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Class 370/357 - Through a circuit switch


Subclass of Class 370 - Multiplex communications
Definition: Subject matter wherein the switching network establishes
No. of patents: 258
Last issue date: 05/08/2012


1              
NumberTitleIssue Date
8175085Bus scaling device
A scaling device or striper improves the lane efficiency of switch fabric. The striper controls or adjusts transfer modes and payload sizes of a large variety of devices operating with different protocols. The striper interfaces between network devices and the switc...
05/08/2012
8031703System and method for dynamic maintenance of fabric subsets in a network
A networking device includes a port, and a management module that identifies fabric subsets that include networked devices that can exchange information with each other, detects that a networked device was uncoupled from the networking device, and modifies the fabri...
10/04/2011
7920555Composite trunking
An Internet router treats plural output ports with a common destination as a composite port. A routing table uses the IP address to determine a composite trunk to which the packet is to be forwarded. A forwarding table identifies a route along a routing fabric withi...
04/05/2011
7907603Acceleration of label distribution protocol (LDP) session setup
In one embodiment, a network device executes a Label Distribution Protocol (LDP) that sends LDP Hello messages at a default rate. The rate of sending LDP Hello messages is modified to accelerate the establishment of an LDP session between the network device and an L...
03/15/2011
7808982Method for verifying shared state synchronization of redundant modules in a high availability network switch
Embodiments of the invention disclose a method of determining the existence of state synchronization between two redundant processing modules operating in a network switch that operates in a manner wherein ordinary network traffic stimuli are autonomously processed ...
10/05/2010
7796586Data stream transmission/reception device
A data stream transmission/reception device manages external devices in at least two groups, assigns independent resources to the groups, and for each group, a connection is made to the assigned hardware resource via a preferentially-used plug. This enables handling...
09/14/2010
7675908Parallel channel architecture
A high data rate switch is disclosed. The switch may include fiber optic channels where a plurality of switching elements necessarily operate at a significantly lower data rate providing routing of variable or fixed size data packets from a plurality of source ports...
03/09/2010
7643475Call release in a communication network
A communication network comprising a first node and a second node. The first node is configured to transfer a first control message for a call having an inbound call path and an outbound call path wherein the first control message indicates a release request. The se...
01/05/2010
7639673Method and apparatus for SDH/SONET frame alignment
The invention discloses a frame alignment method. Based on time-sharing structure of SDH/SONET data, the methods use one common circuit to complete functions like pointer interpretation, pointer generation and payload interception and storage, etc. The method stores...
12/29/2009
7616626Telephone exchange apparatus and control method for telephone exchange apparatus
A telephone exchange apparatus includes a memory which stores a plurality of resource information for executing mutually different plural communication service functions, a recorder which records communication signals for processing in the each resource information,...
11/10/2009
7590108Composite computer apparatus and management method thereof
In network setting, when setting inputted from a management terminal is inputted into management agent of a CPU blade, the management agent performs network setting to a device driver of the CPU blade, performs setting of NIC to the device driver of the CPU blade an...
09/15/2009
7508823Method and apparatus for high-speed multiple channel and line selector switch
A high-speed multiple channel and line selector switch allows the simultaneous selection of the two lines of a differential channel and permits the simultaneous selection of multiple channels by introduction of the appropriate high speed pad connectivity. ...
03/24/2009
7460526System and method for establishing a carrier virtual network inverse multiplexed telecommunication connection
The present invention provides a system and method for establishing an inverse multiplexed connection using layer one resources dedicated to a carrier virtual network. A plurality of links may be identified that when combined will meet the service level requirements...
12/02/2008
7453869Carrier based call release
A communication network comprising a first node and a second node, the first node configured to transfer a first control message for a call having an inbound call path and an outbound call path wherein the first control message indicates a release request and a carr...
11/18/2008
7443838Mobile communications system and operation control method, and node and wireless control apparatus therefor
A normal audio communication terminal can use the VoIP technology in a mobile communications system by using an audio communication circuit for a conventional wireless circuit, and adding an audio communications function to a packet communication device. In a PS (pa...
10/28/2008
7424030Method, 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 connections, a granularity may be adjusted to allow for effective vie...
09/09/2008
7424011Rearrangeably nonblocking multicast multi-stage networks
A rearrangeably nonblocking multicast network includes an input stage having r1 switches and n1 inlet links for each of r1 switches, an output stage having r2 switches and n2 outlet links for each of r2
09/09/2008
7372806Fault recovery system and method for a communications network
In a communications network where first and second nodes are interconnected by communication links, a source node transmits a path setup message for requesting a traffic path to a destination node. Each of the first and second nodes includes routing control means fo...
05/13/2008
7372828Wireless access point management in a campus environment
A Wireless Local Area Network (WLAN) is operated in conjunction with a wired Local Area Network (wired LAN) to service a premises, e.g., a campus setting. The wired LAN services the wired communication needs of the premises and serves as the wired backbone of the WL...
05/13/2008
7369502Intelligent provisioning of DSP channels for codec changes
A communication system in which a profile of codecs is loaded at the originating end. The originating end sends the profile of codecs to the terminating end and receives in return an indication of which codec to use. The originating end and the terminating end creat...
