IT1064552B - Procedimento per la misura delle frequenze e dei periodi di pacchi di onde non coerenti - Google Patents

Procedimento per la misura delle frequenze e dei periodi di pacchi di onde non coerenti

Info

Publication number
IT1064552B
IT1064552B IT2963076A IT2963076A IT1064552B IT 1064552 B IT1064552 B IT 1064552B IT 2963076 A IT2963076 A IT 2963076A IT 2963076 A IT2963076 A IT 2963076A IT 1064552 B IT1064552 B IT 1064552B
Authority
IT
Italy
Prior art keywords
packs
periods
procedure
coherent wave
measuring frequencies
Prior art date
Application number
IT2963076A
Other languages
English (en)
Italian (it)
Original Assignee
Patelhold Patentverwertung
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 Patelhold Patentverwertung filed Critical Patelhold Patentverwertung
Application granted granted Critical
Publication of IT1064552B publication Critical patent/IT1064552B/it

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
    • G01S13/58—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
    • 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
    • G01S7/2806—Employing storage or delay devices which preserve the pulse form of the echo signal, e.g. for comparing and combining echoes received during different periods

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)
  • Complex Calculations (AREA)
  • Measuring Frequencies, Analyzing Spectra (AREA)
IT2963076A 1975-11-24 1976-11-22 Procedimento per la misura delle frequenze e dei periodi di pacchi di onde non coerenti IT1064552B (it)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
CH1518975A CH601804A5 (enrdf_load_stackoverflow) 1975-11-24 1975-11-24

Publications (1)

Publication Number Publication Date
IT1064552B true IT1064552B (it) 1985-02-18

Family

ID=4407096

Family Applications (1)

Application Number Title Priority Date Filing Date
IT2963076A IT1064552B (it) 1975-11-24 1976-11-22 Procedimento per la misura delle frequenze e dei periodi di pacchi di onde non coerenti

Country Status (5)

Country Link
CH (1) CH601804A5 (enrdf_load_stackoverflow)
DE (1) DE2557906C2 (enrdf_load_stackoverflow)
FR (1) FR2332539A1 (enrdf_load_stackoverflow)
IT (1) IT1064552B (enrdf_load_stackoverflow)
NL (1) NL7612957A (enrdf_load_stackoverflow)

Families Citing this family (8)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE2801520A1 (de) * 1978-01-14 1979-07-19 Bosch Gmbh Robert Messeinrichtung zur bestimmung der periodendauer einer wechselspannung
DE2914072C2 (de) * 1979-04-07 1985-06-20 Kernforschungsanlage Jülich GmbH, 5170 Jülich Schaltungsanordnung zur Ermittlung der Periodendauer und/oder davon abgeleiteten Größen eines im wesentlichen periodischen Signals
DE3120525C2 (de) * 1981-05-22 1986-11-27 Siemens AG, 1000 Berlin und 8000 München Verfahren und Schaltung zur digitalen Erfassung der Frequenz eines niderfrequent schwankenden elektrischen Signals
JPS57194371A (en) * 1981-05-27 1982-11-29 Hitachi Ltd Doppler radar type vehicle speedometer
US4489321A (en) * 1983-05-05 1984-12-18 Deere & Company Radar ground speed sensing system
US4633252A (en) * 1983-08-29 1986-12-30 Dickey-John Corporation Radar velocity sensor
FR2554599B1 (fr) * 1983-11-08 1987-07-31 Renault Procede et dispositif de mesure par ultrasons de la vitesse d'avancement d'un vehicule par rapport au sol
DE4313352C2 (de) * 1992-12-04 1995-11-16 Pepperl & Fuchs Verfahren und Vorrichtung zum automatischen Feststellen von sich bewegenden Personen und/oder Fahrzeugen nach dem Doppler-Prinzip

Family Cites Families (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE1291545B (de) * 1962-10-23 1969-03-27 Telefunken Patent Vorrichtung zum Ermitteln der Geschwindigkeit eines Fahrzeuges
FR2050556A5 (en) * 1969-06-17 1971-04-02 Owens Corning Fiberglass Corp Measuring variable state in extrusion of - glass fibres of constant diameter
CH521590A (de) * 1970-09-25 1972-04-15 Bbc Brown Boveri & Cie Verfahren und Einrichtung zur Messung der Periodendauer eines elektrischen Signals mit statistisch schwänkenden Signalamplituden
GB1283809A (en) * 1970-12-08 1972-08-02 Mullard Ltd Improvements in or relating to the automatic measurement of pulse repetition intervals
FR2279113A1 (fr) * 1974-07-17 1976-02-13 Sfim Cinemometre a effet doppler

Also Published As

Publication number Publication date
FR2332539A1 (fr) 1977-06-17
FR2332539B1 (enrdf_load_stackoverflow) 1982-12-10
NL7612957A (nl) 1977-05-26
DE2557906A1 (de) 1977-06-02
DE2557906C2 (de) 1983-10-20
CH601804A5 (enrdf_load_stackoverflow) 1978-07-14

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