| 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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| 04/18/2012 | CN102419182A Simulation test method and simulation test platform for inertial navigation |
| 04/17/2012 | US8160834 Methods and systems for observing sensor parameters |
| 04/17/2012 | CA2659840C Method of aligning an axisymmetric vibrating sensor inertial navigation system and corresponding inertial navigation system |
| 04/11/2012 | EP2438389A1 Self clocking for distributed projectile guidance |
| 04/11/2012 | EP1714165B1 Determining a location based on acceleration information and its calibration |
| 04/11/2012 | CN102410845A Method and device for correcting error, detecting angular speed and controlling mouse, and space mouse |
| 04/11/2012 | CN102410844A 一种高动态星敏感器图像非均匀校正方法及装置 A highly dynamic star sensor image non-uniformity correction method and apparatus |
| 04/11/2012 | CN101865698B 一种判别测角仪器的误差源的方法 A criterion for measuring the angle of the instrument approach error sources |
| 04/11/2012 | CN101832775B 深海作业水下航行器组合导航系统及水下初始对准方法 Deep-sea fishing underwater vehicle navigation systems and underwater Initial Alignment Method |
| 04/10/2012 | US8155926 Method and apparatus for accommodating device and/or signal mismatch in a sensor array |
| 04/05/2012 | WO2012021199A3 High-frequency, hexapod six degree-of-freedom shaker |
| 04/05/2012 | DE102010041968A1 Method for performing calibration of inclination sensor of vehicle transmission, involves determining inclination value of vehicle to perform calibration of inclined state of vehicle in travel direction |
| 04/04/2012 | EP2435791A1 Method and apparatus for accurate acquisition of inertial sensor data by compensating the relative processing delays between signal channels |
| 04/04/2012 | CN202182723U 测绘仪器检校台微调装置 Surveying Instrument calibration station tuning device |
| 03/28/2012 | CN102393213A Space-based detecting and tracking imaging system testing device and testing method |
| 03/28/2012 | CN102393212A Weak target ultraviolet magnitude calibration system |
| 03/28/2012 | CN102393211A performance testing method of section monitoring system of cantilever excavator |
| 03/28/2012 | CN102393210A Temperature calibration method of laser gyro inertia measurement unit |
| 03/28/2012 | CN101509784B GPS//INS data direct directing precision assessment method |
| 03/22/2012 | US20120066922 Apparatus for testing the accuracy of machine tools and measuring devices |
| 03/21/2012 | CN102384755A High-accuracy method for measuring instant navigational speed of airborne phased array whether radar |
| 03/21/2012 | CN101718561B Method for detecting capture ability of photoelectric theodolite by adopting luminous electronic wheel |
| 03/14/2012 | CN102374870A Test system and test method for satellite with high-precision split-type star sensor |
| 03/14/2012 | CN102374859A Method for calibrating a measuring system and a measuring station for vehicle measurement |
| 03/14/2012 | CN102003968B Single-axle table calibration method for fiber optic gyro strapdown inertial navigation system |
| 03/14/2012 | CN101718558B Laser gyroscope strapdown inertia navigation system output conversion device based on reusable IP core |
| 03/14/2012 | CN101566483B Vibration error compensation method of fiber optic gyro strap-down inertia measurement system |
| 03/07/2012 | CN202158860U 一种无人机航拍模拟装置 UAV aerial simulator |
| 03/01/2012 | WO2012025128A1 Method for calibrating an inclination sensor and inclination sensor system |
| 02/29/2012 | EP2201532B1 Local positioning system and method |
| 02/23/2012 | WO2012022231A1 A global calibration method and apparatus for the rigid rods of multi-sensor visual measurement systems |
| 02/22/2012 | EP1485679B1 Methods and apparatus for installation alignment of equipment |
| 02/22/2012 | CN202149783U 具有高倍率光学衰减并能精确定位于准直镜焦面的光源 Light source with a high-magnification optical attenuation and can be located exactly collimator focal plane |
| 02/22/2012 | CN102359792A Mileage correcting system with automobile combination instrument |
| 02/16/2012 | WO2012021199A2 High-frequency, hexapod six degree-of-freedom shaker |
| 02/15/2012 | CN102353387A Automated testing system and method for index parameters of fiber optic gyro |
| 02/15/2012 | CN102353386A Ground security detection device aiming at space camera |
| 02/15/2012 | CN102353385A Method for compensating a measured value offset |
| 02/15/2012 | CN102353384A Measuring method and system for bandwidth and scale factors of micromechanical gyro |
| 02/15/2012 | CN102353359A Calibration of a surveying instrument |
| 02/15/2012 | CN102353356A Digitalized clinometer and measuring method thereof |
| 02/08/2012 | EP2414779A1 Self evaluating transimitter |
| 02/01/2012 | CN202133823U 一种动态大视场小畸变星模拟器光学系统 A dynamic large field of view optical system small distortion star simulator |
| 02/01/2012 | CN102339463A System and method for calibrating linear array camera based on laser scanner |
| 02/01/2012 | CN102012236B 一种月球车双目视觉避障系统标定方法 One kind of obstacle avoidance rover binocular vision system calibration method |
| 02/01/2012 | CN101975585B 一种基于mrupf的捷联惯导系统大方位失准角初始对准方法 Based on a large azimuth mrupf SINS Initial Alignment Misalignment |
| 02/01/2012 | CN101893445B 摇摆状态下低精度捷联惯导系统快速初始对准方法 Under the swing state of low accuracy SINS Rapid Alignment |
| 02/01/2012 | CN101586964B 水上测量时经纬仪的调校方法 Calibration method to measure water theodolite |
| 01/31/2012 | US8105269 In situ tubing measurements for infusion pumps |
