| 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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| 01/15/2014 | CN103512565A Multi-line laser marking instrument with processing and mounting precision easy to ensure |
| 01/15/2014 | CN102506856B Method for improving sensitivity of advanced photo system (APS) star sensor |
| 01/15/2014 | CN102307415B Star simulator and illumination system of star simulator |
| 01/09/2014 | US20140007646 Downhole instrument calibration during formation survey |
| 01/08/2014 | EP2681513A1 Attitude determination method, position calculation method, and attitude determination device |
| 01/08/2014 | CN103499355A Laser demarcation device calibration system |
| 01/08/2014 | CN103499354A Neyman-Pearson criterion-based zero speed detection method |
| 01/08/2014 | CN103499353A Vibration reduction testing device for chip type micro-gyroscope |
| 01/08/2014 | CN102288198B Laser cooperative object linearity calibrating and error measuring method thereof |
| 01/07/2014 | CA2675065C Centralizer apparatus |
| 01/03/2014 | WO2014001470A1 Method for the continuous calibration of a sensor |
| 01/03/2014 | WO2013169728A3 Universal device multi-function test apparatus |
| 01/02/2014 | US20140000366 Vibratory gyroscope |
| 01/01/2014 | EP2678637A1 Measurement device and method for measuring |
| 01/01/2014 | CN103487065A Program-controlled impact device for automatically measuring output delay time of fiber-optic gyroscope |
| 01/01/2014 | CN103487064A Azimuth ring fixture |
| 01/01/2014 | CN103487013A High-accuracy vertical axis inclination angle measurement system and calibration method thereof |
| 01/01/2014 | CN102435191B Disassembly-free single-shaft self-calibration strapdown inertial measurement unit device |
| 12/25/2013 | CN203364838U Calibration rack for automatic running deflection test system of automobile |
| 12/25/2013 | CN203364837U Extra-large-view-field and multi-target scenery simulation system |
| 12/25/2013 | CN103471621A Testing method and device applicable to vehicle navigation multimedia terminal |
| 12/25/2013 | CN103471620A Angular accuracy computing and tracking accuracy assessing system and method |
| 12/25/2013 | CN103471619A Laser strapdown inertial navigation system prism ridge orientation installation error calibration method |
| 12/25/2013 | CN103471618A Method for determining coordinate errors of image acquisition device of vision detection system |
| 12/25/2013 | CN103471617A Multifunctional integrated satellite state simulation ground checkout system of space camera |
| 12/25/2013 | CN103471616A Initial alignment method of SINS (strapdown inertial navigation system) with moving base and at large azimuth misalignment angle |
| 12/25/2013 | CN103471615A Method for quickly detecting failure of dual-redundancy inertial navigation system |
| 12/25/2013 | CN103471614A Transfer alignment method in polar region based on inverse coordinate system |
| 12/25/2013 | CN103471613A Parameter simulation method for inertial navigation system of aircraft |
| 12/25/2013 | CN102620735B Transposition method of double-shaft rotating type strapdown inertial navigation system for ship |
| 12/25/2013 | CN102494696B Matching design method for control system and imaging system |
| 12/25/2013 | CN102305635B Alignment method of optical fiber strapdown compass system |
| 12/19/2013 | WO2013188776A1 Determining and correcting error of positional vector-valued sensors using a fixed angle calibration process |
| 12/19/2013 | US20130338958 Hybrid location test system and method |
| 12/19/2013 | US20130333175 Micromachined piezoelectric z-axis gyroscope |
| 12/18/2013 | CN203349842U Testing apparatus of miniature three-axis gyroscope |
| 12/18/2013 | CN103453918A Multi-beam sounding precision verification system |
| 12/18/2013 | CN103453917A Initial alignment and self-calibration method of double-shaft rotation type strapdown inertial navigation system |
| 12/18/2013 | CN103453888A Levelling rod perpendicularity calibrating stand |
| 12/18/2013 | CN102322859B Aerial inertial navigation measurement system and attitude correction method |
| 12/12/2013 | WO2013082127A8 Mitigating the effect of a change in sensor calibration parameters |
| 12/12/2013 | US20130332098 Methods for improved heading estimation |
| 12/11/2013 | CN203337157U Log calibration processing device and vehicle |
| 12/11/2013 | CN103438907A On-orbit calibration method for six-degree-of-freedom image plane error of star sensor |
| 12/11/2013 | CN103438906A Vision and satellite positioning sensor joint calibrating method suitable for robot navigation |
| 12/11/2013 | CN103438905A Method for estimating completeness of star catalogue of star sensor |
| 12/11/2013 | CN103438904A Inertial positioning method and system using vision-aided correction |
| 12/11/2013 | CN103438903A Calibration method for orientation error of orientation device |
| 12/11/2013 | CN103438902A Method for calibration of satellite gyro constant current source |
| 12/11/2013 | CN103438901A Radio echo signal simulation system adopting optical fiber to reduce error |
| 12/11/2013 | CN103438900A Three-line-array camera image collaborative absolute radiometric calibration and compensation method |
| 12/11/2013 | CN103438879A Atomic spin gyroscope and magnetometer tightly-integrated attitude determination method based on ant colony PF (Particle Filter) algorithm |
| 12/11/2013 | CN102410844B Method and device for correcting non-uniformity of image of high-dynamic star sensor |
| 12/05/2013 | US20130325384 Method and device for ascertaining a physical variable in a position transducer system |
