Patents
Patents for G01S 5 - Position-fixing by co-ordinating two or more direction or position-line determinations; Position-fixing by co-ordinating two or more distance determinations (29,969)
01/2003
01/29/2003EP1279045A1 Time of arrival estimation for positioning systems
01/29/2003EP1279043A2 Miniature electronic personal locator beacon
01/29/2003CN1393599A Rail construction machinery for measuring rail position and operating method
01/29/2003CN1100467C Method for determining timing differences between radio transmitters and radio network incorporating same
01/28/2003US6512979 Lost-in-space stellar attitude acquisition using multiple star trackers
01/28/2003US6512975 Traffic information service (TIS) uplink own aircraft heading correction
01/28/2003US6512928 Slow hopping data transmitter
01/28/2003US6512481 Communication system using geographic position data
01/28/2003US6512479 Signal acquisition using data bit information
01/28/2003US6512478 Location position system for relay assisted tracking
01/28/2003CA2194760C Method and apparatus for determining the general direction of the origin of a projectile
01/23/2003WO2002068908A8 Attitude measurement using a single gps receiver with two closelyspaced antennas
01/23/2003WO2002010791A9 Physical object location apparatus and method and a platform using the same
01/23/2003WO2001067749A3 Camera pose estimation
01/23/2003US20030017832 Method for estimating TDOA and FDOA in a wireless location system
01/23/2003US20030016210 Three dimensional interactive system
01/23/2003US20030016174 System and method for interference cancellation in a location calculation, for use in a wireless location system
01/23/2003US20030016170 Method and system for processing positioning signals in a geometric mode
01/23/2003US20030016169 Method and system for determining carrier frequency offsets for positiong singals
01/23/2003US20030016168 Method and system for processing positioning signals in a stand-alone mode
01/23/2003US20030016167 Method and apparatus for estimating GPS time
01/23/2003US20030016166 Method and system for processing positioning signals with matching assistance
01/23/2003US20030016006 Method and apparatus for electromagnetic position and orientation tracking with distortion compensation employing modulated signal
01/22/2003EP1278339A1 Method and apparatus for communicating data from a first to a second data network
01/22/2003EP1278074A1 Radio positioning systems
01/22/2003EP1277066A2 Three-dimensional image projector
01/22/2003CN1393115A Method and apparatus for broadcasting location data in wireless communication system
01/22/2003CN1392739A Detection plan for mobile station position
01/21/2003US6510387 Correction of a pseudo-range model from a GPS almanac
01/21/2003US6510381 Vehicle mounted device and a method for transmitting vehicle position data to a network-based server
01/21/2003US6510380 Security and tracking system
01/21/2003US6510308 Reception of weak radio frequency signal in the presence of a strong internal radio frequency interferer—device and method for compensation of an internal interfering signal by a superposition method
01/21/2003US6510106 Systems and methods for locating subsurface objects
01/21/2003US6508316 Apparatus to measure the earth's local gravity and magnetic field in conjunction with global positioning attitude determination
01/21/2003CA2245290C Telecommunications-assisted satellite positioning system
01/16/2003WO2003005750A1 Quality based location method and system
01/16/2003WO2003005749A1 Method and device for determining the position of at least one user device of a radio communication system
01/16/2003WO2003005743A1 System and method for providing accurate location information for wireless or wired remote gaming activities
01/16/2003WO2003005280A1 Method and apparatus for providing travel instructions and related tracking information to a gps capable wireless device
01/16/2003WO2003005055A1 Gps receiver and method for determining position of a wireless terminal
01/16/2003WO2003004352A1 Airship system
01/16/2003WO2002060191A3 Method and apparatus for providing location information
01/16/2003WO2002051349A3 Self-contained device for location and assistance designed for people with impaired sight
01/16/2003WO2002012912A3 Methods and apparatus for dynamically determining location using a simplified client device
01/16/2003US20030014186 Apparatus, system, and method for determining a user position and progress along a path
01/16/2003US20030014182 Interferometric speed prediction
01/16/2003US20030013462 Position information notifying system and method
01/16/2003US20030012168 Low-latency multi-hop ad hoc wireless network
01/16/2003US20030011787 Apparatus for measuring 6-degree-of-freedom motions of rigid body by using three- facet mirror
