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GB2393871B - Multi-station HF FMCW radar frequency sharing with GPS time modulation multiplexing - Google Patents

Multi-station HF FMCW radar frequency sharing with GPS time modulation multiplexing

Info

Publication number
GB2393871B
GB2393871B GB0327729A GB0327729A GB2393871B GB 2393871 B GB2393871 B GB 2393871B GB 0327729 A GB0327729 A GB 0327729A GB 0327729 A GB0327729 A GB 0327729A GB 2393871 B GB2393871 B GB 2393871B
Authority
GB
United Kingdom
Prior art keywords
station
gps time
fmcw radar
time modulation
frequency sharing
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
Application number
GB0327729A
Other versions
GB0327729D0 (en
GB2393871A (en
Inventor
Donald E Barrick
Peter M Lilleboe
Calvin C Teague
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.)
Codar Ocean Sensors Ltd
Original Assignee
Codar Ocean Sensors Ltd
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
Priority claimed from US10/108,769 external-priority patent/US6856276B2/en
Application filed by Codar Ocean Sensors Ltd filed Critical Codar Ocean Sensors Ltd
Publication of GB0327729D0 publication Critical patent/GB0327729D0/en
Publication of GB2393871A publication Critical patent/GB2393871A/en
Application granted granted Critical
Publication of GB2393871B publication Critical patent/GB2393871B/en
Anticipated expiration legal-status Critical
Expired - Lifetime 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
    • 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
    • G01S13/0218—Very long range radars, e.g. surface wave radar, over-the-horizon or ionospheric propagation 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
    • G01S13/87—Combinations of radar systems, e.g. primary radar and secondary radar
    • 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
    • G01S7/00—Details of systems according to groups G01S13/00, G01S15/00, G01S17/00
    • G01S7/02—Details of systems according to groups G01S13/00, G01S15/00, G01S17/00 of systems according to group G01S13/00
    • 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
    • G01S7/00—Details of systems according to groups G01S13/00, G01S15/00, G01S17/00
    • G01S7/02—Details of systems according to groups G01S13/00, G01S15/00, G01S17/00 of systems according to group G01S13/00
    • G01S7/35—Details of non-pulse systems

Landscapes

  • Engineering & Computer Science (AREA)
  • Radar, Positioning & Navigation (AREA)
  • Remote Sensing (AREA)
  • Computer Networks & Wireless Communication (AREA)
  • Physics & Mathematics (AREA)
  • General Physics & Mathematics (AREA)
  • Position Fixing By Use Of Radio Waves (AREA)
GB0327729A 2001-07-26 2002-07-22 Multi-station HF FMCW radar frequency sharing with GPS time modulation multiplexing Expired - Lifetime GB2393871B (en)

Applications Claiming Priority (5)

Application Number Priority Date Filing Date Title
US30823501P 2001-07-26 2001-07-26
US31556701P 2001-08-28 2001-08-28
US32721701P 2001-10-04 2001-10-04
US10/108,769 US6856276B2 (en) 2001-07-26 2002-03-28 Multi-station HF FMCW radar frequency sharing with GPS time modulation multiplexing
GB0216999A GB2383217B (en) 2001-07-26 2002-07-22 Multi-station radar frequency sharing with gps time modulation multiplexing

Publications (3)

Publication Number Publication Date
GB0327729D0 GB0327729D0 (en) 2003-12-31
GB2393871A GB2393871A (en) 2004-04-07
GB2393871B true GB2393871B (en) 2005-02-09

Family

ID=31982641

Family Applications (1)

Application Number Title Priority Date Filing Date
GB0327729A Expired - Lifetime GB2393871B (en) 2001-07-26 2002-07-22 Multi-station HF FMCW radar frequency sharing with GPS time modulation multiplexing

Country Status (1)

Country Link
GB (1) GB2393871B (en)

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US10769239B2 (en) 2014-11-26 2020-09-08 Maritime Radar Systems Limited System for monitoring a maritime environment

Families Citing this family (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
FR2881531B1 (en) * 2005-01-28 2007-03-16 Thales Sa ELECTROMAGNETIC COUPLING METHOD BETWEEN L-BAND RADAR AND RADIONAVIGATION EQUIPMENT AND SELF-PROTECTION AND RADIONAVIGATION DEVICE
US10627509B2 (en) * 2016-09-15 2020-04-21 Codar Ocean Sensors, Ltd. Call-sign implementation optimized for FMCW HF oceanographic radars
CN114137482B (en) * 2021-10-27 2024-09-24 安徽隼波科技有限公司 Method and system for solving same-frequency interference of frequency sweeping radar
CN114859296B (en) * 2022-04-26 2023-04-14 哈尔滨工业大学 Signal Processing Method of High Frequency Ground Wave Radar with Spatial Scanning Characteristics

Citations (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS6196482A (en) * 1984-10-17 1986-05-15 Toshiba Corp Radar system
EP0864880A1 (en) * 1997-01-17 1998-09-16 Telefonaktiebolaget Lm Ericsson Procedure and system for the control of a number of radar units

Patent Citations (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS6196482A (en) * 1984-10-17 1986-05-15 Toshiba Corp Radar system
EP0864880A1 (en) * 1997-01-17 1998-09-16 Telefonaktiebolaget Lm Ericsson Procedure and system for the control of a number of radar units

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US10769239B2 (en) 2014-11-26 2020-09-08 Maritime Radar Systems Limited System for monitoring a maritime environment

Also Published As

Publication number Publication date
GB0327729D0 (en) 2003-12-31
GB2393871A (en) 2004-04-07

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Legal Events

Date Code Title Description
PE20 Patent expired after termination of 20 years

Expiry date: 20220721