KR100850822B1 - 데이터 분배 시스템 - Google Patents
데이터 분배 시스템 Download PDFInfo
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- KR100850822B1 KR100850822B1 KR1020037008103A KR20037008103A KR100850822B1 KR 100850822 B1 KR100850822 B1 KR 100850822B1 KR 1020037008103 A KR1020037008103 A KR 1020037008103A KR 20037008103 A KR20037008103 A KR 20037008103A KR 100850822 B1 KR100850822 B1 KR 100850822B1
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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]
- H04N21/60—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
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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]
- H04N21/60—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
- H04N21/632—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 using a connection between clients on a wide area network, e.g. setting up a peer-to-peer communication via Internet for retrieving video segments from the hard-disk of other client devices
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- G—PHYSICS
- G07—CHECKING-DEVICES
- G07F—COIN-FREED OR LIKE APPARATUS
- G07F17/00—Coin-freed apparatus for hiring articles; Coin-freed facilities or services
- G07F17/16—Coin-freed apparatus for hiring articles; Coin-freed facilities or services for devices exhibiting advertisements, announcements, pictures or the like
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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]
- H04N21/20—Servers specifically adapted for the distribution of content, e.g. VOD servers; Operations thereof
- H04N21/21—Server components or server architectures
- H04N21/222—Secondary servers, e.g. proxy server, cable television Head-end
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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]
- H04N21/20—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
- H04N21/231—Content storage operation, e.g. caching movies for short term storage, replicating data over plural servers, prioritizing data for deletion
- H04N21/23106—Content storage operation, e.g. caching movies for short term storage, replicating data over plural servers, prioritizing data for deletion involving caching operations
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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]
- H04N21/20—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
- H04N21/258—Client or end-user data management, e.g. managing client capabilities, user preferences or demographics, processing of multiple end-users preferences to derive collaborative data
- H04N21/25866—Management of end-user data
- H04N21/25891—Management of end-user data being end-user preferences
-
- 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
- H04N21/4331—Caching operations, e.g. of an advertisement for later insertion during playback
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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
- H04N7/167—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
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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
- H04N7/17309—Transmission or handling of upstream communications
- H04N7/17336—Handling of requests in head-ends
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- Engineering & Computer Science (AREA)
- Multimedia (AREA)
- Signal Processing (AREA)
- Databases & Information Systems (AREA)
- Computer Security & Cryptography (AREA)
- Physics & Mathematics (AREA)
- General Physics & Mathematics (AREA)
- Computer Graphics (AREA)
- Computer Networks & Wireless Communication (AREA)
- Computer And Data Communications (AREA)
- Information Transfer Between Computers (AREA)
- Storage Device Security (AREA)
- Data Exchanges In Wide-Area Networks (AREA)
- Management, Administration, Business Operations System, And Electronic Commerce (AREA)
- Mobile Radio Communication Systems (AREA)
- Two-Way Televisions, Distribution Of Moving Picture Or The Like (AREA)
Abstract
Description
Claims (15)
- 다수의 사용자 유닛과, 한개 이상의 운영센터를 포함하는 시스템에 있어서,상기 각각의 사용자 유닛이 보안 수단 및 디스플레이 수단을 포함하고, 상기 운영센터가 다수의 품목을 포함하며,상기 시스템에서, 저장 수단(HD)을 포함하는 제 1 사용자 유닛과 제 2 사용자 유닛간 링크가 쌍방향성이고, 이 사용자 유닛들은 전송 키(CA)에 의해 암호화되어 제 1 사용자 유닛의 저장 수단에 저장되는 품목(X)을, 제 2 사용자 유닛에 전달하기 위한 수단을 포함하며, 상기 운영 센터는 품목(X)의 해역을 위해 제 2 사용자 유닛에 승인허가를 전송하는 수단을 포함하는 것을 특징으로 하는 시스템.
- 제 1 항에 있어서, 제 1 사용자 유닛은 암호화된 품목을 제 2 사용자 유닛에 전송하기 위한 수단을 포함하고, 운영 센터에 의해 전송되며 제 2 사용자 유닛에 고유한 키에 의해 암호화되는, 전송 키(CA)의 해역 수단이 상기 제 2 사용자 유닛의 보안 수단에 포함되는 것을 특징으로 하는 시스템.
