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7616628 |
Switched processor datapath
Data-processing systems including processor datapaths that efficiently support computationally advantageous routing operations are disclosed. Data-processing methods based on such systems are also...
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7606265 |
Method and apparatus for transceiving multiple services data simultaneously over SONET/SDH
A method and apparatus for transceiving multiple service data from multiple communication services to a SONET/SDH communication system or network are provided. A SONET/SDH universal framer (SURF)...
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7593997 |
Method and system for LUN remapping in fibre channel networks
A Fibre Channel switch element in a Fibre Channel network is provided. The Fibre Channel switch element includes a port that replaces a logical unit number (“LUN”) field value in a FCP_CMND...
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7570655 |
Distributed router application serialization
A router, which may be a wireless gateway, for routing messages between communications networks, including a persistent storage, and a transport interface for sending outgoing messages to...
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7570634 |
Priority queuing of frames in a TDMA network
A node ( 401 ) responsive to a TDMA protocol is provided. The node ( 401 ) can include a transceiver ( 403 ) and one or more processors ( 407 ) cooperatively operable with the transceiver ( 403 )....
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7486683 |
Algorithm and system for selecting acknowledgments from an array of collapsed VOQ's
A method for selecting packets to be switched in a collapsed virtual output queuing array (cVOQ) switch core, using a request/acknowledge mechanism. According to the method, an efficient set of...
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7480505 |
Providing evolution data only (EV-DO) service in network interfacing wireless public network and wired/wireless private network
An Evolution Data Only (EV-DO) service is provided by a network interfacing a wireless public network and a wired/wireless private network so that an EV-DO call is transmitted via the private...
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7324509 |
Efficient optimization algorithm in memory utilization for network applications
A communication device configured to assign a data packet to a memory bank of a memory device is provided. The communication device includes an input port for receiving the data packet, a...
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7301941 |
Multistage digital cross connect with synchronized configuration switching
A digital cross connect comprises plural switching stages. Each stage has plural switches which receive plural frames of time multiplexed input data and which switch the data in time and space....
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7272656 |
Address management system, interface ID setting processor, communication terminal, address management method, and computer program
In an address management system, an interface ID can be handed over from one apparatus to another without losing the correspondence between the interface ID and a user. As a result, the interface...
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7269168 |
Host bus adaptor-based virtualization switch
Placing virtualization agents in the switches which comprise the SAN fabric. Higher level virtualization management functions are provided in an external management server. Conventional HBAs can be...
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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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7173903 |
Vehicle active network with communication path redundancy
A vehicle active network ( 12 ) communicatively couples devices ( 14–20 ) within a vehicle ( 10 ). Device operation is independent of the interface ( 22–28 ) of the device ( 14–20 ) with the...
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7170853 |
Vehicle active network topologies
A vehicle active network ( 12 ) communicatively couples devices ( 14–20 ) within a vehicle ( 10 ). Device operation is independent of the interface ( 22–28 ) of the device ( 14–20 ) with the...
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7158510 |
Look-up table arbitration system and method for a fast switching element
A look-up table (LUT)-based arbitration (LTA) system and methodology for use in a network switch element. Input control signals generated by ingress and egress entities associated with a...
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7092393 |
Method and apparatus for distributed reassembly of subdivided packets using multiple reassembly components
Methods and apparatus are disclosed for distributed reassembly of large packets split into smaller packets. Larger packets are split into several smaller packets, which are marked with a sequence...
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7054993 |
Ternary content addressable memory device
A ternary content addressable memory device. The device includes a ternary CAM array segmented into a plurality of array groups, each of which includes a number of rows of ternary CAM cells. Each...
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7031261 |
Method and apparatus for egress channel architecture that supports protection within SONET/SDH based networks
A channel is described that has a backplane interface unit that selects a signal from a backplane. The backplane interface unit is coupled to a cross connect table that provides an indication where...
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6931002 |
Hybrid switching
A switch switches time division multiplexed (TDM) data and packet data from input ports to output ports. The swich comprises: a plurality of input ports receiving data, wherein each data comprises...
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6594270 |
Ageing of data packets using queue pointers
A packet memory system including a memory space having a multiplicity of addressable memory locations for the storage of data packets, pointer control means for generating a write pointer which...
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5732082 |
System and method for multi-frame received queuing with sorting in an asynchronous transfer mode (ATM) system
An ATM information system processes information at the frame level using a processor including a device driver; a system memory and an adapter for sorting data cells into partially completed frames...
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5617414 |
Power reduction in time-space switches
In a telecommunication system, especially a telephone system having at least one electronic computer controlled telephone exchange, in its turn having time-space type switches, including a number...
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5475676 |
Switch for self-healing ring
First stage and third stage four-input four-output space division switches are arranged before and after a second stage time division switch, and two outputs of the first stage space division...
