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| Number | Title | Issue Date |
| RE40451 | Procedure for ensuring the operation of signalling channels in a V5 interface The present invention relates to a procedure for ensuring the operation of signalling channels in a V5 interface between a local exchange (LE) and an access node (AN). The interface includes at least two links (L), in conjunction with redefinition of the interface c... | 08/05/2008 |
| 7376088 | Redundant communication network of the switched full-duplex ethernet type and a management method of the redundancy of such a network, notably in the avionic domain A redundancy management method of a switched full-duplex Ethernet communication network includes at least two independent elementary networks each of which includes at least one source equipment and at least one destination equipment. The method includes a step for ... | 05/20/2008 |
| 7373563 | Root cause correlation in connectionless networks A method for correlating routing errors to link failures in a network, the method including detecting a link failure between a first and a second router NODES in a network, associating a first node address indicated in a first routing table of the first router with ... | 05/13/2008 |
| 7363359 | Element management system with automatic remote backup of network elements' local storage An element management system that can itself be used to perform automatic remote backup of the network elements. A backup procedure is launched on a programmed schedule, to maintain a centrally located copy of the local data stored in the network elements (or their ... | 04/22/2008 |
| 7343156 | Method for logging on a portable part at a base station and base station for carrying out the method A method, and base station, are provided for logging on a portable part at a base station having activating capabilities for more than a single associated portable part, wherein the base station, before a log-on mode is actually switched on, performs a check for an ... | 03/11/2008 |
| 7321586 | Method 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 |
| 7319747 | Method and system for combining an emergency standalone switching device with a switching system interface The present invention is a system and method of combining an emergency standalone switching device with a switching system interface used to bypass the common control and switch matrix of a class 5 digital switch. The emergency standalone switching device pro... | 01/15/2008 |
| 7308477 | Unified messaging system configured for transport of encrypted messages A unified messaging system is configured for encrypting messages. The calling party is prompted to encrypt the unified message, for example as part of an extended options menu. The unified messaging system encrypts the unified message based on an encryption key inpu... | 12/11/2007 |
| 7292858 | Method and apparatus for communicating with one of plural devices associated with a single telephone number during a disaster and disaster recovery A system for (and a method of) selectively establishing communication with one of plural devices associated with a single telephone number during a disaster or disaster recovery period. The method can offer disaster recovery to an enterprise depending upon its size,... | 11/06/2007 |
| 7257205 | Method and apparatus for communicating with one of plural devices associated with a single telephone number during a disaster and disaster recovery A system for (and a method of) selectively establishing communication with one of plural devices associated with a single telephone number during a disaster or disaster recovery period. In a preferred embodiment, the system includes two wireless connection units, ea... | 08/14/2007 |
| 7248565 | Arrangement for managing multiple gateway trunk groups for voice over IP networks An IP-based node in communication with IP-based gateway devices is configured for executing circuit selection for a prescribed trunk group having multiple sets of connected trunk groups, the multiple sets of connected trunk groups managed by the respective IP-based ... | 07/24/2007 |
| 7245583 | System and method for providing lifeline telecommunication service to line-powered customer premises equipment A system for providing lifeline telecommunication service includes a telecommunication interface, a data packet service module, an analog signal service module, a power generator, and a switch. The telecommunication interface receives telecommunication information f... | 07/17/2007 |
| 7239628 | Line-powered network interface device A network interface device includes a first interface, a power extractor, a transceiver, and a second interface. The first interface receives a signal that includes both power and packetized information. The power extractor extracts the power from the signal and pow... | 07/03/2007 |
| 7236587 | Systems and methods for determining critical circuit diversity According to the invention, systems and methods are provided for analyzing the diversity of a set of critical telecommunication circuits. For example, according to one embodiment of the invention, a method is provided for analyzing the diversity of critical telecomm... | 06/26/2007 |
| 7227927 | Scalable call processing node A scalable call processing node includes link interface modules capable of processing n calls per second and call server modules capable of processing m calls per second, n is variable relative to m by changing the relative numbers of call server and link interface ... | 06/05/2007 |
| 7206399 | Failsafe configuration for alternative network telephony A failsafe configuration for alternative network telephony is disclosed. An indication as to whether an alternative network telephony call processing system is available to process calls from an associated piece of telephone equipment is received automatically and t... | 04/17/2007 |
| 7187651 | Overload reduction in a communication system Reducing overload conditions of a node of communication system comprises storing one or more sets of overload range values, where each set represents a range of used capacity of a component of the node. A rejection proportion value is stored in association with each... | 03/06/2007 |
| 7184427 | System and method for communicating telecommunication information from a broadband network to a telecommunication network A system for communicating telecommunication information includes a memory, packetization modules, and a telecommunication interface module. The memory stores subscriber profiles associating each of several subscribers with a telecommunication interface. The packeti... | 02/27/2007 |
| 7158627 | Method and system for inhibiting softswitch overload A method includes receiving, at a softswitch executing on a computer, a plurality of calls for switching, monitoring at least one criteria associated with operation of the computer, and based on the monitoring, limiting the number of calls processed by the computer.... | 01/02/2007 |
| 7149182 | System and method for providing lifeline telecommunication service A system for providing lifeline telecommunication service includes a gateway, an analog signal service module, and an integrated access device. The gateway receives telecommunication information from a telecommunication switch and generates data packets for communic... | 12/12/2006 |
