| Patents for G01R 35 - Testing or calibrating of apparatus covered by the other groups of this subclass (8,105) |
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| 10/18/2000 | CN2401901Y Multiple meter position device for checking electric meter |
| 10/18/2000 | CN2401900Y Device for checking electric meter |
| 10/17/2000 | US6133727 Method for verifying semiconductor device tester |
| 10/17/2000 | US6133720 High speed multifunction testing and calibration of electronic electricity meters |
| 10/12/2000 | WO2000060326A1 Digital phase sensitive rectification of ac driven transducer signals |
| 10/12/2000 | WO2000060314A1 Method and circuit for correcting periodic signals of an incremental position measuring system |
| 10/11/2000 | EP1042679A1 Electronic circuit for monitoring voltage variation |
| 10/10/2000 | US6131074 Apparatus for calibrating a programmable comparator |
| 10/10/2000 | US6130544 System for evaluating probing networks |
| 10/10/2000 | US6130534 Method of calibrating a three-axis magnetometer |
| 10/04/2000 | EP1041389A1 System and method for characterising a test fixture |
| 10/04/2000 | CN1057160C Method and arrangement for checking electric power mutual inductor |
| 09/27/2000 | EP1039310A2 Method and apparatus for testing a jitter generator |
| 09/26/2000 | CA2302102A1 Procedure and device for testing a jitter generator |
| 09/20/2000 | EP1037054A1 Elementary low loss calibrating structure for calibrating an integrated circuit probe |
| 09/20/2000 | CN2397503Y Sucking disc type photoelectric head base |
| 09/14/2000 | DE10004628A1 Vorrichtung und Verfahren zur Analyse von Mehrkanalbauteilen sowie zugehöriges Kalibrierungsverfahren Apparatus and method for the analysis of multi-channel members and associated calibration method |
| 08/31/2000 | DE19903557C1 Verfahren zum Messen der Schwellenspannung eines Komparators und Anwendung dieses Verfahrens A method for measuring the threshold voltage of a comparator and applying this method |
| 08/29/2000 | CA2130434C Method and apparatus for electronic meter testing |
| 08/23/2000 | EP1030182A1 Calibrating a RF integrated circuit sensor |
| 08/23/2000 | CN1264227A Multi-port device analyse device and method and correcting method for the device |
| 08/16/2000 | CN2392184Y Large power full automatic electric energy meter harmonic examination meter |
| 08/10/2000 | WO2000046612A1 Multi-port device analysis apparatus and method and calibration method thereof |
| 08/10/2000 | WO2000046605A2 Scattering parameter calibration system and method |
| 08/09/2000 | EP1025450A1 Automated microwave test system with improved accuracy |
| 08/09/2000 | CN1055338C Compensation method for increasing metering precision of electronic watt-hour meter |
| 08/08/2000 | US6100666 Method for calibrating rechargeable battery capacity |
| 08/02/2000 | EP1024370A2 Procedure for measuring the threshold voltage of a comparator and an application of this procedure |
| 07/25/2000 | US6094624 Electronic test facility |
| 07/25/2000 | US6094055 Calibrated high power radio frequency step attenuator |
| 07/18/2000 | US6091247 Calibration method for step attenuator |
| 07/12/2000 | CN2387547Y Comprehensive error automatic tester |
| 07/04/2000 | US6084397 Verification gauge for an electronic package lead inspection apparatus |
| 07/04/2000 | US6084394 Electronic measuring device using a correction factor to compensate for measuring errors |
| 06/28/2000 | EP1012608A1 Electronic revenue meter with automatic service sensing |
| 06/28/2000 | EP1012544A1 Device and method for checking supply meters, specially water meters in houses and apartments |
| 06/28/2000 | CN1053965C Method and apparatus for displaying measured electric energy by electronic mode |
| 06/27/2000 | US6081204 Automated communication of electricity meter data |
| 06/27/2000 | US6081125 Network analyzer |
| 06/20/2000 | US6078870 Electricity meter with multiplexers for monitoring measurement channels |
| 06/20/2000 | CA2032384C Remote instrument testing system |
| 06/14/2000 | EP1008861A1 AC calibration apparatus |
| 06/13/2000 | US6075370 Method of calibrating a potentiometer |
| 06/07/2000 | EP1005708A1 Circuit board arrangement |
| 05/30/2000 | CA2172762C Load loss standard for calibrating power loss measurement systems |
| 05/16/2000 | US6064312 Method and apparatus for automatic verification of measurement probe functionality and compensation |
| 05/09/2000 | US6060888 Error correction method for reflection measurements of reciprocal devices in vector network analyzers |
| 05/04/2000 | WO2000025144A1 Remote test module for automatic test equipment |
| 04/20/2000 | DE19847560A1 Start-up test device for mechanical energy consumption counter |
| 04/20/2000 | CA2615621A1 Microfluidic controller and detector system with self-calibration |
| 03/29/2000 | EP0989388A2 Programmable digital meters |
| 03/28/2000 | US6043642 Watt-hour meter with communication on diagnostic error detection |
