| Patents for G01S 19 - Satellite radio beacon positioning systems; Determining position, velocity or attitude using signals transmitted by such systems (34,425) |
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| 07/24/1991 | EP0438199A2 Radio receiver |
| 07/17/1991 | EP0437372A2 System for determining direction or attitude using GPS satellite signals |
| 07/16/1991 | CA1286390C Method of and system and apparatus for locating and/or tracking stolen or missing vehicles and the like |
| 07/09/1991 | US5030958 Coprocessor system and method |
| 07/09/1991 | US5030957 Method of simultaneously measuring orthometric and geometric heights |
| 06/27/1991 | WO1991009375A1 Integrated vehicle positioning and navigation system, apparatus and method |
| 06/25/1991 | CA1285338C Satellite-based vehicle communication/position determination system |
| 06/18/1991 | US5025471 Method and apparatus for extracting information-bearing portions of a signal for recognizing varying instances of similar patterns |
| 06/18/1991 | US5025261 Mobile object navigation system |
| 06/12/1991 | WO1991009275A2 Integrated vehicle positioning and navigation system, apparatus and method |
| 06/12/1991 | CA2071831A1 Integrated vehicle positioning and navigation system, apparatus and method |
| 06/06/1991 | WO1991008622A1 Dual satellite navigation method and system |
| 06/05/1991 | EP0430520A2 Apparatus and method for short cycling sequences of a P-code generator |
| 06/05/1991 | EP0430364A2 Receiver architecture for use with a global positioning system |
| 06/05/1991 | EP0429783A2 A GPS satellite signal tracking method for GPS receivers |
| 06/05/1991 | EP0429769A2 A GPS satellite signal tracking method for GPS receivers |
| 06/04/1991 | US5021792 System for determining direction or attitude using GPS satellite signals |
| 05/28/1991 | US5019828 Locating a mobile personnel station |
| 05/28/1991 | US5019824 Multistage estimation of received carrier signal parameters under very high dynamic conditions of the receiver |
| 05/21/1991 | US5017930 Precision landing system |
| 05/21/1991 | US5017926 Dual satellite navigation system |
| 05/08/1991 | EP0425763A1 A satellite radio signal tracking method for GPS receivers |
| 05/07/1991 | US5014066 System for simultaneously deriving position information from a plurality of satellite transmissions |
| 04/24/1991 | EP0423162A1 Surveying system with an electro-optical total station and a mobile receiver station of a satellite positioning system. |
| 04/16/1991 | US5008679 Method and system for locating an unknown transmitter |
| 04/11/1991 | DE3932548A1 Torpedo targetting system using GPS - has antenna towed on water surface by line from torpedo |
| 04/09/1991 | US5006855 Ranging and processing system for mobile surveillance and data link |
| 04/03/1991 | EP0420338A2 Method and apparatus for precision attitude determination and kinematic positioning |
| 04/03/1991 | EP0420329A2 P-code-aided global positioning system receiver |
| 03/27/1991 | EP0418934A1 Aircraft navigational system and method for guiding an aircraft along intersecting airways |
| 03/26/1991 | US5003553 Spread spectrum phase locked loop with phase correction |
| 02/27/1991 | EP0414488A2 Spread spectrum phase locked loop with phase correction |
| 02/26/1991 | US4996473 Microburst/windshear warning system |
| 02/21/1991 | WO1991001906A1 Control or regulating system for motor vehicles |
| 02/07/1991 | DE3925831A1 Kraftfahrzeugsteuer- oder regelungssystem Kraftfahrzeugsteuer- or control system |
| 02/06/1991 | EP0411290A2 Method and apparatus for extracting information-bearing portions of a signal for recognizing varying instances of similar patterns |
| 02/05/1991 | US4990924 Satellite locating system |
| 02/05/1991 | US4990922 System and method for measuring ocean surface currents at locations remote from land masses using synthetic aperture radar |
| 01/22/1991 | US4987420 Method of determining a position using satellites |
| 01/22/1991 | CA1279391C Passive ranging method and apparatus |
| 01/20/1991 | CA2013287A1 Satellite locating system |
| 01/16/1991 | EP0408179A2 Integrated automated system for waste site characterization |
| 01/15/1991 | CA1279122C Fast sequencing demodulation method and apparatus |
| 01/14/1991 | CA2016309A1 Integrated automated system for waste site characterization |
| 01/08/1991 | US4983980 Satellite radio signal tracking method for GPS receivers |
| 12/27/1990 | EP0403585A1 Surveying instrument with receiver for a satellite position measurement system and process for operating it. |
| 12/04/1990 | US4975707 Multiple satellite locating system |
| 11/29/1990 | WO1990014605A1 Microburst/windshear warning system |
