DE69032664D1 - Navigationsverfahren und -system mit zwei satelliten - Google Patents
Navigationsverfahren und -system mit zwei satellitenInfo
- Publication number
- DE69032664D1 DE69032664D1 DE69032664T DE69032664T DE69032664D1 DE 69032664 D1 DE69032664 D1 DE 69032664D1 DE 69032664 T DE69032664 T DE 69032664T DE 69032664 T DE69032664 T DE 69032664T DE 69032664 D1 DE69032664 D1 DE 69032664D1
- Authority
- DE
- Germany
- Prior art keywords
- time
- satellites
- fixed station
- return signal
- periodic
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Expired - Lifetime
Links
Classifications
-
- G—PHYSICS
- 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
- G01S19/00—Satellite radio beacon positioning systems; Determining position, velocity or attitude using signals transmitted by such systems
-
- G—PHYSICS
- 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
- G01S13/00—Systems using the reflection or reradiation of radio waves, e.g. radar systems; Analogous systems using reflection or reradiation of waves whose nature or wavelength is irrelevant or unspecified
- G01S13/02—Systems using reflection of radio waves, e.g. primary radar systems; Analogous systems
- G01S13/06—Systems determining position data of a target
- G01S13/46—Indirect determination of position data
-
- G—PHYSICS
- 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
- G01S13/00—Systems using the reflection or reradiation of radio waves, e.g. radar systems; Analogous systems using reflection or reradiation of waves whose nature or wavelength is irrelevant or unspecified
- G01S13/87—Combinations of radar systems, e.g. primary radar and secondary radar
- G01S13/876—Combination of several spaced transponders or reflectors of known location for determining the position of a receiver
-
- G—PHYSICS
- 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
- G01S19/00—Satellite radio beacon positioning systems; Determining position, velocity or attitude using signals transmitted by such systems
- G01S19/38—Determining a navigation solution using signals transmitted by a satellite radio beacon positioning system
-
- G—PHYSICS
- 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
- G01S5/00—Position-fixing by co-ordinating two or more direction or position line determinations; Position-fixing by co-ordinating two or more distance determinations
- G01S5/02—Position-fixing by co-ordinating two or more direction or position line determinations; Position-fixing by co-ordinating two or more distance determinations using radio waves
- G01S5/14—Determining absolute distances from a plurality of spaced points of known location
-
- G—PHYSICS
- 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
- G01S13/00—Systems using the reflection or reradiation of radio waves, e.g. radar systems; Analogous systems using reflection or reradiation of waves whose nature or wavelength is irrelevant or unspecified
- G01S13/02—Systems using reflection of radio waves, e.g. primary radar systems; Analogous systems
- G01S13/06—Systems determining position data of a target
- G01S13/46—Indirect determination of position data
- G01S2013/466—Indirect determination of position data by Trilateration, i.e. two antennas or two sensors determine separately the distance to a target, whereby with the knowledge of the baseline length, i.e. the distance between the antennas or sensors, the position data of the target is determined
Applications Claiming Priority (2)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| US07/446,979 US5017926A (en) | 1989-12-05 | 1989-12-05 | Dual satellite navigation system |