- 제 1 항 또는 2 항에 있어서, 사용자 유닛은 동일 그룹에 속하는 나머지 사용자 유닛의 저장 유닛에 저장되는 품목의 리스트를 요청하고 읽어들이고 이 리스트를 운영 센터에 전달하기 위한 수단을 포함하는 것을 특징으로 하는 시스템.
- 제 1 항 또는 2 항에 있어서, 제 2 사용자 유닛은 저장 수단이 없는 종류이고, 제 2 사용자 유닛에 의해 구동되는 흐름 속도(flow rate)에 따라, 상기 품목(X)이 해역되어 제 2 사용자 유닛의 디스플레이 수단에 전송되는 것을 특징으로 하는 시스템.
- 다수의 사용자 유닛(MCa, MCb,...MCz)과 운영 센터(DS) 및 분배 센터(DC)간 품목 요청시 전송 최적화 방법으로서, 이 방법은,- 국부적 쌍방향 네트워크(NetA)에 연결된 제 1 사용자 유닛(MCa)으로부터 운영 센터(CCS, DS)에 품목(X)의 전송을 위한 요청을 전달하고,- 요청받은 품목이 동일 국부 네트워크(NetA)에 연결된 어떤 제 2 사용자 유닛(MCb)에 이미 존재하는 지를 결정하며,- 존재하지 않을 경우, 운영 센터(DS)로부터 제 1 사용자 유닛(MCa)으로, 암호화된 형태의 품목이 전송되고, 상기 제 1 사용자 유닛(MCa)에 저장되며,- 존재할 경우, 제 2 사용자 유닛(MCb)으로부터 제 1 사용자 유닛(MCa)으로 품목을 전송하도록 지시하며, 그리고- 품목의 해역에 필요한 데이터((CA)Ka)가 운영 센터에 의해 전송되는,이상의 단계를 포함하는 것을 특징으로 하는 전송 최적화 방법.
- 제 5 항에 있어서, 상기 요청받은 품목이 존재하지 않을 경우에, 상기 품목은 전송 키(CA)에 의해 암호화되고, 그리고 이 전송 키는 제 1 사용자 유닛(MCa)에 대한 고유한 키(Ka)에 의해 암호화되며, 운영 센터에 의해 제 1 사용자 유닛(MCa)으로 전달되는 것을 특징으로 하는 방법.
- 제 5 항에 있어서, 운영 센터에 의해, 대응하는 요청이 수신되지 않아도, 동일한 국부 네트워크에 연결된 사용자 유닛 중 하나 이상의 사용자 유닛으로, 미리 품목이 전송되어 저장되는 단계를 포함하는 것을 특징으로 하는 방법.
- 제 7 항에 있어서, 상기 동일한 국부 네트워크에 연결된 사용자 유닛 중, 요청하지 않았으나 품목을 수신하는 사용자 유닛은, 이 유닛의 소모 프로파일에 따라, 선택되는 것을 특징으로 하는 방법.
- 제 8 항에 있어서, 소모 프로파일은 정상적으로 소모된 품목의 종류에 따라 확립되는 것을 특징으로 하는 방법.
- 제 8 항에 있어서, 소모 프로파일은 상기 사용자 유닛의 활동비율(activity ratio)에 따라 확립되는 것을 특징으로 하는 방법.
- 제 5 항에 있어서, 상기 방법은 운영 센터에 요청을 전송하기 전에, 동일 네트워크에 연결된 유닛에 저장된 품목들을 결정하고, 이 데이터들을 운영 센터에 전달하는 과정을 포함하는 것을 특징으로 하는 방법.
- 제 5 항에 있어서, 사용자 그룹당 한개 이상의 유닛에, 사용자로부터의 구체적 요청없이, 미리 품목을 전송하는 단계를 포함하는 것을 특징으로 하는 방법.
