IL160542A0 - Ca system for broadcast dtv using multiple keys for different service providers and service areas - Google Patents
Ca system for broadcast dtv using multiple keys for different service providers and service areasInfo
- Publication number
- IL160542A0 IL160542A0 IL16054201A IL16054201A IL160542A0 IL 160542 A0 IL160542 A0 IL 160542A0 IL 16054201 A IL16054201 A IL 16054201A IL 16054201 A IL16054201 A IL 16054201A IL 160542 A0 IL160542 A0 IL 160542A0
- Authority
- IL
- Israel
- Prior art keywords
- multiple keys
- service providers
- broadcast dtv
- different service
- areas
- Prior art date
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
- H04N21/45—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 program guide from data received from the Internet and a Head-end, controlling the complexity of a video stream by scaling the resolution or bit-rate based on the client capabilities
-
- 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
- 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
- H04H60/23—Arrangements for conditional access to broadcast information or to broadcast-related services using cryptography, e.g. encryption, authentication, key distribution
-
- 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
- H04H60/35—Arrangements for identifying or recognising characteristics with a direct linkage to broadcast information or to broadcast space-time, e.g. for identifying broadcast stations or for identifying users
- H04H60/38—Arrangements for identifying or recognising characteristics with a direct linkage to broadcast information or to broadcast space-time, e.g. for identifying broadcast stations or for identifying users for identifying broadcast time or space
- H04H60/41—Arrangements for identifying or recognising characteristics with a direct linkage to broadcast information or to broadcast space-time, e.g. for identifying broadcast stations or for identifying users for identifying broadcast time or space for identifying broadcast space, i.e. broadcast channels, broadcast stations or broadcast areas
- H04H60/42—Arrangements for identifying or recognising characteristics with a direct linkage to broadcast information or to broadcast space-time, e.g. for identifying broadcast stations or for identifying users for identifying broadcast time or space for identifying broadcast space, i.e. broadcast channels, broadcast stations or broadcast areas for identifying broadcast areas
-
- 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
- H04N21/266—Channel or content management, e.g. generation and management of keys and entitlement messages in a conditional access system, merging a VOD unicast channel into a multicast channel
- H04N21/26606—Channel or content management, e.g. generation and management of keys and entitlement messages in a conditional access system, merging a VOD unicast channel into a multicast channel for generating or managing entitlement messages, e.g. Entitlement Control Message [ECM] or Entitlement Management Message [EMM]
-
- 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
- H04N21/266—Channel or content management, e.g. generation and management of keys and entitlement messages in a conditional access system, merging a VOD unicast channel into a multicast channel
- H04N21/26613—Channel or content management, e.g. generation and management of keys and entitlement messages in a conditional access system, merging a VOD unicast channel into a multicast channel for generating or managing keys in general
-
- 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
-
- 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
- H04N21/4508—Management of client data or end-user data
- H04N21/4516—Management of client data or end-user data involving client characteristics, e.g. Set-Top-Box type, software version or amount of memory available
-
- 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
- H04N21/454—Content or additional data filtering, e.g. blocking advertisements
-
- 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)
- Databases & Information Systems (AREA)
- Computer Security & Cryptography (AREA)
- Theoretical Computer Science (AREA)
- Computer Networks & Wireless Communication (AREA)
- Two-Way Televisions, Distribution Of Moving Picture Or The Like (AREA)
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
PCT/US2001/029818 WO2003043310A1 (en) | 2001-09-25 | 2001-09-25 | Ca system for broadcast dtv using multiple keys for different service providers and service areas |
Publications (1)
Publication Number | Publication Date |
---|---|
IL160542A0 true IL160542A0 (en) | 2004-07-25 |
Family
ID=21742859
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
IL16054201A IL160542A0 (en) | 2001-09-25 | 2001-09-25 | Ca system for broadcast dtv using multiple keys for different service providers and service areas |
Country Status (8)
