DK198788A - Fremgangsmaade og apparat til kommunikering af video, audio, teletekst og data til dekodergrupper i et kommunikationssystem - Google Patents

Fremgangsmaade og apparat til kommunikering af video, audio, teletekst og data til dekodergrupper i et kommunikationssystem

Info

Publication number
DK198788A
DK198788A DK198788A DK198788A DK198788A DK 198788 A DK198788 A DK 198788A DK 198788 A DK198788 A DK 198788A DK 198788 A DK198788 A DK 198788A DK 198788 A DK198788 A DK 198788A
Authority
DK
Denmark
Prior art keywords
decoder
individual
group
transmitted
audio
Prior art date
Application number
DK198788A
Other languages
Danish (da)
English (en)
Other versions
DK198788D0 (da
Inventor
Nigel Seth-Smith
Cameron Bates
Samsom Lim
William Van Rassel
Robert Yoneda
Keith Lucas
Original Assignee
Scientific Atlanta
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 Scientific Atlanta filed Critical Scientific Atlanta
Publication of DK198788D0 publication Critical patent/DK198788D0/da
Publication of DK198788A publication Critical patent/DK198788A/da

Links

Classifications

    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04N—PICTORIAL COMMUNICATION, e.g. TELEVISION
    • H04N7/00—Television systems
    • H04N7/08—Systems for the simultaneous or sequential transmission of more than one television signal, e.g. additional information signals, the signals occupying wholly or partially the same frequency band, e.g. by time division
    • H04N7/087—Systems for the simultaneous or sequential transmission of more than one television signal, e.g. additional information signals, the signals occupying wholly or partially the same frequency band, e.g. by time division with signal insertion during the vertical blanking interval only
    • H04N7/088—Systems for the simultaneous or sequential transmission of more than one television signal, e.g. additional information signals, the signals occupying wholly or partially the same frequency band, e.g. by time division with signal insertion during the vertical blanking interval only the inserted signal being digital
    • H04N7/0888—Subscription systems therefor
    • G—PHYSICS
    • G06—COMPUTING; CALCULATING OR COUNTING
    • G06Q—INFORMATION AND COMMUNICATION TECHNOLOGY [ICT] SPECIALLY ADAPTED FOR ADMINISTRATIVE, COMMERCIAL, FINANCIAL, MANAGERIAL OR SUPERVISORY PURPOSES; SYSTEMS OR METHODS SPECIALLY ADAPTED FOR ADMINISTRATIVE, COMMERCIAL, FINANCIAL, MANAGERIAL OR SUPERVISORY PURPOSES, NOT OTHERWISE PROVIDED FOR
    • G06Q50/00—Information and communication technology [ICT] specially adapted for implementation of business processes of specific business sectors, e.g. utilities or tourism
    • G06Q50/06—Energy or water supply
    • 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
    • H04N21/234—Processing of video elementary streams, e.g. splicing of video streams or manipulating encoded video stream scene graphs
    • H04N21/2347—Processing of video elementary streams, e.g. splicing of video streams or manipulating encoded video stream scene graphs involving video stream encryption
