Class / Patent application number | Description | Number of patent applications / Date published |
324539000 | Multiconductor cable | 39 |
20080231289 | CLAMPING APPARATUS AND A SYSTEM AND METHOD FOR DETECTING DEFECTS IN ELECTRICAL WIRING - A wire diagnostic clamp including a clamp body configured to receive multiple electrical wires is provided. The wire diagnostic clamp also includes a sensor disposed within the clamp body and being configured to detect a defect in the multiple electrical wires. The wire diagnostic clamp further includes a mounting component configured to mount the wire diagnostic clamp to a substrate. | 09-25-2008 |
20080238438 | WIRELESS PORTABLE AUTOMATED HARNESS SCANNER SYSTEM AND METHOD THEREFOR - The present document describes a system for offline testing of an installed wiring harness, comprising: at least a first and a second testing module, having: a communication module for receiving test specifications and for sending test measurements; testing equipment for generating the test measurements from the test specifications; each of the first and second testing modules being adapted for connection at a connection point in the wiring harness; a central network management module, having: a communication module for providing the test specifications to the testing modules and for receiving the test measurements; and a test management module for controlling the testing modules. | 10-02-2008 |
20090027061 | METHOD AND APPARATUS FOR AN ELECTRICAL CONDUCTOR MONITORING SYSTEM - A system and method for determining the status of each monitored conductor, and optionally indicating peak current or other parameters are provided. Wireless self-powered sensor elements can eliminate much of the wiring required in traditional systems, and greatly ease the installation in difficult underground locations. | 01-29-2009 |
20090128161 | Structure for robust cable connectivity test receiver for high-speed data receiver - A design structure embodied in a machine-readable medium used in a design process may include a system for detecting a fault in a signal transmission path. Such system may include, for example, a hysteresis comparator including a latch having n-type field effect transistor (“NFET”) storage elements. The hysteresis comparator may be operable to detect a crossing of a reference voltage level by an input signal arriving from the signal transmission path such that when the comparator does not detect an expected crossing of the reference voltage level by the input signal, the fault is determined to be detected in the signal transmission path. | 05-21-2009 |
20100007354 | System and Method for Predicting a Fault in a Power Line - A system and method for detecting an arc of a medium voltage power line, such as an underground power line cable, is provided. In one embodiment the method comprises receiving voltage measurement data of the alternating voltage of the medium voltage power line, receiving current measurement data of the current of the medium voltage power line, detecting a current surge based on received current measurement data and upon detecting the current surge, processing the received voltage measurement data to determine whether the current surge initiated during a peak of the alternating voltage. In addition, the method may comprise transmitting a notification of the concurrent current surge. The transmission may be over the medium voltage power line, wirelessly, via fiber, via coaxial cable, or other suitable method. The current surge detection process may also comprise determining that the current surge lasts for less than a predetermined duration. | 01-14-2010 |
20100019776 | METHOD FOR ANALYZING SUPERCONDUCTING WIRE - The present disclosure relates to a system and method for analyzing a superconducting wire. A method in accordance with at least one embodiment described herein may include performing a voltage/current (VI) test for each of a plurality of portions of superconducting wire. The VI test may include determining a plurality of VI data points for each of the plurality of portions of superconducting wire at a first VI datapoint of about (Ic (critical current), Ec (critical electric field)) and at a second VI datapoint of about (Ix, Ex). Ex may be at least 10 times Ec and Ix may be approximately equal to the current resulting at that voltage drop. The method may further include analyzing the plurality of VI data points for each portion of superconducting wire to determine if one or more of the portions of superconducting wire are defective. Of course, numerous other embodiments are also within the scope of the present disclosure. | 01-28-2010 |
20100045302 | POWER OVER ETHERNET SYSTEM HAVING HAZARD DETECTION CIRCUITRY TO DETECT POTENTIALLY HAZARDOUS CABLE CONDITIONS - An apparatus includes power circuitry and hazard detection circuitry connectible to a multi-conductor cable. The power circuitry transfers electrical power from a power-sourcing equipment (PSE) to a powered device (PD) over the multi-conductor cable. The hazard detection circuitry senses an electrical characteristic of the multi-conductor cable and generates a detection signal indicating whether a potentially hazardous abnormal operating condition exists in the multi-conductor cable based on the sensed electrical characteristic. Examples include short-circuit detection circuitry which detects a hazard-producing short-circuit connection between sets of conductors that can cause a “stacking” or additive combining of PSE output voltages, and hot-cable detection circuitry detecting the presence of full operating voltage on the cable under abnormal conditions. | 02-25-2010 |
