| Patents for G01R 35 - Testing or calibrating of apparatus covered by the other groups of this subclass (8,105) |
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| 08/21/2008 | US20080197858 Automatic calibration techniques with improved accuracy and lower complexity for high frequency vector network analyzers |
| 08/20/2008 | EP1959267A1 An automatic unit for verifying the calibration of a multimeter |
| 08/20/2008 | CN101246206A Bleeder current measurer checking device |
| 08/19/2008 | US7414450 System and method for adaptive power supply to reduce power consumption |
| 08/19/2008 | US7414411 Signal analysis system and calibration method for multiple signal probes |
| 08/19/2008 | US7414391 Electromagnetic logging tool calibration system |
| 08/19/2008 | US7414390 Signal detection contactor and signal calibration system |
| 08/14/2008 | WO2007089417A3 Two loop calibrator |
| 08/14/2008 | US20080191709 Cable compensation for pulsed I-V measurements |
| 08/13/2008 | EP1956384A2 Current sensor device |
| 08/13/2008 | EP1955088A1 Method and system for the calibration of meters |
| 08/13/2008 | EP1373909B1 Circuit for improved test and calibration in automated test equipment. |
| 08/13/2008 | CN101241172A Current comparator calibration device and method of calibration |
| 08/13/2008 | CN101241018A Indicating instrument full-automatic test method based on computer visual sense technology |
| 08/07/2008 | US20080189054 Method And Apparatus For Directing The Use Of A Coriolis Flow Meter |
| 08/07/2008 | US20080186023 Method and Apparatus for Magnetic Field Measurements Using a Magnetoresistive Sensor |
| 08/06/2008 | CN201096876Y Online tester for current mutual inductor |
| 08/05/2008 | US7409307 Calibration apparatus, calibration method, testing apparatus, and testing method |
| 08/05/2008 | US7408363 Signal analysis system and calibration method for processing acquires signal samples with an arbitrary load |
| 07/31/2008 | US20080183414 Apparatus and method for trimming multiple sensing elements with a single trim resistor |
| 07/30/2008 | CN101231333A Portable metrology charge instrument |
| 07/30/2008 | CN101231332A Full-automatic mutual inductor tester whole checking system |
| 07/30/2008 | CN101231320A Undervoltage collection copy system detecting device based on virtual electric energy meter module |
| 07/29/2008 | US7405576 Method and apparatus for measuring high-frequency electrical characteristics of electronic device, and method for calibrating apparatus for measuring high-frequency electrical characteristics |
| 07/29/2008 | US7405575 Signal analysis system and calibration method for measuring the impedance of a device under test |
| 07/29/2008 | CA2491236C Switchgear module and configurations, and method of fabrication and assembly thereof |
| 07/24/2008 | WO2008066913A3 Method and apparatus for magnetic field sensor calibration |
| 07/23/2008 | EP1397694B1 Method for monitoring a power supply of a control unit in a motor vehicle |
| 07/23/2008 | CN101228447A Insulation resistance degradation detector and failure self-diagnostic method for insulation resistance degradation detector |
| 07/23/2008 | CN101226233A Method and apparatus for testing chip testing mechanism |
| 07/23/2008 | CN101226207A Active variable impedance synthesizer |
| 07/17/2008 | US20080172198 Correction of sensor non-equipotentiality in a resistivity imaging device |
| 07/17/2008 | US20080172192 Intelligent Electronic Device with Board-Range High Accuracy |
| 07/16/2008 | CN101221843A Double-spiral curve AC/DC difference calculable resistor, its production method, analyzing method and application |
| 07/16/2008 | CN101221229A Method for testing synthetic measuring error of high tension electric energy metering installation |
| 07/16/2008 | CN101221225A Calibration method and device for battery voltage sampling |
| 07/16/2008 | CN101221109A Method for automatically testing and recording rated value of SF6 gas density relay |
| 07/16/2008 | CN100403035C Circuit arrengement and method for monitoring circuit |
| 07/15/2008 | US7400995 Device and method for testing integrated circuits |
| 07/15/2008 | US7400993 Method and system for accuracy of speed and acceleration measurements on rotating machinery with a speed wheel |
| 07/15/2008 | US7400142 Dynamic magnetic anomaly compensation |
| 07/10/2008 | US20080164864 Compensation of simple fibre optic faraday effect sensors |
| 07/10/2008 | DE102004002228B4 Kyroelektronischer Mikrowellenschaltkreis mit koplanaren Streifenleitungen und dessen Verwendung als Josephsonquantisierer Kyroelektronischer microwave circuit with coplanar strip lines and its use as Josephsonquantisierer |
| 07/09/2008 | EP1942348A1 Method and system for calibrating a micro-electromechanical system (MEMS) based sensor using tunneling current sensing |
| 07/09/2008 | CN201083824Y Three phase electrical energy meter plane regulating platform |
| 07/09/2008 | CN201083823Y Insulating oil dielectric strength tester vector measurement dedicated calibration apparatus |
| 07/09/2008 | CN201083822Y Loop resistance calibration ring |
| 07/09/2008 | CN101216543A DC system earth fault detection and calibration method and its special equipment |
| 07/09/2008 | CN101216542A Current detecting device and calibration method |
| 07/09/2008 | CN100401090C Improved calibration method of vector network analyzer |
| 07/02/2008 | CN101213470A Methods and apparatus for optimizing an electrical response to a conductive layer on a substrate |
