| 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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| 09/07/2011 | CN201964894U 光纤陀螺仪半成品探测板检测结构 Fiber optic gyroscope sensing structure of semi-finished sounding board |
| 09/07/2011 | CN102176041A GNSS (Global Navigation Satellite System)/SINS (Ship's Inertial Navigation System) based integrated vehicle navigation monitoring system |
| 09/07/2011 | CN102175267A High-precision compensation method for horizontal angle of electro-optic theodolite |
| 09/07/2011 | CN102175266A Fault diagnosis method for mobile gyroscope inertia subassembly |
| 09/07/2011 | CN102175265A Probe simulator of code disc type sun sensor |
| 09/07/2011 | CN102175264A Method for measuring bandwidth of optical fiber gyroscope |
| 09/07/2011 | CN102175263A Method for establishing submillimeter-level three-dimensional control field of non-forced centering free observation post |
| 09/07/2011 | CN102175262A Dynamic multi-star star chart simulator based on digital micromirror device (DMD) and simulation method thereof |
| 09/07/2011 | CN102175261A Visual measuring system based on self-adapting targets and calibrating method thereof |
| 09/07/2011 | CN102175260A Error correction method of autonomous navigation system |
| 09/07/2011 | CN102175259A Autonomous navigation simulation test system based on earth-sun-moon integrated sensor |
| 09/07/2011 | CN102175258A Correction method of moon center direction of moon sensor |
| 09/07/2011 | CN102175257A Laser alignment device for theodolite |
| 08/31/2011 | EP2361369A1 Signal processing module, navigation device with the signal processing module, vehicle provided with a navigation device and method of providing navigation data |
| 08/31/2011 | EP2361368A1 Method for determining a heading in the direction of true north using an inertial measurement unit |
| 08/31/2011 | CN201955098U 惯性定向设备的高精度检测标定装置 Inertial orientation precision testing equipment calibration device |
| 08/31/2011 | CN201955097U 惯性定向设备的检测标定系统 Inertial orientation detection equipment calibration system |
| 08/31/2011 | CN201955096U 一种用于高效集成测试光纤陀螺的装置 An apparatus for efficient integration testing FOG |
| 08/31/2011 | CN102168990A High-accuracy detection and calibration device and method of inertial orientating equipment |
| 08/31/2011 | CN102168989A Ground testing method for position accuracy and orientation accuracy of POS (Position and Orientation System) |
| 08/31/2011 | CN102168988A Double-waveband collimator-tube target simulator |
| 08/31/2011 | CN102168972A RPC-based method for improving and calibrating block adjustment of three-linear array three-dimensional satellite |
| 08/31/2011 | CN101726319B Star sensor simulation method with function of injecting parameters |
| 08/30/2011 | US8010322 Signal conditioning IC with conditioning-coefficient memory |
| 08/30/2011 | US8010308 Inertial measurement system with self correction |
| 08/24/2011 | EP2359092A1 Calibration of gyroscopic systems with vibratory gyroscopes |
| 08/24/2011 | CN201945319U Bench for testing high-low temperature proportional coefficient of gyroscope |
| 08/24/2011 | CN102162739A Method and device for testing in-orbit dynamic transfer function of space camera |
| 08/24/2011 | CN102162738A Calibration method of camera and inertial sensor integrated positioning and attitude determining system |
| 08/24/2011 | CN102162737A Optical plumbing compensator |
| 08/23/2011 | US8005635 Self-calibrated azimuth and attitude accuracy enhancing method and system (SAAAEMS) |
| 08/18/2011 | WO2011098127A1 Method for a measuring instrument |
| 08/18/2011 | US20110197651 Digital angle gauge |
| 08/17/2011 | EP2356404A1 Calibration of vibratory gyroscope |
| 08/17/2011 | CN201935697U 棱镜式激光陀螺测试装置 Prism laser gyro test device |
| 08/17/2011 | CN102155957A Mobile strapdown attitude and heading reference based method for calibrating marine optical fiber gyroscope assembly on line |
| 08/17/2011 | CN102155956A High-precision method for compensating horizontal axis tilt error of vertical angle |
| 08/16/2011 | US8000520 Apparatus and method for testing image sensor wafers to identify pixel defects |
| 08/11/2011 | US20110196636 Measurement method for a component of the gravity vector |
| 08/10/2011 | EP2353026A1 Telescope based calibration of a three dimensional optical scanner |
| 08/10/2011 | EP2353025A1 Telescope based calibration of a three dimensional optical scanner |
| 08/10/2011 | CN201926452U 捷联惯性测量组合测试系统综合校准装置 Inertial Measurement Unit Test System integrated calibration device |
| 08/10/2011 | CN201926451U 水准仪调试台用多功能分划板 Level Debugging station with multifunction reticle |
| 08/10/2011 | CN201926450U 一种棱镜式激光陀螺调试装置 One kind of prism laser gyro debugging device |
| 08/10/2011 | CN201926449U 一种检测激光陀螺机抖信号的线位移传感器 A laser gyro dither signal, linear displacement sensor |
| 08/10/2011 | CN201926441U 激光投线仪的调试座 Laser cast line instrument commissioning seat |
| 08/10/2011 | CN1851409B Method for estimating reliability of piezoelectric gyro |
| 08/10/2011 | CN102147264A Method for calibrating gyroscope modules in batch |
