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 19 - Satellite radio beacon positioning systems; Determining position, velocity or attitude using signals transmitted by such systems
Patents for G01S 19 - Satellite radio beacon positioning systems; Determining position, velocity or attitude using signals transmitted by such systems (34,425)
04/1998
04/14/1998US5740047 Using a computer system
04/14/1998US5739787 Vehicle based independent tracking system
04/14/1998US5739786 GPS transfer initialization system
04/14/1998US5739785 Location and generation of high accuracy survey control marks using satellites
04/14/1998CA2167916C Assured-integrity monitored-extrapolation navigation apparatus
04/09/1998WO1998015075A2 Telematic device for a motor vehicle with car radio, position fixing system and radio telephone
04/09/1998WO1998014797A1 Unambiguous position determination method using two low-earth orbit satellites and system using this method
04/09/1998WO1998014796A2 Passive position determination using two low-earth orbit satellites
04/09/1998WO1998014795A1 Position determination using one low-earth orbit satellite
04/09/1998WO1998014794A1 Ambiguity resolution for ambiguous position solutions using satellite beams
04/09/1998DE19731702A1 Telecommunication system producing positioning data service
04/09/1998DE19640940A1 Navigationssystem Navigation system
04/09/1998DE19639546A1 Vehicle related information communications method
04/09/1998DE19637702A1 Person and object location system e.g. for taxis
04/09/1998CA2267222A1 Ambiguity resolution for ambiguous position solutions using satellite beams
04/08/1998EP0834084A1 Navigation system enabling real-time co-ordination of the movements of non-direct-view mobile stations
04/08/1998EP0833990A1 Slope of cut control system
04/07/1998US5737374 Delay locked loop for use in a GPS signal receiver
04/07/1998US5736964 In a wireless communication system
04/07/1998US5736962 Time since last fix annunciation system for GPS-based wireless rescue system
04/07/1998US5736961 Dual Frequency global positioning system
04/07/1998US5736960 Atomic clock augmented global positioning system receivers and global positioning system incorporating same
04/02/1998WO1998013947A1 A signal correlation technique for a spread spectrum receiver to reduce multipath errors
04/02/1998DE19743371A1 Vehicle navigation system
04/02/1998DE19742431A1 Vehicle navigation system using global positioning satellites
04/02/1998DE19640068A1 Destination finder for vehicle
04/02/1998DE19638703A1 Obstruction warning method for vehicle driver
04/02/1998CA2266498A1 A signal correlation technique for a spread spectrum receiver to reduce multipath errors
04/01/1998EP0832440A2 Enhanced position calculation
03/1998
03/31/1998US5734348 Global positioning system
03/31/1998CA2174319C Navigation apparatus with improved attitude determination
03/30/1998CA2211486A1 Automatic resumption of route guidance in vehicle navigation system
03/26/1998WO1998012862A1 Asset location system
03/26/1998WO1998012687A1 A device for real time stimulation
03/26/1998WO1998012572A1 Direction determining apparatus
03/26/1998WO1998012571A1 Position determination using multiple base station signals
03/25/1998EP0830616A1 Mitigation of multipath effects in global positioning system receivers
03/25/1998EP0830566A1 Light beam range finder
03/25/1998EP0830522A1 Excavator data acquisition and control system and process
03/24/1998US5732354 Method and apparatus for determining the location of a mobile telephone
03/24/1998US5731978 Method and apparatus for enhancing vehicle navigation through recognition of geographical region types
03/24/1998US5731788 Global positioning and communications system and method for race and start line management
03/24/1998US5731787 Iode changeover coverage for GPS signals
03/24/1998US5731786 Compaction of SATPS information for subsequent signal processing
03/24/1998US5731785 System and method for locating objects including an inhibiting feature
03/24/1998US5731757 For use in a wireless communication system
03/20/1998CA2221957A1 Asset location system
03/19/1998WO1998011668A1 Wide dynamic range a/d converter
03/19/1998WO1998011624A1 Multiple frequency antenna
