Patents
Patents for G01R 27 - Arrangements for measuring resistance, reactance, impedance, or electric characteristics derived therefrom (22,286)
07/2011
07/13/2011EP2343560A2 High frequency circuit analyser
07/13/2011EP2343444A2 Fuel control arrangements for a gas turbine engine
07/13/2011CN201898514U Standing-wave and power online detection device
07/13/2011CN102122478A Display, detection system and detection method for junction impedance thereof
07/13/2011CN102121963A Method and equipment for detecting crude leakage of surface-mount quartz resonator
07/13/2011CN102121954A Test device and test method for high-voltage dielectric loss
07/13/2011CN101349713B Method for detecting battery internal resistance of hybrid power automobile
07/12/2011US7979219 Transmission medium testing apparatus and method
07/12/2011US7977955 Particulate matter sensor
07/12/2011US7977954 Methods and systems for sigma delta capacitance measuring using shared components
07/12/2011US7977953 In-mould molding touch module and method for manufacturing the same
07/12/2011US7977101 Method and system for measuring water hardness
07/07/2011US20110166814 Electrical network analysis of a multiphase system
07/07/2011US20110166812 System and method for monitoring parameters in containers
07/07/2011US20110166691 Method of monitoring the clean/rinse/dry processes of patterned wafers using an electro-chemical residue sensor (ecrs)
07/07/2011US20110166445 Measuring device and a method for microwave-based investigation
07/07/2011US20110163994 Touch sensing system, capacitance sensing apparatus and capacitance sensing method thereof
07/07/2011US20110163770 Electrical network representation of a distributed system
07/07/2011US20110163769 Methods of determining mid-stroke positions of active material actuated loads
07/07/2011US20110163768 Touch screen device, capacitance measuring circuit thereof, and method of measuring capacitance
07/07/2011US20110163767 Occupant detection system and method
07/07/2011US20110163766 Capacitance measurement circuit with dynamic feedback
07/07/2011US20110163765 Capacitive occupant detection system having wet seat compensation and method
07/07/2011US20110163764 Anti-entrapment system
07/07/2011US20110163763 Electrical capacitance sensor
07/07/2011US20110163762 Open loop load pull arrangement with determination of injections signals
07/07/2011DE102005060927B4 System zur Bestimmung der Kraftstoffmenge in einem Kraftstofftank A system for determining the amount of fuel in a fuel tank
07/06/2011EP2341354A1 Contactless measuring system
07/06/2011EP2340442A1 Measurement arrangement having a calibration substrate and electronic circuit
07/06/2011EP2209683B1 Method for testing a container warning device of a compensation container, and testing apparatus for testing a container warning device
07/06/2011CN201892716U Insulation tester for bus of direct-current power source cabinet
07/06/2011CN201892712U Automatic test device for lithium battery circuit protection boards
07/06/2011CN201892710U Monitoring system of power transformer
07/06/2011CN201892706U Double-jaw grounding resistance tester
07/06/2011CN201892699U Direct-current capacitor degradation alarm circuit
07/06/2011CN102116877A Anti-disassembly electronic wrist strap based on resistance detection
07/06/2011CN102116825A Electric property comprehensive tester for solar junction box
07/06/2011CN102116815A Safety test system
07/06/2011CN102116814A Multifunction integrated electronic measurement method and device
07/06/2011CN102116806A ESD (Electro-Static Discharge) test method of chip
07/06/2011CN102116804A Method for testing complex dielectric constant of microwave dielectric material
07/06/2011CN102116803A Method for testing capacitance and dielectric loss value of 220KV coupling capacitor
07/06/2011CN102116802A Device and method for rapidly detecting electric resistivity of molten metal
07/06/2011CN102116801A Circuit and device for measuring protective conductor
07/06/2011CN102116800A Multi-resistance measuring method for satisfying wireless signal output and measuring device
07/06/2011CN102116799A Electrical insulation test apparatus
07/06/2011CN102116757A Electrical conductivity measurement system and method for liquid
07/06/2011CN102116755A Method for measuring multiphase flow based on multi-section impedance type long-waist inner core and related speed measurement
07/06/2011CN102116754A Multiphase flow measurement method based on double-section impedance type long waist cone sensor
07/06/2011CN101592688B On-line measuring device for resistance of flexible base material metallized film
07/06/2011CN101592585B Evaluation device for grounding material for electric power system
07/06/2011CN101101310B Method for measuring the insulation resistance in an it network
07/05/2011US7974794 Electric energy meter
07/05/2011US7973543 Measurement apparatus, test apparatus and measurement method