    • 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]
    • H04N21/40—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
    • H04N21/42684—Client identification by a unique number or address, e.g. serial number, MAC address, socket ID
    • 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
    • H04N21/47—End-user applications
    • H04N21/488—Data services, e.g. news ticker
    • H04N21/4882—Data services, e.g. news ticker for displaying messages, e.g. warnings, reminders
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04N—PICTORIAL COMMUNICATION, e.g. TELEVISION
    • H04N7/00—Television systems
    • H04N7/025—Systems for the transmission of digital non-picture data, e.g. of text during the active part of a television frame
    • H04N7/03—Subscription systems therefor
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04N—PICTORIAL COMMUNICATION, e.g. TELEVISION
    • H04N7/00—Television systems
    • H04N7/08—Systems for the simultaneous or sequential transmission of more than one television signal, e.g. additional information signals, the signals occupying wholly or partially the same frequency band, e.g. by time division
    • H04N7/083—Systems for the simultaneous or sequential transmission of more than one television signal, e.g. additional information signals, the signals occupying wholly or partially the same frequency band, e.g. by time division with signal insertion during the vertical and the horizontal blanking interval, e.g. MAC data signals
    • 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)
  • Multimedia (AREA)
  • Signal Processing (AREA)
  • Business, Economics & Management (AREA)
  • Power Engineering (AREA)
  • Health & Medical Sciences (AREA)
  • Economics (AREA)
  • Human Resources & Organizations (AREA)
  • Tourism & Hospitality (AREA)
  • General Health & Medical Sciences (AREA)
  • Public Health (AREA)
  • Marketing (AREA)
  • Primary Health Care (AREA)
  • Strategic Management (AREA)
  • Water Supply & Treatment (AREA)
  • Physics & Mathematics (AREA)
  • General Business, Economics & Management (AREA)
  • General Physics & Mathematics (AREA)
  • Theoretical Computer Science (AREA)
  • Computer Security & Cryptography (AREA)
  • Databases & Information Systems (AREA)
  • Television Systems (AREA)
  • Communication Control (AREA)
DK198788A 1986-08-14 1988-04-12 Fremgangsmaade og apparat til kommunikering af video, audio, teletekst og data til dekodergrupper i et kommunikationssystem DK198788A (da)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
US06/896,261 US4866770A (en) 1986-07-08 1986-08-14 Method and apparatus for communication of video, audio, teletext, and data to groups of decoders in a communication system
PCT/US1987/001983 WO1988001463A1 (fr) 1986-08-14 1987-08-14 Procede et appareil de communication video, audio, de teletextes et de donnees a des groupes de decodeurs dans un systeme de communication

