DE1231769B - Empfangseinrichtung fuer Hoehenmesser - Google Patents

Empfangseinrichtung fuer Hoehenmesser

Info

Publication number
DE1231769B
DE1231769B DEJ22355A DEJ0022355A DE1231769B DE 1231769 B DE1231769 B DE 1231769B DE J22355 A DEJ22355 A DE J22355A DE J0022355 A DEJ0022355 A DE J0022355A DE 1231769 B DE1231769 B DE 1231769B
Authority
DE
Germany
Prior art keywords
frequency
voltage
altimeter
wave
charging circuit
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.)
Pending
Application number
DEJ22355A
Other languages
German (de)
English (en)
Inventor
William Littery Garfield
Ian Frederick Howard Goult
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.)
International Standard Electric Corp
Original Assignee
International Standard Electric Corp
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 International Standard Electric Corp filed Critical International Standard Electric Corp
Publication of DE1231769B publication Critical patent/DE1231769B/de
Pending legal-status Critical Current

Links

Classifications

    • H—ELECTRICITY
    • H03—ELECTRONIC CIRCUITRY
    • H03D—DEMODULATION OR TRANSFERENCE OF MODULATION FROM ONE CARRIER TO ANOTHER
    • H03D3/00—Demodulation of angle-, frequency- or phase- modulated oscillations
    • H03D3/02—Demodulation of angle-, frequency- or phase- modulated oscillations by detecting phase difference between two signals obtained from input signal
    • H03D3/04—Demodulation of angle-, frequency- or phase- modulated oscillations by detecting phase difference between two signals obtained from input signal by counting or integrating cycles of oscillations
    • 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
    • G01S13/06—Systems determining position data of a target
    • G01S13/08—Systems for measuring distance only
    • G01S13/32—Systems for measuring distance only using transmission of continuous waves, whether amplitude-, frequency-, or phase-modulated, or unmodulated
    • G01S13/34—Systems for measuring distance only using transmission of continuous waves, whether amplitude-, frequency-, or phase-modulated, or unmodulated using transmission of continuous, frequency-modulated waves while heterodyning the received signal, or a signal derived therefrom, with a locally-generated signal related to the contemporaneously transmitted signal
    • 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
    • G01S7/36—Means for anti-jamming, e.g. ECCM, i.e. electronic counter-counter measures
    • H—ELECTRICITY
    • H03—ELECTRONIC CIRCUITRY
    • H03G—CONTROL OF AMPLIFICATION
    • H03G11/00—Limiting amplitude; Limiting rate of change of amplitude ; Clipping in general
    • H03G11/06—Limiters of angle-modulated signals; such limiters combined with discriminators

Landscapes

  • Engineering & Computer Science (AREA)
  • Radar, Positioning & Navigation (AREA)
  • Remote Sensing (AREA)
  • Computer Networks & Wireless Communication (AREA)
  • Physics & Mathematics (AREA)
  • General Physics & Mathematics (AREA)
  • Power Engineering (AREA)
  • Radar Systems Or Details Thereof (AREA)
DEJ22355A 1961-09-08 1962-09-07 Empfangseinrichtung fuer Hoehenmesser Pending DE1231769B (de)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
GB32346/61A GB1019991A (en) 1961-09-08 1961-09-08 Radio receiver including a monitoring circuit

Publications (1)

Publication Number Publication Date
DE1231769B true DE1231769B (de) 1967-01-05

Family

ID=10337195

Family Applications (1)

Application Number Title Priority Date Filing Date
DEJ22355A Pending DE1231769B (de) 1961-09-08 1962-09-07 Empfangseinrichtung fuer Hoehenmesser

Country Status (6)

Country Link
US (1) US3226715A (US06373033-20020416-M00002.png)
BE (2) BE622164A (US06373033-20020416-M00002.png)
CH (1) CH422074A (US06373033-20020416-M00002.png)
DE (1) DE1231769B (US06373033-20020416-M00002.png)
GB (2) GB1019991A (US06373033-20020416-M00002.png)
NL (2) NL283019A (US06373033-20020416-M00002.png)

Family Cites Families (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US2533898A (en) * 1948-06-02 1950-12-12 Rca Corp Radio distance measuring system
US3131386A (en) * 1959-12-04 1964-04-28 Collins Radio Co Multiple circuit signal level monitor

Non-Patent Citations (1)

* Cited by examiner, † Cited by third party
Title
None *

Also Published As

Publication number Publication date
BE624592A (US06373033-20020416-M00002.png)
NL285389A (US06373033-20020416-M00002.png)
GB1019991A (en) 1966-02-09
GB987236A (en) 1965-03-24
NL283019A (US06373033-20020416-M00002.png)
CH422074A (de) 1966-10-15
BE622164A (US06373033-20020416-M00002.png)
US3226715A (en) 1965-12-28

Similar Documents

Publication Publication Date Title
US2427523A (en) Blanking circuit
WO1995022770A1 (de) Mit akustischen oberflächenwellen arbeitende identifizierungsmarke
DE1201428B (de) UEberwachungs- und Alarmeinrichtung fuer nach dem Rueckstrahlprinzip mit kontinuierlichen, frequenzmodulierten Wellen arbeitende Hoehenmesser
DE2445121A1 (de) Sendeausgangsmonitor
DE69118247T2 (de) Radargerät mit Störungsindikator und Empfangsvorrichtung mit Störungsindikator
DE3121781A1 (de) Verfahren und vorrichtung zur hoehenstandsmessung eines stroemenden gutes oder materials
DE1231769B (de) Empfangseinrichtung fuer Hoehenmesser
DE2706309A1 (de) Anordnung zur messung der wolkenhoehe
US4197539A (en) Target detecting and ranging system
DE1937723A1 (de) Kompensationseinrichtung fuer die Bedaempfung von Radarsignalen,insbesondere fuer Wetter-Radar
DE3133645A1 (de) Mikrowellenorientierungssystem fuer blinde
EP0426881B1 (de) Radarempfänger
DE1122594B (de) Begrenzungsschaltanordnung zur Beseitigung von Reststoerungen bei Impuls-Radargeraeten, die nur bewegte Ziele anzeigen
DE4419032A1 (de) Lichttaster mit Hintergrundausblendung, realisiert nach dem Quotientenverfahren
DE1190845B (de) Einrichtung zum Feststellen von schallreflektierenden Koerpern, insbesondere von Fischen
DE102020211745A1 (de) Verfahren zur Auswertung von Radarsignalen in einem Radarsystem mit mehreren Sensoreinheiten
DE2923979C2 (de) Vorrichtung zur berührungslosen Abstandmessung
DE845107C (de) Verfahren zur Kontrolle von bewegten Objekten nach dem Rueckstrahlprinzip durch impulsweises Aussenden und Wieder-empfangen von Schwingungen
DE112019004967T5 (de) Objektdetektionsvorrichtung
DE717987C (de) Einrichtung zur Bestimmung von Flugzeughoehen mittels Schallwellen
DE2107063C3 (de) Ultraschall-Impulsechoverfahren zur selbsttätigen Unterscheidung zwischen Nutz- und Störsignalen bei der zerstörungsfreien Werkstoffprüfung sowie Schaltungseinrichtung zur Durchführung des Verfahrens
DE102023126824A1 (de) Akustische zweikanal-abstandsmessschaltung und verfahren
EP0597194A2 (de) Luftschallecholot
DE1623422B2 (de) Lichtelektrischer messverfahren
DE102007015920A1 (de) Verfahren zur Entfernungsbestimmung mithilfe von pulsmodulierten Schallsignalen