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| Number | Title | Issue Date |
| 8175223 | Intelligent self-healing networks and advanced troubleshooting of communication service problems A problem detection and repair system receives a trouble indication indicating a problem with a network. The trouble indication may be the result of automated monitoring of the network, or a user of communication services contacting an operator of the network to rep... | 05/08/2012 |
| 8081735 | PSTN VOIP reconciliation A method for determining if a which node through which a signal is propagated i (e.g., PSTN or VOIP) when the distances from the source to VOIP modem and PSTN connections are both known, the steps making a measurement that indicates a distance that a signal travels ... | 12/20/2011 |
| 7512216 | Joint fault detection A method and apparatus for detecting a fault in a joint connecting sections of an electrical transmission line together are disclosed. Previously known methods for detecting joint faults require a visual inspection of the joint or testing the transmission line using... | 03/31/2009 |
| 7360124 | Autonomous network fault detection and management system The invention provides an autonomous geo-referenced fault data detection, storage and management system and method for transmission line network such as cable distribution networks, based on an application server architecture, wherein autonomous means automatic and ... | 04/15/2008 |
| 7352857 | Method and apparatus for spectral containment over telephone service lines A method for providing spectral containment over telecommunications service lines is provided. The method includes selecting a filter having spectral characteristics corresponding to a predetermined passband. The method also includes connecting the filter in series ... | 04/01/2008 |
| 7349345 | Method and apparatus for testing communications between a network edge device and a customer premises device A method and apparatus for testing communications within a broadband network between a network edge device and a customer premises device. Network data traffic is diverted from the customer premises device to a test device. The test device emulates the customer prem... | 03/25/2008 |
| 7336770 | Method and apparatus for telephone line testing A method and apparatus for qualifying a telephone transmission line for XDSL communication services is disclosed. The system includes a modem, located at the customer premises to be connected. The modem analyzes actual signals to determine the electrical characteris... | 02/26/2008 |
| 7313736 | Method and apparatus for aggregating alarms and faults of a communications network A distributed method and system of controlling a communications network having a plurality of spans of interconnected network elements some of which include a network element processor distributes network topology information to respective span databases; stores ori... | 12/25/2007 |
| 7305466 | Network fault isolation Techniques are provided for improved fault isolation and fault reduction. A system for use with a data network includes multiple diagnostic units each adapted to communicate with the network including to a network user. A central controller is operatively connected ... | 12/04/2007 |
| 7302047 | Method of detecting remote ground condition Whether or not protection circuitry for a span-powered remote digital subscriber loop unit is properly connected to earth ground is determined by the deliberate assertion and detection of a ground fault from a central office line card location. The span-powered remo... | 11/27/2007 |
| 7302379 | DSL system estimation and parameter recommendation Estimates of a communication system configuration, such as a DSL system, are based on operational data collected from a network element management system, protocol, users and/or the like. The operational data collected from the system can include performance-charact... | 11/27/2007 |
| 7295655 | Systems and methods for determining the status of telephone lines Systems and methods for detecting a status of a telephone line. Some of the systems include a telecommunications system which comprises a dial tone tester integrated with a demarcation device. Such dial tone testers can include a visual device or an audible device i... | 11/13/2007 |
| 7268690 | Industrial ethernet switch According to one embodiment of the invention a rugged Ethernet switch includes a housing and a passive cooling system associated with the housing and being devoid of fans as operable to cool the Ethernet switch. Ethernet switch also includes software operable to per... | 09/11/2007 |
| 7254217 | Fault characterization using information indicative of echo A fault associated with a communication medium is analyzed by correlating a first set of information indicative of echo associated with the communication medium with a second set of information indicative of echo. The fault is characterized based on the correlation ... | 08/07/2007 |
| 7239680 | Methods for performing channel diagnostics A method is used to determine information about a communication channel using an adaptive filter coupled to the channel. The adaptive filter includes adaptive filter coefficients. The filter coefficients are compared to filter coefficient thresholds. A determination... | 07/03/2007 |
| 7231182 | Tracking network problems in a wireless telecommunication system Tracking a network problem in a wireless telecommunication system may include creating an outage record in an outage database after the network problem is detected, the outage record corresponding to the network problem and updating the outage record if the network ... | 06/12/2007 |
| 7212008 | Surveillance device detection utilizing non linear junction detection and reflectometry An apparatus for detecting concealed surveillance devices coupled to a transmission line uses either a time domain or frequency domain reflectometry operation to locate any impedance anomalies on the transmission line and a non-linear junction detection operation to... | 05/01/2007 |
| 7180300 | System and method of locating ground fault in electrical power distribution system A method for locating a ground fault in an electrical power distribution system includes providing a plurality of current sensors at a plurality of locations in the electrical power distribution system. The method further includes detecting a ground fault in the ele... | 02/20/2007 |
| 7180517 | Quality of service terrain map for utilities A method of providing a graphic display (SD) of an electrical distribution network (N) to provide network personnel insight as to network operation comprising. A segment of the network is monitored to obtain information about predetermined types of incidents which o... | 02/20/2007 |
| 7177396 | Apparatus for management and remote control of electrical characteristics of wire pairs connected to a telephone exchange An apparatus for the management and the remote and/or automatic control of electric characteristics and signal transmissivity of the metallic line pairs connected to a telephone exchange, including measurement means and means able to connect said measurement means t... | 02/13/2007 |
