Matches 101 - 150 out of 308 < 1 2 3 4 5 6 7 >
Match Document Document Title
6539016 System and method for improving compression on a telephone loop  
An asymmetric digital subscriber line (ADSL) termination unit, which at the transmission end includes a descrambler and a compressor between its scrambler and interleaver. The present invention...
6539018 Broadband communication system and method  
A broadband communication system and method utilizing an asynchronous transfer mode core switch is provided. A plurality of central offices are connected to the asynchronous transfer mode network....
6526021 Clear channel 1:N SONET transport system and method  
A SONET format signal transport system and method providing an increased transport capacity. The transport system includes multiple low speed transport systems wherein each low speed transport...
6522671 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...
6516002 Apparatus for using a receiver model to multiplex variable-rate bit streams having timing constraints  
Techniques for determining an output rate for a bit stream, the output rate being determined by applying information read from the bit stream to a model of a receiver for the bit stream. The...
6501786 Direct spread spectrum communication system corresponding to delayed multiplex mode, and method of communication using the system  
A direct spread spectrum communication system in accordance with a delayed multiplex mode in which improvement in correlation and improvement in error rate can be perfectly realized in any data...
6501748 Method for balancing the ratio Eb/I in a service multiplexing CDMA system and telecommunication systems using same  
A method for configuring a telecommunication system having at least one sending entity and one receiving entity connected by a link that ensures the transmission of several transport channels of...
6466562 Data communication devices, personal handy-phone system base stations, and methods of communicating data  
The present invention provides data communication devices, personal handy-phone system base stations, and methods of communicating data. One embodiment of the present invention provides a data...
6438112 Device and method for coding information and device and method for decoding coded information  
The information coding device has: a first labeling means adapted to associate, with the information to be coded, K “initial” first degree polynomials, a coding means which performs a...
6437711 Segmentation mechanism for a block encoder and method for encoding with a block encoder  
A method encodes an input data block with a block encoder. The block encoder is capable of processing consecutive coding blocks whose size has an upper limit which is smaller than the size of the...
6421359 Apparatus and method for multi-service transport multiplexing  
An elementary two-stream transport multiplexer provides for the addition of services contained in a transport stream to a pre-existing transport stream. The elementary multiplexer includes a pair...
6411631 Multiplex type transmitting apparatus  
A multiplex type transmitting apparatus is arranged to have a plurality of slow signal receive/transmit sections for accommodating a counterpart for a SONET system or an SDH system, a multiplex...
6404776 Data processor having controlled scalable input data source and method thereof  
A multimedia communication arrangement processes and multiplexes different types of data, including data from an adaptive data rate data source and a nonadaptive data rate data source, to...
6396852 Ring bundling in the design of rings for telecommunications networks  
A process for ring bundling reduces the number of add/drop multiplexers required for a ring deployed in a telecommunications network. The input into the process is a list of all the time slots for...
6370202 Self-selective multi-rate transmitter  
An architecture for a self-selective multi-rate transmitter that processes variable input rate data using a plurality of single input, multiple output interleavers. The transmitter, using a...
6359883 Reducing the variability of the data rates of high-rate data streams in order to communicate such streams over a low-rate channel of fixed capacity  
Techniques whereby a transmitter/receiver pair are cooperatively arranged to buffer incoming data to both the transmitter and the receiver. The transmitter and receiver of the pair are coupled,...
6356550 Flexible time division multiplexed bus using sonet formatting  
A SONET bus has a set of SONET mappers that transmit and receive facility signals on facility lines. Each facility line operates at a predetermined speed. Each SONET mapper generates a SONET signal...
6337849 Service multiplexer  
A service multiplexer ( 2 ) for connecting a plurality of signal sources to a public switched communication network transfers data in the form of a synchronously transferred data cells from a...
6275696 No. 7 level 2 processing system for a switching unit in mobile communication and method of control thereof  
The present invention is provided to process more than one level 2 protocols by implementing a signalling link of the level 2 at a message transfer part in a common channel signalling system....
6272130 Time division multiplexer-demultiplexer and method of operation thereof  
Systems and methods for time division multiplexing are described. A time division multiplexer-demultiplexer system includes I) a signal transmitting system for transmittal of a serialized signal...
6233253 System for digital data format conversion and bit stream generation  
A Conversion system merges and converts data in a plurality of different data formats from a plurality of different sources, to a selected output data format for transmission on a selected...
6226306 Data transmission rate control using a transmission control scheme suitable for subbands forming an entire band  
A data transmission rate control method in which a transmission control scheme used for data transmission over each channel is switched depending on a subband to which a proper transmission rate of...
6219359 Transmitting digital signals through channels having resource capability  
A transmitter for transmitting a plurality of digital signals through a plurality of channels, the channels having a predetermined total allocated bitrate, includes a plurality of encoders each...
6215795 Packet spacing of multiple packet streams  
Packets from multiple packet streams are transmitted in an output stream having substantially equally spaced packets using a scheduler which spaces the packets based upon the input stream speeds of...
6212208 Method for coding and multiplexing multimedia data, apparatus for coding and multiplexing multimedia data, record media containing program for coding and multiplexing multimedia data  
In a video/audio coding and multiplexing method, coding of multimedia data including video data and audio data is implemented as a software program operating on a multitask operating system, and...
6198744 Asynchronous transfer mode (ATM) based very-high-bit-rate digital (VDSL) subscriber line communication system and method  
An asynchronous transfer mode (ATM) based very-high-bit-rate subscriber line (VDSL) communication system includes an optical ring having a plurality of multiplexers. An information provider is...
