GB2184911B - Measurement of noise in a radar receiver - Google Patents

Measurement of noise in a radar receiver

Info

Publication number
GB2184911B
GB2184911B GB08501112A GB8501112A GB2184911B GB 2184911 B GB2184911 B GB 2184911B GB 08501112 A GB08501112 A GB 08501112A GB 8501112 A GB8501112 A GB 8501112A GB 2184911 B GB2184911 B GB 2184911B
Authority
GB
United Kingdom
Prior art keywords
noise
measurement
radar receiver
radar
receiver
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
GB08501112A
Other versions
GB2184911A (en
GB8501112D0 (en
Inventor
Guy Descodt
Daniel Seguin
Philippe Elleaume
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.)
Thales SA
Original Assignee
Thomson CSF SA
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 Thomson CSF SA filed Critical Thomson CSF SA
Publication of GB8501112D0 publication Critical patent/GB8501112D0/en
Publication of GB2184911A publication Critical patent/GB2184911A/en
Application granted granted Critical
Publication of GB2184911B publication Critical patent/GB2184911B/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
    • 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
    • G01S13/5246—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 post processors for coherent MTI discriminators, e.g. residue cancellers, CFAR after Doppler filters
    • 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
    • G01S7/40—Means for monitoring or calibrating

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)
GB08501112A 1984-01-27 1985-01-16 Measurement of noise in a radar receiver Expired GB2184911B (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
FR8401297A FR2589586B1 (en) 1984-01-27 1984-01-27 METHOD AND DEVICE FOR MEASURING THE NOISE SIGNALS OF A RADAR RECEIVER

Publications (3)

Publication Number Publication Date
GB8501112D0 GB8501112D0 (en) 1987-04-01
GB2184911A GB2184911A (en) 1987-07-01
GB2184911B true GB2184911B (en) 1988-02-10

Family

ID=9300541

Family Applications (1)

Application Number Title Priority Date Filing Date
GB08501112A Expired GB2184911B (en) 1984-01-27 1985-01-16 Measurement of noise in a radar receiver

Country Status (5)

Country Link
DE (1) DE3502398C2 (en)
FR (1) FR2589586B1 (en)
GB (1) GB2184911B (en)
IT (1) IT1182371B (en)
NL (1) NL8500212A (en)

Families Citing this family (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
IT1200902B (en) * 1985-12-18 1989-01-27 Contraves Italiana Spa METHOD FOR IN-LINE MEASUREMENT OF BACKGROUND NOISE FOR RADAR MTI WITH SUPPRESSION OF SAMPLES NOT COMING FROM THE NOISE, AND VO DIGITAL DEVICES FOR THE IMPLEMENTATION OF THE METHOD

Family Cites Families (6)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US4067013A (en) * 1976-11-12 1978-01-03 The United States Of America As Represented By The Navy Automatic thresholding and reference circuit
DE2823419A1 (en) * 1978-05-29 1979-12-06 Siemens Ag Pulsed Doppler radar receiver system - has noise signal suppression circuit with target threshold amplitude detection and range noise detection
DE3012036C2 (en) * 1980-03-28 1982-06-24 Siemens AG, 1000 Berlin und 8000 München Pulse Doppler radar with a CFAR threshold
GB2080070A (en) * 1980-07-02 1982-01-27 Decca Ltd Pulse Doppler Radar Apparatus
FR2512210A1 (en) * 1981-08-28 1983-03-04 Thomson Csf DEVICE FOR REMOVING NON-TRACE MOBILE ECHOS AND PARASITE ECHOS IN A RADAR
DE3222489A1 (en) * 1982-06-15 1983-12-15 Siemens AG, 1000 Berlin und 8000 München PULSE DOPPLER RADAR DEVICE WITH A PULSE LENGTH DISCRIMINATOR

Also Published As

Publication number Publication date
DE3502398C2 (en) 1994-03-03
FR2589586B1 (en) 1988-04-08
IT1182371B (en) 1987-10-05
DE3502398A1 (en) 1987-10-15
NL8500212A (en) 1987-04-01
GB2184911A (en) 1987-07-01
IT8567055A1 (en) 1986-07-23
FR2589586A1 (en) 1987-05-07
IT8567055A0 (en) 1985-01-23
GB8501112D0 (en) 1987-04-01

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Legal Events

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

Effective date: 19950116