20110095767 | ETHERNET TEST-SET CABLE - An Ethernet cable for use with an Ethernet test-set which allows a single connection to an Ethernet port of a network element while maintaining individual connections to two separate ports on the test-set, thereby allowing a successful test of a signal path in an Ethernet network to be conducted when the far-end of the signal path is a single Ethernet cable port having its transmit and receive pins interconnected. The far-end port interconnections cause a test signal which has traveled to the far-end port to be returned to the test-set and, in view of the cable configuration, to be received in a test-set port other than the port from which the signal test signal originated. Test-sets do not permit test signals to be returned to ports from which they originate. In an embodiment, two signal paths can be simultaneously tested with the same test-kit. Interconnections between the two test-set ports by way of the cable maintain a “no-signal” alarm disabled, which otherwise would be energized because there is no signal being received in the port from which the test signal originated. | 04-28-2011 |
20120187957 | WIRE BREAKAGE DETECTING METHOD FOR HIGH VOLTAGE GENERATING DEVICE - A method of detecting a wire break in a high voltage generating device that is configured to detect a wire breakage in a low-voltage cable is disclosed. The method of a wire break includes: detecting whether a wire break has occurred in each of the lines in accordance with a combination pattern of whether the time differential value of an IM signal value of a CW circuit obtained when an operating voltage is boosted is positive, negative, or 0, and whether the time differential value of a VM signal value obtained after the operating voltage is boosted by the CW circuit is positive, negative, or 0; and identifying which of the lines is broken. | 07-26-2012 |
20130027055 | COMMUNICATION LINE TESTING WITH PROTECTIVE DEVICES IN PLACE - A system and method for testing a transmission line to a protected system includes measuring voltages between a tip-side node of an overcurrent protection device and the protected system, between a ring-side node of the overcurrent protection device and the protected system, between the tip of the transmission line and the protected system, and between the ring of the transmission line and the protected system. Using the measured voltages, the status of the overcurrent protection device and the overvoltage device may be recognized, and the magnitude of a voltage surge on either of the tip and ring wires may be determined. | 01-31-2013 |
20130154664 | IMPAIRMENTS IDENTIFICATION MODULE AND METHOD - A method to identify impairments in telecommunication lines i, j , k, . . . of a binder includes globally performing Single-Ended Line Testing SELT on the lines of the bundle. The method further includes applying an input signal in a first mode out of a multi-mode group including at least one differential mode for a respective line of the bundle and including at least one phantom mode for a respective pair of lines of the bundle. The method further includes measuring an echo signal E in a second mode out of the multi-mode group, the second mode being different of the first mode, and analyzing the echo signal in view of the input signal for deriving therefrom the searched impairments. | 06-20-2013 |
20130162262 | System and Method for Automated Testing of an Electric Cable Harness - Briefly, a method and system for testing a cable harness is disclosed. Generally, a cable harness is used to route many electric wires for power, communication, and control. The tester includes a switch system that enables one or more TDR engines to sequentially apply a TDR stimulus to substantially all the wire pairs in the cable harness, and to collect the resulting TDR waveforms. The waveforms are analyzed to determine if the cable harness meets quality standards. In some cases the tester may also perform a continuity, resistance, capacitance, or inductance test on the cable harness. The tester may also measure and use temperature in analyzing the cable harness, or may apply temperature cycling, different or varying atmospheric pressures, vibration, shaking, or shock to the cable harness. | 06-27-2013 |
20130221982 | MODULAR WIRING HARNESS TESTING SYSTEMS AND APPARATUS - Modular wiring harness testing systems and apparatus are provided for testing wiring harnesses such as those used in the automotive industry. The testing apparatus is configurable (or re-configurable) to test a plurality of different types of wiring harnesses that have different configurations in terms of the number of wires, number of circuits and/or the number, size or type of connectors. | 08-29-2013 |
20130278274 | ELECTRICAL INTERCONNECT STATUS MONITORING SYSTEM - Disclosed are advances in the arts with novel methods and apparatus for detecting faulty connections in an electrical system. Exemplary preferred embodiments include basic, ASIC, AC, DC, and RF monitoring techniques and systems for monitoring signals at one or more device loads and analyzing the monitored signals for determining fault conditions at the device loads and/or at the main transmission lines. The invention preferably provides the capability to test and monitor electrical interconnections without fully activating the host system. | 10-24-2013 |