- 제 5 항에 있어서, 상기 방법은,- 운영 센터(CCs)에 연결된 온라인 데이터베이스 서버(MS)에 의해 제 2 키(k2)로 품목(X)을 암호화하고, 그리고- 품목(X)에 대한 요청을 온라인 데이터베이스 서버(MS)에 전송하며, 이때, 온라인 데이터베이스 서버(MS)는, 확인후, 운영 센터에 의해 규정된 전송 키에 의해 암호화된 제 2 키(k2)를 리턴시키는,이상의 단계를 포함하는 것을 특징으로 하는 방법.
- 제 13 항에 있어서, 상기 품목(X)은 헤더(HD)와 거래 등록 존(TR)을 포함하며, 상기 방법은 송신 유닛과 수신 유닛의 서명(signature)을 이 존(TR)에 표시하는 단계를 포함하는 것을 특징으로 하는 방법.
- 제 14 항에 있어서, 운영 센터는, 확인을 위해, 품목 헤더(HD)를 동반하는 거래 존(TR)의 사용자 유닛으로의 재송출을 언제라도 요청할 수 있음을 특징으로 하는 방법.
Applications Claiming Priority (3)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
CH2518/00 | 2000-12-22 | ||
CH25182000 | 2000-12-22 | ||
PCT/IB2001/002591 WO2002052854A1 (fr) | 2000-12-22 | 2001-12-19 | Système de distribution d'informations |
Publications (2)
Publication Number | Publication Date |
---|---|
KR20030061451A KR20030061451A (ko) | 2003-07-18 |
KR100850822B1 true KR100850822B1 (ko) | 2008-08-06 |
Family
ID=4569809
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
KR1020037008103A KR100850822B1 (ko) | 2000-12-22 | 2001-12-19 | 데이터 분배 시스템 |
Country Status (16)
Country | Link |
---|---|
US (1) | US6985586B2 (ko) |
EP (1) | EP1344401B1 (ko) |
JP (1) | JP2004518191A (ko) |
KR (1) | KR100850822B1 (ko) |
CN (1) | CN1218579C (ko) |
AR (1) | AR032006A1 (ko) |
AT (1) | ATE352950T1 (ko) |
BR (1) | BRPI0116359B1 (ko) |
CA (1) | CA2432609C (ko) |
DE (1) | DE60126329T2 (ko) |
DK (1) | DK1344401T3 (ko) |
ES (1) | ES2280309T3 (ko) |
MY (1) | MY128147A (ko) |
PT (1) | PT1344401E (ko) |
TW (1) | TW545022B (ko) |
WO (1) | WO2002052854A1 (ko) |
Families Citing this family (9)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US7590997B2 (en) | 2004-07-30 | 2009-09-15 | Broadband Itv, Inc. | System and method for managing, converting and displaying video content on a video-on-demand platform, including ads used for drill-down navigation and consumer-generated classified ads |
US11259059B2 (en) | 2004-07-30 | 2022-02-22 | Broadband Itv, Inc. | System for addressing on-demand TV program content on TV services platform of a digital TV services provider |
US9584868B2 (en) | 2004-07-30 | 2017-02-28 | Broadband Itv, Inc. | Dynamic adjustment of electronic program guide displays based on viewer preferences for minimizing navigation in VOD program selection |
US7631336B2 (en) | 2004-07-30 | 2009-12-08 | Broadband Itv, Inc. | Method for converting, navigating and displaying video content uploaded from the internet to a digital TV video-on-demand platform |
US9641902B2 (en) | 2007-06-26 | 2017-05-02 | Broadband Itv, Inc. | Dynamic adjustment of electronic program guide displays based on viewer preferences for minimizing navigation in VOD program selection |
US8272058B2 (en) | 2005-07-29 | 2012-09-18 | Bit 9, Inc. | Centralized timed analysis in a network security system |
US8984636B2 (en) | 2005-07-29 | 2015-03-17 | Bit9, Inc. | Content extractor and analysis system |
US7895651B2 (en) | 2005-07-29 | 2011-02-22 | Bit 9, Inc. | Content tracking in a network security system |
US11570521B2 (en) | 2007-06-26 | 2023-01-31 | Broadband Itv, Inc. | Dynamic adjustment of electronic program guide displays based on viewer preferences for minimizing navigation in VOD program selection |
Citations (1)
Publication number | Priority date | Publication date | Assignee | Title |
