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7620038 |
Using hot swap logic in a communication system
Methods and systems are provided for providing hot swapability of TSIs in a TDM system using FPGA hot swap logic. The hot swap logic is used to provide isolation for the TSIs from a system TDM bus...
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7616657 |
Heterogeneous transceiver architecture for wide range programmability of programmable logic devices
High-speed serial data transceiver circuitry on a programmable logic device (“PLD”) includes some channels that are able to operate at data rates up to a first, relatively low maximum data...
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7613823 |
Enhanced channel access mechanisms for an HPNA network
A system and a method is disclosed that provides that access to a communications medium that is suitable for allowing HPNA v2-formatted frames in a centralized manner. A list of sessions in...
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7613162 |
Mobile device, system and method for enhanced channel allocation when radio resource connection is released while in dual transfer mode
A mobile device, system, and method are disclosed for use in a wireless communication system during the mobile device's transition from a dual mode, in which a packet switched connection and...
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7610399 |
Enhanced channel access mechanisms for an HPNA network
A method and a system is disclosed for providing access to a communications medium that is suitable for allowing use of a plurality of Home Phoneline Network Association (HPNA) v2 frames. A...
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7606930 |
Enhanced channel access mechanisms for an HPNA network
A method and a system is disclosed for providing access to a communications medium that is suitable for allowing use of a plurality of Home Phoneline Network Association (HPNA) v2 frames. A...
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7590110 |
Balanced high-capacity switch
A high capacity switching node comprises a lattice structure of low-latency switch units and a plurality of balanced connectors interfacing electronic edge nodes to diagonal subsets of said switch...
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7583692 |
Communications network and method of controlling the communication network
The invention relates to a communications network with at least two network nodes, between which data may be transmitted via a transmission medium,
in which a communications schedule is...
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7558258 |
Wireless communication method and wireless communication apparatus
A beacon slot position control section ( 205 ) of a radio communication apparatus constituting a radio network system which detects whether empty beacon slots are present in a beacon period. When...
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7535895 |
Selectively switching data between link interfaces and processing engines in a network switch
Technology is disclosed for directing data through a network switch. One version of a network switch employs a mid-plane architecture that allows data to be directed between any link interface and...
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7492760 |
Memory egress self selection architecture
A method of time division multiplex switching reduces the implementation area by reducing the area required for both memory storage at each egress port and the multiplexing circuitry required....
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7468955 |
System and method of defining a modified UPSR SONET network including sub-tending rings
A method of providing a data file that defines a modified SONET ring network including at least one sub-tending ring is disclosed. The method comprises identifying a set of low data rate...
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7450576 |
Timeslot assignment
An apparatus and method includes receiving frames from multiple channels, each frame partitioned into multiple timeslots, reading a timeslot lookup table including an entry that specifies an...
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7447429 |
Bidirectional line switched ring network
A bidirectional line switched ring network which enables high-speed operation with improved reliability because of a reduced software processing load is disclosed, and the network includes a...
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7443843 |
Terminal relay device and relay method
An apparatus has a cross connection circuit, first switching sections located on the input side of the cross connection circuit to switch a presently-used transmission path and a reserve...
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7428231 |
Channel sharing method and device thereof
A channel sharing method and device thereof are disclosed. The method starts by providing a plurality of channels, wherein each of the channels comprises a time interval. A time slot having a width...
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7424030 |
Method, system and storage medium for providing a cross connect user interface
A user interface for managing connections in a communication network cross connect. The user interface provides for creation, viewing and removing connections in the cross connect. When displaying...
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7406101 |
System and method for providing on-chip delay measurements in serializer / deserializer systems
A system and method is provided for making highly accurate data propagation delay measurements in a serializer/deserializer (SERDES) integrated circuit. The invention detects a selected special...
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7382799 |
On-demand broadcast protocol
A method of communicating over a network of nodes using a plurality of time slots is disclosed. According to the method, at least one of the plurality of time slots are assigned to a first node....
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7359359 |
Method and system of channel adaptation
The present invention relates to transmissions and retransmissions in a communications system. It reveals a method and system for backward compatible detection of an introduced channel sub-frame...
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7349341 |
Procedure for sorting flows in a transport network carrying circuit data flows
A procedure for sorting a plurality of circuit data flows ( 7, 8 , . . . ) located, according to an initial configuration, in a plurality of sets of slots (space, time, frequency or wavelength) in...
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7346048 |
Efficient high density voice processor
A circuit and method are presented for signal processing and routing of digital voice telephony signals, using a specialized high-density integrated circuit voice processor. The voice processor...
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RE40057 |
Method and apparatus for providing interoperation between a digital communication system and a public switched telephone network
An interworking unit ( 14 ) for providing an interface between a digital communication network ( 12 ) and a public switched telephone network (PSTN) ( 16 ) includes a de-vocoder ( 30 ), a protocol...
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7298759 |
Apparatus for generating time slot in home network system and method thereof
An apparatus for generating a time slot in a home network system using home PNA 2.0 protocol and a method thereof are provided. The apparatus for generating a time slot includes a signal analyzer...
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7295817 |
Wireless data communication unit
A wireless data communication unit ( 700 ) shares a data communication resource with a plurality of other data communication units. The wireless data communication unit ( 700 ) receives channel...
