Patents for G01S 19 - Satellite radio beacon positioning systems; Determining position, velocity or attitude using signals transmitted by such systems (34,425) |
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02/04/2003 | US6515624 Method of determining the location of a high frequency emitter |
02/04/2003 | US6515621 Navigation apparatus |
02/04/2003 | US6515620 Method and system for processing positioning signals in a geometric mode |
02/04/2003 | US6515618 Fault detection and exclusion in a positioning system receiver |
02/04/2003 | US6515557 Isolating signal divider/combiner and method of combining signals of first and second frequencies |
02/04/2003 | US6513532 Diet and activity-monitoring device |
01/30/2003 | WO2003009613A1 Improved method for estimating tdoa and fdoa in a wireless location system |
01/30/2003 | WO2003009612A1 Monitoring of call information in a wireless location system |
01/30/2003 | WO2003009255A1 Surveillance and collision avoidance system and method |
01/30/2003 | WO2003008994A2 Apparatus, method, and system of transferring correction information |
01/30/2003 | WO2003008993A2 Tracker architecture for gps systems |
01/30/2003 | WO2002073231A9 Server-assisted position determination in a radio network |
01/30/2003 | WO2002041545A3 Wireless clock synchronization |
01/30/2003 | US20030023379 Method and apparatus for generating and distributing satellite tracking information in a compact format |
01/30/2003 | US20030023377 GPS traveling control systems and the method of the same |
01/30/2003 | US20030023325 Failure measure outputting method, output system, and output device |
01/30/2003 | US20030022676 Location management method and apparatus |
01/30/2003 | US20030022673 Location determination through syndrome analysis |
01/30/2003 | US20030020638 Method and apparatus for identifyng waypoints and providing keyless remote entry in a handheld locator device |
01/30/2003 | US20030020623 Group notification system and method for implementing and indicating the proximity of individuals or groups to other individuals or groups |
01/29/2003 | EP1280119A1 Location management method and apparatus |
01/29/2003 | EP1279312A2 Calibration of positioning systems |
01/29/2003 | EP1279254A1 Mobile data device and method of locating mobile data device |
01/29/2003 | EP1279047A2 Midair collision avoidance system |
01/29/2003 | EP1279003A1 Position determination method and navigation device |
01/29/2003 | EP0804743B1 Global space radio navigation and radiolocation system, beacon, and receiver used in said system |
01/28/2003 | US6512975 Traffic information service (TIS) uplink own aircraft heading correction |
01/28/2003 | US6512928 Slow hopping data transmitter |
01/28/2003 | US6512481 Communication system using geographic position data |
01/28/2003 | US6512478 Location position system for relay assisted tracking |
01/28/2003 | US6512465 Vehicle tracker including stationary time determination and associated methods |
01/28/2003 | CA2232412C Receiver for determining a position on the basis of satellite networks |
01/23/2003 | WO2003007488A2 Interference rejection gps antenna system |
01/23/2003 | WO2003007270A1 Method for locating construcion machine, position plotting system, and construction machine |
01/23/2003 | WO2002068908A8 Attitude measurement using a single gps receiver with two closelyspaced antennas |
01/23/2003 | WO2002010791A9 Physical object location apparatus and method and a platform using the same |
01/23/2003 | US20030018428 Vehicle information system |
01/23/2003 | US20030017833 System and method for providing auxiliary reception in a wireless communications system |
01/23/2003 | US20030017832 Method for estimating TDOA and FDOA in a wireless location system |
01/23/2003 | US20030016210 Three dimensional interactive system |
01/23/2003 | US20030016174 System and method for interference cancellation in a location calculation, for use in a wireless location system |
01/23/2003 | US20030016171 Method and apparatus for determining position |
01/23/2003 | US20030016170 Method and system for processing positioning signals in a geometric mode |
01/23/2003 | US20030016169 Method and system for determining carrier frequency offsets for positiong singals |
01/23/2003 | US20030016168 Method and system for processing positioning signals in a stand-alone mode |
01/23/2003 | US20030016167 Method and apparatus for estimating GPS time |
01/23/2003 | US20030016159 Formation surveillance and collision avoidance |
01/23/2003 | US20030016158 Integrated surveillance display |
01/23/2003 | US20030016146 Enhanced vehicle hazard warning and safety features integrated with an onboard navigation system |