05/06/2008
7366712Information retrieval center gateway
A method, apparatus, and gateway allows a variety of client devices to access information from current information providers, and the information is adapted to accommodate the differing formats of the client devices. Speech processing, text-to-speech (TTS), speech f...
04/29/2008
7366165Input line interface device and packet communication device
An input line interface device that is used to accommodate packets from a high-speed line efficiently and to reduce a processing load on a back stage caused by routing control. A packet allotting section divides a variable-length packet, allots divided packets to pa...
04/29/2008
7362717Method and system for using distributed name servers in multi-module fibre channel switches
A method for processing a Get Identifier (“GI_A”) command received by a switch module of a multi-module fiber channel switch with a plurality of switch modules is provided. The method comprises determining if a domain value in the GI_A command is that of the mul...
04/22/2008
7363400Data transfer switch
When the capacity availability of buffer memory provided to an output port of a frame to be transferred is exceeding a predetermined value, a crossbar switch is used for path change of the frame. When the capacity availability of the buffer memory of the output port...
04/22/2008
7362749Queuing closed loop congestion mechanism
An exemplary queuing congestion mechanism and method are disclosed that provide congestion management at an egress port of a packet switch. The queuing congestion mechanism includes at least a first, a second and a third queue, which each have an input, an output, a...
04/22/2008
7363473System for dynamic service provisioning
Disclosed is a network processor configured to provide for dynamic service provisioning. A global connector defines a topology of packet processing functions that can be dynamically ordered to provide varying functionality. The global connector may be configured bef...
04/22/2008
7359985Method and system for high-performance delivery of web content using high-performance communications protocols to optimize a measure of communications performance between a source and a destination
The present invention provides a method and apparatus for increasing the performance of world-wide-web traffic over the Internet. A distributed network of specialized nodes of two types is dispersed around the Internet. A web client's requests are directed to a node...
04/15/2008
7356030Network switch cross point
A switching fabric having cross points that process multiple stripes of serial data. Each cross point includes a plurality of port slices and ports. Each port includes a plurality of FIFOs, a FIFO read arbitrator, a multiplexer, a dispatcher, and an accumulator. In ...
04/08/2008
7355966Method and system for minimizing disruption in common-access networks
A method and fibre channel switch element is provided for isolating a defective device that is coupled to a fibre channel arbitrated loop. The method includes, isolating a port if a loop initialization primitive (“LIP”) is detected from a device coupled to the a...
04/08/2008
7355992Relay for extended range point-to-point wireless packetized data communication system
A limited acknowledgement-based communication methodology increases the throughput efficiency of a relay-based, extended range, wireless packetized data transmissions to a data-reception site from a data-sourcing site, geographically remote with respect to the data-...
04/08/2008
7352701Buffer to buffer credit recovery for in-line fibre channel credit extension devices
A method and system for credit recovery of lost frames and R_RDYs in an in-line credit extender is provided. The method includes, comparing received frame count and a programmable counter value when BB_SCs are received; loading the difference between the frame count...
04/01/2008
7340167Fibre channel transparent switch for mixed switch fabrics
A method and a Fibre Channel switch element are provided that allows communication between a host system and a target device attached to a proprietary switch fabric in a network. The Fibre Channel switch element includes a first port that communicates with the targe...
03/04/2008
7334067Programmable controller having reduced control key set
In some embodiments, a wall-mountable, programmable controller having control keys (e.g., less than eight keys or another small number of keys), a subassembly including circuitry, and a control key insert removably mountable to the subassembly and including at least...
02/19/2008
7333805Method for monitoring the transmission quality in a cellular radio communication system
In a cellular radio communication system that supports in each of its cells a plurality of different codec modes for the purpose of radio transmission, the terminals working in a cell and a base station of the cell refer to the information relating to the use of cod...
02/19/2008
7334046System and method for optimizing frame routing in a network
A method for routing Fibre Channel frames in a Fibre Channel system is provided. The method compares a cost associated with a pre-programmed preferred route when the pre-programmed preferred route has been pre-programmed to route Fibre Channel frames between a sourc...
02/19/2008
7330920Signal initiator and method for on-demand communication
A method is provided for on-demand communications in a communication network with support for a plurality of communication units participating in a common communication, which includes multiple signal initiators, each supplying a signal, which are virtually simultan...
02/12/2008
7328027Method for vocoder selection based on loads in coverage areas of a wireless wide area network
The load of a coverage area in a wireless wide area network can be used as a basis to determine which vocoder to use in establishing a call between a wireless device in that coverage area and a wireless device in a different coverage area. If the load of the coverag...
02/05/2008
7321586Method for establishing communication links in an exchange in a switching system
The present invention relates to a method wherein communication links between subscriber access lines of subscriber access units of an exchange in a switching system comprising a number of exchanges are established within the exchange concerned either directly in th...
01/22/2008
7319669Method and system for controlling packet flow in networks
A system and method for transmitting and bundling network packets is provided. The incoming network packet size is determined and if the remote buffer space is sufficient to hold the network packet it is transmitted to the destination port. If the remote buffer spac...
01/15/2008
7307985Method and system for automatically routing a dial plan through a communications network
A method and system for identifying switch and trunk-group combinations and updating switches, or other components, required to implement a dial plan is provided. The method includes receiving a source network-element identifier and a destination network-element ide...
12/11/2007
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