JP2008306601A - コンテンツ配信システム、配信サーバ、受信端末及びコンピュータプログラム - Google Patents

コンテンツ配信システム、配信サーバ、受信端末及びコンピュータプログラム Download PDF

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Publication number
JP2008306601A
JP2008306601A JP2007153388A JP2007153388A JP2008306601A JP 2008306601 A JP2008306601 A JP 2008306601A JP 2007153388 A JP2007153388 A JP 2007153388A JP 2007153388 A JP2007153388 A JP 2007153388A JP 2008306601 A JP2008306601 A JP 2008306601A
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JP
Japan
Prior art keywords
content data
time limit
unit
receiving terminal
reproduction time
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.)
Ceased
Application number
JP2007153388A
Other languages
English (en)
Japanese (ja)
Other versions
JP2008306601A5 (enExample
Inventor
Tomoyuki Hanai
朋幸 花井
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
Sony Corp
Original Assignee
Sony Corp
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 Sony Corp filed Critical Sony Corp
Priority to JP2007153388A priority Critical patent/JP2008306601A/ja
Priority to EP08251671A priority patent/EP2003588A3/en
Priority to KR1020080045637A priority patent/KR20080107999A/ko
Priority to US12/134,990 priority patent/US20080307533A1/en
Priority to CNA2008101099254A priority patent/CN101321169A/zh
Publication of JP2008306601A publication Critical patent/JP2008306601A/ja
Publication of JP2008306601A5 publication Critical patent/JP2008306601A5/ja
Ceased legal-status Critical Current

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Classifications

    • G—PHYSICS
    • G06—COMPUTING OR CALCULATING; COUNTING
    • G06F—ELECTRIC DIGITAL DATA PROCESSING
    • G06F21/00—Security arrangements for protecting computers, components thereof, programs or data against unauthorised activity
    • G06F21/10—Protecting distributed programs or content, e.g. vending or licensing of copyrighted material ; Digital rights management [DRM]
    • G—PHYSICS
    • G06—COMPUTING OR CALCULATING; COUNTING
    • G06F—ELECTRIC DIGITAL DATA PROCESSING
    • G06F21/00—Security arrangements for protecting computers, components thereof, programs or data against unauthorised activity
    • G06F21/10—Protecting distributed programs or content, e.g. vending or licensing of copyrighted material ; Digital rights management [DRM]
    • G06F21/12—Protecting executable software
    • G06F21/121—Restricting unauthorised execution of programs
    • 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
    • H04N21/43—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
    • H04N21/433—Content storage operation, e.g. storage operation in response to a pause request, caching operations
    • H04N21/4334—Recording operations
    • 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
    • H04N21/4622—Retrieving content or additional data from different sources, e.g. from a broadcast channel and the Internet
    • 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
    • H04N21/633—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
    • H04N21/63345—Control signals issued by server directed to the network components or client directed to client for authorisation, e.g. by transmitting a key by transmitting keys
    • 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
    • H04N21/6587—Control parameters, e.g. trick play commands, viewpoint selection
    • 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
    • H04N21/8355—Generation of protective data, e.g. certificates involving usage data, e.g. number of copies or viewings allowed
    • 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
    • G—PHYSICS
    • G06—COMPUTING OR CALCULATING; COUNTING
    • G06F—ELECTRIC DIGITAL DATA PROCESSING
    • G06F2221/00—Indexing scheme relating to security arrangements for protecting computers, components thereof, programs or data against unauthorised activity
    • G06F2221/21—Indexing scheme relating to G06F21/00 and subgroups addressing additional information or applications relating to security arrangements for protecting computers, components thereof, programs or data against unauthorised activity
    • G06F2221/2137—Time limited access, e.g. to a computer or data
    • G—PHYSICS
    • G06—COMPUTING OR CALCULATING; COUNTING
    • G06F—ELECTRIC DIGITAL DATA PROCESSING
    • G06F2221/00—Indexing scheme relating to security arrangements for protecting computers, components thereof, programs or data against unauthorised activity
    • G06F2221/21—Indexing scheme relating to G06F21/00 and subgroups addressing additional information or applications relating to security arrangements for protecting computers, components thereof, programs or data against unauthorised activity
    • G06F2221/2143—Clearing memory, e.g. to prevent the data from being stolen

Landscapes

  • Engineering & Computer Science (AREA)
  • Multimedia (AREA)
  • Signal Processing (AREA)
  • Computer Security & Cryptography (AREA)
  • Databases & Information Systems (AREA)
  • Software Systems (AREA)
  • Theoretical Computer Science (AREA)
  • Computer Networks & Wireless Communication (AREA)
  • Computer Hardware Design (AREA)
  • Physics & Mathematics (AREA)
  • General Engineering & Computer Science (AREA)
  • General Physics & Mathematics (AREA)
  • Technology Law (AREA)
  • Information Transfer Between Computers (AREA)
  • Two-Way Televisions, Distribution Of Moving Picture Or The Like (AREA)
  • Management, Administration, Business Operations System, And Electronic Commerce (AREA)
  • Storage Device Security (AREA)
  • Television Signal Processing For Recording (AREA)
  • Signal Processing For Digital Recording And Reproducing (AREA)
JP2007153388A 2007-06-08 2007-06-08 コンテンツ配信システム、配信サーバ、受信端末及びコンピュータプログラム Ceased JP2008306601A (ja)

