| Patents for G01S 1 - Beacons or beacon systems transmitting signals having a characteristic or characteristics capable of being detected by non-directional receivers and defining directions, positions, or position lines fixed relatively to the beacon transmitters; Receivers co-operating therewith (15,825) |
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| 03/16/1999 | US5884214 GPS receiver and method for processing GPS signals |
| 03/16/1999 | US5883598 Position location system and method |
| 03/16/1999 | US5883597 Frequency translation method and circuit for use in GPS antenna electronics |
| 03/16/1999 | US5883596 GPS timing receiver using oversampling |
| 03/16/1999 | US5883595 Method and apparatus for mitigating multipath effects and smoothing groundtracks in a GPS receiver |
| 03/16/1999 | US5883594 GPS receiver using a message system for reducing power consumption |
| 03/11/1999 | DE19739102A1 Satellite navigation method |
| 03/10/1999 | EP0900389A1 Method and apparatus for distance measurement |
| 03/04/1999 | WO1998054546A3 Instrument landing system glide path transmitter device |
| 03/04/1999 | WO1998049577A3 Methods for gyro bias estimation using gps |
| 03/04/1999 | DE19839030A1 GPS antenna |
| 03/02/1999 | US5878369 Golf course yardage and information system |
| 03/02/1999 | US5877724 Combined position locating and cellular telephone system with a single shared microprocessor |
| 02/25/1999 | WO1999009650A1 Method and apparatus for acquiring wide-band pseudorandom noise encoded waveforms |
| 02/23/1999 | US5874916 Frequency selective TDOA/FDOA cross-correlation |
| 02/23/1999 | US5874914 GPS receiver utilizing a communication link |
| 02/23/1999 | CA2095367C Passive aircraft monitoring system |
| 02/16/1999 | US5872557 Portable electronic device |
| 02/16/1999 | US5872540 Digital interference suppression system for radio frequency interference cancellation |
| 02/11/1999 | WO1999006850A1 Direct sampling receiver |
| 02/11/1999 | WO1999006798A1 Portable navigation apparatus and navigation method for sportsman |
| 02/10/1999 | EP0895601A1 Improved real-time clock apparatus for fast acquisition of gps signals |
| 02/10/1999 | EP0895600A1 Method and apparatus for covariance matrix estimation in a weighted least-squares location solution |
| 02/10/1999 | EP0895599A2 Spread spectrum receiver with multi-bit correlator |
| 02/09/1999 | US5870426 Grouping of spread spectrum acknowledgement pagers to minimize transmission collisions |
| 02/09/1999 | US5870402 Multiple user digital receiver apparatus and method with time division multiplexing |
| 02/09/1999 | CA2161044C Combined sar monopulse and inverse monopulse weapon guidance |
| 02/04/1999 | WO1998049580A3 Method for determining position, for navigating a motor vehicle in traffic |
| 02/02/1999 | US5867804 Method and system for the control and management of a three dimensional space envelope |
| 02/02/1999 | US5867535 Common transmit module for a programmable digital radio |
| 02/02/1999 | US5867411 Kalman filter ionospheric delay estimator |
| 02/02/1999 | US5867125 Incremental phase and distance measurement through digital phase signature comparison |
| 01/27/1999 | EP0893702A1 Satellite signal acquisition receiver |
| 01/26/1999 | US5864315 Very low power high accuracy time and frequency circuits in GPS based tracking units |
| 01/26/1999 | CA2146360C Method and apparatus for tracking the position and velocity of airborne instrumentation |
| 01/21/1999 | DE19731104A1 Satellite navigation method, especially using Global Satellite Navigation system |
| 01/20/1999 | EP0892277A2 Global navigation satellite system receiver with blanked-PRN code correlation |
| 01/19/1999 | US5862495 Real time position correction to ground generated spacecraft ephemeris |
| 01/19/1999 | US5861841 Compact GPS receiver/processor |
| 01/07/1999 | WO1999000872A1 Digital interference suppression system for radio frequency interference cancellation |
| 12/30/1998 | WO1998059257A1 Highly parallel gps correlator system and method |
| 12/29/1998 | US5854815 Code phase signal multipath compensation |
| 12/29/1998 | US5854605 For receiving a gps satellite signal |
| 12/23/1998 | EP0886148A1 Method and system for real time position determination using satellites, notably of the FPS type |
| 12/23/1998 | EP0885492A1 An improved gps receiver utilizing a communication link |
| 12/23/1998 | EP0664008B1 Method and apparatus for tracking the position and velocity of airborne instrumentation |
| 12/23/1998 | CN1202968A Position determining system |
| 12/22/1998 | US5852412 Differential ground station repeater |
| 12/16/1998 | EP0883968A2 A method and an arrangement relating to telecommunication systems |
| 12/16/1998 | CN1202053A Rapid and precise geolocation of cellular telephones through use of GPS satellite system |