Publications (2)

Publication Number Publication Date
DK198788D0 DK198788D0 (da) 1988-04-12
DK198788A true DK198788A (da) 1988-06-14

Family

ID=25405908

Family Applications (1)

Application Number Title Priority Date Filing Date
DK198788A DK198788A (da) 1986-08-14 1988-04-12 Fremgangsmaade og apparat til kommunikering af video, audio, teletekst og data til dekodergrupper i et kommunikationssystem

Country Status (11)

Country Link
US (1) US4866770A (fr)
EP (1) EP0318507B1 (fr)
JP (1) JP2752979B2 (fr)
AT (1) ATE113782T1 (fr)
AU (1) AU606354B2 (fr)
CA (1) CA1339428C (fr)
DE (1) DE3750724T2 (fr)
DK (1) DK198788A (fr)
FI (1) FI89545C (fr)
NO (1) NO173630C (fr)
WO (1) WO1988001463A1 (fr)

Families Citing this family (140)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US6292568B1 (en) 1966-12-16 2001-09-18 Scientific-Atlanta, Inc. Representing entitlements to service in a conditional access system
US4965825A (en) 1981-11-03 1990-10-23 The Personalized Mass Media Corporation Signal processing apparatus and methods
US7831204B1 (en) * 1981-11-03 2010-11-09 Personalized Media Communications, Llc Signal processing apparatus and methods
JPH01246934A (ja) * 1988-03-29 1989-10-02 Toshiba Corp 有料放送受信システム
US4995080A (en) * 1988-08-04 1991-02-19 Zenith Electronics Corporation Television signal scrambling system and method
US5321750A (en) * 1989-02-07 1994-06-14 Market Data Corporation Restricted information distribution system apparatus and methods
US4989245A (en) * 1989-03-06 1991-01-29 General Instrument Corporation Controlled authorization of descrambling of scrambled programs broadcast between different jurisdictions
US5016272A (en) * 1989-06-16 1991-05-14 Stubbs James R Home video system
JPH0362630A (ja) * 1989-07-31 1991-03-18 Nec Eng Ltd 衛星通信方式
IT1236120B (it) * 1989-10-06 1993-01-08 Digitalia S R L In Ragione Del Metodo e dispositivo per la trasmissione di informazioni per mezzo di onde elettromagnetiche, quali onde radio-televisive e simili.
US5237610A (en) 1990-02-01 1993-08-17 Scientific-Atlanta, Inc. Independent external security module for a digitally upgradeable television signal decoder
US5029207A (en) * 1990-02-01 1991-07-02 Scientific-Atlanta, Inc. External security module for a television signal decoder
JP2830334B2 (ja) * 1990-03-28 1998-12-02 ソニー株式会社 素材分配システム
US7210159B2 (en) * 1994-02-18 2007-04-24 Starsight Telecast, Inc. System and method for transmitting and utilizing electronic programs guide information
US5619274A (en) * 1990-09-10 1997-04-08 Starsight Telecast, Inc. Television schedule information transmission and utilization system and process
US5790198A (en) * 1990-09-10 1998-08-04 Starsight Telecast, Inc. Television schedule information transmission and utilization system and process
US5253275A (en) 1991-01-07 1993-10-12 H. Lee Browne Audio and video transmission and receiving system
US5200823A (en) * 1991-03-29 1993-04-06 Scientific-Atlanta, Inc. Virtual channels for a multiplexed analog component (mac) television system
US5581614A (en) * 1991-08-19 1996-12-03 Index Systems, Inc. Method for encrypting and embedding information in a video program
ES2048089B1 (es) * 1992-01-28 1996-10-16 Catoira Jose Benito Caballero Sistema de television especial para sordos.
DK172915B1 (da) * 1992-04-07 1999-10-04 2M Electronic As Fremgangsmåde til overføring af tekst-TV-signaler, et antal tekst-TV-sider, apparat til modtagelse af tekst-TV-signaler sam
EP0570785B1 (fr) * 1992-05-19 1997-10-01 THOMSON multimedia Méthode et appareil de commande de dispositifs avec transmission de données dans des lignes de télévision
ES2109390T3 (es) * 1992-05-19 1998-01-16 Thomson Multimedia Sa Metodo y aparato para control de dispositivos por transmision de datos en lineas de tv.
US5291554A (en) * 1992-05-28 1994-03-01 Tv Answer, Inc. Shared-price custom video rentals via interactive TV
