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7624419 |
Re-transmitter and digital broadcast receiving system
Information indicating which of channels is selected in a digital broadcasting receiver 17 is fed from a control signal transmitter 16 to a retransmitter 14 . A terrestrial wave digital...
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7620970 |
Cable television system and method for providing cable television service using the system
Herein are disclosed a cable television system, mobile communication terminal, a relay apparatus, a center apparatus, and a method of providing a cable television service using the system, which...
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7610608 |
Digital broadcast system in passive optical network
Provided is a digital broadcast system that receives digital broadcast services on a passive optical network (PON). The data separator separates a signal input thereinto from the outside into an...
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7610607 |
Chaincast method and system for broadcasting information to multiple systems within the internet
A method and system for performing chaincast communication to multiple communication systems within a system of coupled electronic devices. In one implementation the electronic devices can be...
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7603693 |
CATV uplink optical transmission system
A CATV station apparatus subjects received optical signals to processes such as optical-electrical conversion, signal separation, coupling, and demodulation for obtaining an uplink signal. A...
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7594249 |
Network interface device and broadband local area network using coaxial cable
A local area network uses coaxial cable wiring for interconnection of terminal devices. A frequency selective network interface device is placed at the building point of entry or another point in...
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7593391 |
System and method for high speed distributed cable broadband system
The Hi-SD CBS includes a termination unit and pluralities of distributed customer premise units connected through the cable TV (CATV) network. The radio signals in Hi-SD CBS are propagating inside...
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7574730 |
Device and system for reducing confluence noise
A system for reducing noise in a signal line, through which upward signals and downward signals are transmitted between a center and terminals, includes a noise-reduction device provided between...
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7545935 |
Networked multimedia overlay system
Systems and methods are disclosed for providing encrypted downstream signals to a plurality of receiver devices 130, 135, 140 , where the devices 130, 135, 140 may have different decryption...
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7526789 |
System for the transmission of audiovisual signals between source nodes and destination nodes
A system for the transmission of audiovisual signals between at least one source node and at least one destination node comprises: at least one central switch to which at least one source node is...
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7523482 |
Seamless digital channel changing
Seamless channel changing in a digital-television-based entertainment network can be implemented, for example, by providing an intra frame to a client device upon a change to a new channel even...
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7490346 |
Digital television application protocol for interactive television
A common communication language that can address all the applications running in a multitude of set top boxes (STBs) or client devices and application servers. The present invention, DATP protocol...
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7489686 |
Optical network unit for an access network employing IEEE 1394
Disclosed is an optical network unit of an access network for converging broadcast/telecommunication by employing IEEE 1394. The optical network unit processes the broadcast data and the...
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7463586 |
Data transfer device to transfer repeat data from an upper station to a lower station
A data transfer apparatus receives from an upper station a data stream that includes a plurality of types of repeat data, each type of repeat data being repeatedly transmitted by the upper station,...
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7451475 |
Method for delivery of narrow-cast data over digital broadcast channels
Broadband multimedia system comprising a communication bus, a broad band multimedia router, connected to the communication bus, to a data router and further between a plurality of media sources and...
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7424730 |
Multimedia presentation latency minimization
Systems and methods for presenting time-varying multimedia content are described. In one aspect, a lower quality data stream for an initial portion of the multimedia content is received. The lower...
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7404001 |
Videophone and method for a video call
A videophone. The videophone can include an imaging mechanism for taking a video picture of a scene. The videophone can include a mechanism for producing a first video stream of the scene and a...
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7401116 |
System and method for allowing remote users to specify graphics application parameters for generation of interactive images
A visual server system ( 10 ) includes a server ( 12 ) having a graphics application ( 20 ). The graphics application ( 20 ) generates image content and position information. The server ( 12 )...
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7392531 |
Recommendation-based electronic program guides with user-imperceptible preferences
A method and apparatus for enabling the operators of television broadcasting systems or other content distribution systems to effectively alter the program viewing patterns of viewers or...
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7392281 |
System and method for providing guaranteed delivery of messages to embedded devices over a data network
The present disclosed system is directed toward a communication and management system that dynamically targets network devices for content deployment, such as application programs, device drivers,...
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7386873 |
System and method for provisioning a single physical drop to accomodate multiple devices
A method and system for allowing a plurality of devices at a physical drop to receive access to video and/or data services from a plurality of video/data service providers in a digital broadband...
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7353530 |
Method and apparatus for assigning communication nodes to CMTS cards
A method and apparatus for assigning nodes to CMTS cards in a communication system. In order to avoid bottlenecks and to efficiently use resources of the cards in a hybrid fiber-coax architecture,...
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7295543 |
Network interconnection apparatus, network interconnection method, name resolution apparatus and computer program
A power source of a LAN terminal at a home such as home server is turned on from the outside the home via the Internet. A home gateway apparatus receives such a start request by proxy and transmits...
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7290046 |
System and method for detecting customer premise equipment behind a router on a data-over-cable system
A system and method permits a network management agent executing on a customer premise equipment (CPE) component to determine whether a router is coupled between the CPE component and the cable...
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7286488 |
Multimedia communications in a telecommunications network
A communications network configuration for delivery of multimedia services comprises a packet network to which a plurality of terminal devices are connected, a service provider network for...
