Patents
Patents for G01R 29 - Arrangements for measuring or indicating electric quantities not covered by groups (11,937)
09/2006
09/27/2006CN1837835A High-frequency clock jitter measuring circuit and calibration method thereof
09/27/2006CN1277115C Absorption power measuring device
09/26/2006US7113051 Frequency characterization of quartz crystals
09/26/2006US7112778 Active-matrix substrate and electromagnetic wave detector
09/21/2006WO2006098810A1 A model hand for electromagnetic testing
09/21/2006US20060212244 Event tracing with time stamp compression
09/21/2006US20060212243 Event tracing using hash tables with support for dynamic address to name resolution
09/21/2006US20060212242 Event tracing with time stamp compression and history buffer based compression
09/21/2006US20060212241 RFID tag imager
09/21/2006US20060208958 Compact omni-directional RF system
09/21/2006US20060208897 Capacitive RFID tag encoder
09/21/2006US20060208746 Anechoic chamber with direct observation of the electromagnetic behaviour of a tool to be studied
09/21/2006DE202006006830U1 Arrangement for two gate measurement of phase noise of an oscillator using spectrum analysis
09/21/2006DE112004002022T5 Messsonden-Prüfstruktur Measuring probe test structure
09/21/2006DE10231304B4 Verfahren und Vorrichtung zur Berechnung der elektromagnetischen Feldintensität Method and device for calculating the electromagnetic field intensity
09/21/2006DE102006010926A1 Verfahren zur Messung von höherem Phasenrauschen unter Verwendung eines Frequenz-Vorteilers, eine Apparatur und ein Programm, die das Verfahren verwenden A method for measuring a higher phase noise using a frequency pre-scaler, an apparatus and a program using the method
09/19/2006US7109932 Antenna efficiency test device
09/19/2006US7109931 Method and apparatus to control an antenna efficiency test device
09/19/2006US7109877 Fault monitoring apparatus and method
09/19/2006US7109698 Electric-field meter having current compensation
09/14/2006WO2006096553A2 Compact omni-directional rf system
09/13/2006EP1700507A1 Method and system for electromagnetic field evaluation
09/13/2006EP1700131A2 Loop resistance tester
09/13/2006CN2816825Y Microwave peak-field-density detector
09/13/2006CN2816823Y Microwave detecting device base on radiating substrate
09/13/2006CN1831545A Static broach exciting difference detection type miniature electric field sensor
09/12/2006US7107166 Device for testing LSI to be measured, jitter analyzer, and phase difference detector
09/12/2006US7106078 Method and apparatus for measuring transformer winding resistance
09/07/2006DE4039153B4 Verfahren und Vorrichtung zur Erzeugung eines Strahlungsdiagramms im Ruhezustand bei einer Gruppenantenne Method and apparatus for generating a radiation pattern in the idle state at a group antenna
09/06/2006CN2814561Y Acousto-optic electro scope for laboratory use
09/06/2006CN1830172A Method of reducing the variance of a signal-to-noise ration estimate for a signal with differential phase and coherent amplitude modulation
09/06/2006CN1828318A Magnetic or hybrid pyromagnetic drive minisize electric field sensor
09/06/2006CN1828317A Heat driven minisize electric field sensor
09/06/2006CN1828316A Duty cycle detector with first, second, and third values
09/05/2006US7102562 Radio frequency anechoic chamber with improved test stand
08/2006
08/31/2006US20060195806 Method and apparatus for quantifying the timing error induced by an impedance variation of a signal path
08/31/2006US20060195805 Method and apparatus for quantifying the timing error induced by crosstalk between signal paths
08/31/2006US20060195278 System and method for applying correction factors related to ambient conditions
08/31/2006US20060192565 Micromechanical potential sensor
08/30/2006CN2812020Y Multifunctional field intensity meter
08/29/2006US7098677 Method and device for measuring intensity of electromagnetic field, method and device for measuring current-voltage distribution, and method for judging quality of electronic device, and electronic device therefor
08/29/2006US7098644 Non-contact high-voltage electrometer architecture with low-voltage feedback
08/24/2006WO2006087782A1 Device and method for evaluating waveform measuring device and method for measuring jitter
08/24/2006US20060186927 Method and circuit for filtering glitches
08/24/2006US20060186898 Electric potential measuring device and image forming apparatus
08/24/2006US20060186892 Open-phase detecting method and apparatus
08/24/2006DE102006007617A1 Jittermessvorrichtung, Jittermessverfahren, Prüfvorrichtung und Elektronische Vorrichtung Jitter, jitter, tester and electronic device
08/24/2006DE102006006048A1 Testgerät und Testverfahren Test apparatus and test procedure
08/23/2006CN2809656Y Phase sequence detector for three-phase AC power supply
08/23/2006CN1823276A Open-phase detecting method of three-phase transformer
08/23/2006CN1271804C Radio-frequency testing arrangement and method for built-in antenna apparatus
08/22/2006CA2215754C Determining a parameter in a physical system
08/17/2006WO2006085438A1 Communication system
08/17/2006WO2006085372A1 Method for manufacturing inlet for electronic tag
08/17/2006US20060184332 Test apparatus and test method
08/17/2006US20060181287 Testing method
