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)
04/1995
04/13/1995WO1995010047A1 Device for regulating operating parameters and/or conditions in electrical factory equipment
04/13/1995WO1995009716A1 Slide actuated holding clamp
04/13/1995DE4433512A1 Device for waveform formatting
04/13/1995DE4334338A1 Circuit for monitoring a supply voltage
04/13/1995CA2149040A1 Slide actuated holding clamp
04/12/1995EP0648018A1 Circuit indicating the phase relations between plural signals of the same frequency and its application in a circuit for adjusting the phase differences between these signals
04/12/1995EP0648017A1 Device for monitoring phase skew between two clock signals
04/12/1995EP0648008A1 Pulse width modulation inverter current detection method
04/12/1995EP0647951A2 Electrical cables
04/12/1995EP0647905A1 Integrated circuit having current monitoring cells for testing
04/12/1995EP0647855A1 Pay-per-use access to multiple electronic test capabilities
04/12/1995EP0647312A1 Inspection of a dynamo-electric machine in a gap between a stator and a rotor.
04/12/1995EP0532521B1 Process for testing devices
04/12/1995CN2194516Y DC power source system on-line monitoring and measuring apparatus
04/12/1995CN2194515Y Multi-function automobile fault detector
04/11/1995US5406567 Off-line test circuit of a semiconnector integrated logic circuit
04/11/1995US5406566 Semiconductor memory device having diagnostic circuit for comparing multi-bit read-out test data signal with multi-bit write-in test data signal stored in serial-input shift register
04/11/1995US5406266 For indicating deteoriation of a battery
04/11/1995US5406217 Method of measuring the current-voltage characteristics of a DUT
04/11/1995US5406216 Technique and method for asynchronous scan design
04/11/1995US5406214 Method and apparatus for measuring minority carrier lifetime in semiconductor materials
04/11/1995US5406213 Instrument for testing liquid crystal display base plates
04/11/1995US5406212 Burn-in apparatus and method for self-heating semiconductor devices having built-in temperature sensors
04/11/1995US5406211 Jigs for burn-in test
04/11/1995US5406210 Apparatus and method for testing bare dies with low contact resistance between the die and testing station
04/11/1995US5406209 Methods and apparatus for testing circuit boards
04/11/1995US5406208 Method and apparatus for eliminating chips in a chip detection circuit and for determining chip size
04/11/1995US5406207 Electrical continuity tester combined with flashlight and/or lantern
04/11/1995US5406199 Test fixture carrying a channel card for logic level translation
04/11/1995US5406198 Digital circuitry apparatus
04/11/1995US5406197 Apparatus for controlling test inputs of circuits on an electronic module
04/11/1995US5406132 Waveform shaper for semiconductor testing devices
04/11/1995US5406127 Passenger protecting apparatus
04/11/1995US5406116 Semiconductor device
04/11/1995US5406071 Optically isolated pulse width modulation metering
04/06/1995WO1995009481A1 Amplifier calibration apparatus and method therefor
04/06/1995WO1995009463A1 Method of generating a fault-indication signal
04/06/1995WO1995009459A1 Tab testing of area array interconnected chips
04/05/1995EP0646867A2 Method and apparatus for field testing field programmable logic arrays
04/05/1995EP0646804A2 Compact noncontact excess carrier lifetime characterization apparatus
04/05/1995EP0646803A1 Semiconductor device having a boundary scan test circuit
04/05/1995EP0646802A1 High-throughput testing apparatus
04/05/1995EP0646801A1 Testing apparatus for testing and handling a multiplicity of devices
04/05/1995EP0646800A1 Probe for testing semi-conductor chips
04/05/1995EP0646249A1 Process for detecting abnormalities in a line to be examined.
