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6861980 |
Data messaging efficiency for an assisted wireless position determination system
An assisted wireless position determination system includes a plurality of base stations and a plurality of wireless devices, such as mobile telephones and personal digital assistants, adapted to...
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6859725 |
Low power position locator
A device for determining a user positioning including an RF position locating device (e.g., a GPS receiver) for intermittently determining a reference position and an inertial sensing system for...
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6859729 |
Navigation of remote controlled vehicles
Methods for navigating a remote controlled vehicle, methods for maintaining a formation of remote controlled vehicles, and remote controlled vehicles using those methods. A vehicle is navigated...
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6859690 |
Method for using GPS and crosslink signals to correct ionospheric errors in space navigation solutions
A method of correcting ionospheric delays induced in received signals by space systems is disclosed. The method takes advantage of received GPS signals and received crosslink signals among...
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6859170 |
Extended kalman filter for autonomous satellite navigation system
An autonomous navigation system for an orbital platform incorporating a global positioning system based navigation device optimized for low-Earth orbit and medium-Earth orbit applications including...
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6859691 |
Device and method for enabling a mariner to select storm havens
A microprocessor controlled device and method utilizing an information database concerning harbor attributes and a collection of harbor maps and images, together with algorithms that determine...
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6856894 |
Navigating a UAV under remote control and manual control with three dimensional flight depiction
Navigating a UAV including receiving in a remote control device a user's selection of a GUI map pixel that represents a waypoint for UAV navigation, mapping the pixel's location on the GUI to Earth...
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6856903 |
Apparatus for determining the behavior of a vehicle
Location equipment includes a calibration unit for calibrating scale factors used for calculating distances traveled by left and right wheels of a vehicle from pulse signals delivered from wheel...
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6856902 |
Systems and methods for providing alerts to a navigation device
A navigation device, comprising a processor and one of a visual output device and an audio output device in communication with the processor. The processor calculates a geographic position of the...
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6856904 |
GPS receiver and navigation device
A GPS (Global Positioning System) receiver and a navigation device and system utilizing the same includes a receiver which sequentially generates GPS data including current position information,...
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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...
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6853909 |
Walking stick navigator for position determination
A walking stick navigator (WSN) apparatus and method comprises an aided INS (AINS) on a staff assembly with the “look and feel” of a GPS survey instrument. When GPS is available, the AINS is...
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6853327 |
Method and system for analyzing overhead line geometries
Methods and systems are provided for characterizing an overhead line. A radar signal is propagated in a region that includes at least a portion of the overhead line and a reference object, which...
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6853910 |
Vehicle tracking telematics system
A method of tracking vehicles comprising monitoring for registration request signal data and receiving the registration request signal data at a call center. The method further comprises...
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6850843 |
Accident evidence recording method
A mobile accident recording system ( 40 ) includes a GPS receiver-pole ( 41 ) and a computer ( 14 ) which prompts investigator to place a tip of the receiver-pole on identified position points of...
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6850839 |
Time-sensitive article tracking device
An article tracking device that can be attached to or otherwise located with movable and non-moveable articles has a memory that stores a subset of spatial zones and corresponding time intervals...
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6850838 |
Navigation system
To provide a navigational system which allows each user to easily recognize the relative positional relationship with other navigational systems. The navigational system includes a positional...
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6850187 |
Satellite integrity monitor and alert
The present invention is a system for providing GPS users with a high level of confidence in the integrity and accuracy of received GPS signals. The system provides a means for each GPS satellite...
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6850557 |
Signal detector and method employing a coherent accumulation system to correlate non-uniform and disjoint sample segments
A signal detector employs a coherent accumulation system that coherently combines the correlation results derived from segments of samples of a received signal. The segments may have non-uniform...
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6847892 |
System for localizing and sensing objects and providing alerts
The present invention generally relates to systems, methods and applications utilizing the convergence of any combination of the following three technologies: wireless positioning or localization...
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6847867 |
Satellite communication with low probability of detection
Host satellites [ 120 ] in a satellite network [ 100 ] are implemented with a low probability of detection by third parties. Transmissions from the host satellites may be made via omni-directional...
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6847825 |
Method and system for portable cellular phone voice communication and positional location data communication
A novel method of and system for enabling the use of one portable cellular phone only in voice communication over a radio voice channel with a cellular network control center for voice-requesting...
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6847891 |
Route storage and retrieval for a vehicle navigation system
A method for recording and storing a route of a motor vehicle in an undigitized area of a vehicle navigation system comprises determining a first position of the motor vehicle using a Global...
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6847887 |
Method and system for obtaining road grade data
A method for collecting data for a geographic database is disclosed. Engine load value and position data are collected using a vehicle traveling in a geographic region. A location of a road grade...
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6847893 |
Horizontal/vertical exclusion level determination scheme for RAIM fault detection and exclusion implementation
A method for satellite receiver autonomous integrity monitoring (RAIM) real time fault detection and exclusion implementation comprising the following steps: (1) continuously computing a horizontal...
