21
Victor O K Li, Wanjiun Liao: Interactive video-on-demand system. University of Hong Kong, Fish & Richardson P C, April 1, 2003: US06543053 (311 worldwide citation)

A data distribution system and a protocol for interactive information services over a network and in particular for video-on-demand applications. A shared buffer and a split-and-merge protocol are implemented to allow multiple users to share the same video stream multicasted over a network with true ...


22
J Michael Peters, Barry Battista, Christopher Brown: Telecommunicaion user account management system and method. Continental Cablevision, Stephen C Glazier, December 9, 1997: US05696906 (305 worldwide citation)

The present is an integrated computerized system and method of telecommunication user account management. The invention creates, maintains, processes and analyzes data regarding individual users for telecommunication services. Billing for individual users is generated. The user data is analyzed and ...


23
John W Seazholtz, Wendell N Sims, Kamran Sistanizadeh: Variable rate and variable mode transmission system. Bell Atlantic Network Services, Lowe Price LeBlanc & Becker, September 22, 1998: US05812786 (297 worldwide citation)

A public switched telephone network (PSTN) provides communication of digital data from a data provider or LAN to one or more of a plurality of subscriber premises. Asymmetrical digital subscriber line interface units operating at variable rates and in variable modes (ADSL/AVRs) over a local loop off ...


24
John J Youden, Albert W Kovalick, Paolo L Siccardo, Christopher R Adams, James E Jensen, David J Coggins, Manu Thapar, Kari Santos: Video on demand system with multiple data sources configured to provide vcr-like services. Hewlett Packard Company, Jonathan B Penn, February 25, 1997: US05606359 (294 worldwide citation)

A video server for providing Video-On-Demand is disclosed. A plurality of data sources are coupled individually to a first and second bi-directional data/instruction switch. The first switch is additionally coupled to a data storage system and the second switch is coupled to a network interface. A r ...


25
Willem J A Verbiest, Bart F Voeten, Christophe D G Vermeulen, Frank O Van der Putten, Frank C M Defoort: Video on demand network, including a central video server and distributed video servers with random access read/write memories. Alcatel, Ware Fressola Van Der Sluys & Adolphson, August 27, 1996: US05550577 (292 worldwide citation)

A video on demand network (VODN), transmits video signals (VS) to user stations (US11, . . . , US2N) pursuant to the receipt of control signals (CS) issued by these user stations. In order to optimize the retrieval costs, this video on demand network maintains a large video library in a central vide ...


26
Daniel O Callaghan, Eugene L Lew: Method and apparatus for video on demand with fast forward, reverse and channel pause. Bell Atlantic Network Services, Lowe Price LeBlanc & Becker, December 19, 1995: US05477263 (287 worldwide citation)

In a video distribution system, methods and apparatus for rapid channel selection are implemented to reduce the channel-to-channel latencies which might otherwise occur in modern video decoding systems, such as MPEG-2. In addition, methods and apparatus are implemented for providing fast forward, fa ...


27
Bruce Minoru Wakai, Robert Troxel, Marc Booth, Kaz Takata, Karen Evensen, Loi Ninh: Combined digital audio/video on demand and broadcast distribution system. Sony Corporation, Sony Trans Com, Haverstock & Owens, October 26, 1999: US05973722 (286 worldwide citation)

An in-flight passenger entertainment system has a first digital network for communication among components of a headend system including a data server, media controller, one or more media servers, system interface unit, system manager unit and attendant control panel. The in-flight entertainment sys ...


28
James E Ross Jr, William J Lynch: Medical records, documentation, tracking and order entry system. RLIS, James Creighton Wray, Meera P Narasimhan, October 20, 1998: US05823948 (286 worldwide citation)

The new system provides: automatic incorporation of dictated text; medical records summary generation in medical English text; parsing dictation to data; prephrased text; automatic generation of medical record as consequence of data entry; automatic notation of allergies, significant medical conditi ...


29
Charles H Clanton III, Emilie Young, Joseph M Palrang, Marcel Dominicus Janssens: Graphical user interface for selection of audiovisual programming. Sun Microsystems, Irell & Manella, April 28, 1998: US05745710 (284 worldwide citation)

An improved graphical user interface for displaying and selecting video programs, such as video on demand, includes a video on demand server coupled to a communication medium. A plurality of settop box receivers are coupled to the communication medium for receiving digitized programming in the form ...


30
Joel L Wolf, Philip S Yu: Look-ahead scheduling to support video-on-demand applications. International Business Machines Corporation, Richard M Ludwin, October 24, 1995: US05461415 (283 worldwide citation)

A system and method of supporting pause-resume in a video-on-demand service of a type which can accommodate multiple viewers sharing a common data stream is described. When a video server receives a performance request from one of the viewers for showing a particular video, it identifies and reserve ...



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