CN1522072A - 控制多个节目传输流的解扰的方法、接收机***和便携式安全设备 - Google Patents
控制多个节目传输流的解扰的方法、接收机***和便携式安全设备 Download PDFInfo
- Publication number
- CN1522072A CN1522072A CNA2004100039366A CN200410003936A CN1522072A CN 1522072 A CN1522072 A CN 1522072A CN A2004100039366 A CNA2004100039366 A CN A2004100039366A CN 200410003936 A CN200410003936 A CN 200410003936A CN 1522072 A CN1522072 A CN 1522072A
- Authority
- CN
- China
- Prior art keywords
- message
- transport streams
- program transport
- receiver system
- value
- 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.)
- Granted
Links
- 238000000034 method Methods 0.000 title claims description 48
- 238000013475 authorization Methods 0.000 claims description 10
- 238000004590 computer program Methods 0.000 claims description 7
- 230000008901 benefit Effects 0.000 description 7
- 230000008859 change Effects 0.000 description 5
- 230000000875 corresponding effect Effects 0.000 description 5
- 230000006870 function Effects 0.000 description 5
- 230000000712 assembly Effects 0.000 description 4
- 238000000429 assembly Methods 0.000 description 4
- 238000010586 diagram Methods 0.000 description 2
- 230000000694 effects Effects 0.000 description 2
- 239000004744 fabric Substances 0.000 description 2
- 230000002349 favourable effect Effects 0.000 description 2
- 230000004044 response Effects 0.000 description 2
- 230000005540 biological transmission Effects 0.000 description 1
- 230000002596 correlated effect Effects 0.000 description 1
- 238000001914 filtration Methods 0.000 description 1
- 230000006872 improvement Effects 0.000 description 1
- 230000001788 irregular Effects 0.000 description 1
- 230000002093 peripheral effect Effects 0.000 description 1
- 230000001681 protective effect Effects 0.000 description 1
- 230000005236 sound signal Effects 0.000 description 1
Images
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
- H04N21/44—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
- H04N21/43—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
- H04N21/438—Interfacing the downstream path of the transmission network originating from a server, e.g. retrieving encoded video stream packets from an IP network
- H04N21/4385—Multiplex stream processing, e.g. multiplex stream decrypting
- H04N21/43853—Multiplex stream processing, e.g. multiplex stream decrypting involving multiplex stream decryption
-
- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04H—BROADCAST COMMUNICATION
- H04H60/00—Arrangements for broadcast applications with a direct linking to broadcast information or broadcast space-time; Broadcast-related systems
- H04H60/09—Arrangements for device control with a direct linkage to broadcast information or to broadcast space-time; Arrangements for control of broadcast-related services
- H04H60/14—Arrangements for conditional access to broadcast information or to broadcast-related services
-
- 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]
- H04N21/20—Servers specifically adapted for the distribution of content, e.g. VOD servers; Operations thereof
- H04N21/25—Management operations performed by the server for facilitating the content distribution or administrating data related to end-users or client devices, e.g. end-user or client device authentication, learning user preferences for recommending movies
- H04N21/254—Management at additional data server, e.g. shopping server, rights management server
- H04N21/2543—Billing, e.g. for subscription services
-
- 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
