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7623554 |
Multiplexing device, a demultiplexing device, and a multiplexing/demultiplexing system
The invention relates to a multiplexing device comprising a data compressor. The compressed data block leaving said compressor occupies a particular bandwidth. According to the invention, a...
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7590153 |
Protocol independent sub-rate device
A protocol independent multiplexer is described that allows for multiple different protocols that operate at different bit rates to be combined and output in a format that may have yet another bit...
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7586919 |
Device for performing IP forwarding and ATM switching
A communication node contains intelligence for directing both internet protocol (IP) packets and Asychronous Transfer Mode (ATM) cells toward their destinations. The ATM cells and IP packets may be...
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7583697 |
Method and device for transmitting low speed signals in optical transport system
A method and device for transmitting low speed signals in an Optical Transport Network (OTN), including: mapping each channel of low speed signal into an ODU signal; dividing each OPUk payload area...
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7577128 |
Multiplexing scheme for unicast and broadcast/multicast traffic
A method is provided for efficiently multiplexing interlaced broadcast traffic over a wireless network. The multiplexing scheme organizes unused slots in at least some base stations so that unicast...
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7567592 |
Packet based video display interface enumeration method
An enumeration method providing the link rate and a pixel/audio clock rate is described.
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RE40777 |
Air interface for telecommunications systems with cordless telecommunications between mobile and/or stationary transmitting receiving devices
In order to improve the performance of physical channels in telecommunications systems using wire-free telecommunication between mobile and/or stationary transmitting/receiving appliances as a...
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7545828 |
Efficient AAL5-based mechanism for handling voice ATM cells to significantly reduce CPU load
A mechanism for implementing a single-interrupt-based voice playout buffer transfer operation. The contents of each respective channel of a multi-channel voice playout buffer are encapsulated so as...
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7535837 |
Optical packet transmission
A burst mode optical signal is transported as payload of a framed continuous bit-stream optical signal through an optical transport network. The optical bursts are all generated at a common nominal...
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7533401 |
Digital data processing from multiple streams of data
The invention relates to a system and method for the generation of television channels and which allows the generation of the same by the processing and selection of designated packets of data from...
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7516046 |
Network diagnostic system with programmable oscillator
A networking system is provided. The networking system may include a diagnostic module. The diagnostic module may perform any of a variety of network diagnostic functions. A diagnostic module may...
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7512159 |
Method for variable performance in communication systems
The present invention generally relates to the transmission of digital data, and more particularly, to the transmission of digital data in a satellite digital audio radio (“SDAR”) system. In...
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7505480 |
System and method for transporting a compressed video and data bit stream over a communication channel
Digitally compressed video/audio bit streams, when transmitted over digital communication channels such as digital subscriber loop (DSL) access networks, ATM networks, satellite, or wireless...
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7499475 |
Broadcast station, base station control device, receiver, control method, receiving method, broadcast system, reception program, transmission program, distribution program, and storage medium
A portable terminal includes: a radio frequency receiving section for receiving main broadcast data and sub broadcast data; an electric field strength measuring section for measuring an electric...
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7499474 |
Efficient HARQ control and channel quality feedback reporting for multicarrier systems
A method comprising receiving a plurality of data packets each associated with one of a plurality of carriers, deriving an input bit stream indicative of the receipt of the plurality of data...
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7492778 |
Data memory extension for use in double buffered TDM switches
A time division multiplex switch supporting multi-rate input and output serial data streams has a double-buffered data memory with buffer extensions associated respectively with each portion of the...
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7457525 |
System multiplexing apparatus preventing overflow of audio decoder buffer
A time zone start time point calculating unit calculates a time zone to be set in a VOBU in accordance with audio bit rate. A time zone comparing unit compares a time point at which an audio pack...
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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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7447242 |
Method for real time protocol media recording
In the face of data loss on connections between a content source and a content consumer, additional connections therebetween are opened. These additional connections are preferably opened between...
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7426179 |
Method and apparatus for signaling path restoration information in a mesh network
A method and apparatus are disclosed for monitoring and signaling a path restoration using pre-computed restoration paths following a detected fault on a primary service path in a communications...
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7424228 |
High dynamic range radio frequency to optical link
A communication system includes an optical transmitter which is differentially driven and an optical receiver that outputs a differential signal. The optical transmitter creates the differential...
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7403139 |
Electronic apparatus and control method thereof using sample rate converter
An electronic apparatus reads a digital data stream including a video signal and/or an audio signal outputted from an external apparatus according to a transmission clock different from a clock for...
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7400657 |
System and method for transporting multiple client data signals via a single server signal
Systems and methods for conveying multiple low-bit-rate data streams over a data transport medium which is configured to transport data in a single, high-bit-rate data stream. In one embodiment, a...
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7397827 |
Systems and methods for switching multi-rate communications
A method for switching multi-rate communications is described. The method includes filling a first set of p timeslots with p sets of data from a first data collection of a first type, where the...
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7349460 |
MC/MC-DS dual-mode adaptive multi-carrier code division multiple access (CDMA) apparatus and method thereof
Provided are multi-carrier (MC)/multi-carrier direct sequence (MC-DS) dual-mode adaptable CDMA apparatus, the method thereof, and a computer program that implements the method. The apparatus can...
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7349449 |
Multiplexer cell and multiplexer circuit arrangement and coding device for use in a multiplexer circuit arrangement of this kind
A multiplexer cell ( 1 ) for converting an input signal (D 0 , D 1 ) with a data input rate (f D ) into an output signal (E) with a data output rate (f E ), which in particular is twice the size of...
