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)
02/1994
02/03/1994WO1994002968A1 Device for displaying remaining charge of secondary cell
02/03/1994WO1994002861A1 Apparatus for automatic testing of complex devices
02/03/1994WO1994002860A1 Structure and method for testing wiring segments in an integrated circuit device
02/03/1994WO1994002818A1 Product test execution monitoring method
02/03/1994DE4312043C1 Electronic circuit for igniting electrical explosion device - has heating measurement and test device, thermic sensor and high frequency filter
02/03/1994DE4225514A1 Indication method for state of battery charge in stored motor vehicles - is based on encoded flashes of radio theft-warning LED driven by comparator of battery voltage with full-charge and partial-charge thresholds
02/03/1994DE4225513A1 Switching control of vehicle battery charge monitoring lamps - involves already incorporated systems in comparison of battery voltage with overload threshold value increasing stepwise with temp.
02/03/1994DE4224858A1 Evaluating tolerance of digital circuits to EM interference - using interference generator with variable pulsed output characteristic to test static and dynamic response of digital circuitry
02/03/1994CA2119650A1 Device for displaying remaining charge of secondary cell
02/02/1994EP0581703A1 Method for testing sheet resistivity of diffused layers
02/02/1994EP0581556A2 Non-contact type probe and non-contact type voltage measuring apparatus
02/02/1994EP0581409A1 Programming a field programmable gate array and reading array status
02/02/1994EP0581284A2 Non-contact IC card and manufacturing and testing methods of the same
02/02/1994EP0580913A1 System for indicating fault condition on operator's electrostatic discharge protection equipment
02/02/1994EP0580895A2 Method of mapping a tested semiconductor device
02/02/1994CN2155024Y Controlled cable corrector
02/02/1994CN1081507A Detection of gas gap between stator and rotator of motor
02/02/1994CN1023659C Apparatus for impact testing for electric generator slator wedge tightness
02/01/1994US5283631 Programmable capacitance delay element having inverters controlled by adjustable voltage to offset temperature and voltage supply variations
02/01/1994US5283515 Automatic calibration system for a ramp voltage generator
02/01/1994US5283141 Photolithography control system and method using latent image measurements
01/1994
01/30/1994CA2091860A1 Configuration control unit for programming a field programmable gate array and reading array status
01/27/1994DE4324207A1 Semiconductor test system for checking integrated circuit - synchronises test device and optical-beam-induced-current measurement device and evaluates IC and OBIC output signals
01/27/1994DE4224385A1 Electron, charge particle or laser beam system e.g. for testing integrated circuit on large substrate - has deflection system for primary beam through aperture slot of extraction electrode, and detector for sensing fraction of secondary electrons generated from surface of test object
01/26/1994EP0580446A1 Electric field measuring apparatus
01/26/1994EP0580339A1 Modulators test systems
01/26/1994EP0579993A1 Testing and exercising individual, unsingulated dies on a wafer
01/26/1994EP0579857A1 Method for computer-controlled generation of a sequence of pulse intervals with partially repetitive pulse intervals
01/26/1994CN2154491Y Electricity leakage alarm electroscope
01/26/1994CN2154490Y Electricity leakage alarm recording instrument for railway passenger tain
01/26/1994CN2154489Y Monitoring instrument for light of vehicle
01/26/1994CN2154487Y Electron acoustic test connection pen
01/26/1994CN1023621C Detecting method and apparatus for earth fault of direct-current system
01/25/1994US5282224 Signal processing integrated circuit device
01/25/1994US5282213 Computer-based logic analyzer timing and analysis system
01/25/1994US5282212 Algorithm for identifying highly suspect components in fault isolation
01/25/1994US5282167 Dynamic random access memory
01/25/1994US5282146 Test assistant system for logical design process
01/25/1994US5282111 Thermal transfer plate and integrated circuit chip or other electrical component assemblies including such plate
01/25/1994US5281956 Heater diagnostics and electronic control for a clothes dryer
01/25/1994US5281955 Battery charge monitoring apparatus and method
01/25/1994US5281920 On-line battery impedance measurement
01/25/1994US5281919 Automotive battery status monitor
01/25/1994US5281909 Process and system for measuring the course of a signal at a point of measurement on a sample
01/25/1994US5281908 Loading device assembly
01/25/1994US5281864 Implementation of the IEEE 1149.1 boundary-scan architecture
01/20/1994WO1994001914A1 Method and apparatus for monitoring battery capacity with charge control
01/20/1994WO1994001913A1 Method and apparatus for monitoring battery capacity under fast discharge conditions
01/20/1994WO1994001784A1 Method and apparatus for monitoring the operating parameters of a battery
01/20/1994WO1994001783A1 Method and apparatus for testing a reference printed circuit board under enhanced environmental conditions
01/20/1994DE4322490A1 Monitoring circuit for resistance thermometer - compares constant current generator output of temp. measuring resistance circuit with defined value to detect supply line open circuit
01/19/1994EP0579302A1 Method for the automatic generation of test sequences
01/19/1994EP0578858A1 AC interconnect test of integrated circuit chips
01/19/1994EP0578688A1 Used battery sorting method and apparatus.