| PCT/US1990/007005 WO1991008622A1 (en) | 1989-12-05 | 1990-11-30 | Dual satellite navigation method and system |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| DE69032664D1 true DE69032664D1 (de) | 1998-10-22 |
| DE69032664T2 DE69032664T2 (de) | 1999-05-12 |
Family
ID=23774525
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| DE69032664T Expired - Lifetime DE69032664T2 (de) | 1989-12-05 | 1990-11-30 | Navigationsverfahren und -system mit zwei satelliten |
Country Status (16)
| Country | Link |
|---|---|
| US (1) | US5017926A (de) |
| EP (1) | EP0504281B1 (de) |
| AT (1) | ATE171278T1 (de) |
| AU (1) | AU647337B2 (de) |
| BR (1) | BR9007896A (de) |
| CA (1) | CA2073053C (de) |
| DE (1) | DE69032664T2 (de) |
| DK (1) | DK0504281T3 (de) |
| ES (1) | ES2122970T3 (de) |
| FI (1) | FI107084B (de) |
| HK (1) | HK1014811A1 (de) |
| MX (1) | MX164485B (de) |
| NO (1) | NO300248B1 (de) |
| RU (1) | RU2084916C1 (de) |
| SG (1) | SG78252A1 (de) |
| WO (1) | WO1991008622A1 (de) |
Families Citing this family (105)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US5126748A (en) * | 1989-12-05 | 1992-06-30 | Qualcomm Incorporated | Dual satellite navigation system and method |
| US5073900A (en) * | 1990-03-19 | 1991-12-17 | Mallinckrodt Albert J | Integrated cellular communications system |
| US5446756A (en) * | 1990-03-19 | 1995-08-29 | Celsat America, Inc. | Integrated cellular communications system |
| JP2979582B2 (ja) * | 1990-05-23 | 1999-11-15 | ソニー株式会社 | 伝送システム |
| US5160935A (en) * | 1990-11-28 | 1992-11-03 | Mitsubishi Denki Kabushiki Kaisha | Positioning method utilizing artificial satellites in geosynchronous altitude orbits |
| US5202829A (en) * | 1991-06-10 | 1993-04-13 | Trimble Navigation Limited | Exploration system and method for high-accuracy and high-confidence level relative position and velocity determinations |
| US5365447A (en) * | 1991-09-20 | 1994-11-15 | Dennis Arthur R | GPS and satelite navigation system |
| DE4136136C1 (de) * | 1991-11-02 | 1993-03-04 | Westdeutscher Rundfunk, Anstalt Des Oeffentlichen Rechts, 5000 Koeln, De | |
| US10361802B1 (en) | 1999-02-01 | 2019-07-23 | Blanding Hovenweep, Llc | Adaptive pattern recognition based control system and method |
| US8352400B2 (en) | 1991-12-23 | 2013-01-08 | Hoffberg Steven M | Adaptive pattern recognition based controller apparatus and method and human-factored interface therefore |
| US5278863A (en) * | 1992-04-10 | 1994-01-11 | Cd Radio Incorporated | Radio frequency broadcasting systems and methods using two low-cost geosynchronous satellites |
| US5347285A (en) * | 1992-06-15 | 1994-09-13 | A.I.R., Inc. | Method and apparatus for tracking the position and velocity of airborne instrumentation |
| US5430759A (en) * | 1992-08-20 | 1995-07-04 | Nexus 1994 Limited | Low-power frequency-hopped spread spectrum reverse paging system |
| US5335246A (en) * | 1992-08-20 | 1994-08-02 | Nexus Telecommunication Systems, Ltd. | Pager with reverse paging facility |
| US5422813A (en) * | 1992-12-17 | 1995-06-06 | Stanford Telecommunications, Inc. | No-outage GPS/commercial RF positioning system |
| CA2146360C (en) * | 1993-08-06 | 1999-01-26 | Peter F. Macdoran | Method and apparatus for tracking the position and velocity of airborne instrumentation |
| US5530452A (en) * | 1993-10-21 | 1996-06-25 | Nexus Telecommunication Systems Ltd. | Method of synchronizing spread spectrum radio transmitters |
| US5572216A (en) * | 1993-11-19 | 1996-11-05 | Stanford Telecommunications, Inc. | System for increasing the utility of satellite communication systems |
| US5485163A (en) * | 1994-03-30 | 1996-01-16 | Motorola, Inc. | Personal locator system |