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WO2000011871A1 (en) * | 1998-08-23 | 2000-03-02 | Open Entertainment, Inc. | Transaction system for transporting media files from content provider sources to home entertainment devices |
Family Cites Families (6)
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US5341425A (en) * | 1992-12-02 | 1994-08-23 | Scientific Atlanta, Inc. | Methods and apparatus for uniquely encrypting data at a plurality of data transmission sites for transmission to a reception site |
US5499298A (en) | 1994-03-17 | 1996-03-12 | National University Of Singapore | Controlled dissemination of digital information |
DE19514616A1 (de) * | 1995-04-25 | 1996-10-31 | Sel Alcatel Ag | Kommunikationssystem mit hierarchischer Serverstruktur |
US5889860A (en) | 1996-11-08 | 1999-03-30 | Sunhawk Corporation, Inc. | Encryption system with transaction coded decryption key |
JP4053628B2 (ja) | 1997-06-13 | 2008-02-27 | インターシア ソフトウェア エルエルシー | 電子透かしを利用するデジタルコンテンツ管理システム |
JP3994518B2 (ja) * | 1998-05-11 | 2007-10-24 | ソニー株式会社 | データ配信装置およびデータ配信用の端末装置 |
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2001
- 2001-02-28 US US09/796,261 patent/US6985586B2/en not_active Expired - Lifetime
- 2001-12-14 TW TW090131127A patent/TW545022B/zh not_active IP Right Cessation
- 2001-12-19 AT AT01272197T patent/ATE352950T1/de active
- 2001-12-19 BR BRPI0116359A patent/BRPI0116359B1/pt active IP Right Grant
- 2001-12-19 PT PT01272197T patent/PT1344401E/pt unknown
- 2001-12-19 AR ARP010105879A patent/AR032006A1/es active IP Right Grant
- 2001-12-19 DK DK01272197T patent/DK1344401T3/da active
- 2001-12-19 CA CA2432609A patent/CA2432609C/en not_active Expired - Lifetime
- 2001-12-19 EP EP01272197A patent/EP1344401B1/fr not_active Expired - Lifetime
- 2001-12-19 JP JP2002553828A patent/JP2004518191A/ja active Pending
- 2001-12-19 CN CN018210481A patent/CN1218579C/zh not_active Expired - Lifetime
- 2001-12-19 ES ES01272197T patent/ES2280309T3/es not_active Expired - Lifetime
- 2001-12-19 KR KR1020037008103A patent/KR100850822B1/ko active IP Right Grant
- 2001-12-19 DE DE60126329T patent/DE60126329T2/de not_active Expired - Lifetime
- 2001-12-19 WO PCT/IB2001/002591 patent/WO2002052854A1/fr active IP Right Grant
- 2001-12-21 MY MYPI20015835A patent/MY128147A/en unknown
Patent Citations (1)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
WO2000011871A1 (en) * | 1998-08-23 | 2000-03-02 | Open Entertainment, Inc. | Transaction system for transporting media files from content provider sources to home entertainment devices |
Also Published As
Publication number | Publication date |
---|---|
KR20030061451A (ko) | 2003-07-18 |
EP1344401A1 (fr) | 2003-09-17 |
DE60126329T2 (de) | 2007-11-15 |
CA2432609A1 (en) | 2002-07-04 |
DK1344401T3 (da) | 2007-05-07 |
MY128147A (en) | 2007-01-31 |
PT1344401E (pt) | 2007-05-31 |
ATE352950T1 (de) | 2007-02-15 |
JP2004518191A (ja) | 2004-06-17 |
AR032006A1 (es) | 2003-10-22 |
BRPI0116359B1 (pt) | 2015-09-29 |
EP1344401B1 (fr) | 2007-01-24 |
ES2280309T3 (es) | 2007-09-16 |
TW545022B (en) | 2003-08-01 |
US20020080962A1 (en) | 2002-06-27 |
DE60126329D1 (de) | 2007-03-15 |
BR0116359A (pt) | 2003-12-02 |
CN1484919A (zh) | 2004-03-24 |
US6985586B2 (en) | 2006-01-10 |
WO2002052854A1 (fr) | 2002-07-04 |
CN1218579C (zh) | 2005-09-07 |
CA2432609C (en) | 2011-08-09 |
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