| 11/27/1990 | US4973970 Integrated automated system for waste site characterization |
| 11/20/1990 | US4972431 P-code-aided global positioning system receiver |
| 11/20/1990 | US4972430 Spread spectrum signal detector |
| 11/20/1990 | US4972195 Interferometric lightning ranging system |
| 11/13/1990 | US4970523 Differential doppler velocity GPS receiver |
| 11/06/1990 | US4968981 GPS receiver apparatus |
| 10/23/1990 | US4965808 Code tracking apparatus with improved resolution for spread spectrum receiver |
| 10/23/1990 | US4965586 Position determination and message transfer system employing satellites and stored terrain map |
| 10/16/1990 | US4963889 Method and apparatus for precision attitude determination and kinematic positioning |
| 10/10/1990 | CN1009964B 先进的仪表着陆系统 Advanced Instrument Landing System |
| 10/03/1990 | EP0389972A2 Differential doppler velocity GPS receiver |
| 09/25/1990 | US4959656 Efficient detection and signal parameter estimation with application to high dynamic GPS receiver |
| 09/25/1990 | CA1274584A1 Phase measurements using pseudo-random code |
| 09/12/1990 | EP0386985A2 Spread spectrum signal detector |
| 09/05/1990 | EP0385636A2 Code tracking apparatus with improved resolution for spread spectrum receiver |
| 09/04/1990 | US4954833 Method for determining astronomic azimuth |
| 08/14/1990 | US4949268 Land vehicle navigation system |
| 08/14/1990 | US4949089 Portable target locator system |
| 08/02/1990 | DE4002176A1 GPS navigation arrangement for vehicle |
| 08/01/1990 | EP0379756A1 Locating system and method |
| 07/25/1990 | EP0379198A2 Mobile object navigation system |
| 07/03/1990 | US4939751 Phase signal filtering apparatus utilizing estimated phase signal |
| 06/19/1990 | CA1270551A1 Methods of and apparatus for measuring time of arrival of remote loran-c and related signals and effective time of transmission of local signals at transmitter sites |
| 06/19/1990 | CA1270532A1 Digital signal detector |
| 06/12/1990 | US4933916 Phase measurements using pseudo-random code |
| 05/22/1990 | US4928107 Signal receiving method for a user's device in a global positioning system |
| 05/22/1990 | US4928106 Global positioning system receiver with improved radio frequency and digital processing |
| 05/15/1990 | US4924699 Position measuring method using a satellite |
| 05/09/1990 | CN1007934B Method of and apparatus for measuring time of arrival of remote loran-c and related signals and effective time of transmission of local signals at transmitter sites |
| 04/24/1990 | CA1268239A1 Method and apparatus for precision dynamic differential positioning |
| 04/17/1990 | US4918609 Satellite-based position-determining system |
| 04/10/1990 | US4916455 Locating system and method |
| 03/27/1990 | US4912645 Automotive navigation system |
| 03/27/1990 | US4912475 Techniques for determining orbital data |
| 03/13/1990 | US4908629 Apparatus for locating and/or tracking stolen or missing vehicles and the like |
| 02/27/1990 | CA1266316A1 Digital circuit for correcting phase shift of digital signal |
| 02/20/1990 | US4903212 GPS/self-contained combination type navigation system |
| 02/07/1990 | EP0353849A1 A signal receiving method for a user's device in a global positioning system |
| 02/06/1990 | US4899285 System and method for measuring a position of a moving object with a hybrid navigation apparatus |
| 01/30/1990 | US4897661 Method and apparatus for determining the position of a vehicle |
| 01/25/1990 | WO1990000719A1 Surveying system with an electro-optical total station and a mobile receiver station of a satellite positioning system |
| 01/25/1990 | WO1990000718A1 Surveying instrument with receiver for a satellite position measurement system and process for operating it |
| 01/17/1990 | EP0351156A1 Global positioning system receiver with radio frequency and digital processing sections |
| 01/16/1990 | US4894662 Method and system for determining position on a moving platform, such as a ship, using signals from GPS satellites |
| 01/16/1990 | US4894655 Landing assistance system using navigation satellites |
| 01/10/1990 | EP0350148A1 Method and Apparatus for codeless carrier extraction |
| 11/28/1989 | US4884208 System for continuously establishing and indicating the location of a movable object |
| 11/21/1989 | CA1263143A1 Verification of on-line fault monitor performance |
| 11/14/1989 | US4881080 Apparatus for and a method of determining compass headings |
| 11/07/1989 | US4879713 Satellite-based vehicle communication/position determination system |
| 10/24/1989 | US4876550 Ridge regression signal processing for position-fix navigation systems |
| 10/11/1989 | EP0336418A2 Global positioning system receiver capable of computing heading information. |