| 08/10/2011 | CN101509935B Space inertial sensor ground test device |
| 08/04/2011 | US20110191052 Targeted data collection for positioning systems |
| 08/03/2011 | EP2351981A1 Physical quantity measurement device and physical quantity measurement method |
| 08/03/2011 | EP2350563A1 Method for simulating the operating behaviour of a coriolis gyroscope |
| 08/03/2011 | CN201917344U 全景视觉测量系统安装位置快速校正装置 Panoramic vision measurement system installation position quickly correcting device |
| 08/03/2011 | CN201917343U 动磁式里程转速机芯自动校准装置 Moving magnet mileage speed automatic calibration device movement |
| 08/03/2011 | CN102141411A Method for asynchronously acquiring data of optical fiber gyroscope |
| 08/03/2011 | CN101576393B Fault detecting device of ship-used log |
| 08/03/2011 | CN101464163B Straightness detecting method for platform normal point used for total station instrument check |
| 08/03/2011 | CN101464150B Test method for dynamic property of optical fiber gyroscope |
| 08/02/2011 | US7991571 Providing nonlinear temperature compensation for sensing means by use of padé approximant function emulators |
| 07/28/2011 | WO2011088541A1 Tracking system and method |
| 07/28/2011 | WO2011068675A3 System and method for using an optical isolator in laser testing |
| 07/28/2011 | US20110179850 Calibration method and operating method for a motion sensor, and motion sensor |
| 07/27/2011 | CN102135436A Data asynchronous acquisition system of fiber optic gyroscope |
| 07/27/2011 | CN102135435A Error correction method and device for digital sun sensor |
| 07/27/2011 | CN102135434A Method for error compensation of inertial measurement unit (IMU) |
| 07/27/2011 | CN102135432A Method for improving output precision of gyroscope |
| 07/21/2011 | US20110178707 Apparatus and methodology for calibration of a gyroscope and a compass included in a handheld device |
| 07/21/2011 | DE102011007952A1 System zur Korrektur von Ungenauigkeiten einer trägheitsbehafteten Navigationseinheit A system for correcting inaccuracies an inertial navigation unit affected |
| 07/20/2011 | CN102128638A Method for detecting optical fiber gyroscope semifinished product detection board |
| 07/20/2011 | CN102128637A Method for testing optical fiber gyroscope |
| 07/20/2011 | CN102128636A Method for correcting eccentricity of vertical circle |
| 07/20/2011 | CN102128635A System for automatically detecting periodic error of photoelectric distance measuring instrument |
| 07/20/2011 | CN101292131B Calibration of 3d field sensors |
| 07/19/2011 | US7982866 Calibration of a surveying instrument |
| 07/14/2011 | WO2011083511A1 Method of inspecting angular velocity sensor and apparatus for inspecting angular velocity sensor |
| 07/14/2011 | US20110167893 Method and apparatus for in-flight calibration of gyroscope using magnetometer reference |
| 07/14/2011 | US20110167892 System and method for calibrating a wafer handling robot and a wafer cassette |
| 07/06/2011 | EP2341319A1 Backup storage device for calibration information and aircraft instrument panel embedding said device |
| 07/06/2011 | EP2340412A1 Sensor arrangement and method for easy installation into a vehicle |
| 07/06/2011 | CN1894557B Calibration of a surveying instrument |
| 07/06/2011 | CN102119317A Multi-camera system and method for the calibration thereof |
| 07/06/2011 | CN102116643A Image simulation and display device for space camera with high resolution and wide coverage |
| 07/06/2011 | CN102116642A Simulator of star sensor |
| 07/06/2011 | CN102116641A Semi-physical simulation testing system and method for deep space autonomous navigation star sensor |
| 07/06/2011 | CN101233390B Zero point correction device of angular velocity sensor |
| 06/30/2011 | CA2726374A1 Device for backing up calibration information and aircraft instrument panel including the device |
| 06/29/2011 | CN201885726U Analog manipulation and performance test device for unmanned manipulation system |
| 06/29/2011 | CN201885725U Automatic debugging device for laser gyroscopes |
| 06/29/2011 | CN201885724U Gain-adjustable weak signal photoelectric receiving and conversion device |
| 06/29/2011 | CN201885709U Universal inclination angle tester |
| 06/29/2011 | CN201885694U Pull type collimator base |
| 06/29/2011 | CN102109358A Position correction method of laser gyro inertial navigation system for boat |
| 06/29/2011 | CN101625242B MOEMS gyro cavity resonator and method for adjusting micro-mirror spatial state thereof |
| 06/23/2011 | WO2011075251A1 Position and orientation determination using movement data |
| 06/23/2011 | CA2778261A1 Position and orientation determination using movement data |
| 06/22/2011 | CN201876270U Measuring tool for measuring verticality of marked line |
| 06/22/2011 | CN101639364B Calibration method of high-precision optical fiber gyro component used for ship |
| 06/22/2011 | CN101545789B Three-shaft high-low temperature speed turntable |
| 06/21/2011 | CA2605177C Miniaturized inertial measurement unit and associated methods |
| 06/15/2011 | CN101726318B Calibration method for lunar rover binocular vision navigation system |