- H04N21/41—Structure of client; Structure of client peripherals
- H04N21/426—Internal components of the client ; Characteristics thereof
- H04N21/42607—Internal components of the client ; Characteristics thereof for processing the incoming bitstream
- H04N21/4263—Internal components of the client ; Characteristics thereof for processing the incoming bitstream involving specific tuning arrangements, e.g. two tuners
-
- 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]
- H04N21/60—Network structure or processes for video distribution between server and client or between remote clients; Control signalling between clients, server and network components; Transmission of management data between server and client, e.g. sending from server to client commands for recording incoming content stream; Communication details between server and client
- H04N21/63—Control signaling related to video distribution between client, server and network components; Network processes for video distribution between server and clients or between remote clients, e.g. transmitting basic layer and enhancement layers over different transmission paths, setting up a peer-to-peer communication via Internet between remote STB's; Communication protocols; Addressing
- H04N21/633—Control signals issued by server directed to the network components or client
- H04N21/6332—Control signals issued by server directed to the network components or client directed to client
- H04N21/6334—Control signals issued by server directed to the network components or client directed to client for authorisation, e.g. by transmitting a key
-
- 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]
- H04N21/80—Generation or processing of content or additional data by content creator independently of the distribution process; Content per se
- H04N21/83—Generation or processing of protective or descriptive data associated with content; Content structuring
- H04N21/835—Generation of protective data, e.g. certificates
-
- 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)
- Signal Processing (AREA)
- Multimedia (AREA)
- Computer Security & Cryptography (AREA)
- Computer Networks & Wireless Communication (AREA)
- Theoretical Computer Science (AREA)
- Databases & Information Systems (AREA)
- Two-Way Televisions, Distribution Of Moving Picture Or The Like (AREA)
- Mobile Radio Communication Systems (AREA)
- Storage Device Security (AREA)
- Television Systems (AREA)
- Circuits Of Receivers In General (AREA)
- Control Of Conveyors (AREA)
Abstract
Description
Claims (16)
Applications Claiming Priority (2)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
EP03100297.5 | 2003-02-12 | ||
EP03100297.5A EP1447976B1 (en) | 2003-02-12 | 2003-02-12 | Method of controlling descrambling of a plurality of program transport streams, receiver system and portable secure device |
Publications (2)
Publication Number | Publication Date |
---|---|
CN1522072A true CN1522072A (zh) | 2004-08-18 |
CN100481929C CN100481929C (zh) | 2009-04-22 |
Family
ID=32669017
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
CNB2004100039366A Expired - Fee Related CN100481929C (zh) | 2003-02-12 | 2004-02-10 | 控制多个节目传输流的解扰的方法、接收机***和便携式安全设备 |
Country Status (15)
Country | Link |
---|---|
US (1) | US7552457B2 (zh) |
EP (1) | EP1447976B1 (zh) |
JP (1) | JP4949610B2 (zh) |
KR (1) | KR101033426B1 (zh) |
CN (1) | CN100481929C (zh) |
AR (1) | AR043149A1 (zh) |
AU (1) | AU2004200254B2 (zh) |
BR (1) | BRPI0400193A (zh) |
CA (1) | CA2455378C (zh) |
HK (1) | HK1066959A1 (zh) |