| AU2291195A (en) * | 1994-04-12 | 1995-10-30 | Qualcomm Incorporated | Method and apparatus for freight transportation using a satellite navigation system |
| US5506781A (en) * | 1994-06-03 | 1996-04-09 | Itt Corporation | RF link control of satellite clocks |
| US5592471A (en) * | 1995-04-21 | 1997-01-07 | Cd Radio Inc. | Mobile radio receivers using time diversity to avoid service outages in multichannel broadcast transmission systems |
| US5765112A (en) * | 1995-06-06 | 1998-06-09 | Flash Comm. Inc. | Low cost wide area network for data communication using outbound message specifying inbound message time and frequency |
| WO1996039781A1 (en) * | 1995-06-06 | 1996-12-12 | Flash Comm, Inc. | Determining propagating and clear frequency in wireless data communications network |
| US5734963A (en) * | 1995-06-06 | 1998-03-31 | Flash Comm, Inc. | Remote initiated messaging apparatus and method in a two way wireless data communications network |
| ZA965340B (en) | 1995-06-30 | 1997-01-27 | Interdigital Tech Corp | Code division multiple access (cdma) communication system |
| US6885652B1 (en) | 1995-06-30 | 2005-04-26 | Interdigital Technology Corporation | Code division multiple access (CDMA) communication system |
| US7020111B2 (en) | 1996-06-27 | 2006-03-28 | Interdigital Technology Corporation | System for using rapid acquisition spreading codes for spread-spectrum communications |
| US7929498B2 (en) | 1995-06-30 | 2011-04-19 | Interdigital Technology Corporation | Adaptive forward power control and adaptive reverse power control for spread-spectrum communications |
| US7123600B2 (en) | 1995-06-30 | 2006-10-17 | Interdigital Technology Corporation | Initial power control for spread-spectrum communications |
| AUPN733395A0 (en) * | 1995-12-22 | 1996-01-25 | University Of Technology, Sydney | Location and tracking system |
| US6522890B2 (en) | 1995-12-22 | 2003-02-18 | Cambridge Positioning Systems, Ltd. | Location and tracking system |
| US5986603A (en) * | 1996-02-14 | 1999-11-16 | Trimble Navigation Limited | Geometric utilization of exact solutions of the pseudorange equations |
| US6223019B1 (en) | 1996-03-14 | 2001-04-24 | Sirius Satellite Radio Inc. | Efficient high latitude service area satellite mobile broadcasting systems |
| US5774802A (en) | 1996-04-10 | 1998-06-30 | Motorola Inc. | Apparatus and method for billing in a wireless communication system |
| US6020847A (en) * | 1996-04-25 | 2000-02-01 | Twr Inc. | Geolocation method and apparatus for satellite based telecommunications system |
| US5878034A (en) * | 1996-05-29 | 1999-03-02 | Lockheed Martin Corporation | Spacecraft TDMA communications system with synchronization by spread spectrum overlay channel |
| US5917433A (en) * | 1996-06-26 | 1999-06-29 | Orbital Sciences Corporation | Asset monitoring system and associated method |
| US6084870A (en) * | 1996-07-22 | 2000-07-04 | Qualcomm Incorporated | Method and apparatus for the remote monitoring and configuration of electronic control systems |
| US6236365B1 (en) | 1996-09-09 | 2001-05-22 | Tracbeam, Llc | Location of a mobile station using a plurality of commercial wireless infrastructures |
| US6249252B1 (en) | 1996-09-09 | 2001-06-19 | Tracbeam Llc | Wireless location using multiple location estimators |
| US9134398B2 (en) | 1996-09-09 | 2015-09-15 | Tracbeam Llc | Wireless location using network centric location estimators |
| US7903029B2 (en) | 1996-09-09 | 2011-03-08 | Tracbeam Llc | Wireless location routing applications and architecture therefor |
| US7714778B2 (en) | 1997-08-20 | 2010-05-11 | Tracbeam Llc | Wireless location gateway and applications therefor |