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7292568 |
Timeslot interchange switch
A timeslot interchange switch has a three stage pipelined construction. A cross-connect stage identifies egress timeslots for which there is a corresponding data source. The cross connect stage has...
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7260093 |
Time-slot interchange switches having group-based output drive enable control and group-based rate matching and output enable indication capability
Time-slot interchange (TSI) switches include an input buffer that is configured to receive at least first and second groups of serial input data streams and an output driver that is configured to...
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7257115 |
Data memory address generation for time-slot interchange switches
Time-slot interchange (TSI) switches and a pipelined data memory address generation circuit are provided. The TSI switches and the pipelined data memory address generation circuit include a first...
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7243183 |
SONET data byte switch
A switch system including a plurality of input ports and a plurality of output ports for transferring data from one of the input ports to one of the output ports, and a plurality of memory devices...
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7200143 |
Intergrated services digital network private branch exchange capable of choosing synchronization clock source automatically
An integrated services digital network private branch exchange, which is capable of automatically choosing a synchronization clock source. The integrated services digital network private branch...
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7187673 |
Technique for creating a machine to route non-packetized digital signals using distributed RAM
A signal router routes N inputs to M outputs. All inputs signals are ultimately applied to a data buss by spreading across multiple buss lines and time multiplexing. The data are read from the buss...
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7187672 |
Connection rearrangement in communication switches
A processor is programmed to reduce a problem of adding a new connection to a time-space-time (TST) switch of a communication network into a problem of graph theory, and to solve the problem using...
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7180861 |
Strict priority distributed coordination function in wireless networks
A system and method for prioritizing the transmission of packets in a wireless local area network. A station selects a packet from local priority queuing and identifies the priority bits of the...
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7154884 |
Stackplane architecture
A scalable multi-service node system uses a stackplane architecture which allows the transport capacity to be flexibly expanded while providing first traffic mode and second traffic mode link...
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7139253 |
Packet switches
A router device has a plurality of ingress line interface cards (LICs), a plurality of egress LIC's, a backplane and a controller. Transmission of signals from the ingress LICs to the controller,...
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7020186 |
Multi-mode bi-directional communications device including a diplexer having switchable low pass filters
A multi-mode bi-directional communications device including a diplexer having a high-pass filter, a first low-pass filter, and a second low-pass filter. Downstream processing circuitry is coupled...
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6973149 |
Arrangement for capturing data
An arrangement for capturing data from a data stream of a predetermined data transfer rate using a flip-flop, comprises a symmetrical multi-phase clock generator that is adapted to be locked to a...
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6970706 |
Hierarchical call control with selective broadcast audio messaging system
A cordless digital telephone system which allows hierarchical call control in a cordless phone system is provided. Based upon a priority level associated with the identified phone number, a call...
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6944153 |
Time slot interchanger (TSI) and method for a telecommunications node
A time slot interchanger (TSI) for a telecommunications node includes an exchange memory and a controller. The exchange memory includes a plurality of exchange memory slots. Each exchange memory...
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6934295 |
Multi-mode scheduler, apparatus including multi-mode scheduler and multi-mode scheduling method
In a multi-mode scheduler including a N×kM scheduler for adjusting data transmission between N-pieces of input interface sections and kM-pieces of output interface sections, the multi-mode...
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6931022 |
Background test system for time division multiplexing switching systems
A method for testing a transmission system is disclosed. The method comprises receiving a time division multiplexed (TDM) stream on an input of the transmission system. The method also comprises...
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6928124 |
Method and system for fast synchronization multiframe structures using periodic signatures
The invention describes a method and a system for fast and economic synchronization of multiframe structures, such as PDH multiframe binary signals, by detecting a periodic binary signature in a...
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6888825 |
Cross-connect with shared storage
A method and apparatus for sharing storage in a cross-connect. According to one embodiment of the invention, a cross-connect includes a number of sets of data input lines and a number of matrices....
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6885663 |
Time/space switching component with multiple functionality
A time/space switching component is provided with multiple functionality that includes a time switching unit, of a space switching unit of a data channel sequence correction unit and of a control...
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6885639 |
Packet switch and packet switching method
For achieving elimination of unfairness between ports, reserved output port information transferred between respective modules is input to switch out of the module to vary destination of output....
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6879603 |
Processor-based voice and data time slot interchange system
A technique for performing a time slot interchange in a processor. The TSI process is surrounded by a multiplexing/demultiplexing circuit for converting a plurality of PCM highways into a single...
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6870839 |
Cross-connecting sub-time slot data rates
A cross-connect is provided which uses “mask” and “rotate” parameters, rather than “source” and “destination” parameters. In a first step ( 1300 ), a word representing a full time...
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6865398 |
Method and system for selectively reducing call-setup latency through management of paging frequency and buffering of user speech in a wireless mobile station
A method and system for selectively reducing call-setup latency. The method and system provides for selectively increasing the paging frequency used for paging certain mobile stations, so as to...
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6856681 |
Device for connecting a data processing device to a telecommunications system
The connection device connects a telecommunications system to a data processing device which provides telecommunications applications. The telecommunications system and the data processing device...
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6850501 |
Method and arrangement for enhancing pre-synchronization reliability in a cellular radio system
A method is presented for enhancing pre-synchronization reliability in a cellular radio system. At least one base station in the cellular radio system is arranged to transmit at least two such...
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