20130300431 | SENSOR TAPE FOR SECURITY DETECTION AND METHOD OF FABRICATION - A sensor in the form of an elongated flexible tape has a plurality of signal paths made from electrical wire or optical fiber which extend between one end and another end of the tape. The electrical wires or optical fibers are disposed in spaced relation across the width and along the length of the tape, and are terminated in connectors at the endpoints of the tape. One connector includes a multiplexer to which an input signal is applied for propagation along the signal paths, The other connector includes an AND gate which provides an output signal which changes in the event of a break in any one or more of the signal paths, thereby indicating an alarm condition. The connectors may be integrated into a signal detector to interface with communication links. The tape is a material that is non-conductive and in which the wires or optical fibers may be woven, disposed or embedded in some manner. | 11-14-2013 |
20130335102 | SECURE JACKET - A secured cable system for protecting an inner cable is disclosed. The secured cable system includes a cable security system having a first security tape including a tape portion upon which a plurality of detection lines are arranged. The security system may also include a detection box in electrical or optical communication with each of the detection lines in the first security tape. In one embodiment, the security tape is spiral wrapped about the inner cable in a first direction along a length of the inner cable, the security tape being overlapped upon itself at a predetermined overlap factor. The secured cable system may also include a second security tape including a tape portion upon which a plurality of detection lines are arranged in a pattern wherein the second security tape is wrapped about the first security tape in a second direction opposite the first direction. | 12-19-2013 |
20140002103 | CABLE DIAGNOSTIC DEVICE | 01-02-2014 |
20140091809 | SECURITY SYSTEM FOR UNDERGROUND CONDUIT - In a method for detecting disruptions proximate to an underground conduit, at least one signal carrying cable is positioned along a length of the conduit and between the conduit and a ground surface. At least one cable engaging member is connected to spaced apart locations on the at least one signal carrying cable to extend laterally outward of the at least one signal carrying cable. Each of the at least one cable engaging members is configured to transmit a force to the at least one signal carrying cable when impacted by an external force. A monitoring signal is provided to the at least one signal carrying cable, and a reflected monitoring signal is received in response to the supplied monitoring signal. One or more properties of the reflected monitoring signal are compared to one or more corresponding properties of a predicted reflected monitoring signal. An alert is initiated when the one or more properties of the reflected monitoring signal differ from the one or more properties of the predicted reflected monitoring signal by a predetermined amount. | 04-03-2014 |
20140203817 | Sensory Assembly System and Method - An improved sensory assembly system and method is disclosed herein. Specifically, the system for monitoring power lines comprises a sensory assembly, said sensory assembly connected to each phase of a power line, said sensory assembly comprising a sensory transceiver that broadcasts a signal, said signal comprising a digital representation of a voltage wave and a current wave on a single phase of a power line, and a common assembly comprising a common transceiver, said common transceiver receiving said signal, and a microprocessor, said microprocessor analyzing said signal, and a precision timing device, said precision timing device directing said common transceiver to send signals to said sensory assembly, said signals synchronizing sensory assembly readings on a phase of a power line. | 07-24-2014 |
20140247055 | SYSTEM AND METHOD FOR DETECTING AN ABNORMAL WAVEFORM IN A POWER DISTRIBUTION SYSTEM - The present invention relates to a system and method for an abnormal waveform in a power distribution system that quickly transmits abnormal waveform-related data of a large size by changing a protocol according to data size. The system for detecting an abnormal power quality waveform comprises: a plurality of RTUs for measuring abnormal waveform when a waveform measuring signal received, and transmitting an abnormal waveform using a protocol set according to the size of the abnormal waveform; an FEP for transmitting the waveform measuring signal to an RTU installed in a failure section, and receiving and storing the abnormal waveform from the RTU; a main server for transmitting the waveform measuring signal through the FEP to the RTU installed in the failure section, performing controlling to measure the abnormal waveform generated in the failure section, and receiving and displaying the abnormal waveform according to the waveform measuring signal. | 09-04-2014 |
20140292349 | ELECTRONIC IDENTIFICATION SLAVE CONNECTOR - The present document describes a connector for use with a harness under test by an automated test equipment (ATE). The harness is electrically connected to a reference. The connector comprises connection points having a layout, namely a connector layout, electronic identifiers and a switch. Each one of the electronic identifiers is connected to a respective one of the connection points. The switch is either for connecting the ATE to the reference via the electronic identifiers, either for connecting the ATE to the reference while bypassing the electronic identifiers. | 10-02-2014 |
