JPS528156B1 - - Google Patents

Info

Publication number
JPS528156B1
JPS528156B1 JP47067870A JP6787072A JPS528156B1 JP S528156 B1 JPS528156 B1 JP S528156B1 JP 47067870 A JP47067870 A JP 47067870A JP 6787072 A JP6787072 A JP 6787072A JP S528156 B1 JPS528156 B1 JP S528156B1
Authority
JP
Japan
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.)
Pending
Application number
JP47067870A
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 filed Critical
Publication of JPS528156B1 publication Critical patent/JPS528156B1/ja
Pending legal-status Critical Current

Links

Classifications

    • H—ELECTRICITY
    • H03—ELECTRONIC CIRCUITRY
    • H03L—AUTOMATIC CONTROL, STARTING, SYNCHRONISATION OR STABILISATION OF GENERATORS OF ELECTRONIC OSCILLATIONS OR PULSES
    • H03L7/00—Automatic control of frequency or phase; Synchronisation
    • H03L7/06—Automatic control of frequency or phase; Synchronisation using a reference signal applied to a frequency- or phase-locked loop
    • H03L7/08—Details of the phase-locked loop
    • H03L7/14—Details of the phase-locked loop for assuring constant frequency when supply or correction voltages fail or are interrupted
    • H03L7/143—Details of the phase-locked loop for assuring constant frequency when supply or correction voltages fail or are interrupted by switching the reference signal of the phase-locked loop
    • 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
    • G01S13/58—Velocity or trajectory determination systems; Sense-of-movement determination systems
    • G01S13/585—Velocity or trajectory determination systems; Sense-of-movement determination systems processing the video signal in order to evaluate or display the velocity value
    • G01S13/586—Velocity or trajectory determination systems; Sense-of-movement determination systems processing the video signal in order to evaluate or display the velocity value using, or combined with, frequency tracking means
    • 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
    • G01S13/58—Velocity or trajectory determination systems; Sense-of-movement determination systems
    • G01S13/64—Velocity measuring systems using range gates

Landscapes

  • Engineering & Computer Science (AREA)
  • Radar, Positioning & Navigation (AREA)
  • Remote Sensing (AREA)
  • Computer Networks & Wireless Communication (AREA)
  • Physics & Mathematics (AREA)
  • General Physics & Mathematics (AREA)
  • Multimedia (AREA)
  • Radar Systems Or Details Thereof (AREA)
JP47067870A 1971-07-06 1972-07-06 Pending JPS528156B1 (ja)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
US15986171A 1971-07-06 1971-07-06

Publications (1)

Publication Number Publication Date
JPS528156B1 true JPS528156B1 (ja) 1977-03-07

Family

ID=22574405

Family Applications (1)

Application Number Title Priority Date Filing Date
JP47067870A Pending JPS528156B1 (ja) 1971-07-06 1972-07-06

Country Status (8)

Country Link
US (1) US3710386A (ja)
JP (1) JPS528156B1 (ja)
CA (1) CA960765A (ja)
DE (1) DE2218753C3 (ja)
FR (1) FR2144651B1 (ja)
GB (1) GB1343259A (ja)
IT (1) IT970681B (ja)
SE (1) SE377726B (ja)

Families Citing this family (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US3852744A (en) * 1973-01-05 1974-12-03 Singer Co Single time shared receiver and frequency tracker for a beam-lobed doppler radar system
US4160248A (en) * 1977-11-25 1979-07-03 The Singer Company Solid state pulsed coherent doppler radar
US4647874A (en) * 1981-12-09 1987-03-03 The United States Of America As Represented By The Secretary Of The Army Doppler signal processing circuitry
EP0316471B1 (de) * 1987-11-17 1993-07-28 LITEF GmbH Verfahren zur Erhöhung der Fehlererkennung bei der Geschwindigkeitsmessung von Fluggeräten mittels Doppler-Radar
DE3940805A1 (de) * 1989-12-09 1991-06-13 Dornier Gmbh Radar-signalauswertung

Family Cites Families (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
NL257066A (ja) * 1959-10-20

Also Published As

Publication number Publication date
DE2218753A1 (de) 1973-01-25
DE2218753C3 (de) 1979-08-02
IT970681B (it) 1974-04-20
FR2144651B1 (ja) 1977-04-01
GB1343259A (en) 1974-01-10
CA960765A (en) 1975-01-07
US3710386A (en) 1973-01-09
SE377726B (ja) 1975-07-21
FR2144651A1 (ja) 1973-02-16
DE2218753B2 (de) 1978-11-09

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