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JPS4941800B1 - - Google Patents

Info

Publication number
JPS4941800B1
JPS4941800B1 JP45101387A JP10138770A JPS4941800B1 JP S4941800 B1 JPS4941800 B1 JP S4941800B1 JP 45101387 A JP45101387 A JP 45101387A JP 10138770 A JP10138770 A JP 10138770A JP S4941800 B1 JPS4941800 B1 JP S4941800B1
Authority
JP
Japan
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.)
Pending
Application number
JP45101387A
Priority date (The priority date 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 date listed.)
Filing date
Publication date
Application filed filed Critical
Publication of JPS4941800B1 publication Critical patent/JPS4941800B1/ja
Pending legal-status Critical Current

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
    • G01S11/00—Systems for determining distance or velocity not using reflection or reradiation
    • G01S11/02—Systems for determining distance or velocity not using reflection or reradiation using radio waves
    • G01S11/08—Systems for determining distance or velocity not using reflection or reradiation using radio waves using synchronised clocks

Landscapes

  • Physics & Mathematics (AREA)
  • Engineering & Computer Science (AREA)
  • General Physics & Mathematics (AREA)
  • Radar, Positioning & Navigation (AREA)
  • Remote Sensing (AREA)
  • Position Fixing By Use Of Radio Waves (AREA)
  • Traffic Control Systems (AREA)
JP45101387A 1969-11-17 1970-11-17 Pending JPS4941800B1 (ja)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
US87718869A 1969-11-17 1969-11-17

Publications (1)

Publication Number Publication Date
JPS4941800B1 true JPS4941800B1 (ja) 1974-11-11

Family

ID=25369438

Family Applications (1)

Application Number Title Priority Date Filing Date
JP45101387A Pending JPS4941800B1 (ja) 1969-11-17 1970-11-17

Country Status (5)

Country Link
US (1) US3705404A (ja)
JP (1) JPS4941800B1 (ja)
CA (1) CA956382A (ja)
GB (1) GB1325475A (ja)
IL (1) IL35371A (ja)

Families Citing this family (45)