US5243651A (en) * 1992-06-10 1993-09-07 Scientific-Atlanta, Inc. Diagnostic method and apparatus for a cable television interdiction system
US5400401A (en) * 1992-10-30 1995-03-21 Scientific Atlanta, Inc. System and method for transmitting a plurality of digital services
US5418782A (en) * 1992-10-30 1995-05-23 Scientific-Atlanta, Inc. Methods and apparatus for providing virtual service selection in a multi-service communications system
US5319707A (en) * 1992-11-02 1994-06-07 Scientific Atlanta System and method for multiplexing a plurality of digital program services for transmission to remote locations
US5367571A (en) * 1992-12-02 1994-11-22 Scientific-Atlanta, Inc. Subscriber terminal with plug in expansion card
US5440632A (en) 1992-12-02 1995-08-08 Scientific-Atlanta, Inc. Reprogrammable subscriber terminal
US6166728A (en) * 1992-12-02 2000-12-26 Scientific-Atlanta, Inc. Display system with programmable display parameters
US8073695B1 (en) 1992-12-09 2011-12-06 Adrea, LLC Electronic book with voice emulation features
US7849393B1 (en) 1992-12-09 2010-12-07 Discovery Communications, Inc. Electronic book connection to world watch live
US9286294B2 (en) 1992-12-09 2016-03-15 Comcast Ip Holdings I, Llc Video and digital multimedia aggregator content suggestion engine
US7835989B1 (en) 1992-12-09 2010-11-16 Discovery Communications, Inc. Electronic book alternative delivery systems
BR9307621A (pt) 1992-12-09 1999-06-15 Discovery Communicat Inc Central de operações processos para alocar uma dada quantidade de largura de banda para pluralidade de programas para transmitir uma pluralidade de programas para gerar um sinal de informação de controle de programa para auxiliar um empacotador de prgrama e para criar serviços de programa e vídeo próximo sobre o serviço demandado
US7509270B1 (en) 1992-12-09 2009-03-24 Discovery Communications, Inc. Electronic Book having electronic commerce features
US7168084B1 (en) 1992-12-09 2007-01-23 Sedna Patent Services, Llc Method and apparatus for targeting virtual objects
US5493339A (en) * 1993-01-21 1996-02-20 Scientific-Atlanta, Inc. System and method for transmitting a plurality of digital services including compressed imaging services and associated ancillary data services
US5381477A (en) * 1993-02-16 1995-01-10 Scientific-Atlanta, Inc. Method of selecting cable television converter groups
CA2155537A1 (fr) * 1993-02-16 1994-09-01 Robert J. Ii Beyers Systeme et methode de teleselection d'abonnes et de telecontrole des messages aux abonnes dans un systeme de television par cable
US5420923A (en) * 1993-02-16 1995-05-30 Scientific-Atlanta, Inc. Addressed messaging in a cable television system
EP0702878A4 (fr) * 1993-06-07 1997-01-02 Scientific Atlanta Systeme d'affichage pour poste de television d'abonne
US5506904A (en) * 1993-08-04 1996-04-09 Scientific-Atlanta, Inc. System and method for transmitting and receiving variable length authorization control for digital services
US9053640B1 (en) 1993-12-02 2015-06-09 Adrea, LLC Interactive electronic book
US7861166B1 (en) 1993-12-02 2010-12-28 Discovery Patent Holding, Llc Resizing document pages to fit available hardware screens
US7865567B1 (en) 1993-12-02 2011-01-04 Discovery Patent Holdings, Llc Virtual on-demand electronic book
US8095949B1 (en) 1993-12-02 2012-01-10 Adrea, LLC Electronic book with restricted access features
ES2151590T3 (es) * 1993-12-02 2001-01-01 Discovery Communicat Inc Gestor de red para cabezas de cable de un sistema de television por cable.
MA23381A1 (fr) * 1993-12-03 1995-07-01 Scientific Atlanta Architecture de recepteurs de donnees multi-services
US5519780A (en) * 1993-12-03 1996-05-21 Scientific-Atlanta, Inc. System and method for providing compressed digital teletext services and teletext support services
US5583562A (en) * 1993-12-03 1996-12-10 Scientific-Atlanta, Inc. System and method for transmitting a plurality of digital services including imaging services
