| 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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| 05/17/1993 | EP0592436A4 Airport control/management system. |
| 05/13/1993 | WO1993009446A1 System for determining the position of mobile objects |
| 04/27/1993 | US5206654 Passive aircraft monitoring system |
| 04/13/1993 | US5203030 Satellite transmission capturing method for gps receiver |
| 04/13/1993 | US5202694 P-code generation |
| 04/13/1993 | US5202693 GPS signal processing with 5-level carrier injection demodulation function using dual 3-level single sideband mixers |
| 04/13/1993 | US5202692 Millimeter wave imaging sensors, sources and systems |
| 04/13/1993 | CA1316239C Low elevation guidance system |
| 04/06/1993 | US5200902 Airport control/management system |
| 04/06/1993 | US5200748 Path guidance indication apparatus for vehicles or craft |
| 04/06/1993 | CA1315862C Microwave landing system with fail-soft switching of dual transmitters, beam steering and sector analysis |
| 03/18/1993 | WO1993005588A1 Improvement in p code generation |
| 03/18/1993 | DE4130046A1 Correlator for determining signal propagation time in receiver - obtains reference from digitised and stored input for switching to HF stage alternating with antenna connection. |
| 03/16/1993 | US5194871 System for simultaneously deriving position information from a plurality of satellite transmissions |
| 03/13/1993 | WO1993005407A1 Gps receiver |
| 03/13/1993 | CA2096019A1 Gps receiver |
| 03/10/1993 | EP0531198A1 Method to avoid collision between vehicles and on-board optical assembly for carrying out this method |
| 03/09/1993 | US5193215 Location signalling device for automatically placing a radio distress call |
| 03/03/1993 | EP0529581A1 Locating system by ultrahigh frequency electromagnetic waves |
| 03/02/1993 | CA1314087C Follow-up system for moving bodies |
| 02/25/1993 | DE4213516C1 Signalling equipment for motor vehicle - includes IR light sensor receiving pulse modulated signals from front of vehicle to warn of possible dangerous situations |
| 02/24/1993 | EP0513349A4 Method and device for radio-navigational determinations using artificial earth-satellites |
| 02/09/1993 | US5185761 Gps receiver |
| 02/03/1993 | EP0526040A2 Two channel global positioning system receiver |
| 02/03/1993 | CN1068693A Radio goniometric and remote tracing device for camera shooting |
| 02/03/1993 | CN1068660A Method for determining deviations of actual position of track section |
| 01/27/1993 | EP0524327A1 Method for Monitoring and Controlling a Transmitting Station for a Position Locating System, particularly for the Microwave Landing System, and Transmitting Station for carrying out such method |
| 01/21/1993 | WO1993001576A1 A position indicating system |
| 01/21/1993 | CA2073722A1 Transmitting station for a position locating system, particularly for the microwave landing system, and methods for monitoring and controlling such a transmitting station |
| 01/20/1993 | EP0523938A1 A radio receiver |
| 01/14/1993 | DE4222333A1 Verfahren zum ermitteln der abweichungen der ist-lage eines gleisabschnittes A method for determine the deviations of the position-is a track section |
| 01/13/1993 | EP0522860A1 GPS navigation system using PDOP accuracy evaluation |
| 01/13/1993 | CA2070792A1 Method for determining the deviations of the actual position of a track section |
| 01/12/1993 | US5179573 Amplitude measurement of received pseudonoise sequence using digital correlation |
| 01/05/1993 | US5177491 Navigation receiver with beam asymmetry immunity |
| 01/05/1993 | US5177490 Gps satellite signal tracking system for gps receivers |
| 12/29/1992 | US5175557 Two channel global positioning system receiver |
| 12/24/1992 | DE4133392C1 Determining progress of mining material spreader - receiving signals from at least four satellites at end of tipping arm and at vehicle base and calculating actual geodetic positions and height of material tip |
| 12/15/1992 | US5172124 Method and device to measure the integrity of a transmission |
| 12/02/1992 | EP0516265A1 Improvements in or relating to aircraft landing systems |
| 12/01/1992 | US5168478 Time standard assembly with upset protection and recovery means |
| 11/24/1992 | US5166682 Ground proximity warning instrument utilizing glideslope modulation of excessive descent rate envelope |
| 11/24/1992 | CA1310725C Propagation time detecting system with use of detected phase difference of transmitted and received subcarrier |
| 11/19/1992 | EP0513349A1 Method and device for radio-navigational determinations using artificial earth-satellites |
| 11/19/1992 | EP0513318A1 Capillary attraction magnetic head and method of making. |
| 11/10/1992 | CA2063657A1 Relating to aircraft landing systems |
| 11/05/1992 | DE4114058A1 Multichannel receiver for spread-spectrum signal - provides correlation of scanning values with code simulated in code control circuit |
| 11/04/1992 | EP0511741A1 Enhanced L1/L2 code channel for global positioning system receivers |