07/05/2011US7973542 Methods and systems for guarding a charge transfer capacitance sensor for proximity detection
07/05/2011US7973541 Method and apparatus for estimating resistance and capacitance of metal interconnects
07/05/2011US7973540 Coupling loop and method of positioning coupling loop
06/2011
06/30/2011WO2011078774A1 Conductivity sensor assembly
06/30/2011US20110158661 Apparatus and method for determining photoreceptor charge transport layer thickness of apparatus using a scorotron charge device
06/30/2011US20110156728 Rotation angle sensing assembly including attaching structure, variable valve mechanism for internal combustion engine using the attaching structure, and vehicle incorporating the same
06/30/2011US20110156727 Soot Sensor
06/30/2011US20110156726 Measuring sensor, fuel feed line and method for manufacturing a measuring sensor
06/30/2011US20110156725 Calculating A Parasitic Capacitance of an Oscillator Circuit
06/30/2011US20110156724 Capacitance measurement systems and methods
06/30/2011US20110156723 Non-contacting method and apparatus for determining contact voltage sources and providing a warning for same
06/30/2011US20110156722 Method for detecting chemical or biological species and electrode arrangement therefor
06/30/2011US20110156721 Passive microwave fire and intrusion detection system
06/30/2011US20110156720 Portable partial discharge detection device
06/30/2011US20110154905 Capacitive sensor and manufacturing method thereof
06/30/2011DE102009060422A1 Bidirectional, offset-free current source for use in bio-impedance measurement system, has negative feedback circuit guiding signal from pole of load resistor to input of filter, where output of filter is connected with input of amplifier
06/29/2011EP2338063A1 Measuring system for determining scatter parameters
06/29/2011CN201886117U Insulation detection circuit of electrically-propelled vehicle
06/29/2011CN201886116U Direct current insulation monitoring system capable of reducing voltage fluctuation of buses
06/29/2011CN201886113U Pilot-frequency and high-current multifunctional grounding parameter testing system based on variable frequency power supply
06/29/2011CN201886106U 直流漏电流测量装置 DC leakage current measurement device
06/29/2011CN201886086U Fast detector for transformer iron core loss and coil turn number
06/29/2011CN201886085U Liquid resistor preparation testing device of a liquid resistor soft-start device
06/29/2011CN201886084U Direct current insulation monitoring system capable of overcoming relaying protection misoperation
06/29/2011CN201886083U Measuring device for isolation resistance of vehicle DC (direct current) high-voltage system
06/29/2011CN102111006A Charging connector contact resistance detection device and charging control method
06/29/2011CN102109556A Circuit for detecting dynamic weak capacitance of MEMS device
06/29/2011CN101719416B U-shaped current transformer with on-line insulation-monitoring function
06/29/2011CN101533047B AC milliohm meter based on complex programmable logic device, and measurement method therefor
06/29/2011CN101174507B Low-loss adjustable ferroelectric device and its characterization method
06/28/2011US7969167 Capacitance-to-voltage interface circuit with shared capacitor bank for offsetting and analog-to-digital conversion
06/28/2011US7969166 Method and circuit for detecting the presence, position and/or approach of an object relative to an electrode
06/28/2011US7969165 Device for determining the distance between a rotor blade and a wall of a turbine engine surrounding the rotor blade
06/28/2011US7969164 Method and apparatus for mini module EMI shielding evaluation
06/28/2011US7969163 Measuring signal propagation and adjustable delays in electronic devices
06/28/2011US7969162 Method and device for dynamic adjustment of network operating voltage
06/28/2011US7969160 Electrolytic capacitor
06/28/2011US7969100 Bulb type detector for dimmer circuit and inventive resistance and short circuit detection
06/23/2011WO2011074683A1 Insulation-degradation detecting device
06/23/2011WO2011074590A1 Semiconductor device, measurement apparatus, and measurement method of relative permittivity
06/23/2011US20110149375 Integrated touch for imod displays using back glass
06/23/2011US20110148811 Sensor apparatus and information processing apparatus
06/23/2011US20110148455 Method for measuring current, method for inspecting semiconductor device, semiconductor device, and test element group
06/23/2011US20110148443 Method and equipment for monitoring the current drained by the grounding electrode in electric impedance tomography
06/23/2011US20110148442 Monitoring a suspension and traction means of an elevator system
06/23/2011US20110148441 Quantum computing device and using method thereof
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