Patents for G01C 17 - Compasses; Devices for ascertaining true or magnetic north for navigation or surveying purposes (3,922) |
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06/20/2012 | CN102506837A Terminal positioning method and terminal with electronic compass |
06/20/2012 | CN101608917B Method and apparatus for measuring magnetic offset of geomagnetic sensor and portable electronic apparatus |
06/20/2012 | CN101487706B computing method for dynamically extracting valid data by electronic compass |
06/13/2012 | EP2463667A2 Flexible probe |
06/13/2012 | CN202274880U 方向识别磁阻传感器模块 Identify the direction of the magnetoresistive sensor module |
06/13/2012 | CN102494679A Superconducting magnetic levitation based north-seeking device |
06/13/2012 | CN101120263B Single package design for 3-axis magnetic sensor |
06/07/2012 | US20120139744 Three dimensional orientation and direction indicator and apparatus for providing information on a direction |
06/06/2012 | CN102487416A System for combining geomagnetic sensor and handheld equipment or mobile equipment |
05/31/2012 | WO2012070619A1 Portable terminal with electronic compass and direction calculation method |
05/30/2012 | CN202257283U Automatic tracing antenna device and mobile terminal |
05/30/2012 | CN202255402U Current type compass |
05/30/2012 | CN202255401U Flashlight type compass |
05/30/2012 | CN202255400U Compass for automobile |
05/30/2012 | CN202255399U Compass |
05/30/2012 | CN202255375U Three-dimensional multi-function azimuth inclination angle instrument |
05/30/2012 | CN102128583B Method for measuring horizontal expansion distance between two trawl doors in single boat trawling |
05/24/2012 | WO2012066850A1 Electronic device |
05/24/2012 | DE102010061780A1 Mikro-Magnetfeldsensor, Mikro-Magnetfeldsensorvorrichtung sowie Verfahren Micro-magnetic sensor, micro-magnetic sensor apparatus and method |
05/23/2012 | EP2455717A1 Combined aircraft magnetometer for in-flight calibration and emergency use. |
05/23/2012 | CN202230210U Intelligent very low frequency electromagnetic instrument with orthogonal antenna |
05/23/2012 | CN202229761U Compass with buzzer |
05/22/2012 | US8185354 Method of determining the dynamic location of a protection device |
05/16/2012 | CN202221312U Double-faced compass |
05/16/2012 | CN102460069A 用于便携式设备中的电子罗盘的校准技术 Portable devices for electronic compass calibration techniques |
05/16/2012 | CN102457807A 一种确定位置信息的方法和终端 A method of determining location information method and terminal |
05/16/2012 | CN102455181A Sun compass |
05/16/2012 | CN102095416B Method for guiding north for equipment to be tested by using turntable capable of guiding north |
05/10/2012 | US20120116711 Portable celestial compass |
05/09/2012 | CN1957226B Mobile bearing calculation device and bearing correction method |
05/09/2012 | CN102445196A Compass with magnifying lens |
05/02/2012 | EP2447730A1 System and method for determining quality of calibration parameters for a magnetometer |
05/02/2012 | EP2447670A2 System and Method for Performing a Background Calibration for a Magnetometer |
05/02/2012 | EP2447669A1 System and method for calibrating a magnetometer using partial and full calibrations |
05/02/2012 | EP2447668A1 System and method for calibrating a magnetometer according to device states |
05/02/2012 | EP2447667A1 System and method for calibrating a magnetometer according to a quality threshold |
05/02/2012 | CN202209952U Compass |
05/01/2012 | US8170826 Calibration method for a position determination of a rear axle steering actuator |
05/01/2012 | US8170656 Wearable electromyography-based controllers for human-computer interface |
04/26/2012 | US20120096921 System and Method for Calibrating a Magnetometer According to a Quality Threshold |
04/26/2012 | CA2755720A1 System and method for calibrating a magnetometer using partial and full calibrations |
04/26/2012 | CA2755635A1 System and method for determining quality of calibration parameters for a magnetometer |
04/26/2012 | CA2755616A1 System and method for calibrating a magnometer according to a quality threshold |
04/26/2012 | CA2755593A1 System and method for performing a background calibration for a magnetometer |
04/26/2012 | CA2755587A1 System and method for calibrating a magnetometer according to device states |
04/25/2012 | CN202204516U 磁罗盘空间特性校准装置 Spatial characteristics of the magnetic compass calibration device |
04/25/2012 | CN202204515U 复示磁罗经 Magnetic compass repeater |
04/25/2012 | CN202204514U 全自动指南针 Automatic compass |
04/25/2012 | CN1639542B 电子罗盘系统 Electronic compass system |
