CN100570585C - 内容分配系统、内容服务器、内容接收装置及内容分配方法 - Google Patents

内容分配系统、内容服务器、内容接收装置及内容分配方法 Download PDF

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Publication number
CN100570585C
CN100570585C CNB2004800328561A CN200480032856A CN100570585C CN 100570585 C CN100570585 C CN 100570585C CN B2004800328561 A CNB2004800328561 A CN B2004800328561A CN 200480032856 A CN200480032856 A CN 200480032856A CN 100570585 C CN100570585 C CN 100570585C
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China
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content
data
additional information
range
unit
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Expired - Fee Related
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CNB2004800328561A
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English (en)
Chinese (zh)
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CN1879093A (zh
Inventor
田边匠
泽边一秀
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Panasonic Holdings Corp
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Matsushita Electric Industrial Co Ltd
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Publication of CN1879093A publication Critical patent/CN1879093A/zh
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    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04N—PICTORIAL COMMUNICATION, e.g. TELEVISION
    • H04N7/00—Television systems
    • H04N7/16—Analogue secrecy systems; Analogue subscription systems
    • H04N7/173—Analogue secrecy systems; Analogue subscription systems with two-way working, e.g. subscriber sending a programme selection signal
    • G—PHYSICS
    • G06—COMPUTING OR CALCULATING; COUNTING
    • G06F—ELECTRIC DIGITAL DATA PROCESSING
    • G06F15/00—Digital computers in general; Data processing equipment in general
    • G06F15/16—Combinations of two or more digital computers each having at least an arithmetic unit, a program unit and a register, e.g. for a simultaneous processing of several programs
    • G—PHYSICS
    • G06—COMPUTING OR CALCULATING; COUNTING
    • G06F—ELECTRIC DIGITAL DATA PROCESSING
    • G06F17/00—Digital computing or data processing equipment or methods, specially adapted for specific functions
    • 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
    • H04N21/23—Processing of content or additional data; Elementary server operations; Server middleware
    • H04N21/235—Processing of additional data, e.g. scrambling of additional data or processing content descriptors
    • 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
    • H04N21/2541—Rights Management
    • 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
    • H04N21/414—Specialised client platforms, e.g. receiver in car or embedded in a mobile appliance
    • H04N21/4143—Specialised client platforms, e.g. receiver in car or embedded in a mobile appliance embedded in a Personal Computer [PC]
    • 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
    • H04N21/435—Processing of additional data, e.g. decrypting of additional data, reconstructing software from modules extracted from the transport 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
    • H04N21/45—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
    • H04N21/4627—Rights management associated to the content
    • 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
    • H04N21/643—Communication protocols
    • H04N21/64322—IP
    • 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 
    • H04N21/65—Transmission of management data between client and server
    • H04N21/654—Transmission by server directed to the client
    • 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 
    • H04N21/65—Transmission of management data between client and server
    • H04N21/658—Transmission by the client directed to the server
    • 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
    • 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

Landscapes

  • Engineering & Computer Science (AREA)
  • Multimedia (AREA)
  • Signal Processing (AREA)
  • Databases & Information Systems (AREA)
  • Computer Security & Cryptography (AREA)
  • General Engineering & Computer Science (AREA)
  • Theoretical Computer Science (AREA)
  • Physics & Mathematics (AREA)
  • Computer Hardware Design (AREA)
  • General Physics & Mathematics (AREA)
  • Software Systems (AREA)
  • Data Mining & Analysis (AREA)
  • Mathematical Physics (AREA)
  • Information Transfer Between Computers (AREA)
  • Two-Way Televisions, Distribution Of Moving Picture Or The Like (AREA)
CNB2004800328561A 2003-11-13 2004-11-11 内容分配系统、内容服务器、内容接收装置及内容分配方法 Expired - Fee Related CN100570585C (zh)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
JP384277/2003 2003-11-13
JP2003384277A JP2005149029A (ja) 2003-11-13 2003-11-13 コンテンツ配信システム、コンテンツサーバ、コンテンツ受信装置、コンテンツ配信方法、プログラム及び記録媒体

Publications (2)

