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7619561 Managed traverse system and method to acquire accurate survey data in absence of precise GPS data  
A method and system obtains precise survey-grade position data of target points in zones where precise GPS data cannot be obtained, due to natural or man-made objects such as foliage and buildings....
7596449 Vehicle navigation system with a display correction and display correction method thereof  
A vehicle navigation system with a display correction and the display correction method thereof, which first extracts a current display location and corresponding road links, next extracts a next...
7561968 Scale factor calibration and compensation for angular position resolver  
In accordance with an embodiment of the present invention, a resolver system has at least one resolver and at least one amplifier in electrical communication with each resolver. A reference circuit...
7541974 Managed traverse system and method to acquire accurate survey data in absence of precise GPS data  
A method and system obtains precise survey-grade position data of target points in zones where precise GPS data cannot be obtained, due to natural or man-made objects such as foliage and buildings....
7522999 Inertial waypoint finder  
Using a combination of inertial sensors (accelerometers 70, 80, 90, 170, 180, 190 ) and, perhaps, a digital compass, a device can record movement in all directions relative to an origin ( 300 ),...
7505865 Velocity detection, position detection and navigation system  
As an embodiment of the present invention, in a navigation system using an acceleration sensor, when position information cannot be obtained from a GPS processing section, a velocity detecting unit...
7483789 Systems and methods with integrated triangulation positioning and dead reckoning capabilities  
Systems and methods are provided for complementary navigation devices with various integrated positioning functionality. The navigation method includes providing a first navigation device. The...
7440847 Navigation system for moving object and method for path guidance for moving object  
A navigation system for guiding a moving object from a current position to a destination includes a setting device that sets the current position and the destination, a sensor that detects movement...
7421340 Method, apparatus and computer program for azimuth determination e.g. for autonomous navigation applications  
For an observer equipped with a first azimuth data source responsive to a magnetic field to deliver first azimuth data, such as a compass, and with a second azimuth data source delivering second...
7411512 Tracking the geographic location of an animal  
Systems and techniques for tracking the geographic location. In one aspect, a method includes receiving timed magnetic field information descriptive of a magnetic field to which a magnetometer was...
7398155 Car navigation system  
When an elevated road and a usual fly-under road are located in a stacked state, two roads are shown in overlapped lines on a display unit of a car navigation system in a subject vehicle. When the...
7392134 Satellite navigation controller  
A navigation device changes a position determination accuracy of a receiver for satellite navigation to a higher accuracy in the following cases: when the subject vehicle approaches a destination,...
7376509 Travel time calculating method and traffic information display method for a navigation device  
The navigation device of the present invention has a storage device which stores map data including link data of respective links constituting roads on a map, and statistical data including travel...
7319413 Method and system to calculate an approximate location of a mobile station in a recurrent route  
A method and system for calculating the approximate location of a mobile station along a recurrent route is disclosed. In an embodiment for the method in accordance with the principles of the...
7286933 GPS/dead-reckoning combination system and operating method thereof  
The present invention relates to a GPS/dead-reckoning combination system and an operation method of the same. The GPS/dead-reckoning combination system includes a GPS receiver that receives an...
7245214 Electronically tracking a path history  
Methods and systems for electronically tracking the progress of teams as they cover an assigned geographic area are described herein. A server computer establishes a coverage area, divides the...
7221909 Method for guiding wireless communication device into communicable range and wireless communication device  
A personal digital assistant (PDA) detects its position by a two-axis acceleration sensor provided therein. While the PDA is within a communicable range where the PDA can communicate with the...
7206693 Method and apparatus for an integrated GPS receiver and electronic compassing sensor device  
At least one magnetic field sensing device and GPS receiver integrated in a discrete, single-chip package, and a method of manufacture for the same. Rather than requiring at least two separate...
7177737 Systems and methods for correction of drift via global localization with a visual landmark  
The invention is related to methods and apparatus that use a visual sensor and dead reckoning sensors to process Simultaneous Localization and Mapping (SLAM). These techniques can be used in robot...
7165123 Apparatus and method for I/O management in a mobile environment wherein access to data from a wireless signal is restricted based on a persistent unique hardware identification  
The present invention provides an apparatus and method for a robust and configurable mobile computer architecture with navigation computational capabilities. The present invention further provides...
7162338 Systems and methods for computing a relative pose for global localization in a visual simultaneous localization and mapping system  
The invention is related to methods and apparatus that use a visual sensor and dead reckoning sensors to process Simultaneous Localization and Mapping (SLAM). These techniques can be used in robot...
7149629 AINS land surveyor system with reprocessing, AINS-LSSRP  
A Land Surveyor System with Reprocessing is carried by a surveyor moving from a first known position at the start of a survey interval to a second known position at the end of the survey interval...
7139647 Methods and systems for navigating under water  
In a method for determining absolute position under water of a submersible vessel ( 1 ) having a dead reckoning navigation system and receiving acoustic signals from a reference station ( 19 ),...
7124026 Method and apparatus for estimating time delay of GPS receiver in hybrid navigation system  
An method and apparatus for estimating a time delay of a GPS receiver in a hybrid navigation system is disclosed. In the hybrid navigation system including the GPS receiver and a DR system, a time...
