Patents
Patents for G01R 17 - Measuring arrangements involving comparison with a reference value, e.g. bridge (1,558)
09/2005
09/29/2005DE102004011605A1 Object`s e.g. seat and glass, damages signaling device for e.g. bus, has bridge set to zero if bridge is in equilibrium, where bridge equilibrium gets upset if damages occur in object and bridge outputs signal that is digitally coded
09/28/2005CN1673755A Potential difference meter with seven bit reading
09/28/2005CN1673754A Portable potential difference meter
09/28/2005CN1673753A Portable potential difference meter with high resolution ratio
09/28/2005CN1673752A AC galvanometer
09/26/2005CA2502024A1 Constant contact wheel for close interval survey devices
09/15/2005US20050200352 Magnetic detection circuit and encoder
09/14/2005CN1667403A Method for obtaining micro variation from large voltage and circuit therefor
09/08/2005US20050194980 Method for detecting an offset drift in a wheatstone measuring bridge
08/2005
08/24/2005CN2720453Y Electric transformer resistance quick-acting detector
08/02/2005US6924649 Sensor read out
06/2005
06/21/2005US6909275 Electrical circuit for driving a load
06/16/2005US20050127893 Position indicator and position detector
06/08/2005EP1538516A2 Position indicator and position detector
05/2005
05/25/2005EP1386347A4 Microelectromechanical system (mens) device
05/19/2005WO2005045449A1 Broadband microwave power sensor
05/05/2005US20050093532 Broadband microwave power sensor
04/2005
04/27/2005CN1199048C Self-balanced type active current bridge
04/07/2005US20050073724 Method for compensating for printer characteristics
04/07/2005US20050073325 Method and circuit arrangement for offset correction of a measurement bridge
02/2005
02/24/2005US20050040808 Microelectricalmechanical system with improved beam suspension
02/10/2005US20050030003 Method and apparatus for electron density measurement and verifying process status
01/2005
01/19/2005CN2672662Y Combined resistor box for double arm electric bridge resistance detection experiment
01/13/2005US20050007127 Digital RF bridge
01/11/2005CA2146174C High precision rf vector analysis system based on synchronous sampling
12/2004
12/29/2004WO2004113937A1 Method and circuit arrangement for the self-testing of a reference voltage in electronic components
12/07/2004US6828781 Sensor array
11/2004
11/24/2004EP1478991A2 Power supply rejection circuit for capacitively-stored reference voltages
11/18/2004US20040227530 Electrical circuit for driving a load
11/04/2004DE4304060B4 Schaltungsanordnung zur Auswertung von Meßreaktanzen Circuit arrangement for evaluating Meßreaktanzen
10/2004
10/12/2004US6803755 Microelectromechanical system (MEMS) with improved beam suspension
09/2004
09/30/2004US20040189326 Vector-detecting apparatus and impedance measuring apparatus
09/30/2004DE10131375B4 Meßbrückenschaltung in Dreileitertechnik und Meßverfahren mit Ausregelung der Leitungseinflüsse Measuring bridge three-wire system and measuring method SETTLING the line influences
09/14/2004US6791340 Device for the comparison of two resistors, and integrated resistor compensation system incorporating this device
09/10/2004WO2003050951A3 Power supply rejection circuit for capacitively-stored reference voltages
09/08/2004CN2639897Y Digital D.C. bridge
08/2004
08/26/2004WO2004072665A1 Circuit check device, circuit check method, resistance measurement device, and resistance measurement method
08/25/2004EP1450168A1 Electric circuit for driving a load
08/25/2004EP1450167A1 Method and device for measuring the resistance of an electronic component
08/19/2004WO2003065131A3 Method and apparatus for electron density measurement and verifying process status
08/18/2004EP1447670A1 Sensor read out
08/12/2004US20040155663 Sensor read out
07/2004
07/20/2004US6765391 Low cost asic architecture for safety critical applications monitoring an applied stimulus
05/2004
05/19/2004DE10231447B4 Mechanisch elektrischer Wandler Mechanical-electrical converter
05/19/2004CN1497068A Electrochemical covering layer removal controlled by single-loop
05/06/2004EP1416286A2 Wheatstone bridge
04/2004
04/22/2004US20040075447 Low cost ASIC architecture for safety critical applications monitoring an applied stimulus
04/20/2004US6724202 Physical quantity detection device with temperature compensation
04/07/2004EP1405935A2 Control loop for use in electrochemical stripping
04/06/2004US6717789 Power supply rejection circuit for capacitively-stored reference voltages
04/01/2004WO2002067293A9 Microelectromechanical systems (mems) device including an analog or a digital