| WO1998010307A1 (en) | 1996-09-09 | 1998-03-12 | Dennis Jay Dupray | Location of a mobile station |
| US7274332B1 (en) | 1996-09-09 | 2007-09-25 | Tracbeam Llc | Multiple evaluators for evaluation of a purality of conditions |
| US5781151A (en) * | 1996-09-19 | 1998-07-14 | Parker-Hannifin Corporation | Interferometric trajectory reconstruction technique for flight inspection of radio navigation aids |
| GB2320385B (en) * | 1996-12-14 | 2001-06-06 | Ico Services Ltd | Satellite communication system and method |
| US6151308A (en) * | 1996-12-30 | 2000-11-21 | Motorola, Inc. | Elevated communication hub and method of operation therefor |
| US5914686A (en) * | 1997-01-11 | 1999-06-22 | Trimble Navigation Limited | Utilization of exact solutions of the pseudorange equations |
| GB2321812B (en) * | 1997-02-01 | 2001-02-21 | Ico Services Ltd | User terminal positioning system and method employing external signals |
| US6023616A (en) * | 1998-03-10 | 2000-02-08 | Cd Radio Inc. | Satellite broadcast receiver system |
| US5974356A (en) * | 1997-03-14 | 1999-10-26 | Qualcomm Incorporated | System and method for determining vehicle travel routes and mileage |
| US5955986A (en) * | 1997-11-20 | 1999-09-21 | Eagle Eye Technologies, Inc. | Low-power satellite-based geopositioning system |
| US6108591A (en) | 1998-01-22 | 2000-08-22 | Qualcomm Incorporated | Method and apparatus for validating vehicle operators |
| US7268700B1 (en) | 1998-01-27 | 2007-09-11 | Hoffberg Steven M | Mobile communication device |
| US6208937B1 (en) * | 1998-07-29 | 2001-03-27 | Litton Systems Inc. | Method and apparatus for generating navigation data |
| US6124810A (en) | 1998-09-15 | 2000-09-26 | Qualcomm Incorporated | Method and apparatus for automatic event detection in a wireless communication system |
| US8135413B2 (en) | 1998-11-24 | 2012-03-13 | Tracbeam Llc | Platform and applications for wireless location and other complex services |
| US7966078B2 (en) | 1999-02-01 | 2011-06-21 | Steven Hoffberg | Network media appliance system and method |
| GB9912724D0 (en) | 1999-06-01 | 1999-08-04 | Cambridge Positioning Sys Ltd | Radio positioning system |
| US6480788B2 (en) | 1999-07-12 | 2002-11-12 | Eagle-Eye, Inc. | System and method for fast acquisition reporting using communication satellite range measurement |
| US20040143392A1 (en) * | 1999-07-12 | 2004-07-22 | Skybitz, Inc. | System and method for fast acquisition reporting using communication satellite range measurement |
| US8255149B2 (en) | 1999-07-12 | 2012-08-28 | Skybitz, Inc. | System and method for dual-mode location determination |
| US6560536B1 (en) | 1999-07-12 | 2003-05-06 | Eagle-Eye, Inc. | System and method for rapid telepositioning |
| GB2352347A (en) * | 1999-07-22 | 2001-01-24 | Ico Services Ltd | Location of a user terminal in a satellite and earth station network |
| JP3595738B2 (ja) * | 1999-08-30 | 2004-12-02 | 松下電器産業株式会社 | 距離検出方法、位置検出方法及びその装置 |
| WO2002000316A1 (en) | 1999-09-24 | 2002-01-03 | Goldberg Sheldon F | Geographically constrained network services |
| US10641861B2 (en) | 2000-06-02 | 2020-05-05 | Dennis J. Dupray | Services and applications for a communications network |
| US10684350B2 (en) | 2000-06-02 | 2020-06-16 | Tracbeam Llc | Services and applications for a communications network |
| US9875492B2 (en) | 2001-05-22 | 2018-01-23 | Dennis J. Dupray | Real estate transaction system |
| CA2418855A1 (en) | 2000-08-09 | 2002-02-14 | Skybitz, Inc. | System and method for fast code phase and carrier frequency acquisition in gps receiver |
| JP2004509358A (ja) * | 2000-09-18 | 2004-03-25 | スカイビッツ，インコーポレイテッド | Ｇｐｓ受信機におけるコード位相ならびにキャリア周波数の高速捕捉システム並びに方法 |