| 12/15/1998 | US5850420 Wideband receiver for the measurement of distance by pseudo-random code signals |
| 12/15/1998 | US5850200 Magnetic crossed-loop antenna |
| 12/15/1998 | US5850196 Tracking device for pets |
| 12/10/1998 | WO1998055833A1 Portable navigation system comprising direction detector, position detector and database |
| 12/10/1998 | DE19825221A1 Position determining device using fibre=optics measuring device |
| 12/10/1998 | CA2307129A1 Portable navigation system comprising direction detector, position detector and database |
| 12/08/1998 | US5848376 GPS receiver powered by interface signals |
| 12/08/1998 | US5847976 Method to determine the position and orientation of a mobile system, especially the line of sight in a helmet visor |
| 12/08/1998 | US5847678 GPS receiver |
| 12/03/1998 | WO1998054546A2 Instrument landing system glide path transmitter device |
| 12/03/1998 | DE19821320A1 Wristwatch with satellite receiver for navigation and time transmission |
| 12/03/1998 | DE19722913A1 Gleitweg-Sendeeinrichtung für das Instrumentenlandesystem ILS Glide path transmitter device for the instrument landing system ILS |
| 12/03/1998 | DE19722907A1 Trackbound vehicle location method in traffic network using satellites |
| 12/03/1998 | DE19721307A1 Locating apparatus for person |
| 12/03/1998 | CA2261668A1 Instrument landing system glide path transmitter device |
| 12/02/1998 | EP0880769A1 System for enhancing navigation and surveillance in low visibility conditions |
| 12/02/1998 | EP0880713A1 Combined gps positioning system and communications system utilizing shared circuitry |
| 12/02/1998 | EP0880712A1 Position determining system |
| 11/25/1998 | EP0880034A2 Seismic surveying |
| 11/25/1998 | EP0880031A1 Satellite Navigation System |
| 11/25/1998 | EP0879422A1 Signal processing system |
| 11/24/1998 | US5841399 Fault detection and exclusion used in a global positioning system GPS receiver |
| 11/24/1998 | US5841396 To calibrate a local oscillator in a mobile gps receiver |
| 11/18/1998 | CN1199469A Receiver for determining position using satellite networks |
| 11/18/1998 | CN1199468A Combined GPS positioning system and communication system utilizing shared circuitry |
| 11/17/1998 | US5838562 System and a method for enabling a vehicle to track a preset path |
| 11/17/1998 | US5838276 Microwave energy implemented aircraft landing system |
| 11/10/1998 | US5835061 Method and apparatus for geographic-based communications service |
| 11/05/1998 | WO1998049580A2 Method for determining position, for navigating a motor vehicle in traffic |
| 11/05/1998 | WO1998049577A2 Methods for gyro bias estimation using gps |
| 11/05/1998 | DE19717829A1 Verfahren zur Positionsbestimmung zum Zwecke der Navigation eines Kraftfahrzeugs im Straßenverkehr Method for determining the position for the purpose of navigation of a motor vehicle on the road |
| 11/04/1998 | EP0875769A2 Display control device and method for use in vehicle navigation apparatus |
| 11/03/1998 | US5832375 Superheterodyne radio receiver |
| 11/03/1998 | US5832247 PCI card for receiving a GPS signal |
| 11/03/1998 | US5831577 GPS/radio antenna combination |
| 11/03/1998 | US5831576 Integrity monitoring of location and velocity coordinates from differential satellite positioning systems signals |
| 11/03/1998 | US5831574 Method and apparatus for determining the location of an object which may have an obstructed view of the sky |
| 11/03/1998 | US5831572 Method and apparatus for measuring satellite attitude using GPS |
| 11/03/1998 | US5831571 Radar |
| 10/29/1998 | WO1998048295A1 Increased jamming immunity by optimizing processing gain for gps/ins systems |
| 10/29/1998 | WO1998048294A1 A cellular positioning system that compensates for received signal delays in positioning radio receivers |
| 10/29/1998 | DE19714600A1 Ortungsvorrichtung für Fahrzeuge Locating apparatus for vehicles |
| 10/29/1998 | CA2288091A1 A cellular positioning system that compensates for received signal delays in positioning radio receivers |
| 10/28/1998 | EP0874344A2 Method for receiving information by a mobile receiver in a motorcar, comprising a navigation means |
| 10/28/1998 | EP0874248A2 Rapid and precise geolocation of cellular telephones through the use of the GPS satellite system |
| 10/27/1998 | US5828694 Determination of multipath tracking error |
| 10/27/1998 | US5828336 Robust real-time wide-area differential GPS navigation |
| 10/22/1998 | WO1998047019A1 Method and apparatus for mobile emitter location |
| 10/22/1998 | WO1998047017A1 Predictive approach integrity |
| 10/22/1998 | DE19714985A1 Verfahren zur Überprüfung der Zuverlässigkeit von nominellen Positionsbestimmungen Procedures to verify the reliability of nominal position determinations |