Patents for G01R 27 - Arrangements for measuring resistance, reactance, impedance, or electric characteristics derived therefrom (22,286) |
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11/14/2006 | US7135941 Triple probe automatic slide screw load pull tuner and method |
11/14/2006 | US7135874 System and method for enhanced measurement of rheological properties |
11/14/2006 | US7135873 Digital time domain reflectometer system |
11/14/2006 | US7135872 Method of determining the composition of a multiphase fluid |
11/14/2006 | US7135871 Soil moisture sensor |
11/14/2006 | US7135870 Device for determining the composition of a fluid mixture |
11/14/2006 | US7135869 Thickness measuring systems and methods using a cavity resonator |
11/14/2006 | US7135294 Measuring a change in impedance magnitude of a Polymerase Chain Reaction solution when an electric field between electrodes generates a change in a dielectric property in the solution |
11/09/2006 | WO2006117388A1 Dynamic measurement of the impedance of microwave components |
11/09/2006 | WO2006076488A3 Stepped frequency radar |
11/09/2006 | US20060250146 Method and device for the temperature compensation of a measuring bridge |
11/09/2006 | US20060250145 Method and device for measuring resistance |
11/09/2006 | US20060250144 Method and device for measuring capacitances |
11/09/2006 | US20060250143 Capacitive sensor and associated methods of operation |
11/09/2006 | US20060250142 Electrostatic capacity detection type proximity sensor |
11/09/2006 | US20060250140 Device for analyzing the composition of the contents of a container |
11/09/2006 | DE102006020301A1 Capacitance measuring method for use in capacitive sensor, involves measuring charging or discharging time of known reference capacitor and stray capacitor |
11/08/2006 | EP1720254A1 Capacitive sensor |
11/08/2006 | EP1719990A1 Method and apparatus for temperature compensation of a sensing bridge |
11/08/2006 | EP1719250A1 Load insensitive power amplifier |
11/08/2006 | CN2836029Y Online monitoring system for internal resistance and deterioration state of storage battery |
11/08/2006 | CN1860373A Capacitor deterioration judgment method |
11/08/2006 | CN1858605A Measuring system for surge protector transient protective level based on differential input |
11/08/2006 | CN1283991C Two-phase fluid mesh capacitance tomography method |
11/07/2006 | US7134105 Multiple level transistor abstraction for dynamic circuits |
11/07/2006 | US7133726 Thermal cycler for PCR |
11/07/2006 | US7132838 Active sensor circuit with one or more T-network pairs |
11/07/2006 | US7132837 System and method for measuring conductivity on molecular level |
11/07/2006 | US7132836 Microwave measuring arrangement for product density measurement |
11/07/2006 | US7132831 Electrode configuration for resistivity sounding |
11/07/2006 | US7132611 Apparatus for the registration of weight |
11/02/2006 | WO2006116160A2 Directional capacitive sensor system and method |
11/02/2006 | WO2006115380A1 Method of detecting soil structure using voltage slope and measuring earth resistance |
11/02/2006 | WO2006115110A1 Solid electrolytic capacitor inspection device and inspection method |
11/02/2006 | US20060247883 A method and system for the interactive testing of assembled wireless communication devices |
11/02/2006 | US20060247882 Test apparatus, test method, electronic device manufacturing method, test simulator and test simulation method |
11/02/2006 | US20060246611 Method of and apparatus for controlling probe tip sanding in semiconductor device testing equipment |
11/02/2006 | US20060244466 Proximity sensor |
11/02/2006 | US20060244465 Coupling loop and method for positioning coupling loop |
11/02/2006 | US20060244464 Sensing apparatus and method |
11/02/2006 | EP1717576A1 Humidity sensor |
11/02/2006 | EP1426771B1 Impedance measuring circuit and capacitance measuring circuit |
11/02/2006 | EP1384286B9 Inverted-f ferroelectric antenna |
11/02/2006 | EP1292836A4 Windshield dual moisture sensor |
11/02/2006 | DE202005009752U1 Messvorrichtung Measuring device |
11/01/2006 | CN1854726A Two-phase fluid grid and capacitor chromatography imaging method |
11/01/2006 | CN1282878C Interference elimination in antenna testing |
10/31/2006 | US7130780 Method and instrument for electronically recording and imaging fluid washover via measuring characteristics of the fluid at multiple locations simultaneously |
10/31/2006 | US7130756 Calibration method for carrying out multiport measurements on semiconductor wafers |
10/31/2006 | US7129719 Apparatus for detecting defect in circuit pattern and defect detecting system having the same |
10/31/2006 | US7129718 Method and structure for measuring a bonding resistance |
10/31/2006 | US7129717 Systems and methods for measuring tear film osmolarity |
10/31/2006 | US7129716 Circuit for motor vehicles with coding plug |
10/31/2006 | US7129715 Oil deterioration sensor |