04/01/2004US20040060827 Electrometer for measuring a potential between coated part and reference electrode; comparing voltage output signal to set point voltage
03/2004
03/17/2004CN1482467A Self-balanced type active current bridge
02/2004
02/26/2004US20040036488 Self-balanced active current bridge for measuring the impedance of an external device
02/24/2004US6696846 Self-balanced active current bridge for measuring the impedance of an external device
02/11/2004CN1138153C Quad-layer GMR sandwich
02/04/2004EP1386347A2 Microelectromechanical system (mens) device
01/2004
01/29/2004DE10231447A1 Mechanisch elektrischer Wandler Mechanical-electrical converter
01/21/2004CN1135377C Wheastone bridge with temp. gradient compensation between mainresistors of bridge and its application in pressure-sensor with foil gauge
01/15/2004DE10230510A1 Sensoranordnung Sensor array
01/07/2004EP1378755A1 Electronic measuring circuit comprising a measuring bridge and measuring device
01/07/2004CN1465981A Electric bridge for experiment
11/2003
11/27/2003WO2002067293A3 Microelectromechanical systems (mems) device including an analog or a digital
11/11/2003US6646446 Method and apparatus for fault detection in a resistive bridge sensor
11/05/2003CN2585241Y Bridge type measuring instrument
08/2003
08/19/2003US6608492 AC impedance bridge
08/07/2003WO2003065131A2 Method and apparatus for electron density measurement and verifying process status
07/2003
07/31/2003US20030141957 Magnetic field sensing device
07/29/2003US6598484 Physical quantity detection device
06/2003
06/25/2003CN1425923A Multiple measuring range DC potential difference meter
06/19/2003WO2003050951A2 Power supply rejection circuit for capacitively-stored reference voltages
06/17/2003US6580587 Quad-layer GMR sandwich
06/05/2003US20030103302 Power supply rejection circuit for capacitively-stored reference voltages
05/2003
05/14/2003EP1236049B1 Measuring bridge circuit in three wire technology and provided with supply voltage regulation
05/02/2003EP1306350A2 Microelectrical mechanical system with improved beam suspension
03/2003
03/18/2003CA2059352C Method and apparatus for measuring the degree of fullness in a mill
03/04/2003US6529114 Magnetic field sensing device
02/2003
02/11/2003US6518880 Physical-quantity detection sensor
02/11/2003CA2238017C Wheatstone bridge with temperature gradient compensation
01/2003
01/07/2003US6504356 Microelectro-mechanical high resolution current sensing apparatus
01/02/2003US20030001594 Device for the comparison of two resistors, and integrated resistor compensation system incorporating this device
11/2002
11/27/2002EP1082619B1 Magnetic field sensing device
11/26/2002US6486679 Wide-band ratiometric radio frequency bridge
10/2002
10/30/2002CN2519283Y Direct current electric bridge
10/15/2002US6466005 High resolution current sensing apparatus
09/2002
09/04/2002EP1236049A2 Measuring bridge circuit in three wire conductor technology provided with supply voltage post regulation
08/2002
08/29/2002WO2002067293A2 Microelectromechanical systems (mems) device including an analog or a digital
08/29/2002DE10155082A1 Erfassungsvorrichtung für eine physikalische Größe mit Temperaturkompensation Detection apparatus for a physical quantity with temperature compensation
08/13/2002US6433524 Resistive bridge interface circuit
07/2002
07/09/2002US6417678 Bridge circuit for detector
07/04/2002US20020083776 Physical quantity detection device with temperature compensation
06/2002
06/13/2002US20020070723 Microelectromechanical system with improved beam suspension
06/11/2002US6404209 Measuring instrument for fill level sensors
06/06/2002US20020067255 Physical-quantity detection sensor
05/2002
05/09/2002US20020053916 Physical quantity detection device
05/08/2002CN2490588Y Power equipment earthing device downlead flow resistance measurement instrument
05/02/2002DE19934644C2 Schaltungsanordnung zur Messung eines veränderlichen Widerstandes A circuit arrangement for measuring a variable resistor
04/2002
04/25/2002DE10148596A1 Semiconductor sensor measures change of physical dimension using change in counter-pressure
04/25/2002DE10131229A1 Sensor for the measurement of physical values, e.g. pressure, has a sensor section which passes a voltage to a signal processing circuit and a reference voltage gives a self-diagnosis of the correct functioning of the circuit
03/2002
03/27/2002EP1191343A2 Method and apparatus for fault detection in a resistive bridge sensor
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