Patents for G01S 19 - Satellite radio beacon positioning systems; Determining position, velocity or attitude using signals transmitted by such systems (34,425)
02/2003
02/04/2003US6515624 Method of determining the location of a high frequency emitter
02/04/2003US6515621 Navigation apparatus
02/04/2003US6515620 Method and system for processing positioning signals in a geometric mode
02/04/2003US6515618 Fault detection and exclusion in a positioning system receiver
02/04/2003US6515557 Isolating signal divider/combiner and method of combining signals of first and second frequencies
02/04/2003US6513532 Diet and activity-monitoring device
01/2003
01/30/2003WO2003009613A1 Improved method for estimating tdoa and fdoa in a wireless location system
01/30/2003WO2003009612A1 Monitoring of call information in a wireless location system
01/30/2003WO2003009255A1 Surveillance and collision avoidance system and method
01/30/2003WO2003008994A2 Apparatus, method, and system of transferring correction information
01/30/2003WO2003008993A2 Tracker architecture for gps systems
01/30/2003WO2002073231A9 Server-assisted position determination in a radio network
01/30/2003WO2002041545A3 Wireless clock synchronization
01/30/2003US20030023379 Method and apparatus for generating and distributing satellite tracking information in a compact format
01/30/2003US20030023377 GPS traveling control systems and the method of the same
01/30/2003US20030023325 Failure measure outputting method, output system, and output device
01/30/2003US20030022676 Location management method and apparatus
01/30/2003US20030022673 Location determination through syndrome analysis
01/30/2003US20030020638 Method and apparatus for identifyng waypoints and providing keyless remote entry in a handheld locator device
01/30/2003US20030020623 Group notification system and method for implementing and indicating the proximity of individuals or groups to other individuals or groups
01/29/2003EP1280119A1 Location management method and apparatus
01/29/2003EP1279312A2 Calibration of positioning systems
01/29/2003EP1279254A1 Mobile data device and method of locating mobile data device
01/29/2003EP1279047A2 Midair collision avoidance system
01/29/2003EP1279003A1 Position determination method and navigation device
01/29/2003EP0804743B1 Global space radio navigation and radiolocation system, beacon, and receiver used in said system
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
01/28/2003US6512478 Location position system for relay assisted tracking
01/28/2003US6512465 Vehicle tracker including stationary time determination and associated methods
01/28/2003CA2232412C Receiver for determining a position on the basis of satellite networks
01/23/2003WO2003007488A2 Interference rejection gps antenna system
01/23/2003WO2003007270A1 Method for locating construcion machine, position plotting system, and construction machine
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
01/23/2003US20030018428 Vehicle information system
01/23/2003US20030017833 System and method for providing auxiliary reception in a wireless communications system
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
01/23/2003US20030016171 Method and apparatus for determining position
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
01/23/2003US20030016159 Formation surveillance and collision avoidance
01/23/2003US20030016158 Integrated surveillance display
01/23/2003US20030016146 Enhanced vehicle hazard warning and safety features integrated with an onboard navigation system
01/23/2003US20030016120 Cordless identification security system and method
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
01/22/2003EP1277286A2 Personal communications device with gps receiver and comon clock source
01/22/2003CN1393115A Method and apparatus for broadcasting location data in wireless communication system
01/22/2003CN1392471A Automobile protective maintenance service system
01/21/2003US6510401 Method of authenticating beacon
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
01/21/2003US6509871 Partially coherent beamformer for sparse, irregular arrays
01/21/2003US6509870 Software-compensated crystal oscillator
01/21/2003US6509869 GPS receiver
01/21/2003US6509868 Vehicle tracker with user notifications and associated methods
01/21/2003US6509867 Article tracking device
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
01/16/2003WO2003005743A1 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
01/16/2003WO2003005056A2 System and method for a gps enabled antenna
01/16/2003WO2003005055A1 Gps receiver and method for determining position of a wireless terminal
01/16/2003WO2003003807A2 Method and apparatus for computing signal correlation at multiple resolutions
01/16/2003US20030014188 Method and apparatus for distributing satellite tracking information
01/16/2003US20030014187 Vehicle navigation network, apparatus and method for use in a mobile telecommunication system
01/16/2003US20030014186 Apparatus, system, and method for determining a user position and progress along a path
01/16/2003US20030014182 Interferometric speed prediction
01/16/2003US20030013463 Smart all-purpose expert management system
01/16/2003US20030013462 Position information notifying system and method
01/16/2003US20030013458 Information retrieval method and relay center
01/16/2003US20030013449 Monitoring boundary crossings in a wireless network
01/16/2003US20030011514 Interference rejection GPS antenna system
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
01/15/2003EP1276064A2 All-purpose expert management system
01/15/2003EP1275975A2 Quadrature multi-frequency ranging (OMFR) applied to GPS multipath mitigation
01/15/2003EP1275259A1 Providing time synchronization to a gps locator
01/15/2003EP1275209A1 Modified transmission method for improving accuracy for e-911 calls
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
01/15/2003CN1391687A Method and system for real-time distributed navigation system
01/15/2003CN1391654A Method and apparatus for increasing sensitivity of global positioning satellite receiver
01/15/2003CN1391110A Radio signal receiver with device for calibrating multi-way signal effect and method for starting receiver
01/15/2003CN1099039C Codeless GPS positioning method and apparatus for such codeless positioning
01/14/2003US6507785 Method and system for detecting and correcting off route navigation for server based route guidance systems
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
01/09/2003WO2003003603A1 Multipath discriminator module for a navigation system