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6801530 |
Communication system and method in a communication system
An Internet Protocol network having service differentiation depending on whether or not a flow in the network is a real-time flow. An aggregated flow within the Internet Protocol network passes...
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6801542 |
Method and apparatus for providing an interworking unit between ATM networks and IP networks
A method and apparatus for providing an interworking unit between ATM networks and IP networks. A gateway unit is provided that will interconnect a ATM (AAL2) based access/core network to an IP...
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6796555 |
Centralized video controller for controlling distribution of video signals
A single centralized video controller is employed to convert and distribute video channels to one or more analog TVs (i.e., viewing devices or the like). This is realized without the need for...
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6798779 |
Synchronous communications network transmission device having a switching capability of an asynchronous communications network
Data such as STS, DS1, a LAN packet, etc. are converted into STS signals. The STS signals are classified into a signal which is switched by an STS switching module at an STS level, a signal which...
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6795506 |
Methods and apparatus for efficient scheduling and multiplexing
Techniques and mechanisms are provided for scheduling and multiplexing compressed bitstreams. A compressed bitstream includes bit rate information describing the bit rate of video data. The bit...
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6795449 |
Method of staining target interphase chromosomal DNA
Disclosed is a channel allocation method on performing a data communication in a wide band wireless multi-media communication system, which allocates selectively reserved time slots or contention...
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6795398 |
ATM cell multiplexer
In an ATM cell multiplexer which multiplexes ATM cells outputted from a plurality of cards, sequential cell arrival numbers common to the ATM cells outputted from a plurality of cards are added to...
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6795396 |
ATM buffer system
An ATM buffer system includes a buffer to communicate with 16 ATM ports, and the system can implement two buffers to communicate over 32 ATM ports. A flow control signal is provided between the...
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6795437 |
Arrangement for interconnecting communications networks
The invention relates to an interconnection between different types of communications networks. A first core network element is connected to a first access network by means of a first protocol...
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6795436 |
Method to generate data cells, data cell generating arrangement, and data cell receiving arrangement
A data cell generator multiplexes a plurality of data/speech packets (P 1 , P 2 , P 3 ) into a single minicell (MC 1 ′), for instance an Asynchronous Transfer Mode Adaptation Layer minicell, and...
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6791943 |
Event-based technique for determining instantaneous cell bandwidth in a digital communications network
A method and associated apparatus for determining the bandwidth or transmission rate of a desired type of cell in a cell stream occurring over a digital communications network connection during a...
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6791972 |
Apparatus for interfacing a private branch exchange with an asynchronous transfer mode network and method thereof
An apparatus for interfacing a PBX with an ATM network, comprises a circuit switch part for establishing an ATM communication channel to connect the ATM network if a subscriber requests access to...
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6792002 |
Packet transfer system
The present invention provides a packet transfer system for use in an ATM network, which can realize a high-speed packet transfer by implementing a packet transfer process by hardware and also can...
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6792502 |
Microprocessor having a content addressable memory (CAM) device as a functional unit therein and method of operation
A microprocessor architecture ( 310 ) has a plurality of functional units arranged in a parallel manner between one or more source buses ( 412 and/or 414 ) and one or more result buses ( 490 )....
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6791985 |
ATM transport over multi-protocol label switching
User traffic of one type must traverse many diverse networks, each operating by different paradigms and requiring different protocol stacks, before it reaches the destination. MPLS (Multiprotocol...
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6788666 |
Hybrid fiber wireless communication system
A communication system comprises a central service node, a plurality of base stations, and a fiber network. The central service node is configured with a baseband data system, a central RF system,...
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6788700 |
Interfacing between a network interface and a bus
A method and apparatus are described for interfacing between a network interface and a bus. For the network interface-to-bus side, the method comprises (a) forming a network address of a message...
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6788688 |
System and method for providing peer-oriented control of telecommunications services
In a telecommunications network environment including non-participating elements and participating elements, a method for providing a telecommunications service between a first peer element...
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6785281 |
Method of transferring data via bypass line in connection-type network
A method of transferring data in a connection-type network in which nodes are connected via communication lines and terminals are connected to the nodes includes the steps of sending a request from...
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6785279 |
Configuration identification and mapping in a frame relay-ATM service interworking-based wide area network
A destination local area network (LAN) and a local LAN are coupled by an FR-ATM Service Interworking (SIW)-based wide area network (WAN). In order to identify a connection between the destination...
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6785280 |
Mechanism and method dynamically allocating ATM connections between exchanges
An ATM connection ( 45 ) and call connection equipment 22 can be dynamically allocated between exchanges ( 20, 30 ). The connection is setup and released by a master switch ( 20 ) on one side of...
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6785232 |
Rate control in transmission of packet data over an ATM network
A method for controlling data transmission over a network includes receiving a succession of data packets from a packet input at a potentially variable input rate, each packet in the succession...
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6781994 |
Distributing ATM cells to output ports based upon destination information using ATM switch core and IP forwarding
This invention has as its object to provide an ATM relay device which attains high-speed, large-capacity packet relaying by distributing the load on an IP forwarding unit without having to improve...
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6781993 |
Switch and switching method for processing communication data of a particular connection
Data from an STM (Synchronous Transfer Mode) network is converted into an ATM (Asynchronous Transfer Mode) cell by an interworking facility, and the ATM cell is input to the ATM network. If the...
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6781989 |
Method to support VLANs on a phoneline network
The present invention is a method of communicating within a phone line LAN. The method includes the assignment of a unique VLAN ID to each node of a VLAN. A VLAN header is attached at a source node...
