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Document Title |
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7620073 |
Bandwidth optimization of video program bearing transport streams
An apparatus comprising an input capable of receiving a bandwidth optimized transport stream is provided. The bandwidth optimized transport stream can be produced by receiving a transport stream of...
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7606268 |
Method and apparatus for handing off control of service access over a cable IP network
In a communication network that provides a path through a cable IP network between sending and receiving terminals residing on respective networks (e.g., an HFC, and/or PSTN network) controlled by...
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7590242 |
Selective multimedia data encryption
A conditional access system for multimedia data is disclosed that offers acceptable security at drastically reduced requirements on hardware performance. A selectively encrypted transport stream is...
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7580416 |
System for data stream processing
A method for processing a data stream including receiving a transport stream (TS), storing at least a portion of the TS, the at least a portion of the TS having a beginning and including a...
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7567550 |
Broadband communications
A communications network has a communications station, such as a telephone exchange, and at least one interface, such as a cabinet. A plurality of optical carriers are provided between the exchange...
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7564873 |
Method and apparatus for providing in-band messaging within a video on demand environment
A method and apparatus for providing in-band messaging through a video switch or other functional element forming a multiplexed content stream prior to transport processing and/or transmission of...
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7555012 |
Method and apparatus for programming blackout and retune
A method for blackout and retune distribution including receiving a first wide area multiplexed feed, the first wide area multiplexed feed comprising a blacked out feed; and generating a...
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7548653 |
Digital video broadcasting
A method is provided for transmitting a plurality of informational video programs over a single digital transport stream to a plurality of receivers, wherein the receivers are operative to select...
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7546378 |
Server-side stream switching
Server-side stream switching is disclosed. In one embodiment, a system includes a server and a client. The server is capable of sending data within a first and a second stream via packets with a...
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7539213 |
Method and device for video data transmission for implementing special modes
The invention concerns a method comprising a step which consists in comparing a label to a value counted from a transfer clock to define the transfer time on the bus of a packet read on a recording...
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7529277 |
Separating device and method and signal receiving device and method
A separating device and method and a signal receiving device and method are presented. The separating device and method receive plural data streams and then separate and extract at least a portion...
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7525965 |
Trick play for multicast streams
A method for performing trick-play functions in a multicast stream, involving generating a session announcement protocol (SAP) message, wherein the SAP announcement includes a first internet...
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7519052 |
Apparatus and method to provide current location information services in a network
An apparatus and method that provides current location information services in a network are described. In one preferred embodiment, a location identifier and a user identifier are received from a...
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7516243 |
Method and system for midstream transcoding of scalable packets in response to downstream requirements
A method and system for transcoding a stream of data packets are disclosed. The data packets are received from a source node. The stream of data packets is operated on by a function that configures...
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7496092 |
System and method for allocating packet identifiers in a transport stream in a subscriber network
An apparatus in a digital network includes the logic for allocating and assigning packet identifiers (PIDs) to digital packets, such as MPEG packets. The logic can reside in a device that transmits...
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7483452 |
Method and apparatus for sending out multi-channel digital data, method and apparatus for programming the information and method and apparatus for managing multi-channel digital data
An information source management system 11 performs inventory management for CDs and a material information management progress programming system 12 performs programming. An material...
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7477653 |
Accelerated channel change in rate-limited environments
Accelerated channel change (ACC) strategies are described for supplying a client module with media information by transitioning between a first delivery of media information provided by first...
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7472197 |
Method and apparatus for automatic switching of multicast/unicast live TV streaming in a TV-over-IP environment
A system for live TV transmission over IP networks incorporates a content encoder receiving live TV broadcast and converting to RTP packets for multicast streaming. A streaming server receives the...
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7471639 |
Method and system for modulating media packets
A system and method for modulating a service conveying stream to be transmitted over a medium, the method includes: (i) receiving a service conveying packet belonging to the service conveying...
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7450613 |
Digital transmission system with enhanced data multiplexing in VSB transmission system
A digital Vestigial Sideband (VSB) transmission system and enhanced data multiplexing method are disclosed. When 1/2 enhanced data coded at a rate of 1/2 and 1/4 enhanced data at a rate of 1/4 are...
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7443883 |
Method and system of providing customer premise equipment code
A method and system for providing customer premise equipment (CPE) code to one or more pieces of CPE in a cable system having a national code repository (NCR) in communication with a number of...
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7430222 |
Media stream splicer
An implementation is described herein, which facilitates a fast channel change by receiving and decoding a unicast acquisition media stream that corresponds to a soon-to-be-requested target...
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7430187 |
Methods, systems, and computer program products for providing different quality of service/bandwidth allocation to different susbscribers for interactive gaming
Quality of Service (QoS) and/or bandwidth allocation can be provided for interactive gaming via a Regional/Access Network (RAN). The RAN can provide end-to-end transport between a Gaming...
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7415047 |
Methods for determining multiplex patterns
Methods for determining multiplex patterns are provided. More particularly, a multidimensional data structure is used to store multiplex patterns and indexes used to access individual ones of those...
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7409702 |
Auxiliary program association table
A method of identifying programs in a digital video communication system, consistent with certain embodiment of the present invention involve generating an auxiliary program association table (PAT)...
