Patents
Patents for G01C 17 - Compasses; Devices for ascertaining true or magnetic north for navigation or surveying purposes (3,922)
01/2006
01/19/2006WO2006007179A1 Mecca finder
01/19/2006US20060015243 Method for reducing computational time for calculating a noise-filtered average approximation of throttle position
01/19/2006US20060010699 Mobile terminal apparatus
01/19/2006DE202005018231U1 Compass with a frame type carrier, decorative container and balancing bracket in the form of an n-shaped support with symmetrically arranged side arms of defined length
01/17/2006US6988050 Setting device for a vehicle having a mechanically adjustable part, and method for operating the setting device
01/17/2006US6988049 Apparatus and method for providing true geodetic coordinates
01/12/2006US20060009947 Position-measuring device and method for position measuring
01/11/2006CN2751309Y Current meter having station, depth measurement and radio communication function
01/11/2006CN1719197A Automatic liquid feeding air discharge magnetic compass
01/04/2006CN1717573A Mobile terminal device
01/04/2006CN1715834A Method and apparatus for measuring magnetic offset of geomagnetic sensor and portable electronic apparatus
12/2005
12/29/2005US20050288888 Semi-definite programming method for ad hoc network node localization
12/29/2005US20050288858 Mecca finder
12/29/2005US20050283988 Method and apparatus for measuring magnetic offset of geomagnetic sensor and portable electronic apparatus
12/29/2005DE102005027669A1 Wristop-Computer und ein Verfahren im Zusammenhang damit Wristop computers and a method in connection therewith
12/28/2005EP1024345B1 Electronic apparatus with azimuth meter and azimuth measuring method in this electronic apparatus
12/28/2005EP0901609B8 Method and device for determining correction parameters
12/27/2005US6980922 Computer simulation model for determining damage to the human central nervous system
12/22/2005US20050283313 Wristop computer and a method in connection with it
12/15/2005WO2005119176A2 Laser guided celestial identification device
12/15/2005DE10356402B4 Verfahren zur Bestimmung der Absolutposition von einem beweglichen Bauteil Method for determining the absolute position of a movable component
12/14/2005EP1605232A2 Method and apparatus for measuring magnetic offset of geomagnetic sensor and portable electronic apparatus
12/14/2005EP1604173A1 Method for measuring force-dependent gyroscope sensitivity
12/14/2005EP1604171A2 Electronic compass system
12/13/2005US6973732 Magnetic compass
12/08/2005WO2005115079A2 System, method, device and computer code product for improving the readability of an electronic compass
12/08/2005US20050268477 Magnetic compass
12/08/2005US20050268473 Viewing and display apparatus position determination algorithms
12/07/2005CN2745033Y Hall type electronic compass apparatus
12/07/2005CN2745032Y Magnetic compass for vessels
12/07/2005CN1704720A Earth magnetic field prospecting device
12/06/2005US6971181 Digital display compass for mounting on vehicle rear view mirror
12/01/2005US20050262714 Vehicle compass compensation
12/01/2005US20050262713 System, method, device and computer code product for improving the readability of an electronic compass
11/2005
11/30/2005EP1599771A2 Passive target data acquisition method and system
11/30/2005EP1599701A1 System and method for compensating for motor magnetic disturbance of a compass measurement
11/30/2005CN1229956C 电子设备 Electronic equipment
11/24/2005WO2005111542A1 Small-sized attitude detection sensor and cellular phone having the same
11/23/2005EP0972208B1 Magnetometer with coil and high permeability core
11/22/2005US6968273 Electronic compass system
11/17/2005WO2005108923A2 System and method for approximating an editable surface
11/17/2005US20050256673 Azimuth measuring device and azimuth measuring method
11/17/2005CA2564156A1 System and method for approximating an editable surface
11/15/2005US6964108 Vehicle compass system with continuous automatic calibration
11/15/2005US6964107 System, method, device and computer code product for improving the readability of an electronic compass
11/10/2005WO2005106391A1 Generating a magnetic heading based on position
11/10/2005US20050246911 Laser guided celestial identification device
11/10/2005DE102005017320A1 Verfahren zum Schätzen der Genauigkeit azimutaler Ausrichtungen und tragbares Zielgerät A method for estimating the accuracy of azimuthal orientations and portable target device
11/09/2005CN1695042A Mobile electronic three-dimensional compass