US5425101A (en) * 1993-12-03 1995-06-13 Scientific-Atlanta, Inc. System and method for simultaneously authorizing multiple virtual channels
TW257923B (fr) * 1993-12-03 1995-09-21 Scientipic Atlanta Inc
US5420640A (en) * 1993-12-03 1995-05-30 Scientific-Atlanta, Inc. Memory efficient method and apparatus for sync detection
US5619501A (en) 1994-04-22 1997-04-08 Thomson Consumer Electronics, Inc. Conditional access filter as for a packet video signal inverse transport system
CA2146472C (fr) * 1994-04-22 2007-10-09 Kevin Elliott Bridgewater Processeur de transmission inverse de signaux video par paquets avec circuits d'adresse de memoire
US5459789A (en) * 1994-04-22 1995-10-17 Thomson Consumer Electronics Packet TV program component detector
US8793738B2 (en) 1994-05-04 2014-07-29 Starsight Telecast Incorporated Television system with downloadable features
US5561670A (en) * 1994-05-13 1996-10-01 Apple Computer, Inc. Method and apparatus for operating a multicast system on an unreliable network
US5581706A (en) * 1994-06-30 1996-12-03 Rca Thomson Licensing Corporation Method forming an audio/video interactive data signal
JPH0832534A (ja) * 1994-07-14 1996-02-02 Sony Corp 情報提供システムおよび情報提供方法
MY125706A (en) * 1994-08-19 2006-08-30 Thomson Consumer Electronics High speed signal processing smart card
US6895169B1 (en) 1994-10-26 2005-05-17 Wave Systems Corporation Method and apparatus for VCR recording using key word selection of advance broadcast data
IT1271320B (it) * 1994-12-23 1997-05-27 Italtel Spa Sistema di televisione interattiva
US20040136532A1 (en) * 1995-04-03 2004-07-15 Pinder Howard G. Partial dual-encrypted stream utilizing program map tables
US6424717B1 (en) 1995-04-03 2002-07-23 Scientific-Atlanta, Inc. Encryption devices for use in a conditional access system
US6560340B1 (en) 1995-04-03 2003-05-06 Scientific-Atlanta, Inc. Method and apparatus for geographically limiting service in a conditional access system
US6246767B1 (en) 1995-04-03 2001-06-12 Scientific-Atlanta, Inc. Source authentication of download information in a conditional access system
US7224798B2 (en) * 1995-04-03 2007-05-29 Scientific-Atlanta, Inc. Methods and apparatus for providing a partial dual-encrypted stream in a conditional access overlay system
US8548166B2 (en) 1995-04-03 2013-10-01 Anthony J. Wasilewski Method for partially encrypting program data
US6937729B2 (en) * 1995-04-03 2005-08-30 Scientific-Atlanta, Inc. Representing entitlements to service in a conditional access system
US6252964B1 (en) 1995-04-03 2001-06-26 Scientific-Atlanta, Inc. Authorization of services in a conditional access system
US6215530B1 (en) 1995-05-22 2001-04-10 Scientific-Atlanta, Inc. Logical and composite channel mapping in an MPEG network
US5600378A (en) * 1995-05-22 1997-02-04 Scientific-Atlanta, Inc. Logical and composite channel mapping in an MPEG network
US5671276A (en) * 1995-07-21 1997-09-23 General Instrument Corporation Of Delaware Method and apparatus for impulse purchasing of packaged information services
US5852290A (en) * 1995-08-04 1998-12-22 Thomson Consumer Electronics, Inc. Smart-card based access control system with improved security
US6035037A (en) * 1995-08-04 2000-03-07 Thomson Electronic Consumers, Inc. System for processing a video signal via series-connected high speed signal processing smart cards
WO1997008875A1 (fr) * 1995-08-24 1997-03-06 Siemens Aktiengesellschaft Procede de reduction des rejets de demandes de service faites par un terminal a un reseau atm
DE19611639A1 (de) * 1996-03-25 1997-10-02 Deutsche Telekom Ag Paging- und Mailboxsystem
GB2318942A (en) * 1996-10-30 1998-05-06 Ibm Accessing data files in a computer network
US5870472A (en) * 1996-11-12 1999-02-09 General Instrument Corporation Dynamic relocation of the service data channel