01/23/2003 | US20030016120 Cordless identification security system and method |
01/23/2003 | US20030016006 Method and apparatus for electromagnetic position and orientation tracking with distortion compensation employing modulated signal |
01/22/2003 | EP1278339A1 Method and apparatus for communicating data from a first to a second data network |
01/22/2003 | EP1277286A2 Personal communications device with gps receiver and comon clock source |
01/22/2003 | CN1393115A Method and apparatus for broadcasting location data in wireless communication system |
01/22/2003 | CN1392471A Automobile protective maintenance service system |
01/21/2003 | US6510401 Method of authenticating beacon |
01/21/2003 | US6510387 Correction of a pseudo-range model from a GPS almanac |
01/21/2003 | US6510381 Vehicle mounted device and a method for transmitting vehicle position data to a network-based server |
01/21/2003 | US6510380 Security and tracking system |
01/21/2003 | US6509871 Partially coherent beamformer for sparse, irregular arrays |
01/21/2003 | US6509870 Software-compensated crystal oscillator |
01/21/2003 | US6509869 GPS receiver |
01/21/2003 | US6509868 Vehicle tracker with user notifications and associated methods |
01/21/2003 | US6509867 Article tracking device |
01/21/2003 | US6508316 Apparatus to measure the earth's local gravity and magnetic field in conjunction with global positioning attitude determination |
01/21/2003 | CA2245290C Telecommunications-assisted satellite positioning system |
01/16/2003 | WO2003005750A1 Quality based location method and system |
01/16/2003 | WO2003005743A1 System and method for providing accurate location information for wireless or wired remote gaming activities |
01/16/2003 | WO2003005280A1 Method and apparatus for providing travel instructions and related tracking information to a gps capable wireless device |
01/16/2003 | WO2003005056A2 System and method for a gps enabled antenna |
01/16/2003 | WO2003005055A1 Gps receiver and method for determining position of a wireless terminal |
01/16/2003 | WO2003003807A2 Method and apparatus for computing signal correlation at multiple resolutions |
01/16/2003 | US20030014188 Method and apparatus for distributing satellite tracking information |
01/16/2003 | US20030014187 Vehicle navigation network, apparatus and method for use in a mobile telecommunication system |
01/16/2003 | US20030014186 Apparatus, system, and method for determining a user position and progress along a path |
01/16/2003 | US20030014182 Interferometric speed prediction |
01/16/2003 | US20030013463 Smart all-purpose expert management system |
01/16/2003 | US20030013462 Position information notifying system and method |
01/16/2003 | US20030013458 Information retrieval method and relay center |
01/16/2003 | US20030013449 Monitoring boundary crossings in a wireless network |
01/16/2003 | US20030011514 Interference rejection GPS antenna system |
01/16/2003 | US20030011512 Location services system that reduces auto-correlation or cross-correlation in weak signals |
01/16/2003 | US20030011511 Method and apparatus for assisted GPS |
01/16/2003 | US20030011478 Battery with integrated tracking device |
01/16/2003 | US20030011477 Processor-based positioning system |
01/15/2003 | EP1276064A2 All-purpose expert management system |
01/15/2003 | EP1275975A2 Quadrature multi-frequency ranging (OMFR) applied to GPS multipath mitigation |
01/15/2003 | EP1275259A1 Providing time synchronization to a gps locator |
01/15/2003 | EP1275209A1 Modified transmission method for improving accuracy for e-911 calls |
01/15/2003 | EP1157282B1 Sensor system |
01/15/2003 | EP1118014B1 Position location in memory limited environment |
01/15/2003 | EP0986735B1 Portable navigation system comprising direction detector, position detector and database |
01/15/2003 | CN1391687A Method and system for real-time distributed navigation system |
01/15/2003 | CN1391654A Method and apparatus for increasing sensitivity of global positioning satellite receiver |
01/15/2003 | CN1391110A Radio signal receiver with device for calibrating multi-way signal effect and method for starting receiver |
01/15/2003 | CN1099039C Codeless GPS positioning method and apparatus for such codeless positioning |
01/14/2003 | US6507785 Method and system for detecting and correcting off route navigation for server based route guidance systems |
01/14/2003 | US6507738 Long baseline RTK using a secondary base receiver a non-continuous data link and a wireless internet connectivity |
01/14/2003 | US6507289 Apparatus and method of checking radio altitude reasonableness |
01/09/2003 | WO2003003603A1 Multipath discriminator module for a navigation system |