* Cited by examiner, † Cited by third party
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US4143321A (en) * 1977-05-25 1979-03-06 The Boeing Co. Apparatus and process for grouping pulse signals according to source
US4161730A (en) * 1977-10-17 1979-07-17 General Electric Company Radio determination using satellites transmitting timing signals with correction by active range measurement
DE2829558A1 (de) * 1978-07-05 1980-01-24 Siemens Ag Phasenvergleichs-hyperbelverfahren zur ortung flaechengebundener fahrzeuge und einrichtung zur durchfuehrung des verfahrens
US4792806A (en) * 1982-01-15 1988-12-20 Atlantic Scientific Corporation Lightning position and tracking method
DE3841585A1 (de) * 1988-12-09 1990-06-13 Rohde & Schwarz Anordnung zum eichen eines hyperbelortungssystems
US5173690A (en) * 1990-02-23 1992-12-22 Viz Manufacturing Company Passive ranging system utilizing range tone signals
US5363109A (en) * 1991-03-27 1994-11-08 Alcatel Sel Aktiengesellschaft Method of correcting measurement errors caused by clock deviations in a secondary radar system
US5216429A (en) * 1991-04-17 1993-06-01 Ricoh Company, Ltd. Position measuring system using pseudo-noise signal transmission and reception
US5699245A (en) * 1995-09-11 1997-12-16 Bfgoodrich Flightsystems, Inc. Distributed lightning detection system
US6249241B1 (en) * 1995-09-21 2001-06-19 The United States Of America As Represented By The Secretary Of The Navy Marine vessel traffic system
DE19723497A1 (de) * 1997-06-05 1998-12-10 Rohde & Schwarz Funknetz
US6384783B1 (en) * 1998-07-14 2002-05-07 Rannoch Corporation Method and apparatus for correlating flight identification data with secondary surveillance
US6448929B1 (en) 1998-07-14 2002-09-10 Rannoch Corporation Method and apparatus for correlating flight identification data with secondary surveillance radar data
US7437250B2 (en) 1999-03-05 2008-10-14 Era Systems Corporation Airport pavement management system
US7908077B2 (en) 2003-06-10 2011-03-15 Itt Manufacturing Enterprises, Inc. Land use compatibility planning software
US7667647B2 (en) 1999-03-05 2010-02-23 Era Systems Corporation Extension of aircraft tracking and positive identification from movement areas into non-movement areas
US7495612B2 (en) 1999-03-05 2009-02-24 Era Systems Corporation Method and apparatus to improve ADS-B security
US7782256B2 (en) 1999-03-05 2010-08-24 Era Systems Corporation Enhanced passive coherent location techniques to track and identify UAVs, UCAVs, MAVs, and other objects
US7777675B2 (en) 1999-03-05 2010-08-17 Era Systems Corporation Deployable passive broadband aircraft tracking
US7739167B2 (en) 1999-03-05 2010-06-15 Era Systems Corporation Automated management of airport revenues
US7126534B2 (en) * 1999-03-05 2006-10-24 Rannoch Corporation Minimum safe altitude warning
US7576695B2 (en) 1999-03-05 2009-08-18 Era Systems Corporation Multilateration enhancements for noise and operations management
US7612716B2 (en) 1999-03-05 2009-11-03 Era Systems Corporation Correlation of flight track data with other data sources
US7132982B2 (en) 1999-03-05 2006-11-07 Rannock Corporation Method and apparatus for accurate aircraft and vehicle tracking
US6633259B1 (en) 1999-03-05 2003-10-14 Rannuch Corporation Method and apparatus for improving utility of automatic dependent surveillance
US7889133B2 (en) 1999-03-05 2011-02-15 Itt Manufacturing Enterprises, Inc. Multilateration enhancements for noise and operations management
US8203486B1 (en) 1999-03-05 2012-06-19 Omnipol A.S. Transmitter independent techniques to extend the performance of passive coherent location
US7477193B2 (en) * 1999-03-05 2009-01-13 Era Systems Corporation Method and system for elliptical-based surveillance
US7423590B2 (en) 1999-03-05 2008-09-09 Era Systems Corporation Method and apparatus for improving ADS-B security
US7375683B2 (en) 1999-03-05 2008-05-20 Era Systems Corporation Use of geo-stationary satellites to augment wide— area multilateration synchronization
US8446321B2 (en) 1999-03-05 2013-05-21 Omnipol A.S. Deployable intelligence and tracking system for homeland security and search and rescue
US6992626B2 (en) * 1999-03-05 2006-01-31 Rannoch Corporation Method and apparatus to correlate aircraft flight tracks and events with relevant airport operations information
US6885340B2 (en) * 2000-02-29 2005-04-26 Rannoch Corporation Correlation of flight track data with other data sources
US7570214B2 (en) 1999-03-05 2009-08-04 Era Systems, Inc. Method and apparatus for ADS-B validation, active and passive multilateration, and elliptical surviellance
US7429950B2 (en) 1999-03-05 2008-09-30 Era Systems Corporation Method and apparatus to extend ADS performance metrics
US6812890B2 (en) 2000-02-29 2004-11-02 Rannoch Corporation Voice recognition landing fee billing system
US6603978B1 (en) * 2000-03-24 2003-08-05 Ericsson Inc. Accurate GPS time estimate based on information from a wireless communications system
WO2004015977A2 (en) * 2002-07-05 2004-02-19 Rosum Corporation Precision time transfer using television signals
FR2878336B1 (fr) * 2004-11-19 2007-04-27 Thales Sa Procede et dispositif de localisation d'aeronefs, notamment pour leur guidage automatique en phase d'atterrissage
JP5635723B2 (ja) * 2006-01-30 2014-12-03 富士通株式会社 目標検出装置およびシステム
US7965227B2 (en) 2006-05-08 2011-06-21 Era Systems, Inc. Aircraft tracking using low cost tagging as a discriminator
KR101040254B1 (ko) * 2008-07-11 2011-06-09 광주과학기술원 단방향 측정 기법을 이용한 위치 추정 방법 및 시스템
US9606219B2 (en) * 2010-08-02 2017-03-28 Progeny Systems Corporation Systems and methods for locating a target in a GPS-denied environment
GB2550854B (en) 2016-05-25 2019-06-26 Ge Aviat Systems Ltd Aircraft time synchronization system
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

Also Published As

Publication number Publication date
CA956382A (en) 1974-10-15
US3705404A (en) 1972-12-05
IL35371A (en) 1973-11-28
GB1325475A (en) 1973-08-01
IL35371A0 (en) 1970-12-24

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