20140347068 | SIGNAL INTEGRITY TEST SYSTEM AND METHOD - A signal integrity test system includes a signal generator, a CPLD, and an indicating light. The signal generator is electrically connected to an input end of transmission lines to generate a simulation signal having a waveform simulating a waveform from a signal source. The CPLD includes a switching module, a sampling module, and a judging module. The switching module generates a sampling clock corresponding to the waveform of the simulation signal. The sampling module is electrically connected to the switching module and samples the simulation signal by the sampling clock, and then transmits a sampling result to the judging module. The judging module compares the sampling result with a standard waveform and displays a comparison result through the indicating light. The disclosure further provides a signal integrity test method. | 11-27-2014 |
20140354297 | INVERTER SYSTEM AND METHOD OF DETECTING STATE OF POWER CABLE OF THE INVERTER SYSTEM - Provided is a method of detecting a state of a power cable of an inverter system. The method includes obtaining a value of a phase current supplied to a motor through the power cable according to a preset period, generating a mobile window having a certain size with respect to a phase-current value obtained for each period and obtaining a mobile window operation value by using the phase-current value included in the generated mobile window, comparing the obtained mobile window operation value with a preset reference value, and detecting whether the power cable is abnormal, according to a result of the comparing. | 12-04-2014 |
20150008937 | TESTING DEVICE, AND TESTING METHOD FOR THE LINE AND ONE SHEET USING THE TESTING DEVICE - A test device for a display device including a plurality of demultiplexing switches connected to a plurality of data lines in accordance with the present invention includes: a one-sheet test device configured to include a plurality of control switches connected to the demultiplexing switches through a plurality of wires; and a wire test device configured to transmit wire test signals for detecting defects in the wires to a pad connected to the control switches. The wire test device transmits the wire test signals to the pad to detect defects in first wires of the wires and then detect defects in remaining second wires thereof, and the first wires and the second wires are alternatively disposed below the demultiplexing switches to constitute paths for signals transmitted to the demultiplexing switches. | 01-08-2015 |
20150022217 | METHOD AND APPARATUS FOR MONITORING AN ELECTRIC POWER CIRCUIT - A method for monitoring an electric power circuit configured to transfer a power signal to a torque module that is electrically isolated from a chassis ground includes injecting a common voltage component into a common mode voltage of electrical phases during operation and monitoring a negative-ground voltage and a positive-negative voltage of the electric power circuit. An AC line resistance is determined based upon the negative-ground voltage and the positive-negative voltage. Faults in electrical isolation between the electric power circuit and a chassis ground are detected based upon the AC line resistance. | 01-22-2015 |
20150022218 | TECHNIQUES AND CIRCUITS FOR TESTING A VIRTUAL POWER SUPPLY AT AN INTEGRATED CIRCUIT DEVICE - A power grid provides power to one or more modules of an integrated circuit device via a virtual power supply signal. A test module is configured to respond to assertion of a test signal so that, when the power grid is working properly and is not power gated, an output of the test module matches the virtual power supply. When the power grid is not working properly, the output of the test module is a fixed logic signal that does not vary based on the power gated state of the one or more modules. | 01-22-2015 |
20150035542 | METHOD OF DETECTING OSCILLATIONS USING COHERENCE - A method of detecting oscillations is disclosed. An input signal is received. A time delay is added to the input signal. A coherence between the input signal and the time-delayed input signal is estimated. The coherence is greater than a predetermined threshold. The time delay may be greater than or equal to one sampling interval. | 02-05-2015 |
20150061694 | METHOD OF DETECTING STATE OF POWER CABLE IN INVERTER SYSTEM - A method of detecting the states of power cables in an inverter system supplying power generated from an inverter to a motor by using three phase power cables is provided. The method includes: calculating the location of a current space vector for a first period when the first period arrives; using the calculated location of the current space vector for the first period to calculate the predicted location of the current space vector for a second period; calculating the actual location of the current space vector for the second period when the second period arrives; comparing the calculated predicted location with the actual location; and detecting the states of the three phase power cables according to a comparison result. | 03-05-2015 |
20150123674 | Apparatus and Method for Determining the Status and Phase of an Electric Power Cable - A probe uses a small diameter insulated needle to accurately penetrate the jacket and thin outer semiconductor sheath of URD cable so as to capacitive couple to the high voltage center conductor and determine its energized status (live or dead) and phase attribute. A precision needle depth gauge, mechanical hard stop, and digital display ensures that the needle does not penetrate the thick center conductor insulation material and provides an indication of the center conductor voltage. The probe can be combined with either internal or external phase identification circuitry to determine the phase attribute of the URD cable. | 05-07-2015 |
