Matches 1 - 50 out of 50
Match Document Document Title
7433855 System and method for detecting and managing fraud  
A system, method and computer program product for processing event records. The present invention includes a detection layer, an analysis layer, an expert systems layer and a presentation layer....
7117191 System, method and computer program product for processing event records  
A system, method and computer program product for processing event records. The present invention includes a detection layer, an analysis layer, an expert systems layer and a presentation layer....
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,...
6732082 System, method and computer program product for processing event records  
A system, method and computer program product for processing event records. The present invention includes a detection layer, an analysis layer, an expert systems layer and a presentation layer....
6721310 Multiport non-blocking high capacity ATM and packet switch  
A multiport non-blocking high capacity ATM and packet switch is a single chip switching solution for ATM and packet systems. It is capable of 8×8 switching of 800 Mbit/s per port in both...
6601048 System and method for detecting and managing fraud  
A system, method and computer program product for processing event records. The present invention includes a detection layer, an analysis layer, an expert systems layer and a presentation layer....
6434166 Method for universal channel allocation based on DS-0 channelized format  
A universal DS- 0 channelized format is provided wherein selected states of CAS bits are used to indicate to the transport mechanism when DS- 0 channels are not being used for voice and are...
6327260 Controlled routing to a plurality of signaling interfaces at a single telephonic switch  
A telecommunication system network having a public telephonic network switch which communicates signaling information in accordance with Signaling System 7 protocol with a signal transfer point. A...
5854834 Network information concentrator  
A line feed concentrator serves as a network information concentrator having its inputs connected to the outputs of plural adjunct processors. Switches and other network elements are connected to...
5313467 Integrated communication link having a dynamically allocatable bandwidth and protocol for transmission of allocation information over the link  
An integrated communications link in a communications network that is provided with apparatus which allows dynamic allocability of bandwidth among a plurality of channels. At least three different...
5131084 Method and apparatus for synchronization management of timers in distributed data processing system  
A plurality of processors are connected to one another through a transmission line to constitute a distributed data processing system. Each processor adds a processor identification code to the...
4855995 Method and system for data transmission  
Herein disclosed is a data communication system in which a plurality of node equipments are linked to a common signal transmission line so that the data may be communicated between the respective...
4819228 Synchronous packet voice/data communication system  
A packet communications network and apparatus for communicating information in voice and data packets transmits and receives voice and data in accordance with standardized frames of a standardized...
4771425 Synchoronous packet voice/data communication system  
A packet communications network and apparatus for communicating information in voice and data packets transmits and receives voice and data in accordance with standardized frames of a standardized...
4731785 Combined circuit switch and packet switching system  
Apparatus for and a method of inserting circuit switch information and packetized data into different time slots of a time division multiplexed bus. A memory having a location individual to each...
4718061 Communications network having bit-mapped refresh cycle  
A network for carrying real-time (RTS) and data services comprises stations (12) on a ring (11). Frames on the ring have a fixed boundary (15) between a real-time portion of the frame and a data...
4715032 Method and apparatus for the connection of a closed ring through a telephone exchange  
A method and apparatus which relate to a digital telecommunication system in which information is transferred between terminals (T1-Tn) connected to a telephone exchange for establishing a ring...
4707826 Circuit and packet data transmission system  
In a data transmission system of the TDM type both circuit-switched and packet-switched connections can be set up. Circuit-switched connections, being real time, e.g. voice, are given priority, but...
4698802 Combined circuit and packet switching system  
Apparatus for and a method of inserting circuit switch information and packetized data into different time slots of a time division multiplexed bus. A memory having a location individual to each...
4696001 Reconfigurable high-speed integrated local network  
The local network comprises a plurality of active nodes (N1 . . . Nn) placed along a folded unidirectional bus (1) which presents a writing branch (1W) and a reading branch (1R). The nodes present...
4665518 Synchronous/asynchronous communication system  
A data bus system includes a plurality of serially connected active terminals configured to receive data and either retransmit the received data or transmit new data to the next adjacent terminal....
4663758 Wideband integrated services local communication system  
The system comprises a plurality of units arranged along a unidirectional line whereupon information is transmitted relevant to circuit switched and packet switched communications and organized...
4663748 Local area network  
A communications system suitable for use as a local area network (LAN) is provided wherein the network has a ring topology comprising a plurality of nodes 10 each of which is connected to adjacent...
4661952 Method for transmitting data in a telecommunications exchange  
A method of transmitting data in a telecommunications exchange via a ring line system which allows information items to be transmitted in periodically recurring pulse frames. The pulse frames are...
RE32327 Multiple channel data communication system  
A multiple channel communications system and method for communication among multiple channels using a channel selectable MODEM. The system is comprised of a coaxial cable, a variety of interface...
4614944 Telemetry system for distributed equipment controls and equipment monitors  
A telemetry system for a plurality of distributed equipment controls and/or equipment monitors that does not require complex masses of wires. The telemetry system includes an output channel for...