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5361255 |
Method and apparatus for a high speed asynchronous transfer mode switch
A method and apparatus for a high speed asynchronous transfer mode switch is provided which includes an input buffer circuit coupled to communication lines for receiving and temporarily storing...
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5317572 |
Hybrid multiplex synchronizing method and apparatus therefor
Disclosed are a hybrid multiplex synchronizing method and apparatus therefor, in which, when time-shared multiplexed data having different frame patterns and different frame lengths are inputted in...
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5130979 |
Frame converter using a dual-port random access memory
For rearranging the time slots of an incoming frame according to a specified order and generating an outgoing frame. A time base generates timing pulses at intervals N times greater than the...
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5014268 |
Parallel time slot interchanger matrix and switch block module for use therewith
A parallel time slot interchanger, particularly for use in telecommunication switching, comprises a plurality of switch groups, with each switch group containing a second plurality of channels. The...
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4912698 |
Multi-processor central control unit of a telephone exchange system and its operation
A method and apparatus for operating a multiprocessor control computer provides that at least one part of the central processors may be connected through switches to each half of a duplicated...
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4858227 |
Space and time having multiplexed memories
A space and time switch receives digitized voice and/or data as forty-six separate serial bit streams with each voice or data path occupying one time-slot on one bus, resulting in a total of 1472...
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4809261 |
Space and time switch for 22 PCM highways
A space and time switch receives digitized voice and/or data as twenty-two separate serial bit streams with each voice or data path occupying one time-slot on one bus, resulting in a total of 704...
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4791639 |
Communications switching system
A communication switching system for routing digital voice and data signals and message signals between a plurality of peripheral circuits disposed in one or more peripheral subsystems and a main...
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4656626 |
Apparatus and method for providing dynamically assigned switch paths
A CAM/RAM/CAM memory array is used to provide dynamic space and time switching between a plurality of sources and destinations. The memory array includes a source CAM portion, a destination CAM...
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4621357 |
Time division switching system control arrangement and method
A method and arrangement for controlling a time division switching system including a time multiplexed switch is disclosed. The time division switching system comprises a plurality of time-slot...
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4564937 |
Remote data link address sequencer and a memory arrangement for accessing and storing digital data
An address sequencer and memory arrangement is shown for transferring data in the form of message bytes to and from a plurality of digital data links. The address sequencer and memory arrangement...
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4320501 |
Multiplex space switch
The space switch has an inlet series to parallel converter (1) arranged to take sequential data from the i-th time slot of each of a plurality of synchronized inlet multiplexes and apply them...
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4287590 |
Time division multiplex communication system
A time division multiplex communication system comprised of a plurality of modules, each module being equipped with a space division concentrator and a processor. The modules are interconnected by...
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4257119 |
PCM switching system for wide and narrow band signals
A common control telecommunications switching system capable of efficiently handling both narrow band and wide band information. The system uses a hybrid digital network having a time division...
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4173713 |
Continuously expandable switching network
A telephone central office switching network and a basic switching element utilized therein is disclosed herein. The basic switch element has the capability of reflecting traffic entering any of...
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4162375 |
Time-divison multiplex switching network with spatial switching stages
A TDM/PCM switching network comprising a plurality of time and spatial switching circuits associated with different groups of TDM lines. The present invention is primarily concerned with the manner...
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4114143 |
Modular switching system
Three-stage switching network for digital, time division multiplexed channels that is structurally extendable may be constructed by placing on a single structural unit an input buffer with...
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4107480 |
Pulse code modulated, time division multiplex switching network
A pulse code modulation, time division multiplex (PCM/TDM) switching network is used in tandem exchanges for connecting receive and transmit trunks and for allocating receive time slots to time...
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4069399 |
TDM PCM Communication system
A TDM PCM communication system includes a plurality of user terminals, a switching network and a CPU for controlling the establishment of transmission paths between the user terminals and the...
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3959596 |
Time division switching network
A TDM switching network for a communication system having 17 input transmission lines for carrying TDM digital signals in 64 input channels on each input line and having 15 output transmission...
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3865989 |
Switching module for a PCM switching system
An electronic switching module is provided for a switching system handling signals which have been subjected to Pulse Code Modulation. The module provides a path through two space switching stages...
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3825690 |
LOSSLESS NETWORK JUNCTOR FOR PCM DIGITAL SWITCHING SYSTEMS
A network junctor for use with a switching network of a PCM digital switching system including two vertical access buses connectible through the functioning of two line switching memory LSM units...
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3806886 |
APPARATUS FOR STORING SEVERAL MESSAGES RECEIVED SIMULTANEOUSLY
Apparatus for transferring messages received at any of four inputs to any of 512 outputs. Messages of 64 bits each may be present on any of four data input lines simultaneously. A 9-bit address...
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3708626 |
SWITCHING CENTER FOR PCM- TIME MULTIPLEX TELEPHONE NETWORK
A time division communication system which provides means for connecting the information in a pulse frame on an incoming telephone line to the next free time channel in a pulse frame on an outgoing...
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