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7339945 |
System and method for partitioning streaming data coded with fine granularity scalability of use in a cable network
System and method for partitioning data on a SCDMA cable network use methods of creating data streams to transmit to a head end. Further, the data streams transmitted to the head end are coded with...
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7310354 |
Synchronous data link signal generator
A synchronous data link signal is generated for supply between digital television equipment in a studio and an RF transmitter. The synchronous data link signal includes first data to be encoded at...
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7305699 |
Method and apparatus for generating carousels
An apparatus for generating one or more carousels. A carousel includes a plurality of modules, at least one of which exhibits multiple instances, that are arranged in a module schedule. The...
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7301971 |
Method and apparatus for continuous synchronization of a plurality of asynchronous data sources
An apparatus and method for continuous synchronization of a pair of independently clocked asynchronous data streams ( 100, 101 ) consisting of raster data from independent imaging acquisition...
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7289532 |
Voice playout buffer for dual-PHY based integrated access device
A voice playout buffer for a dual PHY-based integrated access device platform has a plurality of voice signal buffer sections. A respective buffer section has a capacity in excess of the number of...
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7289530 |
System and method for coding a digital wrapper frame
A system and method are provided for coding a frame in a packet communications system using a G.709 Digital Wrapper Frame format. The method comprises: accepting digital information; outer encoding...
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7274716 |
Multiplexed sigma-delta interface
An improved digital interface circuit that allows a plurality of data streams and other digital information to be output over a single channel. The digital interface circuit includes a plurality of...
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7266132 |
Flexible memory allocation for data transmission
Described herein are data transmission systems and methods that employ flexible memory usage techniques. The techniques allocate memory to include a plurality of block pools, where each block pool...
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7262716 |
Asynchronous sample rate converter and method
An asynchronous sample rate converter interpolates and filters a digital audio input signal to produce a filtered, up-sampled first signal. A FIFO memory receives the first signal and stores...
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7260660 |
Flow control by supplying a remote start bit onto a single-wire bus
A single-wire communication bus couples a transmitting device to a UART in a receiving device. Flow control circuitry in the UART fills a transmit memory buffer with remote data. The UART supplies...
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7237004 |
Dataconferencing appliance and system
Geographically distributed conference sites each have a telephone receiver and a dataconferencing appliance connected to a shared voice call network. Each site also has a display device for...
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7236461 |
Link efficiency schemes for packet transport
In a communication network, link efficiency modules aggregate packets into multiplexed packets to provide efficient use of communication links. To handle varying levels of network traffic, the link...
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7215679 |
Method, apparatus and data structure enabling multiple channel data stream transmission
A method, apparatus and data structure enabling multiple channel data stream transmission by inserting data to be transmitted into portions of a plurality of transport streams nominally including...
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7212542 |
Method and apparatus for maximizing a data rate of a wireless data communication system
A first transceiver ( 200 ) sends ( 102 ) a predetermined number of blocks of data to a second transceiver, and records ( 104 ) on which of a plurality of sub-carriers each of the blocks of data is...
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7181206 |
Broadband communication platform and methods of network operation
A subscriber platform for broadband communication, according to various aspects of the present invention, includes an antenna, a plurality of transceivers, and a processor. The antenna supports...
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7177328 |
Cross-connect switch for synchronous network
A cross-connect switch ( 1000 ) is adapted for a plurality of input channels in a synchronous network. Each input channel has a pointer processor ( 800 ) including a pointer interpreter ( 802 ), an...
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7161961 |
STM-1 to STM-64 SDH/SONET framer with data multiplexing from a series of configurable I/O ports
The present invention relates to a device for combining at least two data signals having an input data rate into a single data stream having an output data rate being higher than the input data...
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7158535 |
System and method for translating overhead bytes in a multidimensional digital frame structure
A system and method have been provided for translating digitally wrapped communications between networks using different protocols. This invention makes use of an integrated circuit (IC) relay with...
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7158523 |
Multi-link segmentation and reassembly sublayer for bonding asynchronous transfer mode permanent virtual circuits
Systems and methods are described for bonding asynchronous transfer mode permanent virtual circuits using a multi-link segmentation and reassembly sublayer. A method includes: transforming a stream...
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7130310 |
Statistical multiplex system, statistical multiplex controller and method of statistical multiplex
Disclosed are a statistical multiplex system, a statistical multiplex controller and a method of statistical multiplex, which can assign bit rates to program data and auxiliary data efficiently,...
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7120713 |
Systems and methods for interfacing legacy equipment to high-speed data buses
Various methods and systems provide interfaces between legacy data buses such as MIL-STD 1553 buses and wideband data buses such as IEEE 1394 data buses. One technique for interfacing a legacy...
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7111108 |
Memory system having a multiplexed high-speed channel
A memory system having a memory controller, interface device and plurality of memory elements. The interface device is coupled to the memory controller via a first high-speed signal path. The...
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7096487 |
Apparatus and method for combining realtime and non-realtime encoded content
Methods for slice-based encoding of program guides and user interfaces. The program guides include multiple video streams for picture-in-picture and other applications. A method for encoding the...
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7095759 |
Combined telephone PBX and computer data router with pooled resources
System resources are pooled and allocated in an optimal manner to handling telephone voice traffic or to handling computer data traffic. A combination of mechanisms is used to achieve higher...
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