| 7142640 | Method and system of remotely restoring communication lines The disclosure relates generally to a system of restoring communication circuits. The system includes an automated circuit switchover system embedded within a telephone central office, a technician terminal for use by telephone network operations personnel, a test a... | 11/28/2006 |
| 7127056 | Dynamic adaptation to congestion in connection-oriented networks Dynamic adaptation of connection-oriented networks is introduced wherein, once congestion is encountered, dynamic adaptation steps may be performed. Four adaptation steps are proposed for reacting to various network congestion scenarios. It is further recommended th... | 10/24/2006 |
| 7123606 | Voice over IP device capable of auto-selectively dialing up public switch telephone or internet phone and the method thereof The invention relates to a voice over internet protocol device capable of auto-selectively dialing up public switch telephone network or internet phone, said voice over internet protocol device can base on preset operation mode to detect if there is an in-coming cal... | 10/17/2006 |
| 7099310 | Method and apparatus for providing voice signals to and from a telecommunications switch A voice gateway (64) includes an input port (70) that receives a voice signal from an unbundled analog line (62) coupled to a Class 5 switch (52). The voice signal is converted to a digital format by an analog-to-digital and digita... | 08/29/2006 |
| 7068712 | Cable network redundancy architecture A CMTS redundancy technique requires at least two CMTS interfaces (e.g., line cards) on one or more CMTS chassis at the head end of a cable network. One of the CMTSs serves as a backup or “protecting” CMTS. When another CMTS (a “working” CMTS) becomes unavai... | 06/27/2006 |
| 7065038 | Automatic protection switching line card redundancy within an intermediate network node An apparatus and technique configures an intermediate network node, such as an aggregation router, to implement automatic protection switching (APS) redundancy among its line cards in the event of a failure to one of those cards. The APS line card redundancy provide... | 06/20/2006 |
| 7058170 | Method for operating and apparatus for a back-plane supporting redundant circuit cards The present invention provides clear and robust arbitration of which of two system controllers is in control of a telecommunications switching system. Each system controller monitors and actively reports its status to a separate arbitration circuit. The resultant si... | 06/06/2006 |
| 7002915 | Automated mass calling control for public switched telephone networks employing a packet based virtual tandem This patent concerns a system and method for detecting a mass calling event in a telephone system and to regulate telephone calls to a call destination for which a mass calling event has been detected where a packet transport network and Call Server is integrated in... | 02/21/2006 |
| 6999978 | Data backup method During backup of a database's data stored in individual files, it is not permissible for the data in the individual files to be altered, for reasons of consistency. For this reason, the files are blocked to altering access operations after a particular time during a... | 02/14/2006 |
| 6996134 | System and method for reliably communicating telecommunication information A method reliably communicates content for multiple subscriber lines via a single physical transmission medium between a telecommunication gateway and equipment at a customer location. In that method, content for two or more subscriber lines of the customer location... | 02/07/2006 |
| 6990320 | Dynamic reallocation of processing resources for redundant functionality A method of and multi-processor based apparatus for dynamically reallocating processors to provide redundant functionality, the method including detecting a fault in a first function having a first priority, the first function supported by a first processor; selecti... | 01/24/2006 |
| 6980638 | Failsafe configuration for alternative network telephony A failsafe configuration for alternative network telephony is disclosed. An indication as to whether an alternative network telephony call processing system is available to process calls from an associated piece of telephone equipment is received automatically and t... | 12/27/2005 |
| 6975717 | Selective processing of calls using alternative network telephony A system and method are disclosed for selective processing of calls using alternative network telephony. Called party data is received indicating a destination to which a calling party using a local telephone equipment desires to place a call. It is determined trans... | 12/13/2005 |
| 6975718 | Automated route plan generation A communication system includes a tenant with multiple physical locations that include a number of packet enabled telecommunications devices managed by one or more call managers. To generate a route plan for use by a call manager in managing calls from these devices... | 12/13/2005 |
| 6970555 | Fault tolerant telephony control An agent workstation in a computer-telephony system is controlled to provide a fault tolerance technique. A telephony device driver in the workstation is controlled by a server process in the workstation. A first client process interfaces a controller to the server ... | 11/29/2005 |
| 6950654 | Data stream protection system and method of use An data stream protection system and method of use is disclosed. The system comprises a plurality of N main transceivers; a plurality of N standby transceivers logically paired with unique N main transceivers; a plurality of N main network adapters logically paired ... | 09/27/2005 |
| 6915136 | Mobile communication method and mobile communication system Any one of a plurality of terminals sharing the same number determines whether or not to switch a transfer to any of the other terminals sharing the same number. If it determines that the transfer is to be switched, it authenticates one terminal among the other term... | 07/05/2005 |
| 6910067 | Virtual private data network session count limitation A data communications network with a plurality of PoPs maintains a local database associated with each PoP and a central database somewhere on the data communications network. The local database contains a group identification such as a domain identification corresp... | 06/21/2005 |
| 6904104 | Technique for demodulating a linear modulated data signal in a communications system A receiver section recovers the in-phase and quadrature components of a linear modulated data signal. The in-phase signal is sampled and quantized producing an in-phase sample stream, and the quadrature phase signal is sampled and quantized producing a quadrature sa... | 06/07/2005 |
| 6904142 | Digital exchanging apparatus and method of communication control IP-PBXs having different structure, for example, stand-by and active transmission lines are connected between unused pins of the interface block 24A and 24B to supply the relay driving signal from the switching block 20A to the switching block | 06/07/2005 |