MX (1) | MXPA04001313A (zh) |
PL (1) | PL364852A1 (zh) |
RU (1) | RU2341033C2 (zh) |
TW (1) | TWI290432B (zh) |
ZA (1) | ZA200400743B (zh) |
Cited By (5)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN101218822B (zh) * | 2005-07-07 | 2010-11-03 | 纳格拉影像股份有限公司 | 控制对加密数据的存取的方法和设备 |
CN103250423A (zh) * | 2010-10-27 | 2013-08-14 | 维亚塞斯公司 | 用于接收借助控制字加扰的多媒体内容和captcha的方法 |
TWI452895B (zh) * | 2010-07-23 | 2014-09-11 | Viaccess Sa | 一種安全處理器之盜用行為的檢測方法 |
CN104094608A (zh) * | 2012-02-07 | 2014-10-08 | 索尼公司 | 发送设备、发送方法、接收设备、接收方法、程序和电子装置 |
CN104272751A (zh) * | 2012-05-04 | 2015-01-07 | 索尼公司 | 接收音频/视频内容 |
Families Citing this family (25)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
EP1575293A1 (en) * | 2004-03-11 | 2005-09-14 | Canal+ Technologies | Dynamic smart card management |
SE0400825D0 (sv) * | 2004-03-30 | 2004-03-30 | Packetfront Sweden Ab | Anordning och förfarande |
US8434117B2 (en) * | 2005-02-14 | 2013-04-30 | Microsoft Corporation | Tunerless media presentation unit and methods of use |
US8533750B2 (en) | 2005-03-22 | 2013-09-10 | Huawei Technologies Co., Ltd. | Method and access device for generating IP broadband video service bill |
EP1742475A1 (fr) * | 2005-07-07 | 2007-01-10 | Nagravision S.A. | Méthode de contrôle d'accès à des données chiffrées |
ES2337920T3 (es) * | 2006-01-03 | 2010-04-30 | Irdeto Access B.V. | Metodo de descifrado de un objeto de datos de contenido cifrado. |
EP1821538A1 (en) * | 2006-02-15 | 2007-08-22 | Irdeto Access B.V. | Method and system providing scrambled content |
US8275132B2 (en) * | 2006-05-15 | 2012-09-25 | Buchen Neil B | System and method for dynamically allocating stream identifiers in a multi-encryption transport system |
FR2905543B1 (fr) * | 2006-08-30 | 2009-01-16 | Viaccess Sa | Processeur de securite et procede et support d'enregistement pour configurer le comportement de ce processeur. |
US8243927B2 (en) * | 2006-10-20 | 2012-08-14 | Panasonic Corporation | Digital video receiver, ECM extract equipment, EMM extract equipment, scramble key extract equipment, CCI extract equipment, digital video receiving system, ECM extract method, EMM extract method, scramble key extract method, CCI extract method, digital video receiving method, and recording medium |
FR2907930B1 (fr) * | 2006-10-27 | 2009-02-13 | Viaccess Sa | Procede de detection d'une utilisation anormale d'un processeur de securite. |
KR20090019579A (ko) * | 2007-08-21 | 2009-02-25 | 삼성전자주식회사 | 스크램블된 영상 제공방법, 이를 적용한 디스크램블 카드및 영상기기 |
WO2010078489A2 (en) * | 2008-12-31 | 2010-07-08 | Akamai Technologies, Inc. | Enforcing single stream per sign-on from a content delivery network (cdn) media server |
EP2207340A1 (en) | 2009-01-12 | 2010-07-14 | Thomson Licensing | Method and device for reception of control words, and device for transmission thereof |
FR2947361B1 (fr) | 2009-06-29 | 2011-08-26 | Viaccess Sa | Procede de detection d'une tentative d'attaque, support d'enregistrement et processeur de securite pour ce procede |
EP2280544A1 (en) * | 2009-07-07 | 2011-02-02 | Irdeto Access B.V. | Secure transmition and recording of a content |
EP2357783B1 (fr) | 2010-02-16 | 2013-06-05 | STMicroelectronics (Rousset) SAS | Procédé de détection d'un fonctionnement potentiellement suspect d'un dispositif électronique et dispositif électronique correspondant. |
EP2373018B1 (en) * | 2010-03-05 | 2012-05-09 | Nagravision S.A. | A method for controlling access to a plurality of channels by a receiver/decoder |
EP2393292A1 (en) * | 2010-06-01 | 2011-12-07 | Nagravision S.A. | A method and apparatus for decrypting encrypted content |