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6781998 |
Random reordering system/method for use in ATM switching apparatus
A system and corresponding method for randomly reordering a plurality or sequence of elements (E). In certain embodiments, ATM cells received by a switching apparatus may be randomly reordered as...
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6775287 |
Output buffer type ATM exchange device and multicast control method
An output buffer type ATM (Asynchronous Transfer Mode) exchange device and a multicast control method enable retrieval processing to bit map table for the sake of multicast control to delay, and...
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6775268 |
Method and system for mapping packet service categories to asymmetric digital subscriber line latency paths
A method and system for packet service category requests to asymmetric digital subscriber line (“ADSL”) latency paths. A data packet request from a customer premise distribution network with a...
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6771658 |
Signalling between ATM and local area networks
A method is described for setting up or releasing a connection between a first terminal connected to a local area network and a second terminal connected to an ATM network, both networks being...
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6771645 |
Packet relaying apparatus
In a packet relaying apparatus, a label distribution protocol processor performs a label assignment so that labels which a label management portion of its own processor manages and which the label...
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6771702 |
Image transmission method and apparatus using a plurality of service classes of ATM layer of one image data
In an image transmission method using an asynchronous transfer mode (ATM) network, one image data is divided into a plurality of groups each corresponding to one traffic service class of an ATM...
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6768739 |
Router with a cache having a high hit probability
A router allowing the entry hit probability of the cache to be increased is disclosed. The cache is searched using a different mask for each cache entry. A maximum or optimum cache prefix length is...
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6765911 |
Communications adapter for implementing communications in a network and providing multiple modes of communications
A method and apparatus are provided for implementing communications in a communications network. The apparatus for implementing communications includes a system interface to the communications...
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6765910 |
System and method for communicating information using inverse multiplex ATM(IMA) functionality
A system ( 10 ) for communicating information includes a connecting link ( 50 ) to communicate ATM cells. A first switching system ( 14 ) receives ATM cells for at least first and second virtual...
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6765867 |
Method and apparatus for avoiding head of line blocking in an ATM (asynchronous transfer mode) device
An apparatus for avoiding head of line blocking in an ATM device includes a scheduler, at least one multicast queue, at least one unicast queue, a multicast session table, a multicast timer, and a...
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6763024 |
Method and devices for cell loss detection in ATM telecommunication devices
Methods and devices for detecting cell loss in telecommunication devices, such as ATM switches, attach cell loss detection information to cells in cell streams passing through the...
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6760345 |
Compressing cell headers for data communication
Cell header compression is disclosed. Cells are received. A cell includes a cell header and a payload. The cells are sorted according to the cell headers. A compression control block is generated...
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6760333 |
Hybrid digital subscriber loop and voice-band universal serial bus modem
A Universal Serial Bus (USB) modem ( 14 ) having two operating modes, namely Digital Subscriber Loop (DSL) mode and a voice-band mode, is disclosed. A USB interface device ( 30 ) is coupled to a...
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6760332 |
ATM multicasting system and method
In an ATM communications system, a cell entering a switch fabric input port is routed to its destination output port and to a predetermined dedicated second output port. The second output port is...
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6757248 |
Performance enhancement of transmission control protocol (TCP) for wireless network applications
A new Fast Recovery Plus (FR+) mechanism, and associated method, for wireless and/or mobile network applications to control data flow and avoid network congestion in a TCP/IP packet-switched network.
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6754206 |
Distributed telecommunications switching system and method
A distributed telecommunications switching subsystem ( 100 ) receives and distributes data packets passed between a plurality of switching subsystems or channel banks ( 102, 104, 106 ) and a data...
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6754218 |
Diversity handover processing apparatus and network control system using the same
A diversity handover processing apparatus includes a shared buffer memory for storing signals input from a mobile station and converted into ATM cells, a combining/copy information table for...
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6751229 |
Network terminator
A network terminator for connection to a digital broadcast system, the network terminator including a front end for receiving downstream data packets and having a Medium Access Control unit for...
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6751222 |
ATM communication apparatus and ATM signaling method
In an ATM network having a non-ATM apparatus such as a PBX, a band and various apparatuses are effectively used by employing SVC, so that a ring back tone, etc., is transmitted to the non-ATM...
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6747974 |
Switching apparatus
A switching apparatus includes an input packet processing circuit, a switch, and an output packet processing circuit. The input packet processing circuit includes an included packet filling...
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6747971 |
Crosspoint switch with independent schedulers
An apparatus is described comprising an ingress port and a plurality of switch planes where each of the switch planes has a dedicated scheduler and each of the switch planes are communicatively...
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6747954 |
Asynchronous transfer mode switch providing pollstate status information
An asynchronous transfer mode (ATM) switch ( 20 ) has plural switch ports ( 24 ) connected by respective bidirectional links ( 27, 28 ) to a switch core ( 22 ). Connected to each switch port is a...
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6745277 |
Intelligent interleaving scheme for multibank memory
A network processing device intelligently interleaves packets for read and write access requests in a multibank memory. The system intelligently writes packets into the different memory banks so...
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6744726 |
PVC management system and method
A PVC management system in each of ATM switches is disclosed. Each of the ATM switches includes a pair of an incoming header translator and an outgoing header translator, which are provided for...
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6741596 |
Pipeline type processor for asynchronous transfer mode (ATM) cells
A pipeline type processor, which is capable of determining a process starting address for each processor constituting the pipeline type processor prior to executing the process for increasing the...
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