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)
12/1996
12/17/1996US5586043 Method and apparatus for monitoring differentials between signals
12/17/1996US5585808 Test apparatus for testing the susceptibility of electronic equipment to electromagnetic radiation and for measuring electromagnetic radiation emitted by electronic equipment
12/17/1996US5585738 Probe system having vertical height detection and double focal image pickup coinciding with probe contact in height adjustment
12/17/1996US5585737 Semiconductor wafer probing method including arranging index regions that include all chips and minimize the occurrence of non-contact between a chip and a probe needle during chip verification
12/17/1996US5585735 E-O probe with FOP and voltage detecting apparatus using the E-O probe
12/17/1996US5585734 Method for determining the resistance and carrier profile of a semiconductor element using a scanning proximity microscope
12/17/1996US5585731 Test circuit of current-voltage conversion amplifier
12/17/1996US5585728 Electronic battery tester with automatic compensation for low state-of-charge
12/17/1996US5585701 Current mirror circuit constituted by FET (field effect transistor) and control system using the same
12/17/1996US5585282 Process for forming a raised portion on a projecting contact for electrical testing of a semiconductor
12/17/1996US5584395 High speed sorting apparatus for semiconductor device equipped with rotatable sorting drum
12/12/1996WO1996039795A1 Multiple probing of an auxiliary test pad which allows for reliable bonding to a primary bonding pad
12/12/1996WO1996039634A1 Ac power outlet ground integrity and wire test circuit device
12/12/1996DE19530776C1 Monitoring method for staged load switching device
12/12/1996CA2195937A1 Ac power outlet ground integrity and wire test circuit device
12/11/1996EP0748100A2 A cable monitoring system with multiple branch terminations
12/11/1996EP0748079A2 Communication path verification in a fail-fast, fail-functional, fault-tolerant multiprocessor system
12/11/1996EP0748053A2 Programmable array interconnect latch
12/11/1996EP0747986A1 Method and device for judging secondary cell to be connected to charger
12/11/1996EP0747930A1 Electronic device with multiple bonding wires, method of fabrication and method of testing bonding wire integrity
12/11/1996EP0747905A1 Memory testing apparatus for microelectronic integrated circuit
12/11/1996EP0747833A2 Fault-tolerant multiprocessor system
12/11/1996EP0747821A2 Method for detecting divergence between a pair of duplexed, synchronized processor elements
12/11/1996EP0747820A2 Method of synchronizing a pair of central processor units for duplex, lock-step operation
12/11/1996EP0747803A2 Clock for a fail-fast, fail-functional, fault-tolerant multiprocessor system
12/11/1996EP0747717A2 Method and apparatus of testing an integrated circuit device
12/11/1996EP0747716A2 Predictive waveform acquisition
12/11/1996EP0747715A2 Multi-phase measuring
12/11/1996EP0746772A1 Reusable die carrier for burn-in and burn-in process
12/11/1996EP0438537B1 A device for monitoring and indicating a given minimum battery power reserve
12/11/1996CN2242463Y High precision standard oil cup
12/11/1996CN2242462Y induction type sound-light test pencil
12/11/1996CN1137639A Semiconductor device and method for discriminating bad semiconductor devices from good ones
12/10/1996US5584020 Fault simulator comprising a signal generating circuit and a simulation circuit implemented by hardware
12/10/1996US5583948 Connecting element inspecting method and connecting element inspecting device
12/10/1996US5583893 Method and apparatus for safely suspending and resuming operation of an electronic device
12/10/1996US5583875 Automatic parametric self-testing and grading of a hardware system
12/10/1996US5583874 10Base-T portable link tester
12/10/1996US5583801 Voice troubleshooting system for computer-controlled machines
12/10/1996US5583787 Method and data processing system for determining electrical circuit path delays
12/10/1996US5583786 Apparatus and method for testing integrated circuits
12/10/1996US5583767 Devices and systems with parallel logic unit, and methods notice
12/10/1996US5583461 Internal clock signal generation circuit having external clock detection and a selectable internal clock pulse
12/10/1996US5583447 Voltage probe with reverse impedance matching
12/10/1996US5583446 For measuring high speed signals with a low speed measurement instrument
12/10/1996US5583444 Voltage detection apparatus