| 7177395 | Electronic looping systems for telecommunications system central offices A telecommunications system central office includes a piece of central office equipment and a cross-connect frame that is configured to provide a connection point to the piece of central office electronic equipment. An electronic looping system is connected between ... | 02/13/2007 |
| 7172134 | Freezer alarm system and apparatus for refrigeration units A freezer alarm system and apparatus for monitoring the temperature in the freezer compartment of a refrigeration unit includes a housing mountable on a wall adjacent the refrigeration unit for plugging into a wall outlet. A capillary tube extends from the housing a... | 02/06/2007 |
| 7174003 | Method and system for troubleshooting a security system's telephone lines A system and method of troubleshooting a communication connection for a remotely located security system is disclosed. A communication line test unit is incorporated into the remote security system and its communication unit. A central control unit can then contact ... | 02/06/2007 |
| 7170136 | High voltage ESD-protection structure A high voltage ESD-protection structure is used to protect delicate transistor circuits connected to an input or output of an integrated circuit bond pad from destructive high voltage ESD events by conducting at a controlled breakdown voltage that is less than a vol... | 01/30/2007 |
| 7145463 | System and methods for providing automatic adjustment of operating setpoints for a monitoring device A method for providing an electronic monitoring device with the ability to detect the status of a controlled condition of a monitored environment, and, based on this status, to automatically self-adjust monitoring parameters in accordance with pre-defined parameter ... | 12/05/2006 |
| 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 |
| 7116760 | System and method for single-ended line analysis for qualification and mapping In a system and method for determining the suitability of a copper pair line for xDSL service use, characteristic parameters of a copper pair line to be tested are measured. These characteristics include a wire gauge, length, and temperature of the copper pair line.... | 10/03/2006 |
| 7116759 | Method, system and computer program product for facilitating the analysis of automatic line insulation testing data A method for analyzing automatic line insulation testing data comprising receiving an electronic version of ALIT test results and parsing the ALIT test results to extract error data. The error data is inserted into an ALIT database. The ALIT database includes one re... | 10/03/2006 |
| 7113430 | Device for reducing sub-threshold leakage current within a high voltage driver A device for reducing the effects of leakage current within electronic devices is disclosed. In one form, a high voltage driver includes a high voltage source coupled to at least one high voltage transistor and a leakage offset module coupled to at least a portion o... | 09/26/2006 |
| 7082554 | System and method for providing error analysis and correlation in a network element The present invention provides method and system for identifying a faulty component in a group of components, the group comprising in a connected configuration at least a first component connected to a second component, and further connected to at least a third comp... | 07/25/2006 |
| 7076374 | Methods and systems for detecting and locating damage in a wire Methods, systems, and articles of manufacture consistent with the present invention provide for identifying and locating wire damage on a wire. Broadband impedance phase and magnitude information for the wire is obtained. Potential wire damage on the wire is identif... | 07/11/2006 |
| 7076030 | Method and system for testing XDSL wiring In an XDSL system, a network interface device can connect between a central office and a customer premises. The network interface device can monitor for an indication to enter a test mode. In the test mode, the network interface device can provide a test signal to t... | 07/11/2006 |
| 7072462 | Estimation of DSL telephone loop capability using CAZAC sequence A system for determining whether a telephone loop is capable of carrying a Digital Subscriber Line (DSL) signal. A Constant Amplitude Zero Auto Correlation (CAZAC) sequence signal is generated and transmitted through the loop plant to a central office and the receiv... | 07/04/2006 |
| 7054273 | Circuit integrity in a packet-switched network Techniques for performing a continuity check operation include sending a pattern of bits over a packet network connection through a first interface on a packet network to a second interface on the packet network. The first interface is monitored for return of the pa... | 05/30/2006 |
| 7046929 | Fault detection and isolation in an optical network An apparatus and method for fault detection and isolation in an optical network is disclosed in which each node determines an appropriate response to a line fault or an equipment fault, obviating the need for a central computer to coordinate the actions of each node... | 05/16/2006 |
| 7039685 | Method and apparatus for conducting subscriber's phone testing remotely via the internet An apparatus for and method of remotely controlling electronic devices, such as telecommunication equipment attached to telephone lines, test equipment, and/or home electronics includes a master board (105) having its own IP address and arranged and construct... | 05/02/2006 |
| 7035380 | Line sharing multipoint POTS splitter with intelligent termination The present invention provides for a system and method for blocking leakage signals and uncoupling connections in a communication system. A leakage signal (LS) blocking splitter employs a high-pass filter which effectively blocks the lower frequency leakage signal. ... | 04/25/2006 |
| 7035204 | Method and apparatus for rerouting telecommunications signals The present invention discloses a method and apparatus for rerouting high-speed telecommunications signals within a network element (NE). Data circuits are defined as the interface cards within the NE that receive a particular data stream. In the event that one or m... | 04/25/2006 |
| 7023848 | Rearrangement of data streams A method and a system for errorless switching, in a telecommunication network, from a basic data stream to a copy of the basic data stream obtained by bridging of the basic data stream at a first network node, being characterized in that the switching is performed a... | 04/04/2006 |
| 7023963 | DSL line card echo canceler-based mechanism for locating telecommunication line fault A digital subscriber loop line card-installed mechanism conducts parametric measurements on the wireline to which the line card is connected, and adjusts taps of an echo cancellation operator in accordance with the response of the wireline to an electrical stimulus ... | 04/04/2006 |