CA2858311C (en) * | 2010-12-07 | 2017-06-20 | Intertech, Corp. | Efficient authorization system for multi-channel broadcast program options |
US9503785B2 (en) * | 2011-06-22 | 2016-11-22 | Nagrastar, Llc | Anti-splitter violation conditional key change |
JP5855234B2 (ja) * | 2012-03-27 | 2016-02-09 | 三菱電機株式会社 | デジタル放送受信装置及びデジタル放送受信方法 |
US9392319B2 (en) | 2013-03-15 | 2016-07-12 | Nagrastar Llc | Secure device profiling countermeasures |
EP2802152B1 (en) | 2013-05-07 | 2017-07-05 | Nagravision S.A. | Method for secure processing a stream of encrypted digital audio / video data |
US9361258B2 (en) * | 2013-10-21 | 2016-06-07 | Rda Technologies Limited | Common interface/conditional access module and method of transmitting data between common interface card and integrated circuit chip thereof |
Family Cites Families (26)
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US5870474A (en) | 1995-12-04 | 1999-02-09 | Scientific-Atlanta, Inc. | Method and apparatus for providing conditional access in connection-oriented, interactive networks with a multiplicity of service providers |
US4907273A (en) * | 1984-10-12 | 1990-03-06 | Wiedemer John D | High security pay television system |
US5138659A (en) | 1991-05-02 | 1992-08-11 | General Instrument Corporation | Conversion of television signal formats with retention of common control data stream |
US5590202A (en) * | 1995-01-18 | 1996-12-31 | Zenith Electronics Corporation | Countdown system for conditional access module |
US6252964B1 (en) * | 1995-04-03 | 2001-06-26 | Scientific-Atlanta, Inc. | Authorization of services in a conditional access system |
KR0183342B1 (ko) * | 1996-03-28 | 1999-05-01 | 정장호 | 디지탈 dbs의 제한수신 시스템에서 수신장치 |
KR100239136B1 (ko) | 1996-04-04 | 2000-01-15 | 서평원 | 디지탈 dbs의 제한수신 시스템에서 전송메세지 처리 방법 |
TR199902273T2 (xx) * | 1997-03-21 | 2000-01-21 | Canal + Societe Anonyme | �ifrelenmi� yay�n sinyallerinin al�c�s� ile kullan�m i�in ak�ll� kart, ve al�c� |
JPH11308595A (ja) * | 1998-04-20 | 1999-11-05 | Matsushita Electric Ind Co Ltd | 放送受信装置 |
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 |
CN1146235C (zh) * | 1998-07-17 | 2004-04-14 | 汤姆森许可公司 | 广播数字电视的条件存取方法 |
EP1067720A1 (en) * | 1999-07-05 | 2001-01-10 | CANAL+ Société Anonyme | Method and apparatus for transmitting and receiving messages, in particular in broadcast transmissions |
US7039614B1 (en) | 1999-11-09 | 2006-05-02 | Sony Corporation | Method for simulcrypting scrambled data to a plurality of conditional access devices |
US7298846B2 (en) | 1999-12-13 | 2007-11-20 | Scientific-Atlanta, Inc. | Method of identifying multiple digital streams within a multiplexed signal |
JP2001256196A (ja) * | 2000-03-14 | 2001-09-21 | Sony Corp | コンテンツ世代間配信制限システムおよびコンテンツ世代間配信制限方法、並びにプログラム提供媒体 |
US6647061B1 (en) | 2000-06-09 | 2003-11-11 | General Instrument Corporation | Video size conversion and transcoding from MPEG-2 to MPEG-4 |
JP3742282B2 (ja) * | 2000-06-30 | 2006-02-01 | 株式会社東芝 | 放送受信方法および放送受信装置および情報配信方法および情報配信装置 |
US7257227B2 (en) * | 2000-10-26 | 2007-08-14 | General Instrument Corporation | System for denying access to content generated by a compromised off line encryption device and for conveying cryptographic keys from multiple conditional access systems |
US7370073B2 (en) * | 2000-11-28 | 2008-05-06 | Navic Systems, Inc. | Using viewership profiles for targeted promotion deployment |
US6725459B2 (en) | 2001-02-09 | 2004-04-20 | Scientific-Atlanta, Inc. | Descrambling device for use in a conditional access system |