7123749 Height measurement apparatus  
Apparatus and methods for enhancing the accuracy of height above ground measurements in which the registration error between successive images taken of the terrain over which an aircraft is flying...
7103366 Method and apparatus for defining a behavior region for a communication device  
A portable phone is equipped with a position detector that detects the geographical position of the portable phone, and a telephone system may ring one or more land-based phones or portable phones...
7089084 Search robot system  
A search robot system first divides the entire area of disaster into a mesh cell of an appropriate size, and arranges a search robot for each mesh cell. A search is made for a route of travel from...
7076365 Enhanced dead reckoning method  
An enhanced dead reckoning method determines the position of a participating vehicle. The participating vehicle is unable to receive signals from global positioning satellites. The position is...
7058411 Wireless communication positioning method and system  
A wireless communication positioning method for determining the position of a mobile station when connecting to a base station. The coordinates of the mobile station are estimated according to the...
7043360 Sensor unit  
In a sensor unit, an antenna section receives a high-frequency signal transmitted from a positioning system for output to a combining circuit. Also, in the sensor unit, a sensor section detects an...
7031818 Method and device for recognising a state of standstill of a motor vehicle  
It is customary to use signals from a motor vehicle central control in order to operate braking equipment for motor vehicles which automatically produces braking forces for states of standstill of...
6980826 Communication system, a communication method, and a cellular phone  
This invention provides a communication system for controlling a device through a network by using a mobile terminal for saving a space and a cost of a whole system. This invention provides...
6879875 Low cost multisensor high precision positioning and data integrated method and system thereof  
The design of the low cost GPS/IMU positioning and data integrating method, which employs integrated global positioning system/inertial measurement unit enhanced with dual antenna GPS carrier phase...
6853916 Method and apparatus for forming a pseudo-range model  
A method and apparatus for locating mobile device over a broad coverage area using a wireless communications link that may have large and unknown latency. The apparatus comprises at least one...
6826477 Pedestrian navigation method and apparatus operative in a dead reckoning mode  
A displacement of a pedestrian is determined from his or her accelerations by detecting accelerations which is substantially non vertical, determining a characteristic feature in the detected...
6816785 Navigation device and position correction method  
The described navigation system makes use of the attribute pertaining to the existence of “preferred directions,” in particular, inside multi-story car parks. These preferred directions are not...
6813582 Navigation device for personnel on foot  
Performing dead reckoning navigation for persons on foot with improved accuracy. Accelerometers in a navigation device are used to deduce when abnormal steps are being taken and modify navigation...
6804580 Method and control system for controlling a plurality of robots  
A system for controlling a plurality of robots and a method for controlling said system. Said system comprises a plurality of controllers, each having an associated motion system adapted to control...
6801159 Device for use with a portable inertial navigation system (“PINS”) and method for transitioning between location technologies  
A perimeter threshold of an area is defined. The location of a device ( 102 ) is tracked using a first location technology ( 108 ) when the device ( 102 ) precedes the perimeter threshold. The...
6792353 Enhanced inertial measurement unit/global positioning system mapping and navigation process  
The present invention relates generally to a geospatial database access and query method, and more particularly to a map and Inertial Measurement Unit/Global Positioning System (IMU/GPS) navigation...
6792352 Vehicle data bus system with positioning means  
A vehicle data bus system includes locating means which comprise a locating computing unit and a locating sensor system which contains at least one GPS receiver with associated GPS antenna and gyro...
6775616 Environmental location system  
A system and method for determining a location. The system employs encoded information devices dispersed through the environment, each having a non-unique code associated therewith. The codes from...
6721795 Data transfer server  
A computer-implemented information transfer method includes receiving a trigger message at a server, evaluating a selection rule to select a data flow to be presented to a user at an access device,...
6718344 Data providing structure, data providing method and data providing terminal  
A data structure system for displaying map data and related data. Required map data and related data, including names of shops and the goods sold by those shops, are displayed on a screen using a...
6701252 System for underwater GPS navigation  
Provided is a system that allows navigation by GPS while underwater by locating the antenna above water and the display below water. In one embodiment, the GPS antenna is attached to a tow-able...
6687571 Cooperating mobile robots  
A miniature mobile robot provides a relatively inexpensive mobile robot. A mobile robot for searching an area provides a way for multiple mobile robots in cooperating teams. A robotic system with a...
6651002 Wavelet compression of gravity correction data  
Compressed wavelet transform coefficients are used to correct outputs of inertial sensors for gravitational deflections. The compressed wavelet transform coefficients comprise gravitational...
6643587 Navigation system and method for tracking the position of an object  
A navigation system for tracking the position of an object includes a GPS receiver responsive to GPS signals for periodically providing navigation state measurement updates to a navigation...
6606540 Pressure sensor systems and methods for use in robotic devices  
An optical pressure sensor useable in robotic applications. The optical pressure sensor can be included in a robotic grasping device. The pressure sensor includes a sensor structure having an...
6587689 Multi-sensor assisted cellular handoff technique  
A system and method for assisting in handoff in a cellular communication system. The system includes a base station having a data base of patterns of known handoff to predetermined different base...
Matches 1 - 50 out of 262 1 2 3 4 5 6 >