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7406531 |
Method and communication system for data exchange among multiple users interconnected over a bus system
A method and a communication system for exchanging data between at least two users interconnected over a bus system are described. The data is contained in messages which are transmitted by the...
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7400652 |
MPEG-2 decoding system and method
In an MPEG-2 decoding system, a transport decoder decodes a transport packet corresponding to a Program Identification (PID) from an input transport stream, and retrieves a Program Association...
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7394829 |
Data multiplexing apparatus, data multiplexing method, and transmission apparatus
A data multiplexing apparatus including a packet number obtainment unit for obtaining the total number of packets included in one block of a private data packet stream inputted into a channel...
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7389104 |
Methods, systems and apparatus for providing urgent public information
Embodiments of the invention provide systems and methods for distributing urgent public information. For example, one exemplary of the invention provides a method for providing an alert to a...
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7388871 |
Method and system for changing message filter coefficients dynamically
Certain aspects of changing message filter coefficients dynamically in a packetized network system may comprise selecting a filter for filtering data in a first portion of an incoming data stream....
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7386879 |
Broadcast network with interactive services
In an interactive broadcast system signals transmitted by a service provider ( 30 ) are passed via a gateway ( 12 ) to a subscriber terminal ( 2 ). In order to gain access to services, the...
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7386004 |
Digital broadcast system
A broadcasting system which can monitor all input devices for their operating conditions, the broadcasting system includes input devices 1 1 - 1 M for receiving sound, output devices 3 1 - 3 N ...
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7382796 |
System and method for seamless switching through buffering
A method of preparing data streams to facilitate seamless switching between such streams by a switching device to produce an output data stream without any switching artifacts. Bi-directional...
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7382784 |
Apparatus and method for switching broadcast channel using VCC information
An optical transmission network is disclosed that classifies digital broadcast channel data according to virtual channel connection (VCC) before transmission. In the optical transmission network,...
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7372873 |
Reconstructing a partial transport stream
A method and a system for reconstructing a partial transport stream are described. One embodiment of the method includes time-stamping each packet when the packet arrives, storing of the selected...
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7369520 |
Internet protocol address to packet identifier mapping
A digital video broadcast (DVB) receiver and methods are provided for processing Internet data. The DVB receiver receives at least one announcement message mapping an Internet protocol address to a...
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7349396 |
Content distribution system
A content distribution system in which content transmission/reception is suppressed when there is a high risk of contents being stolen by a third party during communication. A content server...
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7339959 |
Signal transmitter and signal receiver
A signal transmitter and a signal receiver comprises a time base compression part ( 101 ) for compressing an audio signal on a time base to output the compressed signal as a time base compressed...
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7339954 |
Multiplexing digital broadcast method that can establish a technique which can perfectly obtain a multiplexing digital broadcast data
A multiplexing digital broadcast system includes a receiving terminal; and a broadcasting station. The receiving terminal includes: a receiving side recording device demodulating a specification...
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7333770 |
Optimised data broadcasting device in a telecommunication system
The invention concerns a device for data broadcasting in an access network consisting of several interconnected nodes for transporting fluxes of information elements between content providers and...
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7310355 |
Apparatus and method for powering a network device
A system is described comprising: a first node coupled to a second node by a communications network, the first node and second node communicating digital and/or analog signals over the...
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7305696 |
Three part architecture for digital television data broadcasting
This invention provides technology (including apparatus, method, software, and/or data structures) to broadcast data from one or more content providers via one or more broadcast channels to one or...
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7299487 |
Control program, for a co-processor in a video-on-demand system, which uses transmission control lists to send video data packets with respective subgroups of internet protocol headers
A control program for a co-processor in a video-on-demand system directs the co-processor to perform the steps of: a) obtain a transmission control list, from an external source, which identifies a...
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7295568 |
Apparatus, method and system for decision making to support network selection for datascasting in hybrid networks
The disclosure details the implementation of an apparatus, method, and system for an network selector for datacasting in hybrid networks (NSDHN). In one aspect, the disclosure teaches an efficient...
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7283566 |
Method and circuit for generating time stamp data from an embedded-clock audio data stream and a video clock
In preferred embodiments, a system including a transmitter, a receiver, and a serial link, in which the transmitter is configured to transmit video data, embedded-clock auxiliary data (or auxiliary...
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7283491 |
Communication system and method capable of broadcasting by using terrestrial and satellite communication networks
In a communication system for carrying out satellite communication through a satellite among users, a satellite communication center is located in a terrestrial network, such as an internet, and...
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7274712 |
System and method of operating the system that responds to channel change requests without causing macro-blocking
A router stores a value that indicates the maximum number of channels that can be output to a group, and the number of channels that are output to the group. When a member of the group indicates a...
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7263713 |
Television signal distributor apparatus, receiver apparatus, television signal transmission system and method
In a television signal transmission system, CS broadcasting signals received via a master antenna are converted into intermediate frequency signals in an LNB (Low Noise Block Down Converter). The...
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7257132 |
Receiver set, information apparatus and receiving system
For providing a receiving contract service being convenient or friendly to both the broadcast service providers and the viewers, and in particular, for providing a digital broadcast receiver set,...
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7251255 |
System and method for allocating resources across a plurality of distributed nodes
A system is described comprising: an originating node having system resources to be utilized to deliver multimedia content and/or data to a plurality of multimedia devices; and a resource...
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