| Patents for G01C 25 - Manufacturing, calibrating, cleaning, or repairing instruments or devices referred to in the other groups of this subclass (3,490) |
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| 11/13/2013 | CN102252691B Measuring method of automobile tyre correction coefficient |
| 11/07/2013 | US20130291639 Vibrating piece and manufacturing method for the vibrating piece, gyro sensor, and electronic apparatus and mobile body |
| 11/06/2013 | CN203274758U Quick inspection device for total station prism bar |
| 11/06/2013 | CN102819030B Method for monitoring integrity of navigation system based on distributed sensor network |
| 11/05/2013 | USRE44582 Magnetic data processing device |
| 11/05/2013 | US8577641 Method for calibration of dynamic motion sensors |
| 11/05/2013 | CA2575478C Method and device for measuring the orientation of an aircraft nose landing gear |
| 10/31/2013 | US20130283911 Mode-matched single proof-mass dual-axis gyroscope and method of fabrication |
| 10/30/2013 | EP2657920A1 Driving assist device |
| 10/30/2013 | CN103376092A Turntable leveling device and method based on laser ranging |
| 10/29/2013 | US8567229 Method for calibrating a rotational angle sensor |
| 10/23/2013 | EP2652442A1 Vibrating gyroscope and corresponding manufacturing process |
| 10/23/2013 | CN203249631U Indium steel leveling staff calibrating device |
| 10/23/2013 | CN203249630U Vehicle running signal simulator and inertial navigation device testing system |
| 10/23/2013 | CN103370603A Vibrating gyroscope and corresponding manufacturing process |
| 10/23/2013 | CN103364174A Multiparameter digitlization measuring instrument of visible near infrared laser beam |
| 10/23/2013 | CN103364012A Multi-area array aerial camera platform calibration method with constraint condition |
| 10/23/2013 | CN103364011A Super-large visual field multi-target scenery simulation system |
| 10/23/2013 | CN103364010A Method for testing stability of navigation equipment |
| 10/23/2013 | CN103363970A Electromagnetic-driving electromagnetic-detection triaxial microgyroscope with bulk acoustic wave resonance, and preparation method thereof |
| 10/23/2013 | CN102435207B Rotary joint-free double-shaft rotary table structure with incubator |
| 10/23/2013 | CN102435206B Automatic calibrating and compensating method of onboard mounting deflection angle of strapdown inertial navigation system |
| 10/23/2013 | CN102435190B Redundancy sensor inertial measurement device |
| 10/23/2013 | CN102323008B Balance testing method for inertial platform of platform type inertial navigation system |
| 10/17/2013 | WO2013154764A1 Automated intelligent mentoring system (aims) |
| 10/17/2013 | US20130269433 Vibrating gyroscope and corresponding manufacturing process |
| 10/17/2013 | US20130269413 Mems quadrature cancellation and signal demodulation |
| 10/16/2013 | CN103353310A Laser strapdown inertial navigation system |
| 10/16/2013 | CN102435204B Precision compensation method for area APS (active pixel sensor) digital sun sensor |
| 10/10/2013 | US20130268228 Mems device quadrature shift cancellation |
| 10/10/2013 | US20130268227 Mems device automatic-gain control loop for mechanical amplitude drive |
| 10/10/2013 | US20130263660 Sensor device, manufacturing method of sensor device and electronic apparatus |
| 10/09/2013 | CN203231757U Micro-tilt generating device for field calibration of clinometer |
| 10/09/2013 | CN103344963A Robust deep reckoning method based on laser radar |
| 10/09/2013 | CN103344260A Initial alignment method of large azimuth misalignment angle of strapdown inertial navigation system based on RBCKF (rao-black-wellised cubature kalman filter) |
| 10/09/2013 | CN103344259A Method for correcting feedback of inertial navigation system/global position system (INS/GPS) combined navigation system based on lever arm estimation |
| 10/09/2013 | CN103344258A Device and method for testing performance of servo system of electro-optic theodolite |
| 10/09/2013 | CN103344257A Quick temperature calibrating method of inertia measuring unit |
| 10/09/2013 | CN103344256A Laboratory testing method for multi-field-of-view star sensor |
| 10/09/2013 | CN103344255A Novel evaluation device for performance of fiber-optic ring |
| 10/09/2013 | CN103344254A Testing system capable of simulating ship postures on land |
| 10/09/2013 | CN103344253A Multi-axis motion simulation rotary table |
| 10/09/2013 | CN103344252A Analysis method for positioning errors of aviation hyperspectral imaging system |
| 10/09/2013 | CN103344251A Transfer-alignment time-delay estimation method based on matching of speed and specific force |
| 10/09/2013 | CN103344227A Electrostatically driving piezoelectric detection bulk acoustic wave resonance three-axis microgyroscope and manufacturing method thereof |
| 10/09/2013 | CN101726296B Vision measurement, path planning and GNC integrated simulation system for space robot |
| 10/08/2013 | US8554504 Positioning apparatus, positioning method and storage medium for positioning of pedestrian by autonomous navigation |
| 10/08/2013 | US8554503 Method for calibrating a thickness gauge |
| 10/03/2013 | WO2013143126A1 Gyroscope calibration |
