Patents
Sitemap › G01 - Measuring; Testing › G01S - Radio direction-finding; Radio navigation; Determining distance or velocity by use of radio waves; Locating or presence-detecting by use of the reflection or reradiation of radio waves; Analogous arrangements using other waves › 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
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)
03/1996
03/21/1996WO1996008877A2 Hitless ultra small aperture terminal satellite communication network
03/20/1996CN2222927Y Radar for vehicle
03/14/1996WO1996007928A1 Time-of-flight radio location system
03/13/1996EP0700525A1 Cellular telephone location system
03/12/1996US5499266 Low-power frequency-hopped spread spectrum acknowledgement paging system
03/05/1996US5496003 System for transmission of information between the ground and moving objects, in particular in ground-train communications
02/1996
02/29/1996WO1996006363A1 A plurality of gps receivers for elimination of multipath
02/27/1996US5495499 Pseudorandom noise ranging receiver which compensates for multipath distortion by dynamically adjusting the time delay spacing between early and late correlators
02/22/1996WO1996005562A1 Satellite based collision avoidance system
02/20/1996US5493588 Multipath compensation for code phase signals
02/20/1996US5493499 Method for determining the deviations of the actual position of a track section
02/15/1996WO1996004730A1 Hitless ultra small aperture terminal satellite communication network
02/08/1996WO1996003689A1 Spread spectrum localizers
02/08/1996DE4426292A1 Electronic levying method for road use charges
02/06/1996US5490200 System and method for remotely tripping a switch
02/06/1996US5489898 Task completion confirmation system for vehicles
02/06/1996CA2029247C Apparatus for and method of monitoring a navigation system
02/01/1996WO1995034850A3 Assured-integrity monitored-extrapolation navigation apparatus
01/1996
01/30/1996US5488662 System and method for identifying an arrival time of a communicated signal
01/30/1996US5488630 System for acquiring and compressing pulse trains
01/30/1996US5488589 Neural network based three dimensional ocean modeler
01/30/1996US5488378 Method and apparatus for determining positions on the earth corresponding to an observed rate of change of satellite range
01/25/1996WO1996002092A1 A method for rapid signal acquisition in a satellite communications system
01/23/1996US5486834 Global orbiting navigation satellite system receiver
01/18/1996DE4424412A1 Radio telecommunication system with satellite navigation for both mobile telephony and VHF radio reception
01/17/1996EP0692775A1 Vehicle to roadside communication system for determining equipment problems
01/16/1996US5485301 Optical communications
01/11/1996DE4423369A1 Positioning, orienting and navigating of persons and/or vehicles over earth terrain
01/09/1996US5483245 ILS signal analysis device and method
01/09/1996CA2024173C Thermal beacon assembly
01/03/1996EP0690314A1 System for obtaining a velocity of a moving object from a speed sensor with adjustment of a speed conversion coefficient
12/1995
12/26/1995US5479351 Time-keeping system and method for synchronizing independent recordings of a live performance in post-recording editing
12/21/1995WO1995034850A2 Assured-integrity monitored-extrapolation navigation apparatus
12/20/1995CN1113619A Method and device for processing a signal
12/12/1995US5475393 Precision landing system
12/05/1995US5473331 Combined SAR monopulse and inverse monopulse weapon guidance
11/1995
11/28/1995US5471217 Method and apparatus for smoothing code measurements in a global positioning system receiver
11/28/1995US5470233 System and method for tracking a pedestrian
11/21/1995US5469409 Method for clock calibration in a position determination system
11/09/1995WO1995030287A1 Global positioning system (gps) receiver for recovery and tracking of signals modulated with p-code
11/02/1995EP0679976A2 Integrated vehicle positioning and navigation system, apparatus and method
11/02/1995EP0679975A2 Integrated vehicle positioning and navigation system, apparatus and method
11/02/1995EP0679974A2 Integrated vehicle positioning and navigation system, apparatus and method
11/02/1995EP0679973A2 Integrated vehicle positioning and navigations system, apparatus and method
11/02/1995EP0679904A2 Integrated vehicle positioning and navigation system, apparatus and method