| US7995989B2 (en) * | 2000-12-29 | 2011-08-09 | Globalstar, Inc. | Method and apparatus providing suppression of system access by use of confidence polygons, volumes and surfaces in a mobile satellite system |
| US8082096B2 (en) | 2001-05-22 | 2011-12-20 | Tracbeam Llc | Wireless location routing applications and architecture therefor |
| US7212984B2 (en) * | 2001-10-29 | 2007-05-01 | Qualcomm Incorporated | Method and apparatus for providing virtual capacity to a provider of services |
| US7765297B2 (en) * | 2001-11-13 | 2010-07-27 | Qualcomm Incorporated | System for providing online service reports |
| US7738533B2 (en) | 2002-01-07 | 2010-06-15 | Qualcomm Incorporated | Multiplexed CDMA and GPS searching |
| US6873905B2 (en) * | 2002-03-19 | 2005-03-29 | Opnext Japan, Inc. | Communications type navigation device |
| US9818136B1 (en) | 2003-02-05 | 2017-11-14 | Steven M. Hoffberg | System and method for determining contingent relevance |
| US20050095982A1 (en) * | 2003-11-05 | 2005-05-05 | Blanchard Scott D. | MSS user equipment and methods for synchronizing MSS user equipment |
| JP4848146B2 (ja) * | 2005-07-05 | 2011-12-28 | 船井電機株式会社 | 測位信号を送信するための装置、その装置を備える測位システムおよび測位信号を送信するシステム |
| AU2006280065B2 (en) * | 2005-08-09 | 2010-09-30 | Atc Technologies, Llc | Satellite communications systems and methods using substantially co-located feeder link antennas |
| US9354297B2 (en) * | 2005-09-27 | 2016-05-31 | Qualcomm Incorporated | Position location using phase-adjusted transmitters |
| US8981996B2 (en) | 2005-09-27 | 2015-03-17 | Qualcomm Incorporated | Position location using transmitters with timing offset and phase adjustment |
| US8300798B1 (en) | 2006-04-03 | 2012-10-30 | Wai Wu | Intelligent communication routing system and method |
| US7468696B2 (en) * | 2006-12-14 | 2008-12-23 | The Boeing Company | Method and device for trilateration using LOS link prediction and pre-measurement LOS path filtering |
| US7760077B2 (en) * | 2007-06-05 | 2010-07-20 | Qualcomm Incorporated | Establishing and securing a unique wireless RF link between a tractor and a trailer using a wired connection |
| US8964655B2 (en) * | 2007-06-18 | 2015-02-24 | Telefonaktiebolaget L M Ericssson (Publ) | Cooperative traffic scheduling |
| US9305405B2 (en) * | 2007-06-26 | 2016-04-05 | Omnitracs, Llc | Reefer fuel tax reporting for the transport industry |
| US8370063B2 (en) * | 2008-10-29 | 2013-02-05 | Telenav, Inc. | Navigation system having filtering mechanism and method of operation thereof |
| US9538493B2 (en) | 2010-08-23 | 2017-01-03 | Finetrak, Llc | Locating a mobile station and applications therefor |
| CN102830410B (zh) * | 2011-06-17 | 2014-09-03 | 中国科学院国家天文台 | 卫星导航中结合多普勒测速的定位方法 |
| CN103675839A (zh) * | 2012-08-31 | 2014-03-26 | 迈实电子(上海)有限公司 | 同步导航电文的方法、接收机及装置 |
| EP2703841A1 (de) * | 2012-08-31 | 2014-03-05 | O2Micro, Inc. | Verfahren und Vorrichtung zur Synchronisierung von Navigationsdaten |
| CN103675837A (zh) * | 2012-08-31 | 2014-03-26 | 迈实电子(上海)有限公司 | 同步导航电文的方法、接收机及装置 |
| CN103675838A (zh) * | 2012-08-31 | 2014-03-26 | 迈实电子(上海)有限公司 | 同步导航电文的方法、接收机及装置 |
| CN103675853A (zh) * | 2012-08-31 | 2014-03-26 | 迈实电子(上海)有限公司 | 同步导航电文的方法、接收机及装置 |
| EP2735883A1 (de) * | 2012-11-27 | 2014-05-28 | Eutelsat S.A. | Verfahren zur Geolokalisierung eines Endgeräts, das ein einzelnes Signal zu einem Satelliten sendet |
| RU2579934C1 (ru) * | 2015-03-03 | 2016-04-10 | Андрей Алексеевич Панкин | Способ обнаружения несанкционированных воздействий на сеть спутниковой связи |