4611321 Variable-band distributed switching node with dynamic hybrid-frame processing  
A variable-band distributed switching node comprises a plurality of independent modules (MU 1 . . . MGm) inserted between subscriber or trunk lines and a common bus (1). Each module includes an...
4608685 Packet and circuit switched communications network  
A telecommunications network being operable as a packet switch and as a circuit switch is comprised of a plurality of units including a call controller unit. Each of the units is connected in...
4596010 Distributed packet switching arrangement  
An integrated packet switching and circuit switching system comprising a number of switching modules each connected to a corresponding plurality of user terminals. Each switching module includes a...
4594708 Synchronization for a digital train intended for a correct framing of received information  
A digital train is synchronized to correct the framing of received information. To this end, the transmitted digital train is timely structured into recurrent time intervals having a fixed length....
4594706 Packet communication systems  
In a packet communication system of a multiaccess type in which a single communication medium is used commonly and divided into a plurality of channels, respective users observe states of the...
4592049 Method of and arrangement for controlling access to a time-division multiplex message transmission path  
Method the transmission of data packets in a TDM transmission loop wherein the frame is subdivided into several groups each having the same number of words, and each group comprises either...
4587650 Method of simultaneously transmitting isochronous and nonisochronous data on a local area network  
A method of simultaneously transmitting both isochronous and nonisochronous data on a local area network includes the steps of: circulating around the network, a first unique signal pattern and at...
4586175 Method for operating a packet bus for transmission of asynchronous and pseudo-synchronous signals  
Data transactions and voice communications are facilitated in a packet switching system including a group of ports each of which is capable of exchanging inter-destined and intra-destined...
4574362 Block mode digital signal conditioning method and apparatus  
Block mode is a method of formatting data when sending it to and from the host computer. Some host computer operating systems make it difficult for the user's program to send or receive the full...
4569041 Integrated circuit/packet switching system  
In an integrated circuit/packet switching network comprising a plurality of nodes and one or more common access loops for inter-node network, an integrated circuit/packet switching system comprises...
EP0168927A2 Data transmission system.  
Abstract not available for EP0168927 Abstract of corresponding document: US4707826 In a data transmission system of the TDM type both circuit-switched and packet-switched connections can be set...
4556972 Arrangement for routing data packets through a circuit switch  
Disclosed is arrangement (101, 102, 110) for routing data packets designated for a particular destination (103) from a packet switch (114) through a circuit switch (120). The packet switch includes...
4553234 Method and system of transmitting digital information in a transmission ring  
The invention relates to a broad-band, time-division multiplex, token-passing, ring local area network, with which both circuit-switched and packet-switched traffic, namely data, text, picture and...
4549292 Method of efficiently and simultaneously transmitting both isochronous and nonisochronous data in a computer network  
A method of transmitting isochronous and nonisochronous data through a computer network in which a plurality of stations have respective input and output ports that are serially coupled together to...
4542499 Distributed control system for multiple random access to the transmission line of a local network for speech and data  
The system allows the implementation of packet-switched synchronous speech communications in the network without requiring any centralized device synchronizing all the network stations. To obtain...
4525837 Digital signal transmission system  
In a digital signal transmission system for effecting time-division multiplexing/circuit switching transmission of data in the form of packets by means of telecommunication cable, a packet...
EP0134544A2 Variable band distributed switching node with dynamic hybrid-frame management.  
The variable-band distributed switching node comprises a plurality of independent modules (MU1...MGm) connected to a common bus (1). Each module comprises a portion (IU, HL, SL, PL) processing line...
4500987 Loop transmission system  
In a loop transmission system in which packet communications are made among a plurality of transmission/reception terminals which are connected in a loop, a higher degree of priority is given to a...
4482999 Method of transmitting information between stations attached to a _unidirectional transmission ring  
In a ring communication system comprising several stations, access to the ring is granted to one station at a time by a circulating token indication. A method is provided guaranteeing a...
4365331 Multiple channel data communication system  
A multiple channel communications system and method for communication among multiple channels using a channel selectable MODEM. The system is comprised of a coaxial cable, a variety of interface...
EP0054077A1 Method of transmitting information between stations attached to a unidirectional transmission ring.  
Abstract not available for EP0054077 Abstract of corresponding document: US4429405 In a ring communication system comprising several stations, access to the ring is granted to one station at a...
4251880 Digital loop switch for controlling data information having differing transmission characteristics  
There is disclosed a digital loop for interconnecting a number of data interchangers, each data interchanger connectable over a single high speed communication link to a remote station controller....
4237553 Data packet multiplexing in a staggered fashion  
Communication between a plurality of data stations (100(1)-100(N)) serially interconnected by way of a line (101) arranged in a ring is provided by bit interleaved data packets. A control station...
4236245 Ring communication system data packets reusable a variable number of times  
Communication between a plurality of data terminals (101(1) to 101(b)) serially interconnected with a main terminal (102) is provided by data frames or packets having a data portion for...
Matches 1 - 50 out of 50