11/02/1995EP0679903A2 Integrated vehicle positioning and navigation system, apparatus and method
11/02/1995EP0679902A2 Method of selection of signals of navigation satellites
11/02/1995EP0679901A2 Position estimation using satellite range rate measurements
10/1995
10/31/1995US5463598 Man overboard alert and locating system
10/26/1995WO1995028776A1 Stock locator system using gps translator
10/24/1995US5461473 Transmitter and receiver units for spatial position measurement system
10/24/1995US5461388 Dual GPS timer apparatus and method
10/17/1995US5459763 Navigation message receiver for global positioning system
10/17/1995US5459473 GPS receiver
10/17/1995US5459469 Air traffic surveillance and communication system
10/10/1995US5457708 Method and apparatus for signal modulation and detection
10/10/1995US5457460 Embedded threat data recorder
10/05/1995WO1995026511A1 Vehicle-mounted transponder
10/05/1995DE4410896A1 Fahrzeuggerät für Transponderbetrieb Vehicle device for transponder operation
10/04/1995EP0675563A2 Feeding method and device, particularly for a Doppler VOR system, modulator suitable for the same and Doppler VOR system
10/03/1995US5454720 Method for elimination of ambiguous solutions in a hyperbolic positioning system
09/1995
09/26/1995US5453686 Pulsed-DC position and orientation measurement system
09/20/1995EP0672918A2 Optoelectronic control system
09/14/1995WO1995024656A1 Method and apparatus for digital processing in a global positioning system receiver
09/13/1995EP0671634A2 Control target surveillance system
09/12/1995US5450448 Removal of signal errors for differential satellite positioning systems
09/12/1995US5450344 GPS receivers with data ports for the uploading and downloading of absolute position information
09/12/1995US5450064 For use in an emergency alarm system
09/05/1995US5448773 Long life portable global position system receiver
09/05/1995US5448768 Aircraft data communication employing existing voice channels
08/1995
08/29/1995US5446701 Object locator system
08/29/1995US5446468 Launcher tube deployed marker beacon including settlement atop foliage feature
08/29/1995US5446467 Tech-track
08/29/1995US5446466 Radio beacon phase modulator
08/15/1995US5442592 Ultrasonic distance meter
08/15/1995US5442356 Airborne system for operation in conjunction with a marker beacon
08/10/1995WO1995021388A1 Air traffic surveillance and communication system
08/10/1995CA2182562A1 Air traffic surveillance and communication system
08/09/1995CN1106596A Electronic mapped GPS receiver
08/08/1995US5440491 Pseudo GPS signal transmitting system in a base station
08/01/1995US5438517 Vehicle position determination system and method
07/1995
07/26/1995EP0664574A1 Error compensating device for an antenna with electronic scanning
07/26/1995EP0664462A2 Acoustic beacon
07/26/1995EP0664008A1 Method and apparatus for tracking the position and velocity of airborne instrumentation
07/25/1995US5436632 Integrity monitoring of differential satellite positioning system signals
07/20/1995WO1995015064A3 Low-power frequency-hopped spread spectrum acknowledgement paging system
07/18/1995US5434574 System for detecting an altitude of a vehicle dependent on a global positioning system
07/18/1995US5434570 Wide-angle multiple-doppler radar network
07/05/1995EP0661553A2 Method for determining positions on the earth corresponding to an observed rate of change of satellite range
07/04/1995US5430759 Low-power frequency-hopped spread spectrum reverse paging system
07/04/1995US5430657 Method and apparatus for predicting the position of a satellite in a satellite based navigation system
07/04/1995US5430455 Microwave location system
06/1995
06/22/1995DE4432736A1 Goods loading position determining system using satellite navigation system
06/21/1995CN1029036C Passive aircraft monitoring system
06/13/1995US5424747 Process and system for determining the position and orientation of a vehicle, and applications
06/08/1995WO1995015501A1 Wide-angle multiple-doppler radar network
06/06/1995US5422813 No-outage GPS/commercial RF positioning system
06/01/1995WO1995015064A2 Low-power frequency-hopped spread spectrum acknowledgement paging system
06/01/1995WO1995014982A1 Beacon transmitter with activation zone
06/01/1995WO1995014937A1 Pseudorandom noise ranging receiver which compensates for multipath distortion by making use of multiple correlator time delay spacing
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