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)
11/1996
11/12/1996US5574467 Doppler positioning using non-planar movement of transmitting source and receiving source
11/06/1996CN1135265A Assured-integrity Monitored-extrapotion navigation apparatus
10/1996
10/30/1996EP0543954B1 Spatial positioning system
10/29/1996US5570099 TDOA/FDOA technique for locating a transmitter
10/29/1996US5570096 Method and system for tracking satellites to locate unknown transmitting accurately
10/23/1996CN1133974A Microwave remote-sensing imaging instrument for takeoff and landing of aircraft
10/16/1996EP0737868A1 Delay locked loop for use in a GPS receiver
10/12/1996CA2173791A1 Delay locked loop for use in a gps signal receiver
10/08/1996US5564098 Ultra low-power integrated circuit for pseudo-baseband down-conversion of GPS RF signals
10/08/1996US5563917 Compensation for multipath errors and ionospheric delays in differential satellite positioning systems
10/08/1996US5563612 Frequency multiplier circuitry for radio beacons
10/08/1996US5563608 Position measuring system and method therefor
10/03/1996WO1996030771A2 Narrow field electromagnetic sensor system and method
10/02/1996EP0735380A1 A system for the radiolocation and radionavigation of mobile means
10/01/1996CA2172899A1 System for the radiolocation and radionavigation of mobile means
09/1996
09/25/1996EP0733916A2 Portable search apparatus
09/25/1996EP0733912A2 Object location system
09/25/1996EP0591497B1 Method and system for determining the position and direction of a moving object and applications thereof
09/25/1996CN1131884A Radio paging system
09/21/1996CA2169798A1 Localized high-accuracy railcar tracking system with a low-power time-difference technique
09/19/1996WO1996028901A1 Paging/messaging system using gps satellites
09/19/1996WO1996028747A1 Doppler positioning using non-planar movement of source
09/19/1996WO1996028746A1 Method and device for analysing radio navigation signals
09/19/1996CA2217181A1 Method and device for analysing radio navigation signals
09/18/1996EP0732596A2 Codeless GPS positioning method and apparatus for such codeless positioning
09/18/1996EP0731922A1 Wide-angle multiple-doppler radar network
09/17/1996US5557583 Transducer to generate phase-encoded wavefields
09/17/1996US5557524 GPS/GLONASS travel recorder
09/17/1996US5557284 Spoofing detection system for a satellite positioning system
09/12/1996WO1996027822A1 Synchronization system for a shared channel communication system
09/11/1996EP0730808A1 Low-power frequency-hopped spread spectrum acknowledgement paging system
09/11/1996EP0730772A1 Beacon transmitter with activation zone
09/10/1996US5555503 System and method for providing accurate vehicle positioning using spatial bias techniques
09/06/1996WO1996027139A1 Method and apparatus for digital processing in a global positioning system receiver
09/03/1996US5552794 To determine coordinates of a geographical location on the earth
08/1996
08/29/1996WO1996026591A1 Chirped spread spectrum positioning system
08/29/1996WO1996026579A1 Novel cellular positioning system (cps)
08/29/1996DE19506221A1 Two-frequency transmission appts. for instrument landing installation
08/22/1996WO1996025673A1 Differential ranging for a frequency-hopped remote position determination system
08/20/1996US5548562 Method for synchronization of systems for seismic surveys, together with applications of the method
08/20/1996US5548515 Method and system for airport control and management
08/14/1996EP0513318B1 Capillary attraction magnetic head and method of making
08/13/1996US5546422 Method of transmitting low-power frequency hopped spread spectrum data
08/13/1996US5546092 GPS receiver
08/06/1996US5543803 Method of determining a correct value for signals
08/06/1996US5543802 Position/navigation device and method
08/06/1996CA2077049C Microwave locating system
07/1996
07/31/1996CN1128064A Pseudorandom noise ranging receiver which compensates for multipath distortion by making use of multiple correlator time delay spacing
07/30/1996US5541606 W-code enhanced cross correlation satellite positioning system receiver