08/17/2006DE102005008734A1 Sinusoidal interfering signals detecting method, involves dividing overall frequency range into several frequency bands, where bands consist of frequency-band measuring signal of terminated sinusoidal signals and white intoxication signal
08/17/2006DE102005006958A1 Measuring method for determination of piezo-coefficient involves sample comprises piezoelectric material on which bending load is set out causes its bending which is measured and determines the charge quantity present on it
08/16/2006EP1690316A1 Antenna coupler
08/16/2006EP1690100A2 Frequency and timing error estimation and corresponding channel characterization in a communication system
08/16/2006CN2807268Y Horizontal modulating type surface potentiometer sensor
08/16/2006CN1818690A Conducting noise controller and controlling method for electromagnetic compatible device
08/10/2006DE102005012977A1 Sinusoidal interfering signal`s noise-measuring and/or identifying and/or removing method, involves adjusting parameters of auto correction matrices depending on selected method and target resultant quality
08/10/2006DE102005004699A1 Ez-component`s HF-broadband measurement device, has dipole coupled to inductive voltage divider that consists of resistors and including length that is smaller than half of wavelength of larger frequency from broadband range of frequencies
08/09/2006EP1530837B1 Method for estimating an interference signal code power measurement, user equipment and base station corresponding to the method
08/09/2006EP1192474A4 Floating plate voltage monitor
08/09/2006CN1268935C EMI analyzer capable of analyzing and reducing each electromagnetic interference component
08/08/2006US7089130 Electric/magnetic field analysis method using finite difference time domain, material descriptive method in electric/magnetic analysis, electric/magnetic analysis device, analysis data generation device and storage medium
08/08/2006US7088967 Data-compensating power measurement
08/08/2006US7088879 Miniature antenna and electromagnetic field sensing apparatus
08/08/2006US7088175 Low noise, electric field sensor
08/03/2006WO2006081374A1 System and method for operating an implantable medical device in a disruptive energy field
08/03/2006US20060173662 Electromagnetic field analysis apparatus, method and computer program
08/03/2006US20060172432 measuring instruments simulating the electromagnetic characteristics of a human body to measure the amount of absorption by the human body of a radio wave or waves radiated from a radio transmitter operated in the vicinity of the body through a relative scan and the radio transmitter
08/03/2006US20060171728 Electric potential measuring device using oscillating device, image forming apparatus, and electric potential measuring method
08/03/2006US20060170430 Method for determining the RF shielding effectiveness of a shielding structure
08/02/2006EP1686511A2 Broad bandwidth, high impedance transponder for electronic identification system
08/02/2006EP1686384A1 Jitter measurement device and jitter measurement method
08/02/2006EP1428033A4 Ultra-wide band pulse dispersion spectrometry method and apparatus providing multi-component composition analysis
08/02/2006CN1811474A Transformer dynamic stability state parameter tester and diagnostic software
08/02/2006CN1811473A Automatic measuring and displaying method for duty ratio
08/01/2006US7084649 Method and apparatus for measuring three-dimensional distribution of electric field
07/2006
07/27/2006WO2006039290A3 Spread frequency spectrum waveform generating circuit
07/27/2006US20060167642 System and method for determining a compensation factor suitable for correcting an attenuated signal in a conductor
07/27/2006US20060164101 Test method and apparatus for in-house wiring problems
07/27/2006DE10151824B4 Verfahren zur Ermittlung der elektromagnetischen Störaussendung einer Elektronikbaugruppe Method for determining the electromagnetic radiation of an electronics package
07/26/2006EP1181563B1 Method and measuring device for determining electromagnetic interference fields
07/26/2006CN2800285Y Line power frequency parameter tester
07/26/2006CN1808154A Method and apparatus for measuring material piezoelectric coefficient by using scanning near-field microwave microscopy
07/26/2006CN1808153A Method and apparatus for improving electromagnetic interference test for electronic equipment
07/26/2006CN1808149A Advection type membrane surface electric potential tester
07/25/2006US7082230 Optically modulated scatterer and array thereof
07/20/2006WO2006075584A1 Electromagnetic field distribution measuring method and apparatus thereof, computer program and information recording medium
07/20/2006US20060159201 Method of reducing the variance of a signal-to-noise ration estimate for a signal with differential phase and coherent amplitude modulation
07/20/2006US20060158196 Electric potential measuring apparatus, and image forming apparatus
07/19/2006EP1680813A2 Probe testing structure
07/19/2006EP1423715B1 Diagnostics for piezoelectric sensor
07/19/2006CN1804644A Method for capturing out-of-step interface based on reactive power
07/19/2006CN1804643A Antenna failure recognition system and antenna failure recognition method
07/19/2006CN1265205C System and method for detecting open-phase of compressor system
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