01/16/2003US20030011512 Location services system that reduces auto-correlation or cross-correlation in weak signals
01/16/2003US20030011511 Method and apparatus for assisted GPS
01/16/2003US20030011478 Battery with integrated tracking device
01/16/2003US20030011477 Processor-based positioning system
01/15/2003EP1275209A1 Modified transmission method for improving accuracy for e-911 calls
01/15/2003EP1275012A1 Methods and systems for navigating under water
01/15/2003EP1157282B1 Sensor system
01/15/2003EP1118014B1 Position location in memory limited environment
01/15/2003EP0986735B1 Portable navigation system comprising direction detector, position detector and database
01/15/2003CN1099039C Codeless GPS positioning method and apparatus for such codeless positioning
01/14/2003US6507738 Long baseline RTK using a secondary base receiver a non-continuous data link and a wireless internet connectivity
01/14/2003US6507289 Apparatus and method of checking radio altitude reasonableness
01/09/2003WO2003003773A1 Brake drum and method for producing the same
01/09/2003WO2003003615A1 Methods for determining times and changes of times of transmission, radio communications system and processor
01/09/2003WO2003003148A2 Spatial tracking system
01/09/2003WO2003003040A2 Enhanced location methodology for a location system
01/09/2003WO2003002942A1 A method for determining the position and/or orientation of a creature relative to an environment
01/09/2003WO2003002937A1 Self-calibrating position determination system and user interface
01/09/2003WO2002050561A9 Gps receiver tracking system
01/09/2003WO2002046788A3 Method and apparatus for determining an error estimate in a hybrid position determination system
01/09/2003US20030009284 Lost-in-space stellar attitude acquisition using multiple star trackers
01/09/2003US20030009282 Method and apparatus for ultra precise gps-based mapping of seeds or vegetation during planting
01/09/2003US20030009275 Positional data utilizing inter-vehicle communication method and traveling control apparatus
01/09/2003US20030008722 Electronically traceable golf club incorporating a programmable transponder
01/09/2003US20030008671 Method and apparatus for providing local orientation of a GPS capable wireless device
01/09/2003US20030008668 Location determination using RF fingerprinting
01/09/2003US20030008665 Method and apparatus for providing travel instructions and related tracking information to a GPS capable wireless device
01/09/2003US20030008622 System and method for the detection and compensation of radio signal time of arrival errors
01/09/2003US20030007473 Method and apparatus for integrating wireless communication and asset location
01/09/2003US20030006931 System and method for providing accurate location information for wireless or wired remote gaming activities
01/09/2003US20030006900 Self-check for a detector detecting the proximity of a transportation vessel
01/09/2003US20030006889 Positional data utilizing inter-vehicle communication method and traveling control apparatus
01/08/2003EP1273190A1 Voiceband modem for data communications over digital wireless networks
01/08/2003EP1273184A1 Location determination using rf fingerprinting
01/08/2003EP1272869A2 Method and apparatus for using assistance data relating to satellite positioning systems
01/08/2003EP1272868A1 Temporal and spectral spread submarine locator transmitter, and method and installation using same
01/08/2003EP0958530B1 Method and apparatus for satellite positioning system based time measurement
01/08/2003CN1389708A Measuring device, method, programme for correcting measured results and recording medium
01/08/2003CN1098605C Cellular communication network and method for locating mobile stations using hierarchically arranged databases
01/08/2003CN1098485C Method and system for providing location/motion sensitive user interface
01/07/2003US6505122 Method and apparatus for providing accurate position estimates in instances of severe dilution of precision
01/07/2003US6505116 Map display
01/07/2003US6504825 Method and system for locating devices during system administration
01/07/2003US6504610 Method and system for positioning an autonomous mobile unit for docking
01/07/2003US6504503 Peer-to-peer global positioning system
01/03/2003WO2003001699A1 System and method for the detection and compensation of radio signal time of arrival errors
01/03/2003WO2003001687A2 Locating a transmitter using reflectors and refractors
01/03/2003WO2003001686A2 Method and system for calibrating location system
01/03/2003WO2003001684A2 A timing estimation method and apparatus for a location system
01/03/2003WO2003001237A2 Optical 3d position measuring system for simultaneously detecting six degrees of freedom
01/03/2003WO2003001236A2 Method and apparatus for providing accurate position estimates in instances of severe dilution of precision