01/19/1994EP0366702B1 Integrated circuits
01/18/1994US5280486 High speed fail processor
01/18/1994US5280404 Arc detection system
01/18/1994US5280251 Continuity analysis system with graphic wiring display
01/18/1994US5280237 Method for testing semiconductor integrated circuits soldered to boards and use of a transistor tester for this method
01/18/1994US5280231 Battery condition detecting apparatus and charge control apparatus for automobile
01/18/1994US5280227 Motor control for a refuse compact having a refuse receptacle
01/18/1994US5279975 Method of testing individual dies on semiconductor wafers prior to singulation
01/18/1994US5279147 Method for locating disruptions in electrical cable
01/13/1994DE4222304A1 Sensor-less determination of load torque and time curve of slip in converter-controlled asynchronous motor - measuring voltage and current, determining equivalent inductance and resistance, measuring current, voltage and slip of unloaded motor and generating equation using inductance at zero slip
01/13/1994DE4221435A1 Elektronischer Baustein mit einer taktgesteuerten Schieberegisterprüfarchitektur (Boundary-Scan) Electronic component with a clock-controlled shift register test (Boundary-Scan)
01/13/1994DE4220452A1 Battery operated clock or small watch esp. wrist watch with alarm and auxiliary load - has unit for testing charge condition of battery watch and auxiliary load switched on for short time
01/12/1994EP0578540A1 Method of testing the functionality of an ASIC and related ASIC
01/12/1994EP0578386A2 Hierarchical connection method, apparatus and protocol
01/12/1994EP0578375A2 Adjustable strap implemented return line for a probe station
01/12/1994EP0578123A2 Fault locator for a transmission line
01/12/1994EP0577994A1 Phase winding detector and alternator battery charging system
01/12/1994EP0577988A1 Electronic device for controlling a safety system
01/12/1994EP0577810A1 Battery charge monitor and fuel gauge
01/12/1994EP0289145B1 Self-learn method for circuit tester
01/12/1994CN2153063Y Multifunctional test pencil
01/11/1994US5278961 Physical address to logical address translator for memory management units
01/11/1994US5278842 Combination of a logic circuit and test means
01/11/1994US5278841 Method and apparatus for diagnosing net interconnect faults using echo pulsed signals
01/11/1994US5278769 Automatic logic model generation from schematic data base
01/11/1994US5278759 System and method for reprogramming vehicle computers
01/11/1994US5278512 Apparatus and method for continuously monitoring grounding conductor resistance in power distribution systems
01/11/1994US5278511 Compact lamp and circuit tester for vehicles, particularly automobiles
01/11/1994US5278509 Method for monitoring battery discharge by determining the second derivative of battery voltage over time
01/11/1994US5278508 Diagnostic apparatus displaying engine operating characteristics in the parameters in which the characteristics are measured
01/11/1994US5278495 Method for testing a printed circuit board
01/11/1994US5278494 Wafer probing test machine
01/11/1994US5278487 Battery conditioning system having communication with battery parameter memory means in conjunction with battery conditioning
01/11/1994US5278408 Instrument and method for 3-dimensional atomic arrangement observation
01/11/1994US5277411 Slide actuated holding clamp
01/06/1994WO1994000941A1 Margin test apparatus for integrated services digital networks
01/06/1994WO1994000773A1 Process for detecting a fault on an electric transmission line
01/06/1994WO1994000772A1 Process for detecting abnormalities in a line to be examined
01/06/1994WO1994000771A1 Network monitor and test apparatus
01/06/1994WO1994000738A1 Inspection of a dynamo-electric machine in a gap between a stator and a rotor
01/05/1994EP0577414A2 X-ray inspection apparatus for electronic circuits
01/05/1994EP0577333A1 Temporary connections for fast electrical access to electronic devices
01/05/1994EP0577229A1 Apparatus for providing distance protection and distance measurement for a high voltage transmission line
01/05/1994EP0577045A1 Smoke detecting apparatus for fire alarm
01/05/1994EP0576921A1 Electronic circuit with boundary scan architecture
01/05/1994EP0576805A1 Method of determining the actual charge condition of a traction battery of a fork truck