04/05/1995EP0596879B1 Process and arrangement for recognizing defects in power converters
04/05/1995CN1101168A Method and apparatus for ageing of emitter coupled logic circuit
04/05/1995CN1028127C Searching method for earth fault of armoured cable
04/04/1995US5404584 Printed circuit board having modularized circuit functions designed for early diagnostics
04/04/1995US5404359 Fail safe, fault tolerant circuit for manufacturing test logic on application specific integrated circuits
04/04/1995US5404358 Boundary scan architecture analog extension
04/04/1995US5404332 Apparatus for and a method of detecting a malfunction of a FIFO memory
04/04/1995US5404331 Redundancy element check in IC memory without programming substitution of redundant elements
04/04/1995US5404112 Test method and device for diodes with exposed junction assembled in parallel
04/04/1995US5404111 Probe apparatus with a swinging holder for an object of examination
04/04/1995US5404110 System using induced current for contactless testing of wiring networks
04/04/1995US5404109 Method and apparatus for testing circuits containing active devices
04/04/1995US5404108 Method and apparatus for testing electric motor rotors
04/04/1995US5404106 Battery capacity estimating system and method
04/04/1995US5404105 Multipurpose hearing aid maintenance device
04/04/1995US5404099 Semiconductor device
03/1995
03/30/1995WO1995008910A1 Compliant electrical connectors
03/30/1995WO1995008893A1 Method of predicting voltages in telephone line measurement
03/30/1995WO1995008804A1 A versatile reconfigurable matrix based built-in self-test processor for minimizing fault grading
03/30/1995WO1995008453A1 Process and arrangement for detecting and reporting the electrical condition of voltage flashover fuses
03/30/1995DE4432909A1 Object-arranging device
03/30/1995DE4333269A1 Method and device for continuous production of stranded material with a constant, predetermined resistance
03/30/1995DE4333168A1 Method for monitoring the height of bonding wires
03/30/1995DE4333009A1 Method and circuit arrangement for testing an engine control device
03/30/1995DE4332649A1 Method for safety testing of an electrical device, in particular for measuring the earth-conductor resistance
03/29/1995EP0645776A2 Semiconductor memory device executing a memory test
03/29/1995EP0645639A1 Semiconductor integrated circuit apparatus having self testing function
03/29/1995EP0645638A1 Method of measuring delay time in semiconductor device
03/29/1995EP0645635A2 Electro-optic voltage detector
03/29/1995EP0645278A1 Generator controller and controlling method for hybrid vehicle
03/29/1995EP0645018A1 A method and apparatus for battery testing
03/29/1995EP0554403B1 Method and apparatus for measuring minority carrier lifetime in semiconductor materials
03/29/1995EP0297719B1 Device for synchronizing the output pulses of a circuit with an input clock
03/29/1995CN2193554Y 实用测电笔 Practical test pencil
03/29/1995CN1100811A Method for measuring pulse width modulated power for dc motor and converting device
03/28/1995US5402458 For testing in a test mode a counter
03/28/1995US5402427 Circuit tester with coincident sequencing of independently compressed test data matrix segments
03/28/1995US5402380 Nonvolatile semiconductor memory device having a status register and test method for the same
03/28/1995US5402082 Voltage and resistance synthesizer using pulse width modulation
03/28/1995US5402080 Method of measuring unsaturated inductances of an equivalent circuit of a synchronous machine
03/28/1995US5402079 Integrated circuit relay control system
03/28/1995US5402078 Interconnection system for burn-in boards
03/28/1995US5402077 For use in testing semiconductor integrated circuits
03/28/1995US5402072 System and method for testing and fault isolation of high density passive boards and substrates
03/28/1995US5402070 Fault-tolerant elective replacement indication for implantable medical device
03/28/1995US5402063 Momentary test mode enabling circuit
03/28/1995US5402018 Semiconductor integrated circuit
03/28/1995US5402001 Method of checking for foreign matter on a substrate with light of maximum reflectivity for that substrate
03/28/1995US5401972 Layout overlay for FIB operations
03/23/1995WO1995008153A1 Scan test circuit using fast transmission gate switch
03/23/1995WO1995008125A1 Printed circuit board tester
03/23/1995WO1995008124A1 Electrostatic discharge generator
03/23/1995WO1995008123A1 Field transmitter built-in test equipment
03/23/1995DE4433906A1 Testing instrument for integrated semiconductor circuits
03/23/1995DE4433745A1 Self-test system for a control device for electronic components and self-test method