CA956382A - Aircraft clock monitoring and time propagating - Google Patents

Aircraft clock monitoring and time propagating

Info

Publication number
CA956382A
CA956382A CA095,455A CA95455A CA956382A CA 956382 A CA956382 A CA 956382A CA 95455 A CA95455 A CA 95455A CA 956382 A CA956382 A CA 956382A
Authority
CA
Canada
Prior art keywords
clock monitoring
time propagating
aircraft clock
aircraft
propagating
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
Application number
CA095,455A
Other versions
CA95455S (en
Inventor
John P. Chisholm
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
Individual
Original Assignee
Individual
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 by Individual filed Critical Individual
Application granted granted Critical
Publication of CA956382A publication Critical patent/CA956382A/en
Expired 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
CA095,455A 1969-11-17 1970-10-09 Aircraft clock monitoring and time propagating Expired CA956382A (en)

Applications Claiming Priority (1)

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

Publications (1)

Publication Number Publication Date
CA956382A true CA956382A (en) 1974-10-15

Family

ID=25369438

Family Applications (1)

Application Number Title Priority Date Filing Date
CA095,455A Expired CA956382A (en) 1969-11-17 1970-10-09 Aircraft clock monitoring and time propagating

Country Status (5)

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

Families Citing this family (45)

* Cited by examiner, † Cited by third party
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DE2829558A1 (en) * 1978-07-05 1980-01-24 Siemens Ag PHASE COMPARISON HYPERBLE METHOD FOR LOCATING FLAT-TIED VEHICLES AND DEVICE FOR IMPLEMENTING THE METHOD
US4792806A (en) * 1982-01-15 1988-12-20 Atlantic Scientific Corporation Lightning position and tracking method
DE3841585A1 (en) * 1988-12-09 1990-06-13 Rohde & Schwarz Arrangement for calibrating a hyperbolic positioning system
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 (en) * 1997-06-05 1998-12-10 Rohde & Schwarz Radio network especially for paging systems
US6448929B1 (en) 1998-07-14 2002-09-10 Rannoch Corporation Method and apparatus for correlating flight identification data with secondary surveillance radar data
US6384783B1 (en) * 1998-07-14 2002-05-07 Rannoch Corporation Method and apparatus for correlating flight identification data with secondary surveillance
US8446321B2 (en) 1999-03-05 2013-05-21 Omnipol A.S. Deployable intelligence and tracking system for homeland security and search and rescue
US7429950B2 (en) 1999-03-05 2008-09-30 Era Systems Corporation Method and apparatus to extend ADS performance metrics
US7437250B2 (en) 1999-03-05 2008-10-14 Era Systems Corporation Airport pavement management system
US7126534B2 (en) * 1999-03-05 2006-10-24 Rannoch Corporation Minimum safe altitude warning
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
US7375683B2 (en) 1999-03-05 2008-05-20 Era Systems Corporation Use of geo-stationary satellites to augment wide— area multilateration synchronization
US7739167B2 (en) 1999-03-05 2010-06-15 Era Systems Corporation Automated management of airport revenues
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
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
US7132982B2 (en) 1999-03-05 2006-11-07 Rannock Corporation Method and apparatus for accurate aircraft and vehicle tracking
US6885340B2 (en) 2000-02-29 2005-04-26 Rannoch Corporation Correlation of flight track data with other data sources
US6812890B2 (en) 2000-02-29 2004-11-02 Rannoch Corporation Voice recognition landing fee billing system
US6633259B1 (en) 1999-03-05 2003-10-14 Rannuch Corporation Method and apparatus for improving utility of automatic dependent surveillance
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
US7908077B2 (en) 2003-06-10 2011-03-15 Itt Manufacturing Enterprises, Inc. Land use compatibility planning software
US7423590B2 (en) 1999-03-05 2008-09-09 Era Systems Corporation Method and apparatus for improving ADS-B security
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
US7777675B2 (en) 1999-03-05 2010-08-17 Era Systems Corporation Deployable passive broadband aircraft tracking
US7495612B2 (en) 1999-03-05 2009-02-24 Era Systems Corporation Method and apparatus to improve ADS-B security
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
US6603978B1 (en) * 2000-03-24 2003-08-05 Ericsson Inc. Accurate GPS time estimate based on information from a wireless communications system
AU2003258995A1 (en) * 2002-07-05 2004-02-25 Rosum Corporation Precision time transfer using television signals
FR2878336B1 (en) * 2004-11-19 2007-04-27 Thales Sa METHOD AND DEVICE FOR LOCATING AIRCRAFT, IN PARTICULAR FOR THEIR AUTOMATIC LANDING PHASE GUIDANCE
JP5635723B2 (en) * 2006-01-30 2014-12-03 富士通株式会社 Target detection apparatus and system
US7965227B2 (en) 2006-05-08 2011-06-21 Era Systems, Inc. Aircraft tracking using low cost tagging as a discriminator
KR101040254B1 (en) * 2008-07-11 2011-06-09 광주과학기술원 Method and System for Localization Using One-way Ranging Technique
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
JPS4941800B1 (en) 1974-11-11
US3705404A (en) 1972-12-05
IL35371A (en) 1973-11-28
GB1325475A (en) 1973-08-01
IL35371A0 (en) 1970-12-24

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