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GB2318006B - A radar apparatus - Google Patents

A radar apparatus

Info

Publication number
GB2318006B
GB2318006B GB8223053A GB8223053A GB2318006B GB 2318006 B GB2318006 B GB 2318006B GB 8223053 A GB8223053 A GB 8223053A GB 8223053 A GB8223053 A GB 8223053A GB 2318006 B GB2318006 B GB 2318006B
Authority
GB
United Kingdom
Prior art keywords
radar apparatus
radar
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 - Fee Related
Application number
GB8223053A
Other versions
GB2318006A (en
GB8223053D0 (en
Inventor
Ernest Roscoe Cashen
Montague Ralph Gilday
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.)
EMI Ltd
Original Assignee
EMI 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
Application filed by EMI Ltd filed Critical EMI Ltd
Publication of GB8223053D0 publication Critical patent/GB8223053D0/en
Publication of GB2318006A publication Critical patent/GB2318006A/en
Application granted granted Critical
Publication of GB2318006B publication Critical patent/GB2318006B/en
Anticipated expiration legal-status Critical
Expired - Fee Related 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
    • 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
    • G01S7/28—Details of pulse systems
    • G01S7/285—Receivers
    • G01S7/292—Extracting wanted echo-signals
    • G01S7/2921—Extracting wanted echo-signals based on data belonging to one radar period
    • 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
    • G01S13/50—Systems of measurement based on relative movement of target
    • G01S13/52—Discriminating between fixed and moving objects or between objects moving at different speeds
    • G01S13/522—Discriminating between fixed and moving objects or between objects moving at different speeds using transmissions of interrupted pulse modulated waves
    • G01S13/524—Discriminating between fixed and moving objects or between objects moving at different speeds using transmissions of interrupted pulse modulated waves based upon the phase or frequency shift resulting from movement of objects, with reference to the transmitted signals, e.g. coherent MTi

Landscapes

  • Engineering & Computer Science (AREA)
  • Radar, Positioning & Navigation (AREA)
  • Remote Sensing (AREA)
  • Computer Networks & Wireless Communication (AREA)
  • Physics & Mathematics (AREA)
  • General Physics & Mathematics (AREA)
  • Radar Systems Or Details Thereof (AREA)
GB8223053A 1981-10-26 1982-08-11 A radar apparatus Expired - Fee Related GB2318006B (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
GBGB8132256.2A GB8132256D0 (en) 1981-10-26 1981-10-26 A radar apparatus

Publications (3)

Publication Number Publication Date
GB8223053D0 GB8223053D0 (en) 1998-01-07
GB2318006A GB2318006A (en) 1998-04-08
GB2318006B true GB2318006B (en) 1998-07-15

Family

ID=10525405

Family Applications (2)

Application Number Title Priority Date Filing Date
GBGB8132256.2A Pending GB8132256D0 (en) 1981-10-26 1981-10-26 A radar apparatus
GB8223053A Expired - Fee Related GB2318006B (en) 1981-10-26 1982-08-11 A radar apparatus

Family Applications Before (1)

Application Number Title Priority Date Filing Date
GBGB8132256.2A Pending GB8132256D0 (en) 1981-10-26 1981-10-26 A radar apparatus

Country Status (1)

Country Link
GB (2) GB8132256D0 (en)

Families Citing this family (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US9024806B2 (en) 2012-05-10 2015-05-05 Rosemount Tank Radar Ab Radar level gauge with MCU timing circuit

Also Published As

Publication number Publication date
GB2318006A (en) 1998-04-08
GB8223053D0 (en) 1998-01-07
GB8132256D0 (en) 1997-11-05

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Legal Events

Date Code Title Description
PCNP Patent ceased through non-payment of renewal fee

Effective date: 19981015