10/31/2006 | US7129714 Capacitive measurement system |
10/31/2006 | US7129713 Capacitive moisture sensor |
10/31/2006 | US7129712 Attofarad capacitance measurement |
10/31/2006 | US7129711 Device for detecting interferences or interruptions of the inner fields smoothing layer of medium or high voltage cables |
10/31/2006 | US7129693 Modular voltage sensor |
10/26/2006 | WO2006112976A2 Electrical component with fractional order impedance |
10/26/2006 | WO2006112883A2 Carbon nanotube-quartz resonator with femtogram resolution |
10/26/2006 | WO2006111213A1 Calibration device and calibration method for adjusting a directional coupler measuring system |
10/26/2006 | WO2006088887A3 Capacitive rain sensor |
10/26/2006 | WO2005116671A3 Increase productivity at wafer test using probe retest data analysis |
10/26/2006 | WO2005082106A3 Built-in self test method and apparatus for jitter transfer, jitter tolerance, and fifo data buffer |
10/26/2006 | US20060241887 Calibration apparatus and method using pulse for frequency, phase, and delay characteristic |
10/26/2006 | US20060238205 Directional capacitive sensor system and method |
10/26/2006 | DE112004001082T5 Kapazitive Beschleunigungssensoranordnung Capacitive Accelerometer sensor array |
10/26/2006 | DE102006017183A1 Kalibrierungsvorrichtung und Verfahren, wobei ein Impuls für Frequenz-, Phase- und Verzögerungs-Eigenschaften verwendet wird Calibration apparatus and method in which a pulse for frequency, phase and delay characteristics is used |
10/26/2006 | DE102005018090A1 Kalibriervorrichtung und Kalibrierverfahren zum Abgleich eines Richtkoppler-Messsystems Calibration and calibration method for calibrating a directional coupler measurement system |
10/25/2006 | EP1490910A4 Determination apparatus and method of calibrating the apparatus |
10/25/2006 | CN2831145Y Device of testing permanent magnet reactance parameter based on voltage integrating process |
10/25/2006 | CN2831144Y Continuous earthing monitor |
10/25/2006 | CN2831129Y Program controlled a.c/d.c simulated standard resistor |
10/25/2006 | CN1853349A Multi-phase measurement system with synchronized sigma delta converters |
10/25/2006 | CN1853109A Error factor acquisition device, method, program, and recording medium |
10/25/2006 | CN1853108A A measuring circuit and a method for determining a characteristic of the impedance of a complex impedance element for facilitating characterisation of the impedance thereof |
10/25/2006 | CN1852062A Apparatus and method for detecting antenna feedback fault point of narrow-band base-station system |
10/25/2006 | CN1851486A Method for determining inductive value of inductance for circuit chip |
10/25/2006 | CN1851485A High temperature resistivity measuring device and its measuring method |
10/25/2006 | CN1282118C Reading appts. |
10/25/2006 | CN1281971C Detector for moving object |
10/25/2006 | CN1281968C Electronic component characteristic measuring device |
10/25/2006 | CN1281967C Equipment for continuous automatic measuring resistance of conducting material |
10/24/2006 | US7127363 Calculating differential scattering parameters |
10/24/2006 | US7127089 Electrostatic capacitance detection device |
10/24/2006 | US7126355 Physical quantity sensing device with bridge circuit and temperature compensating method |
10/24/2006 | US7126354 Circuit configuration having a load transistor and a current measuring configuration, method for ascertaining the load current in a load transistor, semiconductor component, and measuring configuration |
10/24/2006 | US7126353 Method and circuit arrangement for determining an electric measurement value for a resistance element, preferably for determining an electric current that flows through the said resistance element |
10/24/2006 | US7126352 Method and device for determining the moisture content and conductivity in the ground and in bulk materials |
10/24/2006 | US7126351 Method and device for distinguishing gem stones |
10/24/2006 | US7126350 Electrostatic capacitance detection device |
10/24/2006 | US7126349 Capacitance detection apparatus, driving method for the same, fingerprint sensor, and biometric authentication apparatus |
10/24/2006 | US7126348 Method and a device for voltage measurement in a high-voltage conductor |
10/24/2006 | US7126347 Precision wideband 50 Ohm input and 50 Ohm output or 100 Ohm output differential reflection bridge |
10/24/2006 | US7126346 Method, apparatus, and article of manufacture for manufacturing high frequency balanced circuits |
10/19/2006 | WO2006108892A1 Analog system for indicating the connection status of a selected subset zd of the electrical loads z parallel-connected to a power supply |
10/19/2006 | WO2006069721A3 Measuring device and method for determining a dielectric property, particularly humidity and/or density, of a product |
10/19/2006 | US20060232283 Method for circuit inspection |
10/19/2006 | US20060232282 System and method for measuring conductivity on molecular level |