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Match Document Document Title
7116677 Data carrier including a circuit with time slot determination means and time slot fixation means  
Each data carrier of multiple data carriers is assigned a time slot within which to communicate with a base station. The base station allocates the time slots by acknowledging receipt of a data...
6807185 System and method for signalling and call processing for private and hybrid communications systems including multimedia systems  
A system and method for selectively establishing a user information path over an information transport network between first and second endpoints of first and second private network partitions,...
6307859 Device and method related to telecommunication networks  
The present invention relates to a connection device, an exchange unit comprising such devices as well as methods of connecting signals within an exchange unit. The exchange unit comprises a...
5887243 Signal processing apparatus and methods  
A unified system of programing communication. The system encompasses the prior art (television, radio, broadcast hardcopy, computer communications, etc.) and new user specific mass media. Within...
5815678 Method and apparatus for implementing an application programming interface for a communications bus  
A system and method for creating a high-level application programming interface allows simplified control and usage of digital data being transported over an IEEE 1394 serial bus under a variety of...
EP0687090A2 Dynamic window sizing in a data network  
A method for use in a high-speed virtual circuit digital network for resizing windows of virtual circuits in nodes of the network. The resizing of a virtual circuit's window is initiated by an...
5335277 Signal processing appparatus and methods  
A unified system of programing communication. The system encompasses the prior art (television, radio, broadcast hardcopy, computer communications, etc.) and new user specific mass media. Within...
5185795 Authentication of rekey messages in a communication system  
A method of message authentication in an encrypted communication system with over-the-channel rekeying features the ability of a communication unit (107) to authenticate (1709) a rekeying message...
5165024 Information transfer and receiving system with a ring interconnect architecture using voucher and ticket signals  
A computer system interconnection including a plurality of nodes each such node being associated with at least one of a plurality of computer system components. Transmission apparatus connects each...
5165019 Ring interconnect system architecture  
In an improved computer system ring interconnection including a plurality of nodes such nodes being connected by transmission apparatus to a source node of information and a recipient node of...
5164986 Formation of rekey messages in a communication system  
Formation and sending of rekeying messages (305, 415, 515, and 605) in an encrypted communication system with over-the-channel rekeying of communication units is performed by a KMC, key management...
5150408 Key distribution communication system  
This method of key distribution locates (401,501) an individual communication unit (107) within an encrypted communication system with over-the-channel rekeying and then rekeys (415, 515) the unit....
5146497 Group rekey in a communication system  
This method of key distribution rekeys (605) a group of communication units (107) within an encrypted communication system with over-the-channel rekeying. The method uses a key management...
5014265 Method and apparatus for congestion control in a data network  
A method of controlling congestion in a virtual circuit packet network. A initial packet buffer is assigned to each virtual circuit at each node into which incoming packets are stored and later...
4901277 Network data flow control technique  
Data flow in a communications network is controlled by a downstream node specifying the maximum average speeds of a plurality of data streams sent from an upstream node on a plurality of data paths.
4885739 Interprocessor switching network  
A message transport network (10) is provided for high speed switching between processing elements (72, 80). Clusters of low speed processing elements (72) may be connected to the message transport...
4788718 Call data collection and modification of received call distribution  
An arrangement and method for compiling telecommunication traffic analysis data includes the steps of collecting call data for a plurality of calls to a single customer from a signaling circuit...
RE32789 Transmission trunk multichannel dispatch system with priority queuing  
A communication system of the type wherein a central station assigns a limited number of information channels to a requesting one of a plurality of remote stations is disclosed. The requesting...
4782484 Encoding and decoding signals for transmission over a multi-access medium  
An encoder method for processing an input data signal to produce binary coded data frames and to provide for synchronized, high-speed operation partitions the incoming data into contiguous frames...
4763329 Modular data routing system  
A modular system for controlling the routing of data through a plurality of data terminals includes a number of modules in a tree structure. Each of the modules has circuitry for receiving a data...
4763323 Communication system for the transfer of small digital message blocks and large digital message blocks  
A communication system for the transfer of small digital message blocks and large digital message blocks. A plurality of nodes are coupled to a common wideband communication channel capable of...
4763319 Multi-rate synchronous virtual circuit network for voice and data communications  
A transmission network for enabling communication between a multiplicity of user stations is disclosed. The network can handle a wide variety of traffic types ranging from the continuous...
4727481 Memory addressing device  
An addressing device for a memory, such as a dynamic memory ROM or RAM, addressable by address words at a predetermined clock-period rate. Each address word is made up of first and second address...
4644496 Apparatus, methods, and systems for computer information transfer  
A network of computing nodes is connected by communication channels into fully-interconnected units and groups of units. Each unit has one and only one direct connection to each other unit in a...
