| Patents for G01P 21 - Testing or calibrating of apparatus or devices covered by the other groups of this subclass (4,237) |
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| 06/05/2012 | US8191400 Method and apparatus for supporting accelerometer based controls in a mobile environment |
| 06/05/2012 | US8191399 Monitoring device and monitoring method for a drive device |
| 05/31/2012 | WO2012069031A1 Arrangement and method for determining interference fringe distances in order to calibrate laser doppler velocimeters for optical velocity measurements |
| 05/31/2012 | WO2011157882A3 Unstable electrostatic spring accelerometer |
| 05/31/2012 | DE102010062016A1 Verfahren und Vorrichtung zur Ermittlung von Bewegungsparametern bewegter Objekte Method and apparatus for determining motion parameters of moving objects |
| 05/30/2012 | CN202256385U Rotation mechanism |
| 05/30/2012 | CN202256376U Assembly of medium and low-speed wind tunnel contraction section and flow measuring section |
| 05/30/2012 | CN101918850B Method and device for calibrating acceleration and force sensors |
| 05/24/2012 | US20120127180 Method to calibrate digital speedometer display to meter speedometer display |
| 05/24/2012 | US20120125077 Downhole instrument calibration during formation survey |
| 05/23/2012 | CN202230102U Check signal generator of rotation speed and differential speed meter of horizontal spiral sedimentation centrifuge |
| 05/23/2012 | CN102472770A 车体速度推定装置及碰撞安全保护装置 Vehicle speed estimating means and crash safety protection devices |
| 05/23/2012 | CN102472769A 检测设备 Testing Equipment |
| 05/23/2012 | CN102472632A 惯性传感器的校准方法 Inertial sensor calibration method |
| 05/23/2012 | CN101769940B Novel test device of photoelectric revolution speed transducer |
| 05/18/2012 | WO2012064776A2 Device and method of gyro sensor calibration |
| 05/17/2012 | US20120118038 Test system |
| 05/16/2012 | EP2453245A1 System and method for detecting blocked Pitot-Static Ports |
| 05/16/2012 | EP2452156A1 Accelerometer system and method |
| 05/16/2012 | CN102455370A 一种智能型多功能速度、位移标定系统 An intelligent multifunction velocity and displacement calibration system |
| 05/16/2012 | CN102455369A 一种高精度速度、位移标定仪用测试系统 A high precision velocity, displacement calibrator with the test system |
| 05/16/2012 | CN101949955B State self-checking method of combined speed measuring and positioning system for train |
| 05/15/2012 | CA2660896C Universal sensor controller for a thermal anemometer |
| 05/10/2012 | WO2012059863A1 Velocity determination apparatus |
| 05/10/2012 | US20120116707 Accelerometer Control Systems |
| 05/09/2012 | CN202216970U On-line calibrating tool for accelerometer debugging equipment |
| 05/09/2012 | CN102445565A Conversion tool for checking motorcycle speedometer |
| 05/09/2012 | CN102043069B Angular impact table |
| 05/08/2012 | US8175754 Configuration of a multivariable process fluid flow device |
| 05/03/2012 | WO2012056980A1 Physical quantity detection device and network system |
| 05/03/2012 | US20120105054 Dc responsive transducer with on-board user actuated auto-zero |
| 05/02/2012 | EP2447722A1 Control System and Methods of Verifying Operation of at Least One Wind Turbine Sensor |
| 05/02/2012 | EP2446279A1 Rotary speed detection device with error monitoring |
| 05/02/2012 | EP2147321B1 Wide-band accelerometer self-recognising its calibration |
| 05/02/2012 | CN102435783A Calibration method and calibration device for toy ejection velocity measurement instrument |
| 05/02/2012 | CN102435782A Performance parameter online debugging circuit of micromechanical accelerometer |
| 05/02/2012 | CN102435781A Collecting circuit for wheel speed of vehicle |
| 05/01/2012 | US8170829 Tester bundle |
| 05/01/2012 | US8170826 Calibration method for a position determination of a rear axle steering actuator |
| 04/25/2012 | CN202204830U 摩托车车速表校核转换工装 Motorcycle speedometer check conversion tooling |
| 04/25/2012 | CN1793938B Structure of acceleration sensor and making method thereof |
| 04/25/2012 | CN101980027B 激光多普勒测速冲击校准系统气炮激励碰撞装置 Laser Doppler velocimetry system calibration gas gun impact excitation collision device |
| 04/25/2012 | CN101223417B 用于确定和校正陆上运输工具中的惯性测量单元的传感器的错误定向和偏差的方法 The method used to determine and correct the sensor in the land conveyance inertial measurement unit orientation and deviation errors |
| 04/24/2012 | US8165840 Posture sensor automatic calibration |
| 04/24/2012 | US8161791 Prover self testing and validation apparatus |
| 04/24/2012 | CA2691310C A method for calibrating an accelerometer of an electronic device, an accelerometer, and an electronic device having an accelerometer with improved calibration features |
| 04/18/2012 | EP2442071A1 Physical quantity detection device and physical quantity detection device control method, as well as abnormality diagnosis system and abnormality diagnosis method |
