KR100741730B1 - 동일한 수신기에서 2개의 ｃａ 시스템을 처리하는 방법 및시스템 - Google Patents

동일한 수신기에서 2개의 ｃａ 시스템을 처리하는 방법 및시스템 Download PDF

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Publication number
KR100741730B1
KR100741730B1 KR1020027004107A KR20027004107A KR100741730B1 KR 100741730 B1 KR100741730 B1 KR 100741730B1 KR 1020027004107 A KR1020027004107 A KR 1020027004107A KR 20027004107 A KR20027004107 A KR 20027004107A KR 100741730 B1 KR100741730 B1 KR 100741730B1
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KR
South Korea
Prior art keywords
control message
service
entitlement control
access
audio
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 - Fee Related
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KR1020027004107A
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English (en)
Korean (ko)
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KR20020047193A (ko
Inventor
아멧 머싯 에스키시오글루
마이클 스코트 디스
진-루이스 디아스콘
데이비드 제이 듀필드
Original Assignee
톰슨 라이센싱
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Publication date
Application filed by 톰슨 라이센싱 filed Critical 톰슨 라이센싱
Publication of KR20020047193A publication Critical patent/KR20020047193A/ko
Application granted granted Critical
Publication of KR100741730B1 publication Critical patent/KR100741730B1/ko
Assigned to 인터디지털 씨이 페턴트 홀딩스 reassignment 인터디지털 씨이 페턴트 홀딩스 권리의 전부이전등록 Assignors: 톰슨 라이센싱
Anticipated expiration legal-status Critical
Expired - Fee Related legal-status Critical Current

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    • 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
    • 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
    • H04N21/41—Structure of client; Structure of client peripherals
    • H04N21/418—External card to be used in combination with the client device, e.g. for conditional access
    • H04N21/4181—External card to be used in combination with the client device, e.g. for conditional access for conditional access
    • 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
    • H04N21/434—Disassembling of a multiplex stream, e.g. demultiplexing audio and video streams, extraction of additional data from a video stream; Remultiplexing of multiplex streams; Extraction or processing of SI; Disassembling of packetised elementary stream
    • 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
    • H04N21/43607—Interfacing a plurality of external cards, e.g. through a DVB Common Interface [DVB-CI]
    • 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
    • H04N21/44—Processing of video elementary streams, e.g. splicing a video clip retrieved from local storage with an incoming video stream or rendering scenes according to encoded video stream scene graphs
    • H04N21/4405—Processing of video elementary streams, e.g. splicing a video clip retrieved from local storage with an incoming video stream or rendering scenes according to encoded video stream scene graphs involving video stream decryption
    • 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
    • H04N21/45—Management operations performed by the client for facilitating the reception of or the interaction with the content or administrating data related to the end-user or to the client device itself, e.g. learning user preferences for recommending movies, resolving scheduling conflicts
    • H04N21/462—Content or additional data management e.g. creating a master electronic programme guide from data received from the Internet and a Head-end or controlling the complexity of a video stream by scaling the resolution or bit-rate based on the client capabilities
    • H04N21/4623—Processing of entitlement messages, e.g. ECM [Entitlement Control Message] or EMM [Entitlement Management Message]
    • 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

Landscapes

  • Engineering & Computer Science (AREA)
  • Multimedia (AREA)
  • Signal Processing (AREA)
  • Databases & Information Systems (AREA)
  • Computer Security & Cryptography (AREA)
  • Two-Way Televisions, Distribution Of Moving Picture Or The Like (AREA)
  • Storage Device Security (AREA)
  • Mobile Radio Communication Systems (AREA)
  • Time-Division Multiplex Systems (AREA)
KR1020027004107A 1999-10-06 2000-10-06 동일한 수신기에서 2개의 ｃａ 시스템을 처리하는 방법 및시스템 Expired - Fee Related KR100741730B1 (ko)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
US15796899P 1999-10-06 1999-10-06
US60/157,968 1999-10-06

Publications (2)

Publication Number Publication Date
KR20020047193A KR20020047193A (ko) 2002-06-21
KR100741730B1 true KR100741730B1 (ko) 2007-07-24

Family

ID=22566127

Family Applications (1)

Application Number Title Priority Date Filing Date
KR1020027004107A Expired - Fee Related KR100741730B1 (ko) 1999-10-06 2000-10-06 동일한 수신기에서 2개의 ｃａ 시스템을 처리하는 방법 및시스템

Country Status (11)

Country Link
EP (1) EP1226717B1 (https=)
JP (1) JP4786097B2 (https=)
KR (1) KR100741730B1 (https=)
CN (1) CN1163073C (https=)
AU (1) AU7998500A (https=)
BR (1) BR0014511A (https=)
DE (1) DE60012356T2 (https=)
ES (1) ES2225240T3 (https=)
IL (2) IL148763A0 (https=)
MX (1) MXPA02003524A (https=)
WO (1) WO2001026372A1 (https=)

