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)
10/1992
10/28/1992CN2120342U Six-purpose test pencil
10/27/1992US5159600 Arrangement for generating an optimal set of verification test cases
10/27/1992US5159599 High speed testing for programmable logic devices
10/27/1992US5159598 Buffer integrated circuit providing testing interface
10/27/1992US5159561 Zero-phase sequence current detector
10/27/1992US5159526 Method and apparatus for determining orientation of polarized capacitors
10/27/1992US5159369 Integrated circuit for electrostatic discharge testing
10/27/1992US5159319 Faulted circuit detector having an isolated indicator for an electrical transformer
10/27/1992US5159274 Device and methods for measuring the quality of contact between two electrical conductors
10/27/1992US5159272 Monitoring device for electric storage battery and configuration therefor
10/27/1992US5159263 Lsi system having a test facilitating circuit
10/27/1992US5159262 Method for measuring the electrical and optical performance of on-wafer microwave devices
10/27/1992US5158467 High speed bare chip test socket
10/27/1992US5157829 Method of burn-in testing of circuitry
10/27/1992CA2066999A1 Oscillating apparatus
10/27/1992CA1309462C Method and apparatus for determining the rotor resistance of a rotating-field machine
10/22/1992DE4112987A1 Sec. cell battery charge state measurement circuit - has up=down counter operating at different count rates for charging and discharging
10/22/1992DE4112625A1 Testing function of switching device activated by magnetic field, e.g. in machine tool - applying compensating magnetic field and checking that switch is deactivated
10/22/1992DE4112543A1 Short circuit indicator with automatic reset for high and medium voltage networks - takes operating current from monitored network capacitively via field plates or inductively via coils
10/22/1992DE4112375A1 Mfg. transmission electron microscope sample prepn. - mechanically removing material followed by sputtering in scanning ion microscope to form recesses
10/21/1992EP0509694A2 A built-in system for antenna calibration and performance monitoring of a phased array antenna
10/21/1992EP0509652A2 Direction sensing arc detection
10/21/1992EP0509440A1 Apparatus for generating test pattern for sequential logic circuit of integrated circuit and method thereof
10/21/1992EP0509360A1 Dynamic random access memory device with multiple word line selector used in burn-in test
10/21/1992EP0509091A1 Automated breakout box for automotive testing
10/21/1992EP0213453B1 Noise reduction during testing of integrated circuit chips
10/21/1992CN1065534A Transistor output current detector
10/21/1992CN1065533A Method and instrument for checking false wiring of watt-hour meter
10/20/1992US5157781 Data processor test architecture
10/20/1992US5157668 Method and apparatus for locating faults in electronic units
10/20/1992US5157627 Method and apparatus for setting desired signal level on storage element
10/20/1992US5157334 Image intensifier monitoring of power line insulator leakage
10/20/1992US5157327 Method and apparatus for electro-optically measuring a voltage signal
10/20/1992US5157286 Conditional clocking of the second latch of a shift register ratch
10/20/1992US5156931 Battery with strength indicator
10/20/1992US5156649 Test clip adapter for integrated circuit device
10/15/1992WO1992017791A1 Used battery sorting method and apparatus
10/15/1992WO1992017790A1 Armature connection resistance measuring method and apparatus
10/15/1992WO1992017789A1 Device for measuring magnetic fields and hence electric currents
10/15/1992DE4210841A1 Interface for controller and vehicle diagnostic device data transfer - has converting requests from diagnostic device into address and data length via table for transfer to controller under test
10/15/1992DE4210394A1 Magnetic field and currents measurer e.g. for analogue-digital circuit testing
10/15/1992DE4210119A1 Fuse monitoring method for power supply network - monitoring current variations in current converter secondary windings of individual phases and comparing with reference variations
10/15/1992DE4134193A1 Testing electrical conductor arrangement, esp. on circuit board
10/15/1992DE4112109A1 Broken wire indicator e.g. in thyristor feed line - has combination of and/or and retriggerable monostable elements monitoring test signal and driving switching block or warning device
10/14/1992EP0508707A1 System for testing on-wafer devices
10/14/1992EP0508638A2 Field sensing arc detection
10/14/1992EP0508620A2 System for automatically determing the logical function of a circuit
10/14/1992EP0508314A2 Circuit for detecting short-circuiting of inductive load drive devices
10/14/1992EP0508089A2 Process and appliance for testing an armature
10/14/1992EP0508075A2 Automatic logic model generation from schematic data base
10/14/1992EP0508062A1 Method and device for testing an arrangement of electrical conductors
10/14/1992EP0508061A2 Circuit arrangement for testing integrated circuits
10/14/1992EP0508030A1 Method and device for testing the charge-condition of car-batteries
10/14/1992EP0507782A1 Electric arc and radio frequency spectrum detection.