US7515712B2 (en) * 1997-08-01 2009-04-07 Cisco Technology, Inc. Mechanism and apparatus for encapsulation of entitlement authorization in conditional access system
US6073122A (en) * 1997-08-15 2000-06-06 Lucent Technologies Inc. Cryptographic method and apparatus for restricting access to transmitted programming content using extended headers
US5924013A (en) * 1997-09-03 1999-07-13 Guido; Mary M. Method and apparatus for transmitting motion picture cinematic information for viewing in movie theaters and ordering method therefor
IL123554A (en) 1998-03-04 2003-01-12 Nds Ltd Key delivery in a secure broadcasting system
JPH11346214A (ja) * 1998-06-02 1999-12-14 Nec Corp 同報配信システム
US6442755B1 (en) 1998-07-07 2002-08-27 United Video Properties, Inc. Electronic program guide using markup language
US9924234B2 (en) 1998-07-23 2018-03-20 Comcast Ip Holdings I, Llc Data structure and methods for providing an interactive program
US6584153B1 (en) 1998-07-23 2003-06-24 Diva Systems Corporation Data structure and methods for providing an interactive program guide
US6754905B2 (en) 1998-07-23 2004-06-22 Diva Systems Corporation Data structure and methods for providing an interactive program guide
JP2003524307A (ja) 1998-07-23 2003-08-12 ディバ システムズ コーポレイション 双方向ユーザインターフェースを生成し、配信し、受信するシステム
US7091968B1 (en) 1998-07-23 2006-08-15 Sedna Patent Services, Llc Method and apparatus for encoding a user interface
BR9912385A (pt) 1998-07-23 2002-01-15 Diva Systems Corp Interface de usuário gerada em um extremo de cabeça, guia de programa interativo, e, processos de geração e distribuição de uma interface de usuário, e de interação com um guia de programa interativo
US6732370B1 (en) 1998-11-30 2004-05-04 Diva Systems Corporation Service provider side interactive program guide encoder
US6408436B1 (en) * 1999-03-18 2002-06-18 Next Level Communications Method and apparatus for cross-connection of video signals
US6633982B1 (en) * 1999-03-20 2003-10-14 Wayne Samuel Kurzeja Method and process for managing ultra secure electronic distribution of digital movies to commercial exhibitors
US6904610B1 (en) 1999-04-15 2005-06-07 Sedna Patent Services, Llc Server-centric customized interactive program guide in an interactive television environment
US7127737B1 (en) 2000-01-26 2006-10-24 Sedna Patent Services, Llc Bandwidth management techniques for delivery of interactive program guide
US6704359B1 (en) 1999-04-15 2004-03-09 Diva Systems Corp. Efficient encoding algorithms for delivery of server-centric interactive program guide
US6621870B1 (en) 1999-04-15 2003-09-16 Diva Systems Corporation Method and apparatus for compressing video sequences
US6651252B1 (en) 1999-10-27 2003-11-18 Diva Systems Corporation Method and apparatus for transmitting video and graphics in a compressed form
US7058965B1 (en) 1999-04-15 2006-06-06 Sedna Patent Services, Llc Multiplexing structures for delivery of interactive program guide
US6754271B1 (en) * 1999-04-15 2004-06-22 Diva Systems Corporation Temporal slice persistence method and apparatus for delivery of interactive program guide
US6614843B1 (en) 1999-04-15 2003-09-02 Diva Systems Corporation Stream indexing for delivery of interactive program guide
US7254824B1 (en) 1999-04-15 2007-08-07 Sedna Patent Services, Llc Encoding optimization techniques for encoding program grid section of server-centric interactive programming guide
US7096487B1 (en) 1999-10-27 2006-08-22 Sedna Patent Services, Llc Apparatus and method for combining realtime and non-realtime encoded content
US6968567B1 (en) 1999-04-15 2005-11-22 Sedna Patent Services, Llc Latency reduction in providing interactive program guide
US6437830B1 (en) * 1999-05-28 2002-08-20 Thomson Licensing S.A. System and data format for communicating data between a video decoder and a peripheral device
US8255956B2 (en) 1999-06-28 2012-08-28 Cox Communications, Inc. System and method for delivery of short-time duration video segments