Families Citing this family (25)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
AU7998500A (en) 1999-10-06 2001-05-10 Thomson Licensing S.A. Method and system for handling two ca systems in a same receiver
WO2001030083A1 (en) * 1999-10-19 2001-04-26 Thomson Licensing S.A. System and method of verifying authorization for communicating protected content
US7151831B2 (en) 2001-06-06 2006-12-19 Sony Corporation Partial encryption and PID mapping
FR2826815B1 (fr) * 2001-07-02 2003-11-21 Canon Europa Nv Procede de transmission de signaux audiovisuels au sein d'un reseau audiovisuel domestique, mettant en oeuvre un mecanisme de jetons
US7302059B2 (en) 2002-01-02 2007-11-27 Sony Corporation Star pattern partial encryption
AU2002357213A1 (en) * 2002-01-02 2003-07-30 Sony Electronics Inc. Partial encryption and pid mapping
AU2002357846A1 (en) * 2002-01-02 2003-07-30 Sony Electronics Inc. Elementary stream partial encryption
US8051443B2 (en) 2002-01-02 2011-11-01 Sony Corporation Content replacement by PID mapping
EP2315440B1 (en) 2002-01-02 2016-03-09 Sony Electronics Inc. Television apparatus and circuit
DE10216384A1 (de) 2002-04-12 2003-10-30 Scm Microsystems Gmbh Zugangskontrollnetzwerk
JP2005523657A (ja) * 2002-04-19 2005-08-04 コーニンクレッカ　フィリップス　エレクトロニクス　エヌ　ヴィ コンディショナル・アクセス・システム及び装置
WO2005029849A1 (ja) * 2003-09-19 2005-03-31 Matsushita Electric Industrial Co., Ltd. デジタルテレビジョン受信機用モジュール及びそれを備えたデジタルテレビジョン受信機
US7620180B2 (en) 2003-11-03 2009-11-17 Sony Corporation Preparation of content for multiple conditional access methods in video on demand
US7620179B2 (en) * 2004-01-29 2009-11-17 Comcast Cable Holdings, Llc System and method for security processing media streams
JP4557567B2 (ja) * 2004-02-17 2010-10-06 株式会社東芝 放送送信システム及び放送受信装置
KR100574974B1 (ko) 2004-02-26 2006-05-02 삼성전자주식회사 암호화된 방송 데이터를 위한 제한수신기능과복제방지기능을 구비하는 장치 및 방법
FR2888355A1 (fr) * 2005-07-07 2007-01-12 Thomson Licensing Sa Procede de controle de droits de consommation du type "n consommations autorisees" d'un contenu numerique audio et/ou video et dispositif mettant en oeuvre ce procede
WO2007044070A1 (en) 2005-10-11 2007-04-19 Thomson Licensing Dvd replication system and method
US7555464B2 (en) 2006-03-01 2009-06-30 Sony Corporation Multiple DRM management
CA2648310C (en) 2006-04-12 2016-10-18 Thomson Licensing Virtual dvd on demand and electronic dvd rental/buy/burn
US8385542B2 (en) * 2009-04-27 2013-02-26 Nagrastar L.L.C. Methods and apparatus for securing communications between a decryption device and a television receiver
JP6463654B2 (ja) * 2014-05-09 2019-02-06 日本放送協会 受信装置
CN104703026A (zh) * 2015-02-04 2015-06-10 四川长虹电器股份有限公司 一种数字电视加扰节目快速换台的方法
CN106210827B (zh) * 2016-07-18 2019-06-11 深圳创维数字技术有限公司 一种动态配置机顶盒多ca的方法及系统
CN117596428A (zh) * 2023-10-10 2024-02-23 海宁奕斯伟集成电路设计有限公司 智能卡接口、数据传输方法及电视芯片

Citations (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
EP1226717B1 (en) 1999-10-06 2004-07-21 Thomson Licensing S.A. Method of accessing transmitted audio/video data protected according to different conditional access systems by a same apparatus

Family Cites Families (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US5420866A (en) * 1994-03-29 1995-05-30 Scientific-Atlanta, Inc. Methods for providing conditional access information to decoders in a packet-based multiplexed communications system
US6178242B1 (en) * 1997-02-07 2001-01-23 Nds Limited Digital recording protection system
US8332657B1 (en) * 1999-03-15 2012-12-11 Thomson Licensing Global copy protection system for digital home networks

Patent Citations (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
EP1226717B1 (en) 1999-10-06 2004-07-21 Thomson Licensing S.A. Method of accessing transmitted audio/video data protected according to different conditional access systems by a same apparatus

Also Published As

Publication number Publication date
EP1226717A1 (en) 2002-07-31
IL148763A0 (en) 2002-09-12
DE60012356D1 (de) 2004-08-26
CN1163073C (zh) 2004-08-18
WO2001026372A1 (en) 2001-04-12
BR0014511A (pt) 2002-06-11
DE60012356T2 (de) 2005-07-14
MXPA02003524A (es) 2002-08-20
KR20020047193A (ko) 2002-06-21
IL148763A (en) 2007-08-19
ES2225240T3 (es) 2005-03-16
JP4786097B2 (ja) 2011-10-05
EP1226717B1 (en) 2004-07-21
CN1378742A (zh) 2002-11-06
AU7998500A (en) 2001-05-10
JP2003511917A (ja) 2003-03-25

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