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)
05/1999
05/11/1999US5903131 Battery set structure and charge/discharge control apparatus for lithium-ion battery
05/11/1999US5901829 Method of positioning an I.C. and IC handler utilizing said method
05/11/1999US5901440 Control method of terminal crimping device
05/11/1999CA2151094C Cable monitoring system with multiple branch terminations
05/11/1999CA2135963C Battery-driven electronic appliance
05/11/1999CA2130534C Arc detection using current variation
05/11/1999CA2079696C Semiconductor integrated circuit device with fault detecting function
05/06/1999WO1999022308A1 Parallel processing pattern generation system for an integrated circuit tester
05/06/1999WO1999022250A1 Dual-band rf test interface circuit
05/06/1999WO1999022249A1 Method and measuring unit for verifying the presence of a neutral conductor connection between a four wire system and a measuring unit
05/06/1999WO1999021745A1 Circuit configuration to monitor a regulated output voltage in a motor vehicle
05/06/1999WO1999005537A3 In-situ fault detection apparatus and method for an encased energy storing device
05/06/1999EP0913904A2 Method for increasing reliability of an earth fault circuit breaker and apparatus using same
05/06/1999EP0913837A1 Method for testing bus connections of read/write integrated electronic circuits, in particular memory circuits
05/06/1999EP0913698A1 Remaining battery capacity measuring device
05/06/1999EP0913697A2 Electric leak detecting apparatus for electric motorcars
05/06/1999EP0913292A2 Method for equalizing the voltage of traction battery modules of a hybrid electric vehicle
05/06/1999EP0913033A1 Coherent sampling digitizer system
05/06/1999EP0912979A1 Semiconductor memory tester with redundancy analysis
05/06/1999EP0912904A2 Method for making a digital circuit testable via scan test
05/06/1999EP0912903A1 A device for reducing the time for measuring on a cable
05/06/1999EP0535573B1 Test sequence generation method
05/06/1999DE19850159A1 Device for testing electronic equipment
05/06/1999DE19846855A1 Test system e.g. for radio telephone systems
05/06/1999DE19844956A1 Fault diagnosis circuit for a bridge circuit
05/06/1999DE19747399A1 Plug-in errors detection method e.g. for component-equipped circuit boards
05/06/1999DE19744925A1 Detection of undesirable open electrical connections
05/06/1999CA2308401A1 Dual-band rf test interface circuit
05/05/1999CN2317484Y Testing device for integrated circuit
05/05/1999CN1216133A Method of mfg. liquid crystal display module
05/05/1999CN1215840A Automatic metallurgical facilites testing machine
05/04/1999US5901279 Method of coupling logic devices using spares
05/04/1999US5901155 System and method for testing the operation of registers in electronic digital systems
05/04/1999US5901154 Method for producing test program for semiconductor device
05/04/1999US5901061 Method of checking for races in a digital design
05/04/1999US5900757 Clock stopping schemes for data buffer
05/04/1999US5900739 Method and apparatus for entering a test mode of an externally non-programmable device
05/04/1999US5900738 Method of testing semiconductor devices
05/04/1999US5900737 Method and apparatus for automated docking of a test head to a device handler
05/04/1999US5900735 Device for evaluating reliability of interconnect wires
05/04/1999US5900734 Low battery voltage detection and warning system
05/04/1999US5900716 Balanced battery charger
05/04/1999US5899961 Electronic circuit or board tester with compressed data-sequences
05/04/1999US5899960 Apparatus and method for power disturbance analysis and storage of power quality information
05/04/1999US5899947 Current check module for hand-held vehicle tester
05/04/1999US5899703 Method for chip testing
04/1999
04/29/1999WO1999021146A1 Detection of subsidence current in the determination of circuit breaker status in a power system
04/29/1999WO1999021021A2 Semiconductor material characterizing method and apparatus