| 10/02/2013 | EP2645058A2 An orientation sensing apparatus and a method for determining an orientation |
| 10/02/2013 | EP2643661A1 Method and device for determining motion parameters |
| 10/02/2013 | CN103335663A Method for testing radiation-resistant index of star sensor lens |
| 10/02/2013 | CN103335662A Vehicle-mounted navigation device and fault diagnosis method thereof |
| 10/02/2013 | CN103335661A Method for calibration of optical centering device fixed to base |
| 10/02/2013 | CN102426027B Inner optical system control and switching apparatus for laser range finder |
| 09/26/2013 | US20130253869 Calibration apparatus and method for 3d position/direction estimation system |
| 09/25/2013 | CN203216500U 高精度模拟里程信号发生器 Precision analog signal generator mileage |
| 09/25/2013 | CN103328928A Camera-based inertial sensor alignment for personal navigation device |
| 09/25/2013 | CN103323031A Online compensation method of system error of horizon sensor based on star sensor |
| 09/25/2013 | CN103323030A Simulating turntable starting time measuring device and simulating turntable starting time measuring method |
| 09/25/2013 | CN103323029A Method for testing error of initial imaging moment of satellite remote sensing camera |
| 09/25/2013 | CN103323028A Satellite multispectral image registration method based on object space positioning consistency |
| 09/25/2013 | CN103323027A Star point reconstruction-based star sensor dynamic-compensation method |
| 09/25/2013 | CN103323026A Attitude standard deviation estimation and correction method of star sensor and payload |
| 09/25/2013 | CN103323025A Error correction method for solar facula mass center and solar output angle of solar facula mass center |
| 09/25/2013 | CN103323024A Tunnel profiler angle error calibrating device and angle error calibration method |
| 09/25/2013 | CN103323023A Real time correction method for ship electromagnetic log scale factor |
| 09/25/2013 | CN103323022A Coarse alignment method of angle increment velocity increment strapdown inertial navigation system |
| 09/25/2013 | CN103322983A Calibration device, range-finding system including the calibration device and stereo camera, and vehicle mounting the range-finding system |
| 09/25/2013 | CN102353386B Ground security detection device aiming at space camera |
| 09/25/2013 | CN102313557B Calibrator for handheld type laser ranger finder |
| 09/25/2013 | CN102261911B Multi-line laser leveling instrument |
| 09/19/2013 | US20130245984 Apparatuses and methods for magnetometer alignment calibration without prior knowledge of the local magnetic field |
| 09/18/2013 | EP2639554A1 Method and devices for determining gyroscope bias |
| 09/18/2013 | EP2638362A2 Device and method of gyro sensor calibration |
| 09/18/2013 | CN203203604U Semi-physical simulation experiment apparatus for measuring attitude of aircraft |
| 09/18/2013 | CN203203603U Testing device of radio altimeter |
| 09/18/2013 | CN203203602U Flexible calibration plate for coplanar calibration of multi-vision sensor |
| 09/18/2013 | CN103308074A Precision analyzing method based on on-board data of double star sensors |
| 09/18/2013 | CN103308073A Strapdown inertial/satellite integrated navigation detecting system and simulation testing method thereof |
| 09/18/2013 | CN103308072A Programmed control spectrum radiation calibrating system for visible integrating sphere |
| 09/18/2013 | CN103308071A Collection method for zero voltage of micro-electromechanical gyro of GPS (Global Positioning System)/INS (Inertial Navigation System) positioning and navigation device |
| 09/18/2013 | CN103308070A Connected liquid level type water level checking method |
| 09/18/2013 | CN102519484B Multi-disc overall adjustment calibration method of rotary photogrammetry system |
| 09/18/2013 | CN102119317B Multi-camera system and method for the calibration thereof |
| 09/18/2013 | CN102080968B Precision approach path indicator field testing instrument |
| 09/15/2013 | CA2805951A1 Methods and devices for determining orientation |
| 09/15/2013 | CA2804609A1 Method and devices for determining gyroscope bias |
| 09/12/2013 | WO2013133929A1 Visually guiding motion to be performed by a user |
| 09/12/2013 | WO2013131471A1 Quick calibration method for inertial measurement unit |
| 09/12/2013 | US20130233048 Gyroscope self test by applying rotation on coriolis sense mass |
| 09/11/2013 | CN203190981U Dynamical analysis equipment system of rate gyroscope |
| 09/11/2013 | CN203190904U Calibrating device for length of steel rule |
| 09/11/2013 | CN103299160A Method and device for determining motion parameters of moving objects |
| 09/11/2013 | CN103292827A Data correction method and electronic equipment |
| 09/11/2013 | CN103292826A Automatic orthogonal detector |
| 09/11/2013 | CN103292809A Single-shaft rotary type inertial navigation system and special error self-compensation method thereof |
| 09/11/2013 | CN103292799B Electric measuring method for vibrating amplitude of silicon micro-electromechanical structure |
| 09/11/2013 | CN103292799A Electric measuring method for vibrating amplitude of silicon micro-electromechanical structure |
| 09/11/2013 | CN103292766A Posture detection device |