FR2298112B1 - - Google Patents

Info

Publication number
FR2298112B1
FR2298112B1 FR7600671A FR7600671A FR2298112B1 FR 2298112 B1 FR2298112 B1 FR 2298112B1 FR 7600671 A FR7600671 A FR 7600671A FR 7600671 A FR7600671 A FR 7600671A FR 2298112 B1 FR2298112 B1 FR 2298112B1
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.)
Expired
Application number
FR7600671A
Other languages
French (fr)
Other versions
FR2298112A1 (fr
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.)
Fried Krupp AG
Original Assignee
Fried Krupp AG
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 Fried Krupp AG filed Critical Fried Krupp AG
Publication of FR2298112A1 publication Critical patent/FR2298112A1/fr
Application granted granted Critical
Publication of FR2298112B1 publication Critical patent/FR2298112B1/fr
Granted 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
    • G01S15/00—Systems using the reflection or reradiation of acoustic waves, e.g. sonar systems
    • G01S15/02—Systems using the reflection or reradiation of acoustic waves, e.g. sonar systems using reflection of acoustic waves
    • G01S15/50—Systems of measurement, based on relative movement of the target
    • G01S15/58—Velocity or trajectory determination systems; Sense-of-movement determination systems
    • G01S15/582—Velocity or trajectory determination systems; Sense-of-movement determination systems using transmission of interrupted pulse-modulated waves and based upon the Doppler effect resulting from movement of targets
    • 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

Landscapes

  • Engineering & Computer Science (AREA)
  • Radar, Positioning & Navigation (AREA)
  • Remote Sensing (AREA)
  • Physics & Mathematics (AREA)
  • Computer Networks & Wireless Communication (AREA)
  • General Physics & Mathematics (AREA)
  • Acoustics & Sound (AREA)
  • Multimedia (AREA)
  • Measurement Of Velocity Or Position Using Acoustic Or Ultrasonic Waves (AREA)
  • Arrangements For Transmission Of Measured Signals (AREA)
  • Near-Field Transmission Systems (AREA)
  • Inspection Of Paper Currency And Valuable Securities (AREA)
FR7600671A 1975-01-17 1976-01-13 Montage numerique suiveur de frequence pour la mesure continue d'une frequence porteuse d'impulsions Granted FR2298112A1 (fr)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
DE2501714A DE2501714C2 (de) 1975-01-17 1975-01-17 Digitale Frequenznachlaufschaltung zur kontinuierlichen Messung der Trägerfrequenz von Impulsen

Publications (2)

Publication Number Publication Date
FR2298112A1 FR2298112A1 (fr) 1976-08-13
FR2298112B1 true FR2298112B1 (enrdf_load_stackoverflow) 1981-11-20

Family

ID=5936639

Family Applications (1)

Application Number Title Priority Date Filing Date
FR7600671A Granted FR2298112A1 (fr) 1975-01-17 1976-01-13 Montage numerique suiveur de frequence pour la mesure continue d'une frequence porteuse d'impulsions

Country Status (3)

Country Link
DE (1) DE2501714C2 (enrdf_load_stackoverflow)
FR (1) FR2298112A1 (enrdf_load_stackoverflow)
NO (1) NO143182C (enrdf_load_stackoverflow)

Families Citing this family (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE2821230A1 (de) * 1978-05-16 1979-11-22 Blaupunkt Werke Gmbh Verfahren und schaltungsanordnung zum erkennen von diskreten frequenzen
DE3447545A1 (de) * 1984-12-24 1986-06-26 Fried. Krupp Gmbh, 4300 Essen Dopplerlog fuer ein fahrzeug, insbesondere wasserfahrzeug
DE19608331C2 (de) * 1996-03-05 2001-03-01 Stn Atlas Elektronik Gmbh Vorrichtung zur Messung der Frequenz eines Eingangssignals sowie deren Verwendung zur Messung der Geschwindigkeit von Wasserfahrzeugen

Family Cites Families (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
NL288519A (enrdf_load_stackoverflow) * 1962-04-25
US3351868A (en) * 1966-02-02 1967-11-07 Bell Telephone Labor Inc Phase locked loop with fast frequency pull-in
GB1204365A (en) * 1967-09-21 1970-09-09 Standard Telephones Cables Ltd Phase-locked loop
US3411102A (en) * 1968-01-16 1968-11-12 Itt Automatic frequency correction for phase locked oscillator systems
US3715751A (en) * 1970-09-30 1973-02-06 Raytheon Co Digital speed gate for doppler radar

Also Published As

Publication number Publication date
DE2501714A1 (de) 1976-07-22
NO143182C (no) 1980-12-29
DE2501714C2 (de) 1984-06-07
NO143182B (no) 1980-09-15
NO760029L (enrdf_load_stackoverflow) 1976-07-20
FR2298112A1 (fr) 1976-08-13

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Legal Events

Date Code Title Description
ST Notification of lapse