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Class 370/230 - Control of data admission to the network


Subclass of Class 370 - Multiplex communications
Definition: Subject matter having means for regulating the amount of
No. of patents: 3495
Last issue date: 05/29/2012


                  87    
NumberTitleIssue Date
5581544Method and apparatus for evaluating QOS in ATM multiplexing apparatus in which priority control is performed and for controlling call admissions and optimizing priority control on the basis of the evaluation
A probability transition matrix St is formulated that expresses a multiplexing process which includes nested threshold priority control and classified priority control. A state equation using the matrix St is solved by substituting t...
12/03/1996
5568468Usage parameter control apparatus for performing a plurality of conformance checking operations at high speed
Policing method and policing circuit for parallelly conducting a plurality of policing which are dependent on policing items in the policing for defining the traffic of an asynchronous transfer mode network are provided. A plurality of traffic monitor cir...
10/22/1996
5566163Policing method guaranteeing fair throughput and device realizing such a method
The policing device verifies at a predetermined location of a communication system whether a cell stream transmitted over that communication system satisfies a negotiated cell interarrival time and a negotiated cell delay variation and takes adequate acti...
10/15/1996
5550808Window-based ATM cell stream regulator
A window-based ATM cell stream regulator composed of a means for detecting to which connection an arriving cell belongs among a plurality of connections, a detector for detecting when the cell arrived within the same connection based on its arrival time, ...
08/27/1996
5544075Method to optimize the bit rate of a communications channel in time-division mode
A method whereby a moving body searches for an unoccupied time slot in a time-division communications channel for the transmission of a message. The moving body participates with other moving bodies located in the same geographical zone in an anti-collisi...
08/06/1996
5535196Police system of ATM exchange
A police system of ATM exchange comprises an ATM exchange for exchanging the ATM cells, and an input cell speed limiting unit disposed in an input side of the ATM exchange and having a plurality of elastic buffers with a read speed equivalent to a band de...
07/09/1996
5509001Apparatus and method for controlling cells input to ATM network
An apparatus for controlling cells which are to be input to an ATM switch includes a buffer circuit for storing a cell directed to the ATM switch, and a memory for storing, for each of different calls, the number of cells which are in the ATM switch. The ...
04/16/1996
5490138ATM communication system
A communication system working according to an asynchronous transfer mode comprises ATM communication equipment units connected to one another, whereby a plurality of concentrator equipment units are connected to at least one of the ATM communication equi...
02/06/1996
5467347Controlled access ATM switch
An asynchronous transfer mode (ATM) switch in which access to a switchcore matrix is monitored and controlled through the logic and buffering functions of switchports connected thereto. The switchcore is greatly simplified by moving the logic and bufferin...
11/14/1995
5444706Packet exchange network and method of controlling discard of packets in packet exchange network
A packet exchange network comprises a plurality of packet exchange nodes connected through trunk lines and terminals connected to the packet exchange nodes each of which is provided a packet storage buffer for storing received packets. When the buffer can...
08/22/1995
5404539Data driven information processor with ring comparing comparator
Data packet groups to be input to a data driven type information processor are sequentially allotted generation number data successive in a ring-like manner and the order of input. When two different data packets contend for access at the time of detectio...
04/04/1995
5404354ATM signal processors
An ATM signal processor system for processing ATM data cells which in combination define a data package wherein the last cell of a package is characterized by an identifying code. The cells of different data packages are multiplexed to provide a serial da...
04/04/1995
5379289Media access controller
A media access controller is provided by the present invention. A feature of the media access controller of the present invention is a content addressable memory architecture whereby address filtering is provided for filtering physical, group and broadcas...
01/03/1995
5367517Method and system of requesting resources in a packet-switched network with minimal latency
A fast bandwidth reservation method and system used in packet-switched networks that reserve bandwidth for a data transfer over links in a path between a source node, at least one intermediate node, and a destination node with minimal latency where the so...
11/22/1994
5361252Method and a device for monitoring channel split data packet transmission
The transfer of data packets are monitored in a line having various logical channels. For each logical channel there is a count value and at the arrival of a data packet, or in each time slot when the transmission on said line is time multiplexed, i.e., f...
11/01/1994
5339313Method and apparatus for traffic congestion control in a communication network bridge device
A technique for controlling access to a bridge connected to at least two networks, such that buffer memory requirements are minimized. For at least one target network of the two networks, two dynamic lists are maintained, to keep track of data packets rec...
08/16/1994
5339314Packet data transmission unit having occupied, idle, and released states therefor
A data transmission unit for use in a system wherein data to be transmitted is organized into packets which are assigned one of three states: idle, occupied, or released, and transmitted among interconnected units. Each unit is assigned a window limit on ...
08/16/1994
5335222Traffic control system for asynchronous transfer mode exchange
A call admission control system in an asynchronous transfer mode exchange includes a unit for describing attribute parameters of a cell from the subscriber terminal; a unit for calculating, based on the attribute parameters, the average and the dispersion...
08/02/1994
5313458Traffic control system
To suppress the amount of data frames passing through a public network and to provide advantages for both the telephone company and subscribers, a traffic control system is provided for controlling traffic in data frames transmitted between a public netwo...
05/17/1994
5311513Rate-based congestion control in packet communications networks
A congestion control system for packet communications networks in which access to the network is controlled to prevent such congestion. Packets within the prespecified statistical description of each packet source are marked as high priority ("green" pack...
