FR2042527A1 - - Google Patents

Info

Publication number
FR2042527A1
FR2042527A1 FR7016870A FR7016870A FR2042527A1 FR 2042527 A1 FR2042527 A1 FR 2042527A1 FR 7016870 A FR7016870 A FR 7016870A FR 7016870 A FR7016870 A FR 7016870A FR 2042527 A1 FR2042527 A1 FR 2042527A1
Authority
FR
France
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.)
Granted
Application number
FR7016870A
Other languages
French (fr)
Other versions
FR2042527B1 (nl
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.)
Telefonaktiebolaget LM Ericsson AB
Original Assignee
Telefonaktiebolaget LM Ericsson AB
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 Telefonaktiebolaget LM Ericsson AB filed Critical Telefonaktiebolaget LM Ericsson AB
Publication of FR2042527A1 publication Critical patent/FR2042527A1/fr
Application granted granted Critical
Publication of FR2042527B1 publication Critical patent/FR2042527B1/fr
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
    • 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
    • G01S13/526—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 performing filtering on the whole spectrum without loss of range information, e.g. using delay line cancellers or comb filters
    • G01S13/528—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 performing filtering on the whole spectrum without loss of range information, e.g. using delay line cancellers or comb filters with elimination of blind speeds

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)
  • Optical Radar Systems And Details Thereof (AREA)
FR7016870A 1969-05-09 1970-05-08 Expired FR2042527B1 (nl)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
SE657869A SE330918B (nl) 1969-05-09 1969-05-09

Publications (2)

Publication Number Publication Date
FR2042527A1 true FR2042527A1 (nl) 1971-02-12
FR2042527B1 FR2042527B1 (nl) 1974-07-12

Family

ID=20269057

Family Applications (1)

Application Number Title Priority Date Filing Date
FR7016870A Expired FR2042527B1 (nl) 1969-05-09 1970-05-08

Country Status (8)

Country Link
JP (1) JPS508637B1 (nl)
CH (1) CH507522A (nl)
DE (1) DE2022234B2 (nl)
FR (1) FR2042527B1 (nl)
GB (1) GB1306961A (nl)
NL (1) NL174989C (nl)
NO (1) NO123045B (nl)
SE (1) SE330918B (nl)

Families Citing this family (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE3110279C2 (de) * 1981-03-17 1984-01-19 Siemens AG, 1000 Berlin und 8000 München Puls-Doppler-Radargerät mit veränderbarer Pulsfolgefrequenz
US6049302A (en) * 1999-05-04 2000-04-11 Boeing North American Pulsed doppler radar system with small intermediate frequency filters

Citations (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US3124761A (en) * 1964-03-10 Circuit
US3155973A (en) * 1956-06-13 1964-11-03 Westinghouse Electric Corp Multiple pulse repetition frequency automatic range tracking pulse doppler radar
FR1392158A (fr) * 1963-05-16 1965-03-12 Lab For Electronics Perfectionnements aux dispositifs de radar à effet doppler-fizeau
FR1527999A (fr) * 1967-04-21 1968-06-07 Csf Perfectionnement aux dispositifs d'élimination d'échos fixes

Patent Citations (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US3124761A (en) * 1964-03-10 Circuit
US3155973A (en) * 1956-06-13 1964-11-03 Westinghouse Electric Corp Multiple pulse repetition frequency automatic range tracking pulse doppler radar
FR1392158A (fr) * 1963-05-16 1965-03-12 Lab For Electronics Perfectionnements aux dispositifs de radar à effet doppler-fizeau
FR1527999A (fr) * 1967-04-21 1968-06-07 Csf Perfectionnement aux dispositifs d'élimination d'échos fixes

Also Published As

Publication number Publication date
FR2042527B1 (nl) 1974-07-12
CH507522A (de) 1971-05-15
SE330918B (nl) 1970-12-07
JPS508637B1 (nl) 1975-04-05
NO123045B (nl) 1971-09-20
NL174989C (nl) 1984-09-03
DE2022234A1 (de) 1970-11-19
GB1306961A (en) 1973-02-14
NL7006335A (nl) 1970-11-11
DE2022234B2 (de) 1972-07-27
NL174989B (nl) 1984-04-02

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Legal Events

Date Code Title Description
ST Notification of lapse