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Class Information
Number: 324/207.12
Name: Electricity: measuring and testing > Magnetic > Displacement > Compensation for measurement
Description: Subject matter which includes a device, circuit or circuit component that corrects an undesirable condition which affects the displacement measurement.
Patents under this class:
| Patent Number |
Title Of Patent |
Date Issued |
| 7612557 |
Eddy current type sensor for detecting conductor |
Nov. 3, 2009 |
| 7597176 |
Elevator car position determining system and method using a signal filling technique |
Oct. 6, 2009 |
| 7583080 |
Rotation angle detection device and rotation angle correction method |
Sep. 1, 2009 |
| 7570046 |
Single sensing multiple output system |
Aug. 4, 2009 |
| 7564238 |
Magnetic detection device connecting element and detection circuit and method of manufacturing the same |
Jul. 21, 2009 |
| 7548056 |
Methods and apparatus for magnetic article detection |
Jun. 16, 2009 |
| 7541802 |
Method and apparatus for evaluating a sensor signal associated with a rotating object |
Jun. 2, 2009 |
| 7508200 |
Means and method for reducing magnetic cross-talk in biosensors |
Mar. 24, 2009 |
| 7495434 |
Magnetoresistive sensor element for sensing a magnetic field |
Feb. 24, 2009 |
| 7492149 |
Circuit configuration for processing a signal of a sensor and method of using the circuit configuration |
Feb. 17, 2009 |
| 7468604 |
Magnetic detector maintaining high detection precision without affected by the temperature characteristics of the sensing element |
Dec. 23, 2008 |
| 7463020 |
Inductive proximity switch based on a transformer coupling factor principle |
Dec. 9, 2008 |
| 7443160 |
Position sensor |
Oct. 28, 2008 |
| 7436120 |
Compensation of magnetic fields |
Oct. 14, 2008 |
| 7433728 |
Dynamic metal immunity by hysteresis |
Oct. 7, 2008 |
| 7414533 |
System for placing radio frequency identification (RFID) antennas, tags and interrogators |
Aug. 19, 2008 |
| 7400993 |
Method and system for accuracy of speed and acceleration measurements on rotating machinery with a speed wheel |
Jul. 15, 2008 |
| 7401001 |
Position determining |
Jul. 15, 2008 |
| 7355391 |
Electromechanical conversion device |
Apr. 8, 2008 |
| 7352304 |
Interpolation apparatus in encoder |
Apr. 1, 2008 |
| 7345471 |
Device and method for detecting the position and the velocity of a test object |
Mar. 18, 2008 |
| 7321228 |
Detection of metal disturbance in a magnetic tracking system |
Jan. 22, 2008 |
| 7288931 |
Method for determining residual error compensation parameters for a magnetoresistive angle sensor and method for reducing a residual angle error in a magnetoresistive angle sensor |
Oct. 30, 2007 |
| 7288932 |
Device to correct interference errors between magnetic sensors for measuring the position of mobile elements |
Oct. 30, 2007 |
| 7281432 |
Displacement sensor with an excitation coil and a detection coil |
Oct. 16, 2007 |
| 7265542 |
Process and device for contactless measurement of rotational speed |
Sep. 4, 2007 |
| 7262591 |
Technique for sensing the rotational speed and angular position of a rotating wheel |
Aug. 28, 2007 |
| 7262592 |
Linear variable differential transformers for high precision position measurements |
Aug. 28, 2007 |
| 7239133 |
Methods and systems for controlling the temperature stability of an inductor |
Jul. 3, 2007 |
| 7239130 |
Compact pitch-compensated inductive displacement transducer |
Jul. 3, 2007 |
| 7233139 |
Method and apparatus for sensing angle of rotation which compensates an output signal from a magnetic sensor element irrespective of the range of rotational angles of a target object |
Jun. 19, 2007 |
| 7173410 |
Proximity sensor combining impedance, frequency and decay constant information |
Feb. 6, 2007 |
| 7173411 |
Inductive proximity sensor using coil time constant for temperature compensation |
Feb. 6, 2007 |
| 7141964 |
Adaptive integrated circuit for magnetoresistive sensors |
Nov. 28, 2006 |
| 7138793 |
Methods and apparatus for dynamic offset adjustment in a magnetic article detector |
Nov. 21, 2006 |
| 7138794 |
Detection of faults in linear and rotary voltage transducers |
Nov. 21, 2006 |
| 7138795 |
Rotation angle detector and its temperature correcting method |
Nov. 21, 2006 |
| 7132824 |
Position detector, camera-shake compensation mechanism, and image capture apparatus |
Nov. 7, 2006 |
| 7132948 |
System for optimally placing radio frequency identification (RFID) antennas, tags, and interrogators |
Nov. 7, 2006 |
| 7106052 |
Inductive proximity switch with differential coil arrangement |
Sep. 12, 2006 |
| 7071834 |
Device for monitoring the operating conditions of rolling bearing |
Jul. 4, 2006 |
| 7061229 |
Circuit for compensating for time variation of temperature in an inductive sensor |
Jun. 13, 2006 |
| 7053603 |
Circuit arrangement with a linear variable differential transformer (LVDT) as a displacement sensor or force sensor |
May. 30, 2006 |
| 7032617 |
Intake air control apparatus for an engine |
Apr. 25, 2006 |
| 7030604 |
Thermal coefficients of nudge compensation and tare for linear and rotary MR array position transducers |
Apr. 18, 2006 |
| 7012420 |
Measuring device to record values, in particular angles or linear segments |
Mar. 14, 2006 |
| 7009385 |
Flux compensated rotational position detector and operating methods therefor |
Mar. 7, 2006 |
| 7005851 |
Methods and apparatus for inspection utilizing pulsed eddy current |
Feb. 28, 2006 |
| 6992477 |
Medical device with position sensor having core with high permeability material for determining location coordinates of a portion of the medical device |
Jan. 31, 2006 |
| 6965227 |
Technique for sensing the rotational speed and angular position of a rotating wheel using a variable threshold |
Nov. 15, 2005 |
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