| 03/28/2000 | US6043442 Handler contact checking device and a method of testing integrated circuit devices |
| 03/24/2000 | CA2283378A1 Programmable digital meters |
| 03/21/2000 | US6040779 Method and circuit for monitoring the functioning of a sensor bridge |
| 03/08/2000 | EP0984288A1 Wide band IQ splitting apparatus and calibration method therefor |
| 03/08/2000 | EP0984287A1 Oscilloscope probe having stored probe identification |
| 02/22/2000 | US6028319 Calibration standard for lead configurations and method of using |
| 02/15/2000 | US6025708 System for verifying signal voltage level accuracy on a digital testing device |
| 02/14/2000 | CA2685426A1 Reduced cost automatic meter reading system and method using locally communicating utility meters |
| 02/14/2000 | CA2685207A1 Reduced cost automatic meter reading system and method using locally communicating utility meters |
| 02/14/2000 | CA2685205A1 Reduced cost automatic meter reading system and method using locally communicating utility meters |
| 02/08/2000 | US6022750 Method for fabricating semiconductor interconnect having test structures for evaluating electrical characteristics of the interconnect |
| 02/03/2000 | DE19834433A1 Vorrichtung zur Offsetkompensation bei analogen Signalmessungen Device for offset compensation in analog signal measurements |
| 02/02/2000 | EP0977042A2 Appliance for offset compensation in analog signal measurement |
| 02/02/2000 | EP0943174A4 Microwave active solid state cold/warm noise source |
| 02/01/2000 | US6020790 Oscillator calibration method and circuit and radio with oscillator |
| 01/26/2000 | EP0974846A2 Method for detecting mounting or calibration faults of several signal isolating units in one or several partial discharge systems |
| 01/25/2000 | US6018702 Tuned filter calibration system |
| 01/20/2000 | DE19832387A1 Verfahren zum Feststellen von Einbau- und/oder Kalibrierungsfehlern einer Mehrzahl von Signalauskopplungseinheiten eines oder mehrerer Teilentladungsmeßsysteme A method for detecting the installation and / or calibration errors of a plurality of signal extraction units of one or more Teilentladungsmeßsysteme |
| 01/18/2000 | US6016054 Watt hour meter registration calibration method and apparatus |
| 01/05/2000 | EP0969286A2 An apparatus for the determination of electrical power and a method of testing or calibrating a plurality of such apparatus |
| 12/30/1999 | DE19908475A1 Calibration system for YIG (yttrium-iron-garnet)-tuned filter (YTF) in spectrum analyzer |
| 12/30/1999 | DE19826673A1 Electricity meter tester |
| 12/29/1999 | EP0797802A4 Digital trimming of on-chip analog components |
| 12/28/1999 | US6008656 Arrangement for calibrating a network analyzer for on-wafer measurement at integrated microwave circuits |
| 12/22/1999 | EP0965906A2 Calibrating rechargeable battery |
| 12/22/1999 | CN1239226A Calibrating method of rechargeable battery capacity``````` |
| 12/21/1999 | CA2093015C A method of calibrating a spectrometer using correlation between calibration sample spectra and measured spectra |
| 12/09/1999 | DE19922907A1 Calibrating output time of test signal for semiconductor test unit which has base on which semiconductor under test is mounted |
| 12/09/1999 | DE19902344A1 Network analyzer calibration method |
| 12/09/1999 | DE19825436A1 Circuit for self-calibrated impedance measurement of electrical components and analogue circuits |
| 11/18/1999 | DE19918697A1 Calibrating vectorial network analyzer |
| 11/11/1999 | DE19918960A1 Calibration process for multiport network analyzer based on a 7-term process |
| 11/04/1999 | DE19903573A1 Reflection measurement correction method for vector network analyzer |
| 11/04/1999 | DE19817763A1 Measuring device calibration |
| 10/26/1999 | US5973620 Control device and process for testing position dependent signals of a position measuring device |
| 10/26/1999 | US5973505 System for evaluating probing networks |
| 10/06/1999 | EP0948227A1 Calibration technique |
| 10/05/1999 | US5963017 Calibration of the battery device for a portable computer system |
| 10/03/1999 | CA2261828A1 Calibration technique |
| 09/30/1999 | WO1999049328A1 Device, assembly and method for testing electronic components, and calibrating method therefor |
| 09/29/1999 | CN2341160Y 光电采样器 Photoelectric sampler |
| 09/29/1999 | CN1229921A Method and apparatus for electronic meter testing |
| 09/22/1999 | EP0943174A1 Microwave active solid state cold/warm noise source |
| 09/15/1999 | EP0941480A1 Measurement instrument amplitude calibration |
| 09/08/1999 | CN2337572Y Regulator of photoelectrical sampler for multi-position electric energy meter checking table |
| 09/08/1999 | CN2337571Y Regulator of photoelectrical sampler for electric energy meter checking desk |
| 09/08/1999 | CN2337570Y Photoelectrical sampling device for electric meter checking |
| 09/08/1999 | CN2337569Y Photoelectric sampler |