4639864 Power interlock system and method for use with multiprocessor systems  
A multiprocessor system the kind in which two or more separate processor modules are interconnected for parallel processing. The multiprocessor system includes an input/output system having...
4614841 Geographically distributed multiprocessor time-shared communication processing system  
A geographically distributed multiprocessor system is implemented by locating groups of processors at nodes which are interconnected by way of a transport network and which are connected by way of...
4597078 Bridge circuit for interconnecting networks  
The present system includes logic circuitry to be connected between at least two networks. When a message is sent by a station in a first network, the destination part of the message will be...
4578815 Wide area coverage radio communication system and method  
A wide area coverage radio communication system of the type adapted to relay a message substantially simultaneously from a plurality of fixed location sites to a plurality of portable or mobile...
4573207 Queued community repeater communications system  
A communication system which controls access to a single communications channel by a plurality of remote units arranged in predetermined groups is disclosed. Assignment of the channel is controlled...
4500960 Geographically distributed multiprocessor time-shared communication processing system  
A geographically distributed multiprocessor system is implemented by locating groups of processors at nodes which are interconnected by way of a transport network and which are connected by way of...
4494230 Fast packet switching system  
A communication method and packet switching system in which packets comprising logical addresses and voice/data information are communicated through the system by packet switching networks which...
4491946 Multi-station token pass communication system  
A data communication system is disclosed that utilizes a synchronized serial bus for communication between multiple stations connected to the bus. A token is employed such that when owned by a...
4491945 Fast packet switch  
A communication method and packet switching system in which packets comprising logical addresses and voice/data information are communicated through the system by packet switching networks which...
4488289 Interface facility for a packet switching system  
A communication method and packet switching system in which packets comprising logical addresses and voice/data information are communicated through the system by packet switching networks which...
4433411 Telephone switching network for digital speech transmission  
A telephone switching network for digital speech transmission is characterized in that a dialing information input by an originating subscriber into an originating switching center is employed to...
4423507 Communications system for interconnecting a plurality of asynchronous data processing terminals  
A communication system connects a number of asyncrhronous remote data processing terminals, operating at different speeds, to a high speed switching and communication network. One or two telephone...
4413338 Communication system for interconnecting a plurality of asynchronous data processing terminals  
A communications system interconnects a number of asynchronous data processing terminals, operating at different speeds among themselves, with a high speed switching or communication network. The...
RE31182 Packet-switched data communication system  
A packet-switched digital data communication system operable in a store-and-forward mode is provided for enabling substantially simultaneous full-duplex communication between a plurality of...
4375097 Transparent intelligent network for data and voice  
A transparent intelligent communication network having nodes and communication links between the nodes and providing improved system input features by including the sampling of customer inputs at...
4348554 Method of providing virtual private network telephone service  
A method is disclosed for providing private network types of telephone services via the public switched network without having it provide private hardware facilities. The method is described with...
4334306 Transparent intelligent network for data and voice  
A transparent intelligent communication network having both terrestrial and satellite links between nodes and providing improved accuracy and speed in transmission by distinguishing between data...
EP0048861A1 Universal digital mobile radio network for packet-switched data transmission.  
1. A universal mobile radio digital network for packetswitched data transmission, wherein each mobile subscriber can be connected via at least one radio connection to a stationary radio...
EP0048860A1 Universal digital network for packet-switched information transmission.  
1. A universal digital network for packet-switched data transmission, wherein an item of dialling information (W) input into an original exchange (VStA ) by an original terminal (A) is used to...
EP0048854A1 Mobile radio telephone system for digital speech transmission.  
In a mobile radiotelephone system for digital speech transmission, in which every mobile telephone subscriber can be connected via at least one radio link to a stationary radio concentrator,...
EP0048853A1 Title is not available  
4317197 Transparent intelligent network for data and voice  
A transparent intelligent communication network having both terrestrial and satellite links between nodes and providing improved channel utilization by including a system of reservations through...
4317196 Transparent intelligent network for data and voice  
A transparent intelligent communication network characterized by the rythmic storage and forwarding of multi-user packets comprised of mini-packets of customer data, wherein interconnection...
4316283 Transparent intelligent network for data and voice  
A transparent intelligent communication network with improved capability for handling data independent of customer protocol. In a situation where connection is made to an X-25 computer and to a...
4313176 Data controlled switch for telephone inputs to a computer  
A solid state, data controlled switch is provided to interface between a central processing computer and either a keyboard with an operator display, or a telephone input via a data access...
4312065 Transparent intelligent network for data and voice  
A transparent intelligent communication network having a plurality of nodes and communications paths linking the nodes, wherein reduction in delays for customers wishing to enter the network is...
Matches 1 - 50 out of 68 1 2 >