Priority Applications (5)

Application Number Priority Date Filing Date Title
JP2007153388A JP2008306601A (ja) 2007-06-08 2007-06-08 コンテンツ配信システム、配信サーバ、受信端末及びコンピュータプログラム
EP08251671A EP2003588A3 (en) 2007-06-08 2008-05-12 Content distribution system, distribution server, receiving terminal, and computer readable medium
KR1020080045637A KR20080107999A (ko) 2007-06-08 2008-05-16 콘텐츠 분배 시스템, 분배 서버, 수신 단말 및 컴퓨터프로그램
US12/134,990 US20080307533A1 (en) 2007-06-08 2008-06-06 Content Distribution System, Distribution Server, Receiving Terminal, and Computer Readable Medium
CNA2008101099254A CN101321169A (zh) 2007-06-08 2008-06-10 内容分发系统、分发服务器、接收终端和计算机可读介质

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP2007153388A JP2008306601A (ja) 2007-06-08 2007-06-08 コンテンツ配信システム、配信サーバ、受信端末及びコンピュータプログラム

Publications (2)

Publication Number Publication Date
JP2008306601A true JP2008306601A (ja) 2008-12-18
JP2008306601A5 JP2008306601A5 (enExample) 2010-04-22

Family

ID=39731201

Family Applications (1)

Application Number Title Priority Date Filing Date
JP2007153388A Ceased JP2008306601A (ja) 2007-06-08 2007-06-08 コンテンツ配信システム、配信サーバ、受信端末及びコンピュータプログラム

Country Status (5)

Country Link
US (1) US20080307533A1 (enExample)
EP (1) EP2003588A3 (enExample)
JP (1) JP2008306601A (enExample)
KR (1) KR20080107999A (enExample)
CN (1) CN101321169A (enExample)

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JP4750908B2 (ja) * 2008-08-22 2011-08-17 パナソニック株式会社 記録再生装置

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KR101062182B1 (ko) * 2008-09-09 2011-09-05 삼성전자주식회사 권한 객체 자동 갱신 방법 및 장치
JP5813912B2 (ja) 2009-01-28 2015-11-17 任天堂株式会社 プログラム、情報処理装置、および情報処理システム
JP5229484B2 (ja) 2009-01-28 2013-07-03 任天堂株式会社 情報処理システム、プログラムおよび情報処理装置
JP5527721B2 (ja) 2009-01-28 2014-06-25 任天堂株式会社 プログラムおよび情報処理装置
JP5690473B2 (ja) * 2009-01-28 2015-03-25 任天堂株式会社 プログラムおよび情報処理装置
US20110010301A1 (en) * 2009-07-10 2011-01-13 Sadao Tsuruga Output control method, receiver, and receiving method
US20110110516A1 (en) * 2009-11-06 2011-05-12 Kensuke Satoh Content receiver, content reproducer, management server, content use system, content use method, method of write-out from content receiver, method of possible viewing time management on content reproducer, method of time limit fixation in management server, and program
US8504694B2 (en) * 2010-03-08 2013-08-06 Microsoft Corporation Remote content classification and transmission using multiple transport channels
JP5362103B2 (ja) * 2010-04-08 2013-12-11 パナソニック株式会社 コンテンツ受信機、ライセンスサーバ、コンテンツ利用システム、コンテンツの視聴期限管理方法、プログラム、および記録媒体
JP2012049932A (ja) * 2010-08-30 2012-03-08 Hitachi Consumer Electronics Co Ltd 受信装置
KR101221350B1 (ko) * 2011-05-06 2013-01-11 주식회사 네오위즈인터넷 콘텐츠 이용 방법, 콘텐츠 이용 장치, 모바일 단말기 및 기록매체
JP5811004B2 (ja) * 2012-03-29 2015-11-11 セイコーエプソン株式会社 画像表示装置、画像表示システム、および画像表示装置の制御方法
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JP5862586B2 (ja) * 2013-03-22 2016-02-16 カシオ計算機株式会社 コンテンツ配信システム及びコンテンツ配信方法
US20140298488A1 (en) * 2013-03-29 2014-10-02 Konica Minolta Laboratory U.S.A., Inc. Method for automating the management and interpretation of digital documents and their owners rights metadata for generating digital rights management protected contents
US9336537B2 (en) 2014-03-06 2016-05-10 Catalina Marketing Corporation System and method of providing a particular number of distributions of media content through a plurality of distribution nodes
JP2017069975A (ja) * 2016-12-05 2017-04-06 株式会社東芝 映像受信装置、映像送受信システム及び映像受信方法
CN109154915A (zh) * 2017-03-28 2019-01-04 松下知识产权经营株式会社 内容分发系统、再生装置以及内容分发方法
JP2018191337A (ja) * 2018-08-07 2018-11-29 株式会社東芝 映像受信装置、映像受信方法、映像送信装置および映像送信方法
JP2018166348A (ja) * 2018-08-07 2018-10-25 株式会社東芝 映像受信装置、映像受信方法、映像送信装置および映像送信方法

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Publication number Priority date Publication date Assignee Title
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Also Published As

Publication number Publication date
US20080307533A1 (en) 2008-12-11
EP2003588A3 (en) 2012-05-30
CN101321169A (zh) 2008-12-10
KR20080107999A (ko) 2008-12-11
EP2003588A2 (en) 2008-12-17

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