04/29/1999DE19751429A1 Switching arrangement for PSU voltage monitoring of regulated output voltage in vehicle
04/29/1999DE19743046C1 Verfahren und Vorrichtung zum Erfassen der Betriebstemperatur von Motoren Method and apparatus for detecting the operating temperature of engines
04/28/1999EP0911937A2 Test device for a fault current circuit breaker
04/28/1999EP0911842A2 Method for monitoring a tap changer
04/28/1999EP0911735A2 Microprocessor test system
04/28/1999EP0911641A1 Test pad having an automatic positioning microprobe and method for realisation therefor
04/28/1999EP0911640A2 Oscillatory circuit having built-in test circuit
04/28/1999EP0911638A2 Pulse generator circuit for time domain reflectometer
04/28/1999EP0911637A2 Signal processing circuit for electro-optic probe
04/28/1999EP0911636A2 Electro-optic sampling apparatus
04/28/1999EP0910908A1 Method and system for characterizing terminations in a local area network
04/28/1999EP0910870A2 Power semiconductor devices with a temperature sensor circuit
04/28/1999EP0910799A2 Iddq testable programmable logic arrays and a method for testing such a circuit
04/28/1999CN2316663Y Detector for positive and negative charge
04/28/1999CN2316662Y Portable pantograph tester
04/27/1999US5898776 Security antifuse that prevents readout of some but not other information from a programmed field programmable gate array
04/27/1999US5898706 Structure and method for reliability stressing of dielectrics
04/27/1999US5898704 Processing system having testing mechanism
04/27/1999US5898703 Device and method for testing integrated circuit including bi-directional test pin for receiving control data and outputting observation data
04/27/1999US5898702 Mutual exclusivity circuit for use in test pattern application scan architecture circuits
04/27/1999US5898701 Method and apparatus for testing a device
04/27/1999US5898700 Test signal generator and method for testing a semiconductor wafer having a plurality of memory chips
04/27/1999US5898628 Data transfer circuit
04/27/1999US5898314 Translator fixture with force applying blind pins
04/27/1999US5898312 Multiple lead voltage probe and method of making same
04/27/1999US5898311 Shorting pad having a flexible conductive sheet
04/27/1999US5898303 Static actuator tester and method
04/27/1999US5898292 Process for evaluating remaining capacity of battery
04/27/1999US5898239 Automatic electronic bypass power switch
04/27/1999US5898186 Reduced terminal testing system
04/27/1999US5897728 Integrated circuit test structure and test process
04/27/1999US5897608 Compensating apparatus and method for signal processing circuit
04/27/1999US5897326 Method of exercising semiconductor devices
04/27/1999US5897193 Semiconductor wafer
04/27/1999CA2045884C Fault location in a multi-terminal network
04/22/1999WO1999019983A1 Single supply voltage to frequency converter optimized for low voltage sensing above and below ground
04/22/1999WO1999019963A1 Rotating electric machine
04/22/1999WO1999019825A1 Electronic assembly video inspection system
04/22/1999WO1999019737A2 Battery capacity measurement circuit
04/22/1999WO1999001918A3 Device and system for management of battery back up power source
04/22/1999WO1998005059A3 Automatic semiconductor part handler
04/22/1999DE19844426A1 Safety DC voltage source for electric tool
04/22/1999DE19842028A1 High frequency communications unit for wireless communications system
04/22/1999CA2580858A1 Electronic assembly video inspection system
04/22/1999CA2250625A1 Method of monitoring a tap changer
04/21/1999EP0910149A1 Protective relay system
04/21/1999EP0909957A2 Measuring signals in a tester system
04/21/1999EP0909502A2 Test detection apparatus and method
04/21/1999EP0909421A1 Computer-assisted process for determining a system consistency function
04/21/1999EP0909390A2 Statistical pattern analysis methods of partial discharge measurments in high voltage insulation
04/21/1999EP0909380A1 Model-based fault detection system for electric motors
04/21/1999CN2315575Y Electric energy monitor for output of battery