11/08/2005US6962001 Magnetic north detecting device and magnetic north detecting method
11/03/2005US20050246130 System and method for approximating an editable surface
11/03/2005US20050246099 Mobile terminals, methods, and program products for generating a magnetic heading based on position
10/2005
10/26/2005EP0901609B1 Method and device for determining correction parameters
10/26/2005CN1687706A Minitype digital sun sensor
10/20/2005US20050229411 Method for estimating the accuracy of azimuthal orientations and portable sighting device
10/18/2005US6957156 Method for searching for dip angle using tilt-compensated electronic compass
10/18/2005US6957088 Electronic apparatus
10/18/2005US6956525 Method for correcting azimuth angle data of a navigational device and the navigational device used therein
10/13/2005WO2005095893A1 Mobile bearing calculation device and bearing correction method
10/13/2005WO2005095892A1 Mobile map display device, map display system, and map display method
10/13/2005WO2005095890A1 Direction computing device and error correcting method
10/13/2005WO2005095889A1 Bearing display device and bearing display method
10/13/2005US20050228603 Electronic compass and method of controlling an electronic compass using independent calibration and compass heading modules
10/13/2005US20050223575 Electronic compass and method of calibration
10/13/2005US20050223574 Electronic compass and method for tracking vehicle rotation
10/13/2005US20050223573 Compass heading noise immunity
10/12/2005CN1680780A Method and apparatus for determining a geomagnetic field by using a compass and method and apparatus for determining an azimuth angle of a moving object using the same
10/11/2005US6954719 Work site dust control system
10/06/2005WO2005093371A1 Method for acquiring calibration data for an electronic compass
10/06/2005US20050222802 Mobile terminal apparatus
10/06/2005US20050217458 12-D gnomon resonator
10/05/2005EP1281043B1 Electronic compass
10/05/2005CN2731855Y Mobile communicating terminal with compass
10/05/2005CN1678884A 移动终端装置 The mobile terminal device
10/04/2005US6951059 Compass-based indicator with magnetic shielding
09/2005
09/29/2005WO2005060462A3 Vehicle collision damage display technique
09/28/2005EP1580705A2 Rearview mirror assembly with internally mounted compass sensor
09/28/2005CN1220860C Optical device
09/20/2005US6947867 Vehicle collision damage display technique
09/20/2005US6947866 Apparatus and method for handheld sampling
09/20/2005US6947351 Watch equipped with means for determining a location longitude
09/20/2005US6946991 Portable terminal
09/15/2005WO2005085756A1 Mobile user device
09/09/2005WO2005081617A2 Device for determining the direction of a pre-determined geographical area from any geographical point
09/08/2005US20050197768 Adjustment of the operation of an application based on a geographically varying parameter value
09/07/2005CN1666086A Azimuth measuring device and azimuth measuring method
09/06/2005US6941246 Method for three-dimensional position calibration of audio sensors and actuators on a distributed computing platform
09/06/2005CA2220346C Method for determining the direction of the earth's magnetic field
09/01/2005US20050190281 Portable electronic device for changing menu display state according to rotating degree and method thereof
09/01/2005US20050188556 Geomagnetic sensor for informing users whether detected azimuth angle is acceptable, and a method thereof
09/01/2005DE102004007578A1 Vehicle parking assistance, has scale ring adjusted for relevant parking situation relative to compass needle, and spacing sensor fixed on one side of vehicle and perpendicular to longitudinal axis of vehicle
08/2005
08/31/2005EP1568967A1 Geomagnetic sensor and method for indicating distortion in detected azimuth angle
08/31/2005EP1568966A2 Portable electronic device and method for changing menu display state according to rotating degree
08/30/2005US6937954 Signal processor for use in electronic compass
08/25/2005WO2005055487A3 Network message processing using inverse pattern matching
08/25/2005US20050187733 Apparatus and method for handheld sampling
08/25/2005US20050183275 Method and apparatus for determining a geomagnetic field by using a compass and method and apparatus for determining an azimuth angle of a moving object using the same
08/25/2005US20050183274 Geomagnetic sensor for detecting dip angle and method thereof
08/23/2005US6934662 MEMS based tilt sensor
08/23/2005US6934660 Multi stage control architecture for error suppression in micromachined gyroscopes
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