| 12/05/2013 | DE202013009045U1 Automatische Längsausrichtung von rotierenden Neigungslasern mittels ferngesteuerter Drehvorrichtung integriert im Laser, im Stativkopf, auf einem Stativkopf oder einer anderen Laserhalterung zur Längsausrichtung der Laser in einer Achse Automatic longitudinal alignment of rotating-grade laser by means of remote-controlled rotating device integrated in the laser, the tripod head, on a tripod head or another laser mount to the longitudinal direction of the laser in one axis |
| 12/04/2013 | CN203323772U Test system for simulating ship attitude on land |
| 12/04/2013 | CN203323771U Sealing connection device of laser gyro |
| 12/04/2013 | CN203323770U Multiple-star simulation testing system for GPS (Global Positioning System) |
| 12/04/2013 | CN103425578A Test support system, test support method, method and program for testing support |
| 12/04/2013 | CN103424127A Method for transfer alignment of speed and specific force matching |
| 12/04/2013 | CN103424126A System and method for verifying visual autonomous landing simulation of unmanned aerial vehicle |
| 12/04/2013 | CN103424125A Method for measuring reference installation error of optical axis of unmanned aerial vehicle |
| 12/04/2013 | CN103424124A Nonmagnetic inertial navigation unit calibration method based on image measuring technologies |
| 12/04/2013 | CN103424111A Method for reducing square two-frequency laser gyroscope magnetic sensitivity |
| 12/04/2013 | CN103424107A Micromechanical inertial sensor and method for manufacturing same |
| 12/04/2013 | CN102207380B High-precision horizontal axis tilt error compensation method |
| 11/28/2013 | US20130312519 Vibrator element, method of manufacturing vibrator element, angular velocity sensor, electronic device, and moving body |
| 11/27/2013 | EP2666724A1 Control moment gyroscopes including torsionally-stiff spoked rotors and methods for the manufacture thereof |
| 11/27/2013 | CN203311080U Portable mapping prism |
| 11/27/2013 | CN103411764A Inner rotor type gyro motor testing device |
| 11/27/2013 | CN103411629A Rocket sled test exterior data fusion method |
| 11/27/2013 | CN103411628A Processing method for random drift error of MEMS gyroscope |
| 11/27/2013 | CN103411627A Nonlinear three-step filtering method for Mars power descent stage |
| 11/27/2013 | CN103411626A Evaluation device and evaluation method for actual navigation performance of integrated navigation system |
| 11/27/2013 | CN103411625A Calibration and compensation method of dynamically tuned gyro inclinometer, and calibration and compensation model of dynamically tuned gyro inclinometer |
| 11/27/2013 | CN103411624A Calibration method and calibration system, based on micro-motion stage, for magnetic field source of magnetic tracking system |
| 11/27/2013 | CN103411623A Rate gyroscope calibrating method |
| 11/27/2013 | CN102519671B Space position and gesture measuring device based on binocular vision and used for measuring gyroscope static balance |
| 11/27/2013 | CN102519490B Ontrack detection method of working condition of focusing system of astronautic camera |
| 11/27/2013 | CN102494665B Method for measuring torsion angle of altazimuth equipment on basis of laser communication |
| 11/21/2013 | WO2013170982A1 Optical distance measurement device with calibration device to take cross-talk into account |
| 11/21/2013 | US20130311123 Method for determining a measurable target variable and corresponding system |
| 11/20/2013 | EP2663876A1 Camera-based position location and navigation based on image processing |
| 11/20/2013 | EP2663838A2 Camera-based inertial sensor alignment for personal navigation device |
| 11/20/2013 | EP2469229B1 Method for calibrating an inertial sensor installed in an arbitrary position on board a vehicle, and sensor system of the dynamics of a vehicle able to be installed on board in an arbitrary position |
| 11/20/2013 | EP2135040B1 Method and apparatus for determining a value of a zero point offset of a yaw rate sensor |
| 11/20/2013 | CN103399335A Mobile platform test system and error compensation algorithm |
| 11/20/2013 | CN103398726A Judgment method of validity of least square attitude solution of star sensor |
| 11/20/2013 | CN103398725A Star-sensor-based initial alignment method of strapdown inertial navigation system |
| 11/20/2013 | CN103398724A Method for measuring horizontal-longitude initial value in polar-region mode of inertial navigation system |
| 11/19/2013 | US8589106 Calibration of a handheld diabetes managing device that receives data from a continuous glucose monitor |
| 11/13/2013 | CN203287021U Apparatus for simulation test of gyroscope |
| 11/13/2013 | CN103389555A Secondary mirror supporting mechanism capable of quick adjusting |
| 11/13/2013 | CN103389115A Integrated error calibrating method of SINS/DVL (strapdown inertial navigation system/doppler velocity sonar) combined navigation system |
| 11/13/2013 | CN103389114A Non-orthogonal error calibration method for triaxial MEMS gyroscope based on g sensitivity |
| 11/13/2013 | CN103389113A Inertial sensor output error compensation-based moving-base inertial navigation system initial-alignment method |
| 11/13/2013 | CN103389112A Testing device and testing method of mini triaxial gyroscope |
| 11/13/2013 | CN103389111A Turntable leveling method based on image processing |
| 11/13/2013 | CN103389097A Method for matching filter by gravity anomaly based on damping strapdown inertial navigation |
| 11/13/2013 | CN102819014B Optical system for testing laser distance measurer performance based on off-axis parabolic mirror |