03/19/1998WO1998011451A1 Receiver with improved multipath signal rejection
03/18/1998EP0829020A2 Narrow field electromagnetic sensor system and method
03/17/1998US5729457 Route entry location apparatus
03/17/1998US5729235 Coherent GPS translator with spread spectrum pilot tone
03/17/1998US5729234 Remote alignment system
03/12/1998WO1998010311A1 Terrain awareness system
03/12/1998WO1998010308A1 Method of air navigation assistance for guiding a moving vehicle towards a moving target
03/12/1998WO1998010307A1 Location of a mobile station
03/12/1998WO1998010306A1 Method and apparatus for location finding in a communication system
03/12/1998WO1998010246A1 Handheld portable digital geographic data manager
03/12/1998CA2264077A1 Method and apparatus for location finding in a communication system
03/11/1998EP0799428A4 An impulse radar with swept range gate
03/11/1998EP0786108A4 Delivery of data including preloaded advertising data
03/10/1998US5726893 Cellular telephone with voice-in-data modem
03/10/1998US5726663 Survival radio interrogator
03/10/1998US5726660 Personal data collection and reporting system
03/05/1998WO1998009181A1 Combination of a gps receiver and a telecommunications apparatus
03/04/1998EP0826980A2 DGPS position determination system
03/04/1998EP0826205A1 Automatic determination of traffic signal preemption using differential gps
03/03/1998US5724660 Method and apparatus for locating a mobile station by comparing calculated location area with GPS coordinates
03/03/1998US5724045 Radar transponder
02/1998
02/26/1998WO1998008204A1 Portable tracking apparatus for continuous position determination of criminal offenders and victims
02/26/1998WO1998008109A1 Process for initializing a receiver for determining position and corresponding receiver
02/26/1998WO1998008055A1 Geographic location referencing system and method
02/26/1998WO1998001772A3 Managing assets with active electronic tags
02/26/1998DE19633477A1 Verfahren zur Initialisierung eines Empfängers und Empfänger von Positionssignalen Method for initializing a receiver and receiver position signals
02/25/1998EP0824706A1 Method for automatically reducing orbit-received carrier acquisition and tracking thresholds
02/25/1998CN1174610A Communications localization system
02/25/1998CN1174331A GPS downloadable interface locator
02/24/1998US5721685 Digi-track digital roadway and railway analyzer
02/24/1998US5721555 Frequency spectral line tracking receiver
02/24/1998US5721540 Apparatus for recording vehicle position
02/24/1998US5720770 Cardiac stimulation system with enhanced communication and control capability
02/19/1998WO1998007269A1 Emergency location system and method
02/19/1998WO1998007046A1 Method and device for geodetic surveying and/or earth imaging by satellite signal processing
02/19/1998WO1997047173A3 Portable flight guidance and tracking system
02/19/1998DE19633872A1 Combined radio and satellite receiver telephone for emergency call, e.g. in car crash
02/18/1998CN1173672A Location/motion sensitive user interface
02/18/1998CN1173644A Positioning system, and fixed station apparatus and positioning apparatus employing this system
02/18/1998CN1173633A Method for displaying current position of moving object in navigation device in accordance with position condition of moving object
02/17/1998US5719500 Process for detecting metallic items including a search path defined by a linear movement with a superimposed rotational movement along a curved closed path
02/12/1998WO1998005978A1 Robust golf navigation system
02/12/1998DE19630540A1 Navigational instrument for vehicle
02/12/1998CA2262838A1 Robust golf navigation system
02/11/1998CN1173226A An impulse radar with swept range gate
02/11/1998CN1172989A Location/motion sensitive computer connection
02/10/1998US5717406 Enhanced position calculation
02/10/1998US5717404 Satellite ephemeris determination system using GPS tracking techniques
02/10/1998US5717402 GPS reference clock generator
02/10/1998US5717389 Method of determining toll charges for vehicles using a traffic route
02/05/1998WO1998004929A1 Integrity monitoring method and apparatus for gps and dgps receivers
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