| US10591609B1 (en) | 2017-01-11 | 2020-03-17 | Telephonics Corp. | System and method for providing accurate position location information to military forces in a disadvantaged signal environment |
| RU2678371C2 (ru) * | 2017-07-14 | 2019-01-28 | Валерий Дмитриевич Федорищев | Способ определения координат и углов положения осей подвижных объектов с помощью атомных часов, установленных на объектах и в пунктах наблюдения |
| CN112526574A (zh) * | 2020-11-30 | 2021-03-19 | 中国电子科技集团公司第五十四研究所 | 一种卫星定位方法及设备 |
| CN113466790B (zh) * | 2021-06-22 | 2024-03-01 | 西安理工大学 | 一种罗兰定位解算算法 |
| CN116256788B (zh) * | 2023-05-11 | 2023-07-11 | 中国人民解放军战略支援部队航天工程大学 | 一种基于阿波罗尼斯圆的空间几何迭代卫星定位方法 |
Family Cites Families (37)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US2746034A (en) * | 1951-06-01 | 1956-05-15 | Olive S Petty | Positioning determining system |
| US2972742A (en) * | 1956-09-12 | 1961-02-21 | Ibm | Automatic position-reporting system |
| US3047861A (en) * | 1959-06-25 | 1962-07-31 | Lockheed Aircraft Corp | Aircraft traffic control and surveillance system |
| US3209357A (en) * | 1963-01-10 | 1965-09-28 | Wyatt Theodore | Hyperbolic position determination |
| US3384891A (en) * | 1965-02-11 | 1968-05-21 | Gen Electric | Method and system for long distance navigation and communication |
| GB1084110A (de) * | 1965-05-05 | |||
| US3497807A (en) * | 1966-08-31 | 1970-02-24 | Us Navy | Multipurpose satellite system |
| US3742495A (en) * | 1966-11-07 | 1973-06-26 | Goodyear Aerospace Corp | Drone guidance system and method |
| DE1591517B1 (de) * | 1967-07-21 | 1971-08-05 | Siemens Ag | Funk-Ortungsverfahren durch Laufzeitmessung zu Fahrzeugen mit Transpondern ueber Erdsatelliten |
| US3495260A (en) * | 1968-01-30 | 1970-02-10 | Nasa | Position location system and method |
| US3534367A (en) * | 1968-01-30 | 1970-10-13 | Nasa | Traffic control system and method |
| US3668403A (en) * | 1969-05-05 | 1972-06-06 | Goodyear Aerospace Corp | Method and apparatus for vehicle traffic control |
| US3988734A (en) * | 1969-06-16 | 1976-10-26 | Elwood Albert A | Method of and system for locating a position |
| US3624650A (en) * | 1969-09-09 | 1971-11-30 | Nasa | Method and apparatus for mapping planets |
| US3611379A (en) * | 1969-09-29 | 1971-10-05 | Trw Inc | Tracking system |
| US3742498A (en) * | 1970-05-06 | 1973-06-26 | Itt | Synchronization and position location system |
| US3766552A (en) * | 1970-12-14 | 1973-10-16 | M Hajduk | Unified area surveillance, communication and mobile station guidance system |
| DE2128524B2 (de) * | 1971-06-08 | 1976-10-21 | Siemens AG, 1000 Berlin und 8000 München | Flugzeugnavigationsantennensystem |
| US3750166A (en) * | 1971-06-11 | 1973-07-31 | J Dearth | Pilot data system |
| US3918056A (en) * | 1971-11-04 | 1975-11-04 | Del Norte Technology | Radar trilateralization position locators |
| US3810179A (en) * | 1971-11-04 | 1974-05-07 | Del Norte Technology | Radar trilateralization position locators |
| US3886553A (en) * | 1973-03-15 | 1975-05-27 | John K Bates | Coordinate locating method and system |
| US4042923A (en) * | 1973-11-30 | 1977-08-16 | Del Norte Technology, Inc. | Radar trilateralization position locators |
| US3889122A (en) * | 1974-04-26 | 1975-06-10 | Nasa | Method of determining bond quality of power transistors attached to substrates |
| US4387373A (en) * | 1977-04-21 | 1983-06-07 | Westinghouse Electric Corp. | Synthetic monopulse radar |
| US4179693A (en) * | 1977-05-23 | 1979-12-18 | Rockwell Internation Corporation | Autonomous, check-pointing, navigational system for an airborne vehicle |
| US4161730A (en) * | 1977-10-17 | 1979-07-17 | General Electric Company | Radio determination using satellites transmitting timing signals with correction by active range measurement |