04/25/2012 | CN102428380A 磁通门传感器及使用其的电子方位计 Fluxgate sensor and the use of its electronic azimuth meter |
04/25/2012 | CN101652630B 具有2d磁力计的低成本电子罗盘 Low-cost electronic compass has 2d magnetometer |
04/25/2012 | CN101411170B Mobile electronic device and method for calibrating terrestrial magnetism sensor |
04/18/2012 | CN202195821U 能测距离的指南车 The guide can measure the distance the car |
04/18/2012 | CN202195815U 一种激光电子方位圈 A laser electronic azimuth circle |
04/18/2012 | CN202194464U 一种锁 One kind of lock |
04/18/2012 | CN202194451U 一种钥匙 One kind of key |
04/18/2012 | CN102422125A Method for correcting a geomagnetic sensor for a mobile device, as well as a mobile device and a program |
04/18/2012 | CN101769741B 阳光数字指南仪—星光数字指北仪 Sunshine Digital Guide instrument - refers to the North Star Digital Instrument |
04/18/2012 | CN101586958B 方位角计测装置 Azimuth measuring device |
04/17/2012 | US8160301 Vehicle surroundings monitoring apparatus |
04/12/2012 | WO2012046508A1 Travel track sensing device |
04/11/2012 | EP2439615A2 Magnetic sensor for use with hand-held devices |
04/11/2012 | EP2438398A1 Calibration techniques for an electronic compass in a portable device |
04/11/2012 | CN202188853U 罗盘激光校准定位装置 Compass laser alignment positioning device |
04/11/2012 | CN202188852U 一种基于avr单片机的数字电子罗盘 A avr microcontroller based digital electronic compass |
04/11/2012 | CN102413285A 手持装置及利用其进行影像来源切换的方法 Handheld device and method for image sources using its handover |
04/10/2012 | US8155910 Robotically controlled catheter and method of its calibration |
04/10/2012 | US8155909 Method and device for checking the plausibility of measured values in a motor vehicle environment |
04/10/2012 | US8155884 Bearing display apparatus and bearing display method |
04/05/2012 | WO2012043738A1 Semiconductor integrated circuit, magnetism detection device, electronic compass, and ammeter |
04/04/2012 | CN102401651A 悬挂式指南针 Hanging compass |
04/04/2012 | CN102401650A 一种定向指北装置 Refers to the North as a directional device |
04/03/2012 | US8150639 Magnetic field sensor |
04/03/2012 | US8146401 Method and apparatus for in-flight calibration of gyroscope using magnetometer reference |
03/29/2012 | DE102011001738A1 Verfahren und Vorrichtung zum Kalibrieren eines Magnetsensors Method and apparatus for calibrating a magnetic sensor |
03/28/2012 | EP2434305A1 Flux gate sensor and electronic azimuth indicator making use thereof |
03/22/2012 | US20120072155 Correction method of geomagnetic sensor in mobile device, mobile device, and program |
03/21/2012 | EP2431709A1 Method for correcting a geomagnetic sensor for a mobile device, as well as a mobile device and a program |
03/21/2012 | CN101738181B Correction method of inclination and offset, azimuth measuring method, azimuth sensor unit and portable electronic equipment |
03/21/2012 | CN101405567B Mobile electronic device and its direction display method |
03/20/2012 | US8140286 Position sensing system and method |
03/07/2012 | CN1786664B 数字罗经 Digital compass |
03/06/2012 | US8131501 Analyzing method for a sensor system determining the position of a shifting fork in a change gear transmission |
03/06/2012 | US8131385 Positioning device and positioning method with non-contact measurement |
03/01/2012 | US20120053887 Method, Apparatus, and Computer Program Product for Implementing a Variable Content Movable Control |
02/29/2012 | CN102364354A Magnetic sensor device and electronic compass apparatus |
02/28/2012 | US8126671 Measurement system and method for monitoring a measurement system |
02/22/2012 | CN102359781A North seeker calibrating method |
02/21/2012 | US8121812 AC magnetic tracking with phase disambiguation |
02/21/2012 | US8117892 Hardness testing instrument and calibration method thereof |
02/21/2012 | US8117890 Automatic optimized calibration for a marine propulsion system with multiple drive units |
02/15/2012 | CN102356328A Magnetic detection device |
02/15/2012 | CN102353917A Calibration of a triaxial magnetic field sensor |
02/15/2012 | CN102353364A Compass for blind person |
02/15/2012 | CN101726291B 地磁检测装置 Geomagnetism detection means |
02/14/2012 | US8116994 Method for locating an underground septic tank, conduit, or the like using injection/detection synchronization of an acoustic signal and digital signal processing |
02/09/2012 | WO2012018695A1 Pnd repositioning detector for better navigation accuracy in a car |
02/08/2012 | CN202141458U 一种电子指南针 An electronic compass |
02/08/2012 | CN102346544A Head-worn display system with interactive function and display method thereof |
02/08/2012 | CN102346480A Movable electronic device |