12/10/1996US5583441 Method and apparatus for automatically verifying faults and monitoring chips in a chip detection circuit
12/10/1996US5583440 Method and apparatus for testing an auxiliary power system
12/10/1996US5583434 Method and apparatus for monitoring armature position in direct-current solenoids
12/10/1996US5583430 For testing an integrated circuit device
12/10/1996US5582523 Connector inspecting apparatus
12/10/1996US5582235 Temperature regulator for burn-in board components
12/10/1996CA2074677C Vehicle lamp and circuit tester
12/08/1996CA2178454A1 Fail-fast, fail-functional, fault-tolerant multiprocessor system
12/08/1996CA2178439A1 Fail-fast, fail-functional, fault-tolerant multiprocessor system
12/08/1996CA2178409A1 Apparatus for detecting divergence between a pair of duplexed synchronized processor elements
12/08/1996CA2178407A1 Fail-fast, fail-functional, fault-tolerant multiprocessor system
12/08/1996CA2178406A1 Method of synchronizing a pair of central processor units for duplex lock step operation
12/08/1996CA2178405A1 Fail-fast, fail-functional, fault-tolerant multiprocessor system
12/08/1996CA2178394A1 Fail-fast, fail-functional, fault-tolerant multiprocessor system
12/08/1996CA2178393A1 Router element for routing messages in a processing system
12/08/1996CA2178391A1 Fail-fast, fail-functional, fault-tolerant multiprocessor system
12/05/1996WO1996038858A2 Method and probe card for testing semiconductor devices
12/05/1996WO1996038736A1 Fault current recognition circuitry
12/05/1996WO1996029773A3 Method and apparatus for detection and control of thermal runaway in a battery under charge
12/05/1996WO1996029610A3 Manufacturing defect analyzer with improved fault coverage
12/05/1996WO1996028745A3 Timing generator with multiple coherent synchronized clocks
12/05/1996DE19520825A1 HV cable installation with corrosion protection monitoring circuit
12/05/1996DE19519744A1 Test object insulation characteristics determn. method for esp. cable or cable system
12/05/1996DE19518318A1 Electrical cable test and protection relay appts. for control of cable to electronic assembly part
12/04/1996EP0746183A1 An electronic device for accurate identification at distance of malfunctions in lamps
12/04/1996EP0745936A1 Improvements relating to memory designs for IC terminals
12/04/1996EP0745935A1 Improvements relating to output boundary scan cells
12/04/1996EP0745864A1 Diagnostic detection for hall effect digital gear tooth sensors and related method
12/04/1996EP0745863A1 Electronic discharge detector for electrical apparatus
12/04/1996EP0745862A2 Method and apparatus for determining insulating properties of test objects
12/04/1996EP0745859A2 Configurable probe pads to facilitate parallel testing of integrated circuit devices
12/04/1996EP0745293A1 Optical time domain reflectometry
12/04/1996EP0745015A1 Multi-wavelength laser optic system for probe station and laser cutting
12/04/1996EP0666481B1 Analog voltage output circuit
12/04/1996EP0448619B1 Apparatus for protecting electrical systems
12/04/1996CN2241888Y Battery voltage indicator
12/04/1996CN2241887Y D.C. system earth-fault detecting device
12/04/1996CN1137199A Flip-flop controller
12/04/1996CN1137182A Battery powered electronic device for exchanging information with battery mailbox
12/04/1996CN1137179A Battery having battery mailbox for exchanging information
12/03/1996US5581742 Apparatus and method for emulating a microelectronic device by interconnecting and running test vectors on physically implemented functional modules
12/03/1996US5581699 Computer system
12/03/1996US5581698 Semiconductor integrated circuit device with test mode for testing CPU using external Signal
12/03/1996US5581565 Measuring apparatus used for testing connections between at least two subassemblies
12/03/1996US5581564 Diagnostic circuit
12/03/1996US5581563 Design for testability technique of CMOS and BICMOS ICS
12/03/1996US5581562 Integrated circuit device implemented using a plurality of partially defective integrated circuit chips
12/03/1996US5581561 Random bit diagnostic for a high resolution measurement system
12/03/1996US5581541 Electrical circuitry
12/03/1996US5581510 Method of testing flash memory
12/03/1996US5581491 High-throughput testing apparatus
12/03/1996US5581463 Pay-per-use access to multiple electronic test capabilities and tester resources
12/03/1996US5581452 Pulse width modulation inverter current detection method
12/03/1996US5581434 Apparatus including a transient voltage suppressor