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Class Information
Number: 324/721
Name: Electricity: measuring and testing > Impedance, admittance or other quantities representative of electrical stimulus/response relationships > Lumped type parameters > Using resistance or conductance measurement > With compensation means > For temperature variation
Description: Subject matter including means to offset effects caused by changes in the ambient temperature.

Patents under this class:
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Patent Number Title Of Patent Date Issued
8350571 Electronic salt meter Jan. 8, 2013
8330476 Dynamic voltage and power management by temperature monitoring Dec. 11, 2012
8314623 System and method for more accurate temperature sensing using thermistors Nov. 20, 2012
8237454 Measuring device and method for local measurement of at least one electrical property of the content of a container Aug. 7, 2012
8149004 Corrosion sensor for monitoring and controlling lubricant acidity Apr. 3, 2012
8081006 Non-linear sensor temperature compensation using summed temperature compensation signals Dec. 20, 2011
7852098 On-die heating circuit and control loop for rapid heating of the die Dec. 14, 2010
7696768 On-die heating circuit and control loop for rapid heating of the die Apr. 13, 2010
7622030 General and localized corrosion rate measurements Nov. 24, 2009
7598722 Method and apparatus for sensing temperature Oct. 6, 2009
7573275 Temperature sensor control apparatus Aug. 11, 2009
7508225 Apparatus, system and method for identification with temperature dependent resistive device Mar. 24, 2009
7492171 Systems and arrangements for sensing current with a low loss sense element Feb. 17, 2009
7443178 Circuit arrangement of the temperature compensation of a measuring resistor structure Oct. 28, 2008
7443176 Test mode and test method for a temperature tamper detection circuit Oct. 28, 2008
7429866 System and method for resistance measurement Sep. 30, 2008
7394264 Device for non-dissipative measurement of the current in an inductor Jul. 1, 2008
7391228 On-die heating circuit and control loop for rapid heating of the die Jun. 24, 2008
7268566 Active sensor circuit with one or more T-network pairs Sep. 11, 2007
7265560 Temperature compensated vapor sensor Sep. 4, 2007
7176701 Semiconductor device, temperature sensor, and electronic apparatus comprising it Feb. 13, 2007
7170275 Method and apparatus for determining the temperature of a junction using voltage responses of the junction and a correction factor Jan. 30, 2007
7132838 Active sensor circuit with one or more T-network pairs Nov. 7, 2006
7015706 Semiconductor sensing device using different resistance types Mar. 21, 2006
6936158 Method and apparatus for measuring accumulated and instant rate of material loss or material gain Aug. 30, 2005
6919729 Corrosivity measuring device with temperature compensation Jul. 19, 2005
6906537 System for controlling the temperature of an aircraft airfoil component Jun. 14, 2005
6867605 Circuit for determining the internal resistance of a linear lambda probe Mar. 15, 2005
6809538 Active cooling to reduce leakage power Oct. 26, 2004
6750664 Apparatus for managing an intergrated circuit Jun. 15, 2004
6724202 Physical quantity detection device with temperature compensation Apr. 20, 2004
6724196 Temperature controlled high voltage regulator Apr. 20, 2004
6714018 Method of commissioning and operating an electrically heated pipe-in-pipe subsea pipeline Mar. 30, 2004
6707012 Power supply for electrically heated subsea pipeline Mar. 16, 2004
6657445 Sensor mat configuration enabling actual resistance values of force-dependent resistors of a sensor mat to be determined Dec. 2, 2003
6582119 Wire breaking detection method for temperature sensor and temperature sensing apparatus for using the method Jun. 24, 2003
6525550 Method and apparatus for temperature control Feb. 25, 2003
6421626 Low voltage/low power temperature sensor Jul. 16, 2002
6417678 Bridge circuit for detector Jul. 9, 2002
6373236 Temperature compensated power detector Apr. 16, 2002
6329825 Sensing apparatus having a sensing bridge circuit and a temperature detecting bridge circuit for detecting a physical quantity and a related temperature compensating method Dec. 11, 2001
5977782 Fluid abrasion and/or corrosion sensors and method of sensing abrasion and/or corrosion Nov. 2, 1999
5867031 Method of improving pressure sensor measurement by passive current compensation Feb. 2, 1999
5764067 Method and apparatus for sensor signal conditioning using low-cost, high-accuracy analog circuitry Jun. 9, 1998
5663650 Portable grain moisture meter Sep. 2, 1997
5644239 Method and apparatus for sensing the condition of a fluid Jul. 1, 1997
5381102 Device with a current divider for controlling adjustment of signals from sensors Jan. 10, 1995
5345184 Humidity detection circuit for electronic heat cooking apparatus Sep. 6, 1994
5313165 Temperature-compensated apparatus for monitoring current having controlled sensitivity to supply voltage May. 17, 1994
5260667 Method and apparatus for determining the percentage water condent of oil in water emulsion by specific admittance measurement Nov. 9, 1993

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