Patents
Patents for G01R 31 - Arrangements for testing electric properties; Arrangements for locating electric faults; Arrangements for electrical testing characterised by what is being tested not provided for elsewhere (152,264)
06/1984
06/05/1984CA1168707A1 Apparatus to monitor electrical cables, including splice joints and the like for the ingress of moisture
05/1984
05/30/1984EP0109770A2 Testing digital electronic circuits
05/29/1984US4451918 Test signal reloader
05/29/1984US4451870 Capacitive signal coupler
05/29/1984US4451823 Overload sensing circuit for a motor
05/29/1984US4451822 Device for automatically checking a plurality of electric indicator lights
05/29/1984US4451791 Method and apparatus for electrically testing elements of multi-cell batteries
05/29/1984US4451786 High sensitivity brush arcing monitor for a dynamoelectric machine
05/29/1984US4451770 Method and apparatus for determining the resistance of an AC motor stator
05/24/1984WO1984002015A1 A METHOD AND APPARATUS FOR THE EXAMINATION OF THE INTERNAL INTERCONNECTION SYSTEM BETWEEN n TERMINALS OF AN ELECTRICAL NETWORK
05/23/1984EP0109079A2 Method of locating cable faults, and device for performing this method
05/23/1984EP0109006A2 Dynamic random access memory having separated voltage terminal pads, for improved burn-in, methods for manufacturing and testing such memory
05/23/1984EP0108790A1 Integrated circuit test apparatus.
05/22/1984US4450560 Tester for LSI devices and memory devices
05/22/1984US4450402 Integrated circuit testing apparatus
05/16/1984EP0108414A2 Device for testing a large scale integrated microprogramme-controlled electronic component
05/16/1984EP0108405A1 Device for testing printed circuits
05/16/1984EP0108261A2 Logic analyzer
05/16/1984EP0108256A1 Self-testing method for logic circuitry
05/16/1984EP0108255A1 Self-testing circuitry for a combinatorial and sequential logic circuit
05/15/1984US4448403 Position drive
05/10/1984WO1984001831A1 Unit for testing electric conducting boards
05/09/1984EP0107772A1 Method of measuring the electric potential on a buried solid-state substance
05/09/1984EP0107771A1 Arrangement for testing microcircuit components and method of carrying it out
05/08/1984US4447851 Trip system
05/08/1984US4447781 Magnetoresistive transducer apparatus
05/08/1984CA1167105A1 Automatic circuit tester with improved voltage regulator
05/02/1984EP0107040A1 Method and device for recording signal variations from a cyclically driven probe dependent on sporadically occurring events
05/02/1984EP0107032A1 Process for suppressing a disturbance while measuring signals with a corpuscular probe, and device for carrying out such a process
05/01/1984US4446516 Data compaction system with contiguous storage of non-redundant information and run length counts
05/01/1984US4446426 On-line RF arc monitor for large rotating generators
05/01/1984US4446424 Surface resistivimeter
05/01/1984US4446422 Methods of and apparatus for detecting, measuring, and classifying insulation defects
05/01/1984US4446421 Apparatus and method for locating faults in cables
05/01/1984US4446420 Method and device for detecting and locating fault and/or partial discharges in a gas-insulated electrical equipment
05/01/1984CA1166697A2 Analyzing electrical circuit boards
04/1984
04/25/1984EP0106790A1 Method and apparatus for the localisation of a fault in a three-phase power line
04/25/1984EP0106272A2 Testing device for electric circuits of a motor vehicle
04/25/1984EP0106196A1 Electronic test apparatus with ambient-cryogenic temperature interface
04/24/1984US4445090 Voltage level monitoring and indicating apparatus
04/24/1984US4445086 Multiconductor cable tester
04/24/1984US4445085 Fault location methods and apparatus using current pulse injection
04/24/1984US4445084 Circuit tester
04/24/1984US4445080 System for indirectly sensing flux in an induction motor
04/24/1984US4445047 Load bank
04/24/1984US4445041 Electron beam blanker
04/24/1984CA1166313A2 Analyzing electrical circuit boards
04/24/1984CA1166312A2 Analyzing electrical circuit boards
04/24/1984CA1166311A2 Analyzing electrical circuit boards
04/18/1984EP0105792A1 Video test method and apparatus with incremental scan rate capability
04/18/1984EP0105791A1 Programmable video test pattern generator for display systems