| 07/01/2008 | US7395468 Methods for debugging scan testing failures of integrated circuits |
| 07/01/2008 | US7394324 Method and system to calibrate an oscillator within an RFID circuit utilizing a test signal supplied to the RFID circuit |
| 06/26/2008 | WO2008075602A1 Measurement device, measurement method, calibration device, and calibration method |
| 06/25/2008 | CN101206252A System and method for measuring digital multimeter |
| 06/25/2008 | CN101206130A Automatic verification/calibration/test platform for electronic instrument |
| 06/25/2008 | CN100397390C Digital frequency response compensator and arbitrary response generator system |
| 06/24/2008 | US7391221 On-die impedance calibration |
| 06/19/2008 | WO2008021907A3 Calibrated s-parameter measurements of probes |
| 06/19/2008 | US20080143343 Method And System For Correcting The Feedback From Electrical Measurement Converters To A Device Under Test |
| 06/18/2008 | CN101201393A Method for calibrating closed hull precision of relay synthetic parametric tester |
| 06/17/2008 | US7389194 Driver calibration methods and circuits |
| 06/17/2008 | US7389193 Apparatus and method for calibrating transmission paths in a multicarrier communication system using multiple antennas |
| 06/17/2008 | US7389190 Testing apparatus for testing a device under test and comparator circuit and calibration apparatus for the testing apparatus |
| 06/12/2008 | US20080136422 Amperage/voltage loop calibrator with loop diagnostics |
| 06/11/2008 | CN100394209C Current mutual inductor in-situ detecting device and method |
| 06/10/2008 | US7386444 Hybrid speech coding and system |
| 06/10/2008 | US7386410 Closed loop controlled reference voltage calibration circuit and method |
| 06/10/2008 | US7386409 Method and apparatus for artifact signal reduction in systems of mismatched interleaved digitizers |
| 06/10/2008 | US7385519 Apparatus and method for operability and live-dead-live testing |
| 06/10/2008 | US7385359 Information systems |
| 06/05/2008 | WO2008066913A2 Method and apparatus for magnetic field sensor calibration |
| 06/05/2008 | WO2008066137A1 Electronic part high-frequency characteristic error correction method and device |
| 06/05/2008 | WO2008065791A1 High frequency characteristics error correction method of electronic component |
| 06/05/2008 | US20080129282 Method and Apparatus for Magnetic Field Sensor Calibration |
| 06/05/2008 | US20080129281 Method and apparatus for magnetic field sensor calibration |
| 06/04/2008 | EP1490700B1 Circuit arrangement and method for testing an electric circuit |
| 06/04/2008 | CN201069470Y Real time online monitoring device for integrated error of high-voltage power calculation device |
| 06/04/2008 | CN201069469Y Real time online monitoring device for calculation error of the high-voltage current mutual inductor |
| 06/04/2008 | CN201069468Y Real time online monitoring device for calculation error of the HV voltage mutual inductor |
| 06/04/2008 | CN101191831A Oscillographs test system and process |
| 06/03/2008 | US7383145 Programmable calibration circuit for power supply current sensing and droop loss compensation |
| 05/29/2008 | US20080125999 Method for calibration of a vectorial network analyzer |
| 05/29/2008 | US20080125998 Calibration device |
| 05/29/2008 | US20080125986 System and method for compensating for potential and current transformers in energy meters |
| 05/29/2008 | US20080122452 Impedance Calibration for Source Series Terminated Serial Link Transmitter |
| 05/29/2008 | US20080122451 Method for calibration of a vectorial network analyzer having more than two ports |
| 05/29/2008 | US20080122450 Calibration circuit |
| 05/29/2008 | US20080122449 Power extractor for impedance matching |
| 05/29/2008 | DE102007057394A1 Vector network analyzer calibrating method, involves implementing reflection standards resembling short-circuit and open-circuit operation in which ports are physically equal, and realizing transmission values of port by through connection |
| 05/29/2008 | DE102007057393A1 Vectorial multi-port network analyzer calibrating method, involves mathematically determining reflection values of one-port, which is realized by unknown reflective termination to be same as short-circuit and open loop |
| 05/27/2008 | US7379834 Systems and methods for clock mode determination utilizing hysteresis |
| 05/22/2008 | WO2008060950A2 Rapid response blood analyzer |
| 05/22/2008 | US20080116902 Second intercept point (ip2) calibrator and method for calibrating ip2 |
| 05/22/2008 | US20080116880 Harmonics measurement instrument with in-situ calibration |
| 05/21/2008 | EP1923711A2 Battery capacity measuring and remaining capacity calculating system |
| 05/21/2008 | EP1923710A2 Battery capacity measuring and remaining capacity calculating system |
| 05/21/2008 | DE10333101B4 Kalibrierungseinrichtung für die Kalibrierung eines Testerkanals einer Testereinrichtung, Testersystem und Verfahren zum Kalibrieren eines Testerkanals Calibration means for calibration of a tester channel of a tester device tester system and method for calibrating a tester channel |
| 05/21/2008 | DE102006052866A1 Level adjusting device for high frequency output signal of signal generator, has control circuit controlling high frequency output signal of generator in such manner that amplitude of output signal is equal to amplitude of reference signal |
| 05/21/2008 | CN101183147A Precision testing system of electrical energy meter electricity quick transient impulse group interference test |