unauthorized use of secure modules
US9313534B2 (en) * 2010-12-07 2016-04-12 Intertech Corp. Efficient authorization system for multi-channel broadcast program options
GB2487727A (en) * 2011-01-28 2012-08-08 Sony Europe Ltd Module for extracting decryption seed, generating a key and providing a secure host channel
US8874990B2 (en) * 2011-04-01 2014-10-28 Cleversafe, Inc. Pre-fetching data segments stored in a dispersed storage network
US11418580B2 (en) 2011-04-01 2022-08-16 Pure Storage, Inc. Selective generation of secure signatures in a distributed storage network
US9503785B2 (en) 2011-06-22 2016-11-22 Nagrastar, Llc Anti-splitter violation conditional key change
EP2772060B1 (en) 2011-10-28 2021-03-10 Irdeto B.V. Content stream processing
US8719938B2 (en) * 2012-04-09 2014-05-06 Landis+Gyr Innovations, Inc. Detecting network intrusion using a decoy cryptographic key
GB2506219B (en) 2012-09-20 2016-06-29 Nds Ltd Method and system for prevention of control word sharing
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GB201505438D0 (en) 2015-03-30 2015-05-13 Irdeto Bv Accessing content at a device

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JPH0382238A (ja) * 1989-08-25 1991-04-08 Kondeishiyonaru Akusesu Technol Kenkyusho:Kk 暗号化鍵配送方法
JP3182617B2 (ja) * 1991-06-05 2001-07-03 沖電気工業株式会社 暗号化通信方式
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FR2750554B1 (fr) * 1996-06-28 1998-08-14 Thomson Multimedia Sa Systeme a acces conditionnel et carte a puce permettant un tel acces
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Also Published As

Publication number Publication date
ZA200106073B (en) 2002-12-19
CA2364398A1 (en) 2001-06-28
US7155611B2 (en) 2006-12-26
JP2003518843A (ja) 2003-06-10
WO2001047271A3 (en) 2002-01-17
US20020126847A1 (en) 2002-09-12
EP1238537A2 (en) 2002-09-11
EP1111923A1 (en) 2001-06-27
JP4818559B2 (ja) 2011-11-16
CA2364398C (en) 2010-02-23
CN1357197A (zh) 2002-07-03
BR0008324A (pt) 2002-01-29
CN1984312A (zh) 2007-06-20
AU776108B2 (en) 2004-08-26
TW554627B (en) 2003-09-21
HUP0200126A2 (hu) 2002-05-29
HK1047842A1 (en) 2003-03-07
RU2001125927A (ru) 2003-07-20
WO2001047271A2 (en) 2001-06-28
AU4049501A (en) 2001-07-03
NZ513568A (en) 2003-11-28
CN100366083C (zh) 2008-01-30
MXPA01008522A (es) 2003-06-06

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Legal Events

Date Code Title Description
PC Patent ceased (i.e. patent has lapsed due to the failure to pay the renewal fee)

Effective date: 20121218