US7607152B1 (en) 2000-01-26 2009-10-20 Cox Communications, Inc. Demand-cast system and bandwidth management for delivery of interactive programming
US7464394B1 (en) 1999-07-22 2008-12-09 Sedna Patent Services, Llc Music interface for media-rich interactive program guide
US7373652B1 (en) 1999-07-22 2008-05-13 Sedna Patent Services, Llc Server-centric search function in an interactive program guide
DE69901398T2 (de) * 1999-10-18 2002-08-29 Irdeto Access Bv Verfahren zum betreiben eines systems mit bedingtem zugang für rundfunkanwendungen
US9094727B1 (en) 1999-10-27 2015-07-28 Cox Communications, Inc. Multi-functional user interface using slice-based encoding
CA2388606C (fr) 1999-10-27 2009-12-29 Diva Systems Corporation Contenus video multiples mettant en oeuvre une application image dans l'image par codage par tranches
JP2001134581A (ja) * 1999-11-02 2001-05-18 Nec Corp 広告方法、広告装置、広告受信機及び記録媒体
TR200402722T4 (tr) * 1999-12-03 2004-11-22 Thomson Licensing, S.A. bir uyarlanır video görüntüsü bilgi işlem sistemi
EP1264478B1 (fr) 2000-01-13 2008-07-23 Broadband Royalty Corporation Procede et dispositif d'identification d'un chemin de signal pour la distribution de video a la demande vers un terminal abonne
CA2396821A1 (fr) * 2000-01-14 2001-07-19 Diva Systems Corporation Acces conditionnel a des systemes video sur demande et securite associee
EP1118941B1 (fr) * 2000-01-18 2008-01-02 Infineon Technologies AG Système micro-processeur et méthode pour exploiter un système micro-processeur
CN1422496A (zh) * 2000-02-02 2003-06-04 世界门服务股份有限公司 发送和显示针对性信息的系统和方法
US6513003B1 (en) 2000-02-03 2003-01-28 Fair Disclosure Financial Network, Inc. System and method for integrated delivery of media and synchronized transcription
US7069578B1 (en) 2000-02-04 2006-06-27 Scientific-Atlanta, Inc. Settop cable television control device and method including bootloader software and code version table for maintaining and updating settop receiver operating system software
GB2374998B (en) * 2000-05-22 2004-10-13 Nds Ltd Dynamically shifting control word
CN1452842A (zh) * 2000-09-09 2003-10-29 高增益天线株式会社 多语言视频发射/接收系统
ES2215017T3 (es) * 2000-10-16 2004-10-01 Alcatel Metodo y aparato para suministrar a un usuario de un terminal de comunicacion movil o a un grupo de usuarios un mensaje de informacion con informacion adaptada.
US7793326B2 (en) 2001-08-03 2010-09-07 Comcast Ip Holdings I, Llc Video and digital multimedia aggregator
US7908628B2 (en) 2001-08-03 2011-03-15 Comcast Ip Holdings I, Llc Video and digital multimedia aggregator content coding and formatting
US20040210947A1 (en) 2003-04-15 2004-10-21 Shusman Chad W. Method and apparatus for interactive video on demand
US20030196206A1 (en) 2002-04-15 2003-10-16 Shusman Chad W. Method and apparatus for internet-based interactive programming
US20040032486A1 (en) 2002-08-16 2004-02-19 Shusman Chad W. Method and apparatus for interactive programming using captioning
US20030208777A1 (en) * 2002-05-02 2003-11-06 Daniel Danker Addressed broadcast messaging
AU2003255974A1 (en) * 2002-09-06 2004-03-29 Koninklijke Philips Electronics N.V. Television receiver, method of providing a message to such a receiver, and system arranged to execute such a method
US7257234B2 (en) * 2003-08-14 2007-08-14 Microsoft Corporation Watermark-based goods authentication
US8396216B2 (en) * 2003-11-21 2013-03-12 Howard G. Pinder Partial dual-encryption using program map tables
US7983835B2 (en) 2004-11-03 2011-07-19 Lagassey Paul J Modular intelligent transportation system
DE102004014130B4 (de) * 2004-03-23 2008-12-18 Axis Engineering Gmbh Verfahren und Vorrichtungen zur Übertragung von Daten an eine mobile Einheit
JP2009005146A (ja) * 2007-06-22 2009-01-08 Panasonic Corp データ伝送装置
US9154813B2 (en) 2011-06-09 2015-10-06 Comcast Cable Communications, Llc Multiple video content in a composite video stream

