21
Xiaomei Liu: Switched unicast in an internet protocol television environment. Cisco Technology, Edell Shapiro & Finnan, September 13, 2011: US08018934 (9 worldwide citation)

In one embodiment, a processing device is coupled between at least one content source and at least one subscriber device within an Internet Protocol television (IPTV) system in order to receive a plurality of service flows from the at least one content source and to process multicast service flow re ...


22
Hakki Candan Cankaya: Proactively providing a redundant multicast tree in an internet protocol television (IPTV) network. Alcatel Lucent, August 11, 2009: US07573875 (9 worldwide citation)

In certain embodiments, an Internet Protocol Television (IPTV) network comprises an operating multicast tree comprising a first set of nodes and components. The first set of nodes and components are operable to process an operating data stream to facilitate delivery of one or more channels to one or ...


23
Xudong Wang, Chao Gui, Weilin Wang, Michael Nova: Multi-hop ultra wide band wireless network communication. Misonimo Chi Acquistion L L C, McDonnell Boehnen Hulbert & Berghoff, May 10, 2011: US07941149 (8 worldwide citation)

A wireless communication system is provided that has at least three nodes arranged in a multi-hop ultra wide band (UWB) communication network such that communications from a first node destined for a third node pass through a second node. Each of the devices in the system includes a radio and a medi ...


24
Yetik Serbest, Stephanie Karasick, Eric Puetz: Delivery of broadcast TV over point-point routed GRE tunnels for IPTV applications. AT&T Intellectual Property I, Jackson Walker L, August 4, 2009: US07570637 (8 worldwide citation)

The present invention provides a method for distributing Internet Protocol Television (IPTV) content over a national IP backbone using GRE tunneling in a point-to-point ring topology. A logical path is defined that connects multiple hub offices, each including at least two routers, in a ring network ...


25
Dale Malik: Apparatus and method for video conferencing. AT&T Intellectual Property I, Guntin Meles & Gust, Douglas Schnabel, October 30, 2012: US08300082 (8 worldwide citation)

A system that incorporates teachings of the present disclosure may include, for example, a server having a controller to determine video conferencing capability of a group of communication devices associated with a user where the group of communication devices comprises a set top box and where the d ...


26
Anantharaman Subramanian: Open content distribution platform for media delivery systems. Alcatel Lucent, May 19, 2010: EP2187594-A1 (8 worldwide citation)

A method and system for providing an open content distribution platform (103) for media delivery systems is disclosed. The platform acquires, processes, indexes and stores content form a plurality of content providers (101) and distributes the content to service providers (104), for instance, IPTV s ...


27
Olivier Le Moigne, Christopher Hawley: Access control list generation and validation tool. Alcatel Lucent, Kramer & Amado P C, December 14, 2010: US07853687 (8 worldwide citation)

This invention provides a tool for generating ACLs in an environment where a set of network elements or servers (e.g. web servers, IPTV servers, application servers . . . ) need to be secure. The tool also performs ACL validation to ensure that the filtering rules are correct before they are deploye ...


28
Yang Lu: Methods and apparatus of running game and rendering game audio remotely over broadband network. May 1, 2012: US08170701 (8 worldwide citation)

A system and methods for running interactive applications (e.g., video game, computer game, console game) over broadband network (e.g., IPTV network, broadband mobile network, broadband Internet, cable network, etc.). In an embodiment, interactive applications can be hosted and executed remotely by ...


29
Åström Bo, Ivars Ignacio Más, Carlsson Hans, Cheng Yi, Norrman Karl: Ims-enabled control channel for iptv. Telefonaktiebolaget Lm Ericsson, Åström Bo, Ivars Ignacio Más, Carlsson Hans, Cheng Yi, Norrman Karl, HARDING Richard, August 30, 2007: WO/2007/096001 (8 worldwide citation)

An IMS-enabled control channel for an IPTV service is provided by receiving at a Serving Call/State Control Function (S-CSCF) a Session Initiation Protocol (SIP) REGISTER message, the SIP REGISTER message identifying the originating user, receiving at the originating user a response from the S-CSCF ...


30
Hallenstål Magnus, Cagenius Torbjörn, Fasbender Andreas: Method and apparatuses for establishing a secure channel between a user terminal and a sip server. Telefonaktiebolaget Lm Ericsson, Hallenstål Magnus, Cagenius Torbjörn, Fasbender Andreas, LIND Robert, November 22, 2007: WO/2007/131548 (8 worldwide citation)

A method of establishing a secure communication channel between a user terminal (2) and a SIP server (14) for the purpose of controlling a service such as an IPTV service. The method comprises sending from the user terminal (2) to the SIP server (14) a session initiation request, via an IP Multimedi ...



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