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7278152 |
Video pedestal network
An architecture for distributing digital information to subscriber units wherein selection from among multiple digital services is accomplished by transmitting a tuning command from a subscriber...
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7272847 |
System for return bandwidth minimization using selective sampling
In a cable television system a system for supporting SCU return in FTTB-MDU and FTTC/FTTcab configurations. Fiber, baseband transceiver and networking capabilities are shared with data and voice...
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7260090 |
Analog gateway
A secure analog gateway is configured with a pipelined architecture for interfacing various types of analog devices with a digital communication network and enabling asynchronous bi-directional...
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7239627 |
Digital subscriber line services
A system for extending the effective distance of digital subscriber line service is provided. The system includes a central office terminal having a data interface and a plurality of line units....
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7194756 |
Systems and methods for provisioning a host device for enhanced services in a cable system
Flexible systems and methods are disclosed that may be used for provisioning, configuring, and controlling a host embodied in a cable set top box or other digital device attached to a digital...
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7194001 |
Time division multiplexing over broadband modulation method and apparatus
A packet switch router that processes downstream digital information to provide dedicated bandwidth to each subscriber destination on a hybrid fiber coax (HFC) network. The router includes a...
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7181759 |
System and method for providing interactivity for end-users over digital broadcast channels
A system and method for allowing an end-user to interact with a system in order to execute an application. Multiple application packets are broadcast to a plurality of end-users, such that the...
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7162732 |
System and related methods facilitating the detection and acquisition of a data channel in a cable modem
A method is presented comprising receiving a broadband signal at a receiver in accordance with a first modulation technique, tuning the receiver to a channel within the broadband signal, and...
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7162731 |
Radio frequency characterization of cable plant and corresponding calibration of communication equipment communicating via the cable plant
A switch router and one or more gateways incorporating a diagnostic and calibration system that performs RF characterization of an underlying cable plant. The switch router is connected at a point...
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7162730 |
Information communication systems
A system for distributing electronic information signals throughout a structure, particularly a residential dwelling, is disclosed. The system adapts a plurality of electronic information signals...
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7159235 |
Method and apparatus for content distribution via non-homogeneous access networks
A method and apparatus for streaming content to an access network in an interactive information distribution system. The method encapsulates the content in accordance to an Internet Protocol (IP)....
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7146630 |
Broadband system with intelligent network devices
Hybrid fiber/coax networks employ the existing cable plant used for cable TV and transmit data signals in a frequency bandwidth above that which is used for cable TV. As this cable plant was...
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7089580 |
Method for improved cable modem ranging in a data-over-cable system
Methods for improved cable modem ranging in a data-over-cable system. One method includes receiving a value that characterizes how equipment in the network is configured. Using this characteristic...
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7073192 |
Node size estimating tool and method
A node size estimation tool for calculating a node size for interactive video, voice or data services placed on a system is provided. The estimation tool includes a computer processor, a data...
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7039942 |
Pad adjustable equalizer for two way cable transmission
A forward signal equalizer for a forward amplifier for two-way coaxial cable systems, of the type having a distribution center distributing forward signals, and having reception facilities for...
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7039317 |
Reconfigurable node for a hybrid fiber cable network
A reconfigurable node for a hybrid fiber cable network includes fiber slots housing a transmitter or receiver interfacing to a head end, coax slots housing an RF brick interfacing with subscribers...
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7027431 |
Wireless device connection in single medium wiring scheme for multiple signal distribution in building and access port therefor
An access node or access port has physical connectors for a variety of signal-receiving and -transmitting devices and includes apparatus that allow all signals used by the devices to be carried by...
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7013480 |
Gateway power synchronization
A system for receiving network video includes a remote control with a power control input. A video receiver, controlled by the remote control, powers up or powers down based on a control signal...
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6996836 |
System and method for routing data messages through a cable transmission system
A system and method for isolating data messages received from subscribers in a CATV system are disclosed. The system includes a spectrum parallel router which receives data messages in the return...
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6958999 |
Frame bundling and payload switching
A method and apparatus by which digitized large frames of packets are sent between computer-based switches over a data network and central switch with greater efficiency than with existing...
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6938069 |
Electronic meeting center
An electronic meeting center including at least one persistent, server-based meeting is described. The meeting has a unique identifying name and topic, at least one authorized participant and a...
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6891841 |
Time division multiple access over broadband modulation method and apparatus
A communication system is disclosed for providing dedicated bandwidth to at least one subscriber location for transmitting to a common point of distribution via an HFC network. In an embodiment of...
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6889385 |
Home network for receiving video-on-demand and other requested programs and services
A system for providing video-on-demand service, broadband internet access and other broadband services over T-carrier systems including a pull multiplexer cherrypicker at the head end is disclosed....
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6886181 |
Extended distribution of ADSL signals
A plurality of metallic telephone lines carrying both baseband POTS (plain old telephone service) and DSL (digital subscriber line) or ADSL (asymmetric digital subscriber line) signals originate at...
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6862742 |
Information distribution apparatus
An information distribution apparatus for a CATV system which apparatus is capable of transmitting an identical program directed to a plurality of set-top boxes with the use of a single...
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