US20020150248A1 (en) | 2001-03-06 | 2002-10-17 | Kovacevic Branko D. | System for digital stream reception via memory buffer and method thereof |
JP4203940B2 (ja) * | 2001-03-07 | 2009-01-07 | パナソニック株式会社 | 蓄積型受信装置 |
FR2823039B1 (fr) * | 2001-03-30 | 2003-08-01 | Canal Plus Technologies | Systeme et procede de transmission d'informations chiffrees a cle chiffree |
US7139398B2 (en) | 2001-06-06 | 2006-11-21 | Sony Corporation | Time division partial encryption |
US7120253B2 (en) | 2002-05-02 | 2006-10-10 | Vixs Systems, Inc. | Method and system for protecting video data |
ES2269603T3 (es) * | 2002-12-04 | 2007-04-01 | Irdeto Access B.V. | Terminal, sistema de distribucion de datos que comprende dicho terminal y metodo de retransmision de datos digitales. |
-
2003
- 2003-02-12 EP EP03100297.5A patent/EP1447976B1/en not_active Expired - Lifetime
-
2004
- 2004-01-19 CA CA2455378A patent/CA2455378C/en not_active Expired - Fee Related
- 2004-01-22 AU AU2004200254A patent/AU2004200254B2/en not_active Ceased
- 2004-01-29 ZA ZA200400743A patent/ZA200400743B/xx unknown
- 2004-02-05 PL PL04364852A patent/PL364852A1/xx not_active Application Discontinuation
- 2004-02-06 TW TW093102736A patent/TWI290432B/zh active
- 2004-02-10 JP JP2004034104A patent/JP4949610B2/ja not_active Expired - Fee Related
- 2004-02-10 CN CNB2004100039366A patent/CN100481929C/zh not_active Expired - Fee Related
- 2004-02-11 AR ARP040100418A patent/AR043149A1/es active IP Right Grant
- 2004-02-11 RU RU2004104019/09A patent/RU2341033C2/ru not_active IP Right Cessation
- 2004-02-11 BR BR0400193-1A patent/BRPI0400193A/pt not_active IP Right Cessation
- 2004-02-11 MX MXPA04001313A patent/MXPA04001313A/es active IP Right Grant
- 2004-02-12 KR KR1020040009236A patent/KR101033426B1/ko not_active IP Right Cessation
- 2004-02-12 US US10/778,801 patent/US7552457B2/en active Active
- 2004-12-14 HK HK04109880.0A patent/HK1066959A1/xx not_active IP Right Cessation
Cited By (8)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN101218822B (zh) * | 2005-07-07 | 2010-11-03 | 纳格拉影像股份有限公司 | 控制对加密数据的存取的方法和设备 |
TWI452895B (zh) * | 2010-07-23 | 2014-09-11 | Viaccess Sa | 一種安全處理器之盜用行為的檢測方法 |
CN103250423A (zh) * | 2010-10-27 | 2013-08-14 | 维亚塞斯公司 | 用于接收借助控制字加扰的多媒体内容和captcha的方法 |
CN103250423B (zh) * | 2010-10-27 | 2016-03-23 | 维亚塞斯公司 | 用于接收借助控制字加扰的多媒体内容和captcha的方法 |
CN104094608A (zh) * | 2012-02-07 | 2014-10-08 | 索尼公司 | 发送设备、发送方法、接收设备、接收方法、程序和电子装置 |
CN104094608B (zh) * | 2012-02-07 | 2018-10-26 | 索尼公司 | 发送设备、发送方法、接收设备、接收方法、计算机可读存储介质和电子装置 |
CN104272751A (zh) * | 2012-05-04 | 2015-01-07 | 索尼公司 | 接收音频/视频内容 |
CN104272751B (zh) * | 2012-05-04 | 2017-11-14 | 索尼公司 | 接收音频/视频内容 |
Also Published As
Publication number | Publication date |
---|---|
TWI290432B (en) | 2007-11-21 |
HK1066959A1 (en) | 2005-04-01 |
ZA200400743B (en) | 2004-08-24 |
JP4949610B2 (ja) | 2012-06-13 |
EP1447976B1 (en) | 2019-06-19 |
TW200423722A (en) | 2004-11-01 |
PL364852A1 (en) | 2004-08-23 |
MXPA04001313A (es) | 2005-02-17 |
CA2455378C (en) | 2014-04-22 |
AU2004200254B2 (en) | 2009-04-23 |
RU2341033C2 (ru) | 2008-12-10 |
AR043149A1 (es) | 2005-07-20 |
BRPI0400193A (pt) | 2004-12-28 |
US20040215691A1 (en) | 2004-10-28 |
KR20040073377A (ko) | 2004-08-19 |
JP2004248284A (ja) | 2004-09-02 |
RU2004104019A (ru) | 2005-07-20 |
AU2004200254A1 (en) | 2004-08-26 |
CN100481929C (zh) | 2009-04-22 |
US7552457B2 (en) | 2009-06-23 |
KR101033426B1 (ko) | 2011-05-09 |
EP1447976A1 (en) | 2004-08-18 |
CA2455378A1 (en) | 2004-08-12 |
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