DE2034719A1 - - Google Patents

Info

Publication number
DE2034719A1
DE2034719A1 DE19702034719 DE2034719A DE2034719A1 DE 2034719 A1 DE2034719 A1 DE 2034719A1 DE 19702034719 DE19702034719 DE 19702034719 DE 2034719 A DE2034719 A DE 2034719A DE 2034719 A1 DE2034719 A1 DE 2034719A1
Authority
DE
Germany
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.)
Withdrawn
Application number
DE19702034719
Other languages
German (de)
Other versions
DE2034719B2 (en
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 DE2034719B2 publication Critical patent/DE2034719B2/en
Publication of DE2034719A1 publication Critical patent/DE2034719A1/de
Withdrawn legal-status Critical Current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
    • G01S13/74—Systems using reradiation of radio waves, e.g. secondary radar systems; Analogous systems
    • G01S13/82—Systems using reradiation of radio waves, e.g. secondary radar systems; Analogous systems wherein continuous-type signals are transmitted
    • G01S13/84—Systems using reradiation of radio waves, e.g. secondary radar systems; Analogous systems wherein continuous-type signals are transmitted for distance determination by phase measurement
    • 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
    • H03L7/10—Details of the phase-locked loop for assuring initial synchronisation or for broadening the capture range
    • H03L7/12—Details of the phase-locked loop for assuring initial synchronisation or for broadening the capture range using a scanning signal

Landscapes

  • Engineering & Computer Science (AREA)
  • Radar, Positioning & Navigation (AREA)
  • Remote Sensing (AREA)
  • Computer Networks & Wireless Communication (AREA)
  • Physics & Mathematics (AREA)
  • General Physics & Mathematics (AREA)
  • Transmitters (AREA)
  • Radar Systems Or Details Thereof (AREA)
DE19702034719 1970-05-26 1970-07-13 FREQUENCY CONTROL CIRCUIT FOR AN OPTIONALLY SWITCHABLE TRANSMITTER RECEIVING DEVICE OF AN ELECTRICAL NICHE DISTANCE MEASURING SYSTEM AS MAIN OR AS A SIDE STATION Withdrawn DE2034719B2 (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
CH461070A CH507616A (en) 1970-05-26 1970-05-26 Frequency control circuit for a transceiver of an electrical distance measuring system that can be switched either as a main or as a secondary station

Publications (2)

Publication Number Publication Date
DE2034719B2 DE2034719B2 (en) 1971-12-02
DE2034719A1 true DE2034719A1 (en) 1971-12-02

Family

ID=4279306

Family Applications (1)

Application Number Title Priority Date Filing Date
DE19702034719 Withdrawn DE2034719B2 (en) 1970-05-26 1970-07-13 FREQUENCY CONTROL CIRCUIT FOR AN OPTIONALLY SWITCHABLE TRANSMITTER RECEIVING DEVICE OF AN ELECTRICAL NICHE DISTANCE MEASURING SYSTEM AS MAIN OR AS A SIDE STATION

Country Status (4)

Country Link
CH (1) CH507616A (en)
DE (1) DE2034719B2 (en)
GB (1) GB1285526A (en)
ZA (1) ZA711637B (en)

Families Citing this family (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE2217967C2 (en) * 1972-04-14 1984-03-08 ANT Nachrichtentechnik GmbH, 7150 Backnang Frequency control for radio relay station - avoids unwanted frequencies using phase discriminator to compare mixer with crystal and tune free-running oscillator

Also Published As

Publication number Publication date
ZA711637B (en) 1971-12-29
DE2034719B2 (en) 1971-12-02
CH507616A (en) 1971-05-15
GB1285526A (en) 1972-08-16

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Legal Events

Date Code Title Description
E77 Valid patent as to the heymanns-index 1977
8339 Ceased/non-payment of the annual fee