Country | Link |
---|---|
EP (1) | EP1483900A1 (de) |
JP (1) | JP2005510137A (de) |
KR (1) | KR20040037133A (de) |
CN (1) | CN1310497C (de) |
BR (1) | BR0117132A (de) |
IL (1) | IL160542A0 (de) |
MX (1) | MXPA04002726A (de) |
WO (1) | WO2003043310A1 (de) |
Families Citing this family (24)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US9100457B2 (en) | 2001-03-28 | 2015-08-04 | Qualcomm Incorporated | Method and apparatus for transmission framing in a wireless communication system |
US7352868B2 (en) | 2001-10-09 | 2008-04-01 | Philip Hawkes | Method and apparatus for security in a data processing system |
US7649829B2 (en) | 2001-10-12 | 2010-01-19 | Qualcomm Incorporated | Method and system for reduction of decoding complexity in a communication system |
US7599655B2 (en) | 2003-01-02 | 2009-10-06 | Qualcomm Incorporated | Method and apparatus for broadcast services in a communication system |
RU2356170C2 (ru) * | 2003-07-08 | 2009-05-20 | Квэлкомм Инкорпорейтед | Способ и устройство для защиты в системе обработки данных |
US8724803B2 (en) | 2003-09-02 | 2014-05-13 | Qualcomm Incorporated | Method and apparatus for providing authenticated challenges for broadcast-multicast communications in a communication system |
US7620179B2 (en) | 2004-01-29 | 2009-11-17 | Comcast Cable Holdings, Llc | System and method for security processing media streams |
US20060031873A1 (en) | 2004-08-09 | 2006-02-09 | Comcast Cable Holdings, Llc | System and method for reduced hierarchy key management |
US8099369B2 (en) | 2004-12-08 | 2012-01-17 | Ngna, Llc | Method and system for securing content in media systems |
US7383438B2 (en) | 2004-12-18 | 2008-06-03 | Comcast Cable Holdings, Llc | System and method for secure conditional access download and reconfiguration |
KR100784688B1 (ko) * | 2005-01-26 | 2007-12-12 | 한국전자통신연구원 | 독립 인증 수단을 가지는 콘텐츠 실행 디바이스 콘텐츠 실행 방법 및 콘텐츠 재배포 방법 |
US7933410B2 (en) | 2005-02-16 | 2011-04-26 | Comcast Cable Holdings, Llc | System and method for a variable key ladder |
KR100648456B1 (ko) | 2005-09-30 | 2006-11-24 | 에스케이 텔레콤주식회사 | 미들웨어를 장착한 복합 단말기의 상품 구매 시스템 및 그방법 |
US20080019517A1 (en) * | 2006-04-06 | 2008-01-24 | Peter Munguia | Control work key store for multiple data streams |
US20070239605A1 (en) * | 2006-04-06 | 2007-10-11 | Peter Munguia | Supporting multiple key ladders using a common private key set |
WO2008048255A1 (en) * | 2006-10-16 | 2008-04-24 | Toptrend Global Technologies, Inc. | Dual display apparatus and methodology for broadcast, cable television and iptv |
CN101212642B (zh) * | 2006-12-25 | 2012-06-27 | 北京握奇数据系统有限公司 | 一种广播信号处理方法、系统及接收终端 |
CN101056393B (zh) * | 2007-04-20 | 2010-06-16 | 中兴通讯股份有限公司 | 数据解扰方法和系统 |
US7934083B2 (en) | 2007-09-14 | 2011-04-26 | Kevin Norman Taylor | Configurable access kernel |
SE0950806A1 (sv) * | 2009-10-29 | 2011-04-30 | Cryptoguard Ab | Förfarande och digitaltelevisionsystem |
GB2489672A (en) * | 2011-03-28 | 2012-10-10 | Sony Corp | Authentication certificate distribution to set top boxes |
US20130139198A1 (en) * | 2011-11-29 | 2013-05-30 | General Instrument Corporation | Digital transport adapter regionalization |
KR20130083948A (ko) * | 2012-01-16 | 2013-07-24 | 삼성전자주식회사 | 영상처리장치 및 그 제어방법 |
WO2021051002A1 (en) | 2019-09-12 | 2021-03-18 | Intertrust Technologies Corporation | Dynamic broadcast content access management systems and methods |
Family Cites Families (4)
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 |
JP4119606B2 (ja) * | 1997-08-01 | 2008-07-16 | サイエンティフィック−アトランタ, インコーポレイテッド | 条件付きアクセスシステム中の登録許可のカプセル化のための機構および装置 |
WO1999007147A1 (en) * | 1997-08-01 | 1999-02-11 | Scientific-Atlanta, Inc. | Method and apparatus for geographically limiting service in a conditional access system |
EP1163794A1 (de) * | 1999-03-24 | 2001-12-19 | Microsoft Corporation | Haushaltbasierte inhaltszuordnung mit speicherkarten |
-
2001
- 2001-09-25 IL IL16054201A patent/IL160542A0/xx unknown
- 2001-09-25 JP JP2003545013A patent/JP2005510137A/ja not_active Withdrawn
- 2001-09-25 KR KR10-2004-7004395A patent/KR20040037133A/ko not_active Application Discontinuation
- 2001-09-25 EP EP01977158A patent/EP1483900A1/de not_active Withdrawn
- 2001-09-25 WO PCT/US2001/029818 patent/WO2003043310A1/en active Application Filing
- 2001-09-25 BR BR0117132-1A patent/BR0117132A/pt not_active IP Right Cessation
- 2001-09-25 MX MXPA04002726A patent/MXPA04002726A/es active IP Right Grant
- 2001-09-25 CN CNB018236618A patent/CN1310497C/zh not_active Expired - Fee Related
Also Published As
Publication number | Publication date |
---|---|
WO2003043310A1 (en) | 2003-05-22 |
EP1483900A1 (de) | 2004-12-08 |
CN1310497C (zh) | 2007-04-11 |
CN1550100A (zh) | 2004-11-24 |
KR20040037133A (ko) | 2004-05-04 |
JP2005510137A (ja) | 2005-04-14 |
MXPA04002726A (es) | 2005-10-05 |
BR0117132A (pt) | 2004-10-13 |
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