07/25/1996WO1996022546A1 Wide area differential gps reference system and method
07/16/1996US5537121 Carrier phase multipath reduction technique
07/11/1996WO1996021164A1 Microwave energy implemented aircraft landing system
07/11/1996WO1996021163A1 A method for integrity monitoring in position determination
07/11/1996WO1996021161A1 Method and apparatus for message display on a golf course
07/11/1996CA2184497A1 Method and apparatus for message display on a golf course
07/10/1996EP0720751A1 System and method for generating precise code based and carrier phase position determinations
07/09/1996US5535278 Global positioning system (GPS) receiver for recovery and tracking of signals modulated with P-code
07/09/1996US5535237 Method and system for a multi channel and search global position system signal processor
07/09/1996US5535144 Distance detection method and system using a stereoscopical imaging apparatus
07/09/1996US5534876 Multipath tolerant location system and method therefor
07/04/1996WO1996020542A1 Position enhanced communication system
07/04/1996DE4445885A1 Locating people lost at sea
07/02/1996USH1560 Crash site locator beacon
06/1996
06/27/1996WO1996019737A1 An impulse radar with swept range gate
06/26/1996CN1125324A 踪迹显示系统 Trace display system
06/25/1996US5530452 Method of synchronizing spread spectrum radio transmitters
06/25/1996US5530440 Airport surface aircraft locator
06/20/1996DE3249244C1 Electromagnetic beam spatial coding device for guided missile
06/19/1996EP0717261A2 Spatial positioning system
06/18/1996US5528499 Apparatus and method responsive to the on-board measuring of haulage parameters of a vehicle
06/13/1996WO1996018271A1 System and method for signaling a device at a remote location over a wireless network
06/11/1996US5526526 Survival radio
06/11/1996US5526291 Compensation for receiver and satellite signal differences
06/11/1996US5526001 Precise bearings only geolocation in systems with large measurements bias errors
06/05/1996EP0714526A1 Assured-integrity monitored-extrapolation navigation apparatus
06/04/1996US5523761 Differential GPS smart antenna device
05/1996
05/28/1996US5520136 Searching boat capable of searching area of spillage oil on the sea
05/22/1996CN1031843C A pseudorandom noise ranging receiver which compensates for multipath distortion by dynamically adjusting the time delay spacin g between early and late correctors
05/21/1996US5519718 Remote unit for use with remote pager
05/21/1996US5519400 For detecting a characteristic of objects within a field
05/17/1996WO1996008877A3 Hitless ultra small aperture terminal satellite communication network
05/14/1996US5516252 Turnout protection for aircraft tractor
05/07/1996US5515061 System for broadcasting marker beacon signals and processing responses from seeking entities
05/01/1996EP0709691A1 Combined SAR monopulse and inverse monopulse weapon guidance
05/01/1996CN2226077Y Automatic protector for electrified train running safety
04/1996
04/30/1996US5512903 Integrity limit apparatus and method
04/30/1996US5512902 Stock locator system using GPS translator
04/30/1996US5512900 Aircraft landing systems
04/25/1996DE4437360A1 Travel guide with GPS signal receiver
04/23/1996US5510893 Optical-type position and posture detecting device
04/23/1996US5510800 Time-of-flight radio location system
04/23/1996US5510797 Provision of SPS timing signals
04/18/1996WO1996011412A1 Radiation emitting device
04/10/1996EP0705443A1 Apparatus for the automatic registration of measuring data dependent on geographic position
04/09/1996US5506644 Camera
04/09/1996US5506587 Position indicating system
04/02/1996US5504684 Single-chip GPS receiver digital signal processing and microcomputer
04/02/1996US5504492 Look ahead satellite positioning system position error bound monitoring system
03/1996
03/27/1996EP0507845B1 Integrated vehicle positioning and navigation system, apparatus and method
03/26/1996US5502449 Ground unit for the detection, identification, and direction determination of a marker beacon
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