05/10/1994
5291481Congestion control for high speed packet networks
Congestion in a high speed connection oriented packet network carrying bursty data and real time service is avoided by a novel in-call negotiation scheme for reserving bandwidth for real time calls and reserving buffer capacity for bursty calls. For a rea...
03/01/1994
5289463Method of managing flows in a wideband integrated services digital telecommunications network
An interactive call is set up by a method including the steps of: emitting a message from the terminal to the connection network defining the resources required for all of the connections and for all the periods of the call, and emitting a message from th...
02/22/1994
5282202Composite frame reconfiguration in integrated services networks
Method and apparatus for information communication during call connections between subscribers adapted to transmit and receive multimedia information at a pair of endpoint nodes of a fast packet switched network, the endpoint nodes being connected by a ne...
01/25/1994
5274644Efficient, rate-base multiclass access control
A fair and efficient admission scheme enables sharing of a common resource among N traffic classes, such that each class is guaranteed (on a suitable long-term basis) a contracted minimum use of the resource, and each class can go beyond the contract when...
12/28/1993
5267232Method of controlling data transmission in ATM network with cell loss priority level
A method of controlling data transmission in the ATM network which establishes simple modes of a network control for a case in which a plurality of cell loss priority levels are involved within the cells of a single virtual channel. The method includes th...
11/30/1993
5251209Prioritizing attributes in integrated services networks
A system and method of transmitting information between a multiplicity of subscribers as components of traffic in an integrated services network (ISN). The information traffic consists of a multiplicity of media types associated with respective ones of th...
10/05/1993
5231631Arrangement for regulating traffic in a high speed data network
The invention relates to methods and apparatus for regulating traffic in a Broadband Integrated Services Digital Network (B-ISDN). Terminal adapters interface between terminals and the B-ISDN. Whenever a first terminal wishes to transmit a data message to...
07/27/1993
5231630Network termination enabling relief of call congestion in an exchanger
In a network termination connected to an exchanger and a plurality of terminal adaptors, and enabling relief of call congestion in an exchanger, the network termination includes: a reception port for receiving a reduction rate indicated by a congestion in...
07/27/1993
5208810Method of data flow control
Data flow control is achieved by use of variable length flags delimiting information packets whereby longer flags result in less information flow and shorter flags result in greater information flow. A single channel carries message data as well as status...
05/04/1993
5193151Delay-based congestion avoidance in computer networks
A packet data communication system employs a congestion avoidance method in which each node measures the round-trip delay occurring when it sends data to a destination and receives an acknowledgement. This delay is measured for different load levels, and ...
03/09/1993
5124984Access controller for local area network
An access controller for peer-to-peer communication networks which monitors the data packets transmitted between stations, determines when an access that needs to be controlled is being made, and then either destroys the packet or transmits one or more pa...
06/23/1992
5119372Multi-access ATD multiplexer with congestion detection circuitry
As shown in FIG. 2 an ATD multiplexer (1-i) comprises a congestion detector (34) for detecting internal traffic congestion when a data cell stream is transferred from one of the two data inputs (4, 5) to the data output (6). If internal traffic congestion...
06/02/1992
5090011Packet congestion control method and packet switching equipment
A packet switching equipment housing therein a plurality of pairs of an input line and an output line is provided with a monitor circuit for monitoring a packet congestion state in the packet switching equipment for each output line. When a packet congest...
02/18/1992
5067074Control of overload in communications networks
This invention relates to a method and apparatus for throttling request messages to an overloaded database and for throttling overload traffic to a particular destination. The database sends a gap value to the sources of messages or traffic; following any...
11/19/1991
5065398TDMA satellite communication method and system
A subpacket control system used in a time division multiple access system in which a hub station communicates with a plurality of terminal stations via a satellite. When a datum to be transmitted from a terminal station to a hub station has a length excee...
11/12/1991
5050161Congestion management based on multiple framing strategy
A congestion control strategy for a packet network comprises an admission policy which controls the admission of packets into the network and a stop-and-go queuing strategy at the network nodes. The congestion control strategy utilizes multiple frame size...
09/17/1991
4995032Label-switching and control interface for asynchronous fast-packet switching
A label-switching and control interface for asynchronous fast-packet switching consisting of a set of label-switching and cell-processing units controlled by a suitable control unit. The units operate at each multiplex level in real time thanks to a micro...
02/19/1991
4993024System and process for controlling the flow of either data packets or channel signals in an asynchronous time multiplexer
A system and process for controlling the flow of packets carried by asynchronous time multiplex (EPACi) channels. The packets from one communication link are identified by their label and the identity of the multiplex channels which carries them. The proc...
02/12/1991
4984264Call admission control method and cell flow monitoring method in the same method
In a network in which all information from terminals having various traffic characteristics is transmitted/switched by a fixed length block including a virtual channel id, a terminal requesting communication declares destination address information and tr...
01/08/1991
4955016Interconnect fabric providing connectivity between an input and arbitrary output(s) of a group of outlets
This invention is an inventive N input by L output interconnect fabric. In operation, packets comprising an information field and an address are received at the N inputs to the interconnect fabric, and the address in each packet is mapped to a group of ou...
09/04/1990
                  87    
 
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