Publication Number Publication Date
CN1879093A CN1879093A (zh) 2006-12-13
CN100570585C true CN100570585C (zh) 2009-12-16

Family

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Family Applications (1)

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CNB2004800328561A Expired - Fee Related CN100570585C (zh) 2003-11-13 2004-11-11 内容分配系统、内容服务器、内容接收装置及内容分配方法

Country Status (7)

Country Link
US (1) US7539292B2 (enExample)
EP (1) EP1684183A4 (enExample)
JP (1) JP2005149029A (enExample)
KR (1) KR20060110866A (enExample)
CN (1) CN100570585C (enExample)
CA (1) CA2542864A1 (enExample)
WO (1) WO2005048117A1 (enExample)

Families Citing this family (7)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JP4910324B2 (ja) * 2005-07-21 2012-04-04 ソニー株式会社 情報処理装置及び情報処理方法、並びにコンピュータ・プログラム
KR100562427B1 (ko) * 2005-10-04 2006-03-17 주식회사 솔루션박스 컨텐츠 수신 장치 및 컨텐츠 수신을 수행하는 프로그램이저장된 기록 매체
ES2709208T3 (es) 2007-01-05 2019-04-15 Sonic Ip Inc Sistema de distribución de vídeo que incluye reproducción progresiva
JP2008210012A (ja) 2007-02-23 2008-09-11 Fujitsu Ltd データ復号処理プログラムおよびデータ復号処理装置
US9235843B2 (en) * 2010-09-27 2016-01-12 T-Mobile Usa, Inc. Insertion of user information into headers to enable targeted responses
JP5882683B2 (ja) * 2011-11-02 2016-03-09 キヤノン株式会社 情報処理装置およびその方法
CN109714299B (zh) * 2017-10-26 2022-01-11 创盛视联数码科技（北京）有限公司 加密视频播放的方法

Citations (5)

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Publication number Priority date Publication date Assignee Title
JPH09134367A (ja) 1995-11-10 1997-05-20 Hitachi Ltd マルチメディアデータ処理システム
JPH09214482A (ja) 1996-02-01 1997-08-15 Nippon Telegr & Teleph Corp <Ntt> 公開鍵暗号方法及び公開鍵暗号通信システム
JPH11194333A (ja) 1998-10-19 1999-07-21 Hoya Corp カラー液晶表示装置用遮光膜付き透光性基板およびその製造方法
CN1300416A (zh) * 1999-02-08 2001-06-20 颇力太克株式会社 文字信息传输系统
CN1328668A (zh) * 1998-11-04 2001-12-26 未来理想科技股份有限公司 用于指定网络上的位置的系统和处理

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US5510844A (en) * 1994-11-18 1996-04-23 At&T Corp. Video bitstream regeneration using previously agreed to high priority segments
KR100219828B1 (ko) * 1995-01-06 1999-09-01 다치카와 게이지 패킷전송방법 및 이동통신시스템
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Patent Citations (5)

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JPH09134367A (ja) 1995-11-10 1997-05-20 Hitachi Ltd マルチメディアデータ処理システム
JPH09214482A (ja) 1996-02-01 1997-08-15 Nippon Telegr & Teleph Corp <Ntt> 公開鍵暗号方法及び公開鍵暗号通信システム
JPH11194333A (ja) 1998-10-19 1999-07-21 Hoya Corp カラー液晶表示装置用遮光膜付き透光性基板およびその製造方法
CN1328668A (zh) * 1998-11-04 2001-12-26 未来理想科技股份有限公司 用于指定网络上的位置的系统和处理
CN1300416A (zh) * 1999-02-08 2001-06-20 颇力太克株式会社 文字信息传输系统

Also Published As

Publication number Publication date
EP1684183A4 (en) 2010-08-25
CN1879093A (zh) 2006-12-13
KR20060110866A (ko) 2006-10-25
EP1684183A1 (en) 2006-07-26
US20070083663A1 (en) 2007-04-12
JP2005149029A (ja) 2005-06-09
US7539292B2 (en) 2009-05-26
CA2542864A1 (en) 2005-05-26
WO2005048117A1 (ja) 2005-05-26

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