| 10/28/1992 | EP0511103A1 Information transmitting system between ground and mobil stations, especially in ground-train communications |
| 10/27/1992 | CA1309478C Techniques for determining orbital data |
| 10/25/1992 | WO1992019483A1 System for transmitting data between the ground and moving vehicles, particularly in ground/train communication |
| 10/25/1992 | CA2108755A1 System for transmitting data between the ground and moving vehicles, particularly in ground/train communication |
| 10/21/1992 | EP0509822A2 Image pickup system with an image pickup device for control |
| 10/20/1992 | US5157695 Variable pulse rate circuit |
| 10/20/1992 | US5157408 Low probability of interception relative position determination system |
| 10/20/1992 | US5157405 Hunting arrow tracking system |
| 10/14/1992 | EP0508621A1 Global positioning system receiver digital processing technique |
| 10/13/1992 | US5155491 Satellite radio signal tracking method for gps receivers |
| 10/06/1992 | US5153599 Clock test apparatus for electronic device |
| 10/06/1992 | US5153598 Global Positioning System telecommand link |
| 10/06/1992 | US5153587 Monitor for instrument landing system |
| 09/23/1992 | EP0504513A1 Vehicle locating system with LORAN-C |
| 09/17/1992 | WO1992015976A1 Improved ground proximity warning instrument utilizing glideslope modulation of excessive descent rate envelope |
| 09/17/1992 | WO1992015839A1 Apparatus and method for measuring deviation of a reference point from a datum |
| 09/16/1992 | EP0504024A1 Multi-sensor navigation calculator with a modular Kalman filter |
| 09/13/1992 | CA2061399A1 Scanning electromagnetic beam systems |
| 09/02/1992 | EP0501829A1 System and method for a digital navigation satellite receiver |
| 09/02/1992 | EP0501828A1 Method and system for a multi channel and search global position signal processor |
| 09/01/1992 | US5144323 Protected switch for emergency location system |
| 09/01/1992 | US5144318 Apparatus and method for navigating vehicle using GPS |
| 08/25/1992 | US5142287 Technique for demodulating and decoding mls dpsk transmissions using a digital signal processor |
| 08/25/1992 | US5142281 Vehicle mounting apparatus of an automatic vehicle location system |
| 08/12/1992 | EP0498199A2 Satellite signal receiver with automatic time of day information |
| 07/29/1992 | EP0496354A2 Spread spectrum signal receiving apparatus |
| 07/28/1992 | US5134416 Scanning antenna having multipath resistance |
| 07/28/1992 | US5134407 Global positioning system receiver digital processing technique |
| 07/21/1992 | US5132692 Method and means for switchover from primary equipment to standby equipment in a microwave landing system |
| 07/21/1992 | US5132546 Object distance measurement with improved resolution through image centroid determination |
| 07/16/1992 | DE4101156A1 Position location and tracking of objects - using pulsed outputs from infrared transmitters detected by image processing system |
| 07/14/1992 | US5130716 Apparatus for and method of monitoring a navigation system |
| 07/14/1992 | US5130543 Direction sensitive energy detecting apparatus |
| 07/07/1992 | US5128873 Aircraft rendezvous using low data rate two-way TACAN bearing information |
| 07/02/1992 | DE4142403A1 Vehicle navigation system using global positioning system - switches signals received from antennas positioned at front and rear of vehicle to compensate for signal fading |
| 06/25/1992 | WO1992010832A1 Capillary attraction magnetic head and method of making |
| 06/11/1992 | WO1992009902A1 Marine buoy transmitter |
| 06/11/1992 | DE4037741A1 Quasi-coherent synchronisation of two different frequencies - measuring sinusoidal signal frequency and comparing with reference frequency related to both input frequencies |
| 06/09/1992 | CA1303152C Phase demodulation device and its use in an mls |
| 06/03/1992 | EP0488739A1 Multi-channel digital receiver for global positioning system |
| 06/02/1992 | US5119103 Method of steering the gain of a multiple antenna global positioning system receiver |
| 06/02/1992 | US5119102 Vehicle location system |
| 06/02/1992 | US5119101 Method of and apparatus for obtaining vehicle heading information |
| 06/02/1992 | US5117766 Personnel marker |
| 06/02/1992 | CA1302567C Apparatus and method for locating a vehicle in a working area and for the on-board measuring of parameters indicative of vehicle performance |
| 05/30/1992 | WO1992009943A1 Solid state current controlled interruption system |
| 05/19/1992 | US5115454 Method and apparatus for carrier synchronization and data detection |
| 05/13/1992 | EP0484898A2 Apparatus and method for determining the relative orientation of vehicles in traffic |
| 05/05/1992 | US5111208 Calibration of plural - channel system |
| 05/05/1992 | US5110202 Spatial positioning and measurement system |
| 04/28/1992 | US5108334 Dual down conversion GPS receiver with single local oscillator |
| 04/14/1992 | US5105196 Loran-C alignment method |