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6845318 |
Methods, data structures, and systems for processing track logs
Methods, data structures, and systems provide techniques for processing track logs. A track log is represented as a plurality of track points. The track points represent geographic positions...
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6844827 |
Vehicle tracker including a connector for an upgrade device and related methods
A vehicle tracking unit may include a housing, a vehicle position determining device, a wireless communications device, and a controller carried by the housing. The controller may cooperate with...
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6844828 |
Method for providing road users with information and device for carrying out same
In a method for providing road users with information about a route section which is traveled along by a motor vehicle before a dangerous situation, the position and the duration of travel of the...
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6842695 |
Mapping and addressing system for a secure remote access system
A mapping and addressing system suitable for use with secure remote access system, and in particular, with open application (web browsing) standard remote access devices is disclosed. The invention...
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6842696 |
Method and device for location detection for a scheduling program
A method and device are provided to determine a location corresponding to an entry in a database stored in an electronic device; determine a current position of the electronic device; obtain...
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6839024 |
Position determination using portable pseudo-television broadcast transmitters
An apparatus, method, and computer-readable media comprise a receiver adapted to receive a plurality of broadcast signals; a signal processor adapted to determine a position based on the received...
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6838998 |
Multi-user global position tracking system and method
An Internet based personal tracking system for tracking the position of a portable location unit by a remote user comprising a web host connected to the Internet having a computer storage medium, a...
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6839662 |
Command and control system architecture for convenient upgrading
A military command and control system includes functional portions which respond to a set of or plurality of commands. Certain commands are mandatory. Specific responses are made in response to the...
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6839625 |
Apparatus and method for reducing work machine noise based on location
An apparatus for reducing noise from a work machine is disclosed. The work machine includes a location determining device for determining the location of the work machine within a work site and a...
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6834247 |
Off-set elimination system for a vibrating gyroscope
A gyroscope that may include various sources of error, with those sources of error each being dependent upon a different parameter, is associated with a simulation or “model” of the gyroscope...
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6833811 |
System and method for highly accurate real time tracking and location in three dimensions
A method and system for tracking an object by generating GPS coordinates for the object and a bearing associated with a movement of the object. The GPS coordinates include a latitude, a longitude,...
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6834234 |
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...
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6834223 |
Roll control system and method for a suspended boom
A roll control system is provided for controlling a roll position of a boom rotatably coupled to a support frame, the boom comprising left and right wing sections (where the roll of the boom refers...
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6832155 |
Methods and apparatus for determining phase ambiguities in ranging and navigation systems
An improved technique for determining the integer value of phase ambiguities (integer ambiguities) of pseudorange measurements based on the carrier phase of received navigation signals provides...
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6829534 |
Method and apparatus for performing timing synchronization
A method and apparatus for performing timing synchronization in a mobile device. The method and apparatus include a wireless transceiver having a first oscillatory signal generator (OSG) and a...
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6829558 |
Method for reducing position uncertainty of a portable inertial navigation device
A first set of coordinates ( 100 ) of a device and an estimated positional error (“EPE”) radius ( 102 ) is measured. An EPE circle ( 104 ) is derived, in which the device is approximately...
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6829535 |
Method and apparatus for generating satellite tracking information in a compact format
Method and apparatus for creating a compact orbit model is described. Satellite tracking data is obtained having a first set of orbit terms that define a first orbit model. The satellite tracking...
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6826460 |
Range prediction in fleet management of electric and fuel-cell vehicles
A system for managing power cell information resources of a non-petroleum fueled vehicle, particularly electric or fuel cell vehicles of a fleet of vehicles. Such vehicles have power pack...
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6826476 |
Apparatus for improved integrity of wide area differential satellite navigation systems
An arrangement and appertaining method utilizing the arrangement provides a cost effective way to implement an accurate and cost effective satellite positioning differential augmentation system....
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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...
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6823249 |
Tractor with monitoring system
A tractor includes a cab mounted analysis/display unit ( 1 ) connected to a number of on-board sensors for detecting speed, fuel flow, etc and also capable of receiving data input manually or via a...
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6819258 |
Personal shoe tracking system
A system for tracking a person from a system subscriber who affixes a location unit to the person to be tracked is provided wherein the location unit calculates the location of the person at any...
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6816089 |
Vehicle tracker having find alert features and related methods
A vehicle tracking unit for a vehicle of a type including a vehicle alarm indicator may include a vehicle position determining device, a wireless communications device, and a controller connected...
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6816783 |
Navigation system having in-vehicle and portable modes
A navigation system executes a portable mode for guiding a person when a GPS antenna is connected with it and a speed signal has not been inputted for ten seconds or more. The portable mode enables...
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6813561 |
Relative positioning for vehicles using GPS enhanced with bluetooth range finding
A relative vehicle positioning system for a vehicle includes a GPS antenna adapted to receive satellite signals generated in response to relative vehicle positioning and generate therefrom a GPS...
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