04/18/1984EP0105505A1 Battery testing device without a measuring cable for the quick checking of the condition of a dry battery
04/18/1984EP0105440A2 Spectrometer objective for particle-beam measuring techniques
04/18/1984EP0105439A2 Spectrometer objective with parallel objective and spectrometer fields for use in the potential measuring technique
04/18/1984EP0105403A1 Device and method for the direct measuring of signal variations at several measuring points with high time resolution
04/17/1984US4443756 Apparatus and method for testing circuit boards
04/17/1984US4443755 Test apparatus for circuit board racks
04/17/1984CA1165878A1 Automotive diagnostic system
04/12/1984WO1984001438A1 Noncontact electrostatic hoop probe for combustion engines
04/11/1984EP0105078A1 Fiber optic scanning system for laser/thermal inspection
04/11/1984EP0020714B1 Digital tester
04/10/1984US4442519 Memory address sequence generator
04/10/1984US4442402 Photoluminescence method of testing double heterostructure wafers
04/10/1984US4441781 Phase-matched semirigid coaxial cable and method for terminating the same
04/10/1984CA1165395A1 Method of electrical short testing and the like
04/10/1984CA1165394A1 Universal circuit board test fixture
04/06/1984EP0094966A4 Ebulliometric hot spot detector.
04/04/1984EP0105010A1 Table for a universal tester of virginal printed circuits
04/04/1984EP0105003A1 Method of screening resin-sealed semiconductor devices
04/04/1984EP0104889A2 System for measuring carrier lifetime in a semiconductor wafer
04/04/1984EP0104579A1 Device for impressing signals in integrated MOS-circuits by irradiation with low energy electrons
04/04/1984EP0104577A1 Method for the contactless testing of an object, especially of microwirings, with a particle radiation probe
04/04/1984EP0104534A1 Method of detecting failures in VLSI circuits with an electron probe
04/04/1984EP0104478A1 Device and method for measuring the voltage of a hidden object
04/04/1984EP0104442A2 Monolithic integrated semiconductor device
04/04/1984EP0104293A1 Device for loading and reading different chains of bistable circuits in a data processing system
04/04/1984EP0104169A1 Automatic circuit identifier
04/04/1984EP0104161A1 A circuit arrangement for enabling simultaneous operation of independent ac circuits
04/03/1984US4441076 Motion detection apparatus for electric motors
04/03/1984US4441075 Circuit arrangement which permits the testing of each individual chip and interchip connection in a high density packaging structure having a plurality of interconnected chips, without any physical disconnection
04/03/1984US4441074 Apparatus for signature and/or direct analysis of digital signals used in testing digital electronic circuits
04/03/1984US4441073 Resistivity sensor system for detecting faults in sealed gas-insulated electrical apparatus
04/03/1984US4441065 Method and apparatus for determining the rotor resistance of an asynchronous machine
04/03/1984US4440984 Method of testing telephone cable pairs
04/03/1984US4440799 Contact resistance between aluminum-based alloy deposited on silicon substrate
04/03/1984CA1164947A1 Method of testing an integrated circuit
03/1984
03/29/1984WO1984001225A1 A diagnostic circuit for digital systems
03/28/1984EP0104091A2 Self testing system for reproduction machine
03/28/1984EP0103971A1 Apparatus for testing wiring harnesses
03/28/1984EP0103806A1 Method and apparatus for studying the physical characteristics of a semi-conducting plate
03/28/1984EP0103758A2 Method of testing and verifying a performance for insulation to ground of a disconnecting switch when breaking a charging current
03/27/1984US4439858 Digital in-circuit tester
03/27/1984US4439736 Battery testing system
03/27/1984US4439735 Method and apparatus for testing line screen CRT registration
03/27/1984US4439727 Low capacitance pad for semiconductor chip testing
03/27/1984US4439724 Apparatus for determining the number of turns of a magnetic coil
03/27/1984US4439723 Ultrasonic and VHF locator of electrical systems defects
03/27/1984CA1164546A1 Fault detection in a flame scanner
03/21/1984EP0103394A1 Methods of investigating ground faults particularly on induction furnaces
03/21/1984EP0103353A2 Method of and apparatus for multiplexed automatic testing of electronic circuits and the like