10/14/1992EP0449967A4 Device for automatically ascertaining capacitance, dissipation factor and insulation resistance of a plurality of capacitors
10/14/1992CN2119041U Device for preventing close switch with earthed wire
10/14/1992CN2118996U Insulation resistance measurer for buried pipe anti-corrosion layer
10/14/1992CN2118995U Detector for the fault of broadcast buried cable
10/14/1992CN2118994U Monitor for high voltage line porcelain insulator
10/14/1992CN2118993U Automatic luminous display for switch type electric break
10/13/1992US5155856 Arrangement in a self-guarding data processing system for system initialization and reset
10/13/1992US5155836 Block diagram system and method for controlling electronic instruments with simulated graphic display
10/13/1992US5155812 Devices and method for generating and using systems, software waitstates on address boundaries in data processing
10/13/1992US5155733 Arrangement for testing digital circuit devices having bidirectional outputs
10/13/1992US5155732 Method and apparatus for data transfer to and from devices through a boundary-scan test access port
10/13/1992US5155692 Technique for routing conductive paths
10/13/1992US5155441 Automatic insulation tester for grounded and ungrounded electrical equipment
10/13/1992US5155440 Hand-held cable tester
10/13/1992US5155439 Method of detecting and characterizing anomalies in a propagative medium
10/13/1992US5155438 Spark map for a resistive material using magnetic field detection
10/13/1992US5155432 System for scan testing of logic circuit networks
10/13/1992US5155376 Vehicle safety device actuating circuit with monitoring current regulator
10/13/1992CA1308816C Testing process for electronic devices
10/08/1992DE4110716A1 Asynchronous machine parameters identification - using computer model which derives modelling parameter from measured stator current, voltage and revolution rate to provide input to estimation process
10/07/1992EP0507570A2 Method of estimating residual battery life
10/07/1992EP0507535A2 A system for determining the operations of an integrated circuit and processor for use therein
10/07/1992EP0507168A1 Method for testing of integrated semiconductor circuits soldered in circuit boards and usage of a transistor tester for this method
10/07/1992EP0506991A1 Power supply testing system for non-utility power generators
10/07/1992EP0506675A1 Process for determining the position of a pn transition.
10/07/1992EP0286648B1 System for diagnosing anomalies or breakdowns in a plurality of types of electronic control systems installed in motor vehicles
10/06/1992US5153883 Distributed timing signal generator
10/06/1992US5153853 Method and apparatus for measuring EEPROM threshold voltages in a nonvolatile DRAM memory device
10/06/1992US5153815 Cooling structure of a test head for IC tester
10/06/1992US5153809 Self diagnosing circuit for a load control circuit
10/06/1992US5153522 Solenoid valve failure detecting apparatus
10/06/1992US5153518 Synthetic equivalent test circuit of circuit breaker
10/06/1992US5153509 System for testing internal nodes in receive and transmit FIFO's
10/06/1992US5153506 Apparatus for measuring a winding temperature of electric machines
10/06/1992US5153505 Adaptable multiport test fixture system
10/06/1992US5153504 Pneumatically actuated hold down gate
10/01/1992WO1992016979A1 System for collecting measurement data in battery rooms
10/01/1992WO1992016893A1 Scannable system with addressable scan reset groups
10/01/1992DE4104821A1 Electrical valve measurer for pin-pointing transients - detects resistance alterations in earth symmetrical or coaxial double cores or voltage drops at appliances
09/1992
09/30/1992EP0506578A1 Method and device for qualifying a capacitive system
09/30/1992EP0506462A2 Test signal output circuit for LSI
09/30/1992EP0506358A2 Sampling-type optical voltage detector
09/30/1992EP0506320A1 Arc detector transducer
09/30/1992EP0506319A2 Chaos sensing arc detection
09/30/1992EP0506248A2 Method for online modification of compressed digital test vectors
09/30/1992EP0506217A2 Method for measuring deviations of the layers in a multilayer device and apparatus to realise this method