FR2051688B1 - - Google Patents

Info

Publication number
FR2051688B1
FR2051688B1 FR7025454A FR7025454A FR2051688B1 FR 2051688 B1 FR2051688 B1 FR 2051688B1 FR 7025454 A FR7025454 A FR 7025454A FR 7025454 A FR7025454 A FR 7025454A FR 2051688 B1 FR2051688 B1 FR 2051688B1
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
FR7025454A
Other versions
FR2051688A1 (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.)
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 FR2051688A1 publication Critical patent/FR2051688A1/fr
Application granted granted Critical
Publication of FR2051688B1 publication Critical patent/FR2051688B1/fr
Expired legal-status Critical Current

Links

Classifications

    • H—ELECTRICITY
    • H03—ELECTRONIC CIRCUITRY
    • H03C—MODULATION
    • H03C3/00—Angle modulation
    • H03C3/02—Details
    • H03C3/09—Modifications of modulator for regulating the mean frequency
    • 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
    • G01S1/00—Beacons or beacon systems transmitting signals having a characteristic or characteristics capable of being detected by non-directional receivers and defining directions, positions, or position lines fixed relatively to the beacon transmitters; Receivers co-operating therewith
    • G01S1/02—Beacons or beacon