6192030 PHS subscriber loop multiplex communication system  
In a communication system between a CS concentrator 50-1 concentrating lines of PHS radio base stations 10-1 to 10-N and being located in a remote area and a subscriber terminal device 60 in a PHS...
6160823 Transmission system formed by at least a base station, a mobile station and a nodal station and base station and mobile station suitable for use in such a system  
The system is formed by at least a base station (SR1, SR2, . . . ) intended to relay information signals having variable rates between a plurality N (N≥1) of mobile stations (M1, M2, . . . )...
6157659 Method of and apparatus for multiplexing and demultiplexing digital signal streams  
Multiplexing and demultiplexing are commonplace for an efficient bandwidth utilization in telecommunications. SRTS (Synchronous Residual Time Stamp) technique is widely used for timing recovery in...
6157674 Audio and video data transmitting apparatus, system, and method thereof  
An apparatus, system, and method for compressing and coding audio and/or video data by the MPEG2 system or the like, multiplexing the same, and transmitting the resultant data via a digital line....
6154797 System and method for multiplexing serial links  
A plurality of transmitters are multiplexed to a hub through clocked serial links. Timing problems that may arise when switching between links are eliminated with a system including a group serial...
6118786 Apparatus and method for multiplexing with small buffer depth  
An optimal multiplexing method is disclosed which allows buffers to be two packets in depth. For a plurality of buffers, with each buffer associated with a packetized data stream, packets are...
6044396 Method and apparatus for utilizing the available bit rate in a constrained variable bit rate channel  
A system for utilizing the available bit rate in a constrained variable bit rate channel is described. The system receives one or more encoded information streams, each having a variable bit rate....
6044082 Private branch exchange, telecommunication system and methods of transmitting signals in subrate channels  
The present invention relates to a private branch exchange, a telecommunication system comprising such an exchange and methods of transmitting signals in subrate channels of a fullrate channel. The...
6041068 Method and apparatus for multiplexing and transmitting autonomously/intra coded pictures along with the main or I, P, B pictures/video  
A device for deriving an ancillary signal from a compressed digital video signal (e.g. MPEG), wherein the ancillary signal includes selected parts of the main signal, for example, the DC...
6009108 Multiplexer system for converting variable-length burst data streams into averaged-transfer-rate fixed-length packets  
A multiplexing system for converting a plurality of variable-length burst data streams supplied from a plurality of data suppliers into a multiplexed averaged-transfer-rate fixed-length packet...
6002692 Line interface unit for adapting broad bandwidth network to lower bandwidth network fabric  
Switch architecture is provided for interfacing a high speed broad bandwidth communication network to a communication fabric having a bandwidth which is a fraction of the high speed broad bandwidth...
5978389 Multiplex device for monitoring computer video signals  
A multiplex device is provided for monitoring computer video signals and receives as input the video signals of a plurality of computers. The multiplex device selects the video signals of one of...
5959677 Digital data transmission system  
In a digital data transmission system of the present invention, the total transmission rate which changes with the passage of time in a plurality of video/audio signals multiplexed with a plurality...
5953505 Communication apparatus and method for reading out stored function information in response to identifying information  
A communication terminal includes a memory for storing various types of information related to a communication partner, for example, information that represents the functions of the communication...
5946326 Method and an equipment for transmitting a file-based multimedia and hypermedia service to a mobile receiver  
An apparatus and a method for transferring an audio/video/data service from a transmission end to a reception end over a radio interface. The audio/video/data service includes one of audio...
5946309 Hybrid ATM adaptation layer  
In a telecommunication system that generates more than one type of communication data stream, in which each data stream exhibits a distinctive data transfer format, bandwidth utilization is...
5946300 Device for transferring information between two digital signal generators  
This device for transferring information between two digital signals includes means (26, 44; 62, 86) of selecting characteristics of a digital input signal, means (28, 46; 78, 94) of direct...
5940456 Synchronous plesiochronous digital hierarchy transmission systems  
A system that allows multiple bundles of plesiochronous digital hierarchy (PDH) payload data streams to be synchronously trasmitted from one point to another is described. The system multiplexes...
5930252 Method and apparatus for queuing and triggering data flow streams for ATM networks  
An improved method and apparatus are provided for queuing and triggering the flow of data across ATM networks. A connection is established between an insertion server and a client multiplexer. The...
5914962 MPEG transport mux for independently clocked transport streams  
An MPEG multiplexed data transmission system accepts data from N program sources that are asynchronous and that have different data rates and multiplexes them into a common data stream. N buffers...
5909445 Mechanism for transporting digital pots signals within framing structure of high bit rate digital local subscriber loop signals  
A local subscriber loop architecture embeds digitized POTS signals into the framing format of high bit rate digital subscriber loop signals being transported over a local loop for serving both...
5900906 Image communication apparatus having automatic answering and recording function  
Video data is coded at either a minimum transfer rate or maximum transfer rate and stored in a storage unit as a video reply message. In a case where the video data has been coded at the minimum...
5898670 Bursty traffic multiplexing arrangement and method for shaping and multiplexing bursty input flows  
A bursty traffic multiplexing arrangement (A) includes a multiplexing unit (MUX) to multiplex a plurality of bursty input flows (IF1, . . . , IFI, . . . , IFN) into an output flow (OF). Congestion...
5896417 Apparatus utilizing current-to-voltage conversion for transmitting data at different data transfer rates especially in applications such as dual-rate ethernet local-area networks  
An electronic apparatus capable of transmitting data at two or more different data rates contains transmitter circuitry, a cable connection mechanism, and an isolation transformer having a primary...
Matches 101 - 150 out of 308 < 1 2 3 4 5 6 7 >