| US4170776A (en) * | 1977-12-21 | 1979-10-09 | Nasa | System for near real-time crustal deformation monitoring |
| US4224669A (en) * | 1977-12-22 | 1980-09-23 | The Boeing Company | Minimum safe altitude monitoring, indication and warning system |
| GB2032723B (en) * | 1978-10-26 | 1988-09-07 | Marconi Co Ltd | Improvements in or relating to radar systems |
| US4292634A (en) * | 1978-12-15 | 1981-09-29 | Nasa | Real-time multiple-look synthetic aperture radar processor for spacecraft applications |
| US4472720A (en) * | 1980-03-24 | 1984-09-18 | Reesor Thomas W | Area navigational system using geosynchronous satellites |
| US4386355A (en) * | 1980-03-31 | 1983-05-31 | The Boeing Company | System for determining the location of an airborne vehicle to the earth using a satellite-base signal source |
| US4359733A (en) * | 1980-09-23 | 1982-11-16 | Neill Gerard K O | Satellite-based vehicle position determining system |
| US4445120A (en) * | 1981-04-07 | 1984-04-24 | The United States Of America As Represented By The Secretary Of The Navy | Radiosonde |
| US4839656A (en) * | 1984-08-16 | 1989-06-13 | Geostar Corporation | Position determination and message transfer system employing satellites and stored terrain map |
| US4744083A (en) * | 1984-09-14 | 1988-05-10 | Geostar Corporation | Satellite-based position determining and message transfer system with monitoring of link quality |
-
1989
- 1989-12-05 US US07/446,979 patent/US5017926A/en not_active Expired - Lifetime
-
1990
- 1990-11-30 DK DK91901367T patent/DK0504281T3/da active
- 1990-11-30 SG SG1996006193A patent/SG78252A1/en unknown
- 1990-11-30 CA CA002073053A patent/CA2073053C/en not_active Expired - Lifetime
- 1990-11-30 BR BR909007896A patent/BR9007896A/pt not_active IP Right Cessation
- 1990-11-30 WO PCT/US1990/007005 patent/WO1991008622A1/en active IP Right Grant
- 1990-11-30 RU SU905011890A patent/RU2084916C1/ru active
- 1990-11-30 DE DE69032664T patent/DE69032664T2/de not_active Expired - Lifetime
- 1990-11-30 EP EP91901367A patent/EP0504281B1/de not_active Expired - Lifetime
- 1990-11-30 AT AT91901367T patent/ATE171278T1/de not_active IP Right Cessation
- 1990-11-30 ES ES91901367T patent/ES2122970T3/es not_active Expired - Lifetime
- 1990-11-30 AU AU70371/91A patent/AU647337B2/en not_active Expired
- 1990-12-04 MX MX23584A patent/MX164485B/es unknown
-
1992
- 1992-06-04 NO NO922212A patent/NO300248B1/no not_active IP Right Cessation
- 1992-06-05 FI FI922629A patent/FI107084B/fi active
-
1998
- 1998-12-28 HK HK98116096A patent/HK1014811A1/xx not_active IP Right Cessation
Also Published As
| Publication number | Publication date |
|---|---|
| FI107084B (fi) | 2001-05-31 |
| HK1014811A1 (en) | 1999-09-30 |
| WO1991008622A1 (en) | 1991-06-13 |
| DE69032664T2 (de) | 1999-05-12 |
| FI922629A0 (fi) | 1992-06-05 |
| ATE171278T1 (de) | 1998-10-15 |
| SG78252A1 (en) | 2001-02-20 |
| MX164485B (es) | 1992-08-19 |
| DK0504281T3 (da) | 1999-06-14 |
| AU7037191A (en) | 1991-06-26 |
| BR9007896A (pt) | 1992-08-25 |
| EP0504281A4 (en) | 1993-07-07 |
| EP0504281A1 (de) | 1992-09-23 |
| FI922629A (fi) | 1992-06-05 |
| CA2073053C (en) | 2000-01-18 |
| US5017926A (en) | 1991-05-21 |
| NO922212L (no) | 1992-06-04 |
| NO922212D0 (no) | 1992-06-04 |
| ES2122970T3 (es) | 1999-01-01 |
| AU647337B2 (en) | 1994-03-17 |
| RU2084916C1 (ru) | 1997-07-20 |
| EP0504281B1 (de) | 1998-09-16 |
| NO300248B1 (no) | 1997-04-28 |
| CA2073053A1 (en) | 1991-06-06 |
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|---|---|---|---|
| 8364 | No opposition during term of opposition |