Family Cites Families (27)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US3639686A (en) * 1969-04-25 1972-02-01 Homarket Inc Television receiver cut-in device
US3777053A (en) * 1972-05-16 1973-12-04 Optical Systems Corp Converter for catv
US3789131A (en) * 1972-08-03 1974-01-29 Oak Industries Inc Selective coding system for subscription television
JPS51115718A (en) * 1975-02-24 1976-10-12 Pioneer Electronic Corp Bi-directional catv system
US4112464A (en) * 1977-05-11 1978-09-05 Oak Industries Inc. Subscription TV decoder logic system
FR2448825A1 (fr) * 1979-02-06 1980-09-05 Telediffusion Fse Systeme de transmission d'information entre un centre d'emission et des postes recepteurs, ce systeme etant muni d'un moyen de controle de l'acces a l'information transmise
FR2448824A1 (fr) * 1979-02-06 1980-09-05 Telediffusion Fse Systeme de videotex muni de moyens de controle d'acces a l'information
US4292650A (en) * 1979-10-29 1981-09-29 Zenith Radio Corporation Stv Subscriber address system
US4323922A (en) * 1979-12-17 1982-04-06 Oak Industries Inc. Television coding system with channel level identification
US4536791A (en) * 1980-03-31 1985-08-20 Tocom, Inc. Addressable cable television control system with video format data transmission
IL63102A (en) * 1980-06-19 1984-03-30 Oak Industries Inc System for enciphering messages
US4531021A (en) * 1980-06-19 1985-07-23 Oak Industries Inc. Two level encripting of RF signals
US4393404A (en) * 1981-02-26 1983-07-12 Zenith Radio Corporation Special services teletext communications system
CA1177558A (fr) * 1982-04-15 1984-11-06 Groupe Videotron Ltee. (Le) Systeme de transmission de donnees par reseau cable
US4484217A (en) * 1982-05-11 1984-11-20 Telease, Inc. Method and system for remote reporting, particularly for pay television billing
US4531020A (en) * 1982-07-23 1985-07-23 Oak Industries Inc. Multi-layer encryption system for the broadcast of encrypted information
DE3371947D1 (en) * 1982-12-20 1987-07-09 Radiotechnique Sa Generator of random number sequences
JPS59152786A (ja) * 1983-02-18 1984-08-31 Sanyo Electric Co Ltd Ｃａｔｖ放送におけるスクランブル方式
US4613901A (en) * 1983-05-27 1986-09-23 M/A-Com Linkabit, Inc. Signal encryption and distribution system for controlling scrambling and selective remote descrambling of television signals
EP0129299A3 (fr) * 1983-06-20 1986-03-19 Philips Electronics Uk Limited Système sûr de transmission de télévision
GB2141905A (en) * 1983-06-20 1985-01-03 Philips Electronic Associated Secure transmission system
US4642688A (en) * 1983-06-24 1987-02-10 Scientific Atlanta, Inc. Method and apparatus for creating encrypted and decrypted television signals
US4600921A (en) * 1983-10-19 1986-07-15 Zenith Radio Corporation Full-field teletext system with dynamic addressability
US4605961A (en) * 1983-12-22 1986-08-12 Frederiksen Jeffrey E Video transmission system using time-warp scrambling
US4682360A (en) * 1983-12-22 1987-07-21 Frederiksen Jeffrey E Video transmission system
US4694491A (en) * 1985-03-11 1987-09-15 General Instrument Corp. Cryptographic system using interchangeable key blocks and selectable key fragments
EP0200310B1 (fr) * 1985-05-01 1993-08-11 General Instrument Corporation Système de transmission directe par satellite

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WO1988001463A1 (fr) 1988-02-25
ATE113782T1 (de) 1994-11-15
DK198788D0 (da) 1988-04-12
NO173630B (no) 1993-09-27
FI890683A (fi) 1989-02-13
NO881628L (no) 1988-06-09
FI890683A0 (fi) 1989-02-13
DE3750724T2 (de) 1995-03-23
CA1339428C (fr) 1997-09-02
FI89545B (fi) 1993-06-30
EP0318507B1 (fr) 1994-11-02
US4866770A (en) 1989-09-12
JP2752979B2 (ja) 1998-05-18
DE3750724D1 (de) 1994-12-08
AU606354B2 (en) 1991-02-07
AU7850587A (en) 1988-03-08
FI89545C (fi) 1993-10-11
NO881628D0 (no) 1988-04-14
NO173630C (no) 1994-01-05
EP0318507A1 (fr) 1989-06-07
JPH02500477A (ja) 1990-02-15
EP0318507A4 (en) 1991-10-30

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