20150309102 | LINE TESTING DEVICE FOR ARRAY SUBSTRATE HAVING DENSE NUMBER OF WIRES AND METHOD FOR TESTING LINE OF THE ARRAY SUBSTRATE HAVING THE DENSE NUMBER OF WIRES - A line testing device for an array substrate having a dense number of wires. includes a signal generating device that generates a detection signal, a signal receiving device that receives and processes the detection signal, and a control divice. The detection signal tests the array substrate having the dense number of wires, and the control device controls one or more of the signal generating device and the signal receiving device to move in a direction perpendicular to a direction of a scan line of the array substrate and in a plane parallel to the array substrate. | 10-29-2015 |
20150325336 | APPARATUS AND METHOD FOR AN ELECTRO-MECHANICAL CABLE OVERSTRESS INDICATOR - An apparatus for indicating overstress in an electro-mechanical cable. The apparatus includes an overstress an overstress indicator cable including at least one non-twisted conductor disposed within a section of the electro-mechanical cable, where the non-twisted conductor is adapted to break when tension in the non-twisted conductor is greater than an allowable working load for the electro-mechanical cable. | 11-12-2015 |
20160084898 | PROTECTIVE SHEATH FOR AN ELECTRICAL HARNESS IN ORDER TO PREVENT THE DETERIORATION OF SAME - The invention relates to a device for predicting faults in a harness formed by a plurality of cables gathered together, in particular electrical cables, comprising a protective sheath ( | 03-24-2016 |
20160091550 | SYSTEM FOR DETECTING AN ELECTRICAL FAULT AND ASSOCIATED METHOD - A system for detecting an electrical fault in an electrical installation including several electrical conductors, the system including at least two measurement modules, each measurement module including first radioelectric communication device, a sensor for measuring each electrical magnitude associated with a corresponding electrical conductor and a first clock defined by a first initial instant and a first clock frequency, each measured value being suitable for being associated with a first instant of measurement, determined with respect to the first initial instant and as a function of the first frequency, an acquisition unit, including second radioelectric means adapted for communicating with the first radioelectric communication device. | 03-31-2016 |
20160124034 | ACTIVE CABLE TESTING - Embodiments of the present disclosure provide configurations for testing arrangements for testing multi-lane active cables. In one embodiment, a testing arrangement may comprise a testing module comprising a pattern generator to be coupled with an active cable having a plurality of lanes to generate a test pattern to be transmitted over the active cable, wherein the test pattern is to be transmitted at least over two or more lanes of the active cable that are concatenated, and a processing unit to be coupled with the active cable to process a result of the transmission of the test pattern over the active cable. The arrangement may further include a plurality of testing cables to concatenate two or more of the lanes of the active cable, to enable the transmission of the test pattern over the concatenated lanes of the active cable. Other embodiments may be described and/or claimed. | 05-05-2016 |
20160131694 | PROBLEM MONITORING IN CABLE SYSTEM WITH FUSES - Apparatuses ( | 05-12-2016 |
20160377665 | WIRE HARNESS TESTING APPARATUS AND METHOD - The disclosed apparatus and method relates generally to the field of electrical testing and more particularly to an apparatus and method for the testing of wire harnesses, cable harnesses, wire assemblies and the like having a multiplicity of conductive wires for electrical defects including lack of continuity, opens, breaks and shorts without the need to remove a wire harness from its installed location. | 12-29-2016 |
324541000 | For insulation fault | 2 |
20140070818 | DEVICE FOR MEASURING ELECTRICAL TREEING OF MEDIUM VOLTAGE CABLES - A device for measuring electrical treeing of medium voltage cables. The device includes a plurality of test units connected in parallel. Each test unit includes: a test cup and an insulating base. The test cup includes an inner cavity for accommodating a salt solution, an insulating cover equipped with a first electrode, and an opening. The insulating base includes a side wall, an insulating washer, a second electrode, a conductor, and a through hole from top to bottom. The test cup is disposed on the insulating base. The lower part of the test cup is surrounded by the side wall and presses on the upper surface of the insulating washer. The lower part of the test cup is in threaded connection with the side wall. The space between the opening and the test sample is sealed by the insulating washer. | 03-13-2014 |
20140347069 | ARC DETECTION - In a method for detection of an arc in a current path of a converter arrangement ( | 11-27-2014 |
324542000 | Having a light or sound indicator | 1 |
20120146661 | FAULT INDICATOR CAPACTIVE POWER SOURCE - The present invention provides, in at least one embodiment, a fault indicator powered by a capacitive power source. The capacitive power source can be a charged capacitor which can be charged by an electrostatic field and an electromagnetic field around a power line being monitored. The charged capacitor can be an electrochemical double-layer capacitor, a supercapacitor, or an ultracapacitor. These capacitors provide superior energy storage compared to conventional battery power sources. | 06-14-2012 |