| 01/26/2012 | WO2012012775A1 Apparatus and methods for calibrating dynamic parameters of a vehicle navigation system |
| 01/26/2012 | WO2012010809A1 Method and system for harmonizing a reference frame of an angular positioner with respect to a terrestrial reference frame |
| 01/26/2012 | CA2805690A1 Method and system for harmonizing a reference frame of an angular positioner with respect to a terrestrial reference frame |
| 01/25/2012 | EP2410293A1 Method and system for harmonising an angular positioner reference in relation to an Earth-based reference frame |
| 01/25/2012 | EP1373832B1 Modular altimeter |
| 01/25/2012 | CN102328312A Robotic device and method of controlling robotic device |
| 01/25/2012 | CN102087117B Ground measurement method for accuracy of distance measurement sensor for rendezvous and docking of airships |
| 01/25/2012 | CN101907505B Method for dynamically balancing moving shaft of dynamically tuned gyroscope |
| 01/25/2012 | CN101819047B Device and method for evaluating power supply sensitivity of fiber gyro |
| 01/25/2012 | CN101545781B Method for determining pulse equivalent of speedometer in on-board integrated navigation |
| 01/24/2012 | US8102516 Test method for compound-eye distance measuring apparatus, test apparatus, and chart used for the same |
| 01/19/2012 | US20120013887 Method and system for multi-phase dynamic calibration of three-dimensional (3d) sensors in a time-of-flight system |
| 01/18/2012 | CN202119448U Milemeter verification device |
| 01/18/2012 | CN202119447U Closed loop detection device for silicon micromachined and dynamically-turned mixed gyroscope |
| 01/18/2012 | CN102325390A Automatic control system for thermal testing infrared radiation heater of spatial camera and method |
| 01/18/2012 | CN102323008A Balance testing method for inertial platform of platform type inertial navigation system |
| 01/18/2012 | CN102322874A Performance parameter calibration method of simple optical fiber gyroscope |
| 01/18/2012 | CN102322873A Distributed POS ground demonstration verification system |
| 01/18/2012 | CN102322872A Ground indoor verification method for navigation control performance of moon and deep-space detector |
| 01/18/2012 | CN102322859A Aerial inertial navigation measurement system and attitude correction method |
| 01/18/2012 | CN102322845A Apparatus for detecting azimuth, and method thereof |
| 01/11/2012 | CN202109917U Photoelectric bidirectional angle compensation apparatus with correction function |
| 01/11/2012 | CN202109916U Comprehensive fixture for instrument |
| 01/11/2012 | CN202109915U Automatic calibration digital converter of magnetic compass errors related to position |
| 01/11/2012 | CN102313562A Method and circuit for carrying out compensation on additional phase drift of Y-shaped waveguide |
| 01/11/2012 | CN102313558A Method based on Sagnac interferometer for measuring direct current (DC) drift of integrated optical phase modulator |
| 01/11/2012 | CN102313557A Calibrator for handheld type laser ranger finder |
| 01/11/2012 | CN101586965B Method of testing angle tracking error of photoelectronic tracking device |
| 01/05/2012 | WO2012002870A1 Device for equipment alignment |
| 01/05/2012 | WO2011088469A3 Using object to align and calibrate inertial navigation system |
| 01/04/2012 | CN202101677U Comprehensive calibrator for atmosphere data |
| 01/04/2012 | CN102307415A Star simulator and illumination system of star simulator |
| 01/04/2012 | CN102305879A Heating method for accelerometer |
| 01/04/2012 | CN102305636A Rapid alignment method based on nonlinear initial alignment model |
| 01/04/2012 | CN102305635A Alignment method of optical fiber strapdown compass system |
| 01/04/2012 | CN101900572B Rapid measuring method for installation error of strapdown inertial system gyroscope based on three-axle rotary table |
| 01/04/2012 | CN101706287B Rotating strapdown system on-site proving method based on digital high-passing filtering |
| 01/04/2012 | CN101685026B Method and device for calibrating zero position output value of sensitive shaft of tilt angle sensor |
| 12/29/2011 | WO2011163246A1 Inertial sensor alignment angle determination for navigation device |
| 12/29/2011 | US20110320156 Track information generating device, track information generating method, and computer-readable storage medium |
| 12/29/2011 | US20110320155 Track information generating device, track information generating method, and computer-readable storage medium |
| 12/29/2011 | US20110320152 Integrated closed-loop hybridization device built in by construction |
| 12/28/2011 | CN202092660U 适用于tdi相机的景物模拟器 Applicable tdi camera scene simulator |
| 12/28/2011 | CN202092659U 水平尺底座 Foot level base |
| 12/28/2011 | CN202092658U 用于标定航空数码相机的室外检校场 Outdoor calibration aviation field for calibration of digital cameras |
| 12/28/2011 | CN202092657U 一种棱镜式激光陀螺刻度因子测试装置 One kind of prism laser gyro scale factor test device |
| 12/28/2011 | CN202092646U 多线激光标线仪的本体重心调整机构 Multi-line laser marking instrument of the body center of gravity adjustment mechanism |
| 12/28/2011 | CN102298114A 一种磁悬浮系统动态测试系统 Magnetic Levitation System Dynamic Test Systems |
| 12/28/2011 | CN102297702A 激光跟踪仪自校准方法 Laser Tracker self-calibration method |
| 12/28/2011 | CN101949711B 大型光电经纬仪动态测角精度的检测装置及方法 Large theodolite dynamic angle measurement accuracy of detection device and method |
| 12/28/2011 | CN101738202B 光电经纬仪测量电视图像采样录取时间一致性的检测方法 Theodolite to measure the consistency of the TV image sampling admission time detection method |