| 04/18/2012 | CN102422166A 移动状态检测装置 Moving state detecting means |
| 04/18/2012 | CN102422165A A laser diode based multiple-beam laser spot imaging system for characterization of vehicle dynamics |
| 04/18/2012 | CN102207513B 转子流速仪的检定方法 Rotor flow meter test method |
| 04/18/2012 | CN101957387B 三轴微型加速度计静态性能的测试装置及其测试方法 Testing device and test methods miniature triaxial accelerometer static properties |
| 04/17/2012 | US8157160 Meter register and remote meter reader utilizing a stepper motor |
| 04/17/2012 | US8156783 Error-correction method and error-correction device for an acceleration sensor |
| 04/12/2012 | WO2012046498A1 Acceleration detection device |
| 04/12/2012 | WO2012046497A1 Acceleration detection device |
| 04/11/2012 | EP2439543A1 Sensor offset amount estimate device |
| 04/11/2012 | EP1692026B1 Method and arrangement for monitoring a measuring device located in a wheeled vehicle |
| 04/11/2012 | CN202189059U 一种机车轮径修正装置 A mechanism wheel diameter correction means |
| 04/11/2012 | CN102411066A Calibration device of triaxial acceleration sensor and calibration method thereof |
| 04/10/2012 | US8151639 Quick test tool and method of aircraft airspeed indicator |
| 04/05/2012 | WO2012042252A1 Sensor arrangement to determine rotational speeds |
| 04/05/2012 | CA2812640A1 Sensor arrangement to determine rotational speeds |
| 04/04/2012 | EP2437070A1 Dynamic motion sensor calibration system and method for calibrating a dynamic motion sensor |
| 03/29/2012 | WO2012039237A1 Mobile terminal and display control method therefor |
| 03/28/2012 | EP2434298A1 Movement condition detection device |
| 03/28/2012 | EP2433844A1 Vehicle controller |
| 03/22/2012 | WO2012034183A1 Testing of flow meters |
| 03/22/2012 | US20120067106 Method and device for correcting the actual limit value of a sensor |
| 03/22/2012 | CA2811520A1 Testing of flow meters |
| 03/21/2012 | CN102072968B Method for calibrating high-g value acceleration transducer |
| 03/20/2012 | US8138764 Test circuit for monitoring a bandgap circuit |
| 03/20/2012 | US8136383 Calibrating an accelerometer |
| 03/20/2012 | US8136382 Self-calibration of scale factor for dual resonator class II Coriolis vibratory gyros |
| 03/13/2012 | US8135562 System, method and medium calibrating gyrosensors of mobile robots |
| 03/08/2012 | US20120055230 Angular velocity detection apparatus and electronic instrument |
| 03/07/2012 | EP2425261A1 A laser diode based multiple-beam laser spot imaging system for characterization of vehicle dynamics |
| 02/29/2012 | CN101743479B Sensor output compensator |
| 02/22/2012 | CN202149907U 基于电流信号的地感线圈测速仪模拟检定装置 Based on the analog speedometer sense coil current signal verification device |
| 02/22/2012 | CN202149905U Piv标定靶水平支撑调节机构 Piv calibration target level of support adjustment mechanism |
| 02/22/2012 | CN202149904U Piv标定靶垂直支撑调节机构 Piv calibration target vertical support adjustment mechanism |
| 02/22/2012 | CN102360027A Differential pressure type airspeed sensor testing system |
| 02/22/2012 | CN102360026A PIV calibration target support adjustment mechanism |
| 02/21/2012 | US8117908 Position measuring device for a fluidic cylinder |
| 02/21/2012 | US8117888 Method and apparatus of improving accuracy of accelerometer |
| 02/16/2012 | WO2012020739A1 Inertial sensor |
| 02/16/2012 | WO2012020165A1 Toothbrushing monitoring device |
| 02/16/2012 | US20120041702 Moving state detecting device |
| 02/16/2012 | US20120036915 Sensor system and method for calibrating a sensor system |
| 02/16/2012 | DE102010039236A1 Sensoranordnung und Verfahren zum Abgleich einer Sensoranordnung Sensor system and method for calibrating a sensor array |
| 02/16/2012 | CA2806994A1 Toothbrushing monitoring device |
| 02/15/2012 | CN102353814A Method for detecting output signal failure of wind direction sensor |
| 02/15/2012 | CN102353813A Broadband high range accelerometer frequency response characteristic calibrating device and method thereof |
| 02/14/2012 | US8117469 Automatically determining operating parameters of a power management device |
| 02/08/2012 | CN101762296B 仪表故障检测装置 Instrument failure detection device |
| 02/01/2012 | EP2411104A2 Calibration of the accelerometer sensor of a remote controller |
| 02/01/2012 | CN102341712A Method for self-calibrating an accelerometer mounted on a wheel of a vehicle while said vehicle is moving |
| 02/01/2012 | CN101356442B 加速度测量装置 Acceleration measurement device |
| 01/31/2012 | US8106349 Vision alignment with multiple cameras and common coordinate at contactor for IC device testing handlers |
| 01/31/2012 | US8104323 Flow controller, flow measuring device testing method, flow controller testing system, and semiconductor manufacturing apparatus |
| 01/26/2012 | WO2012010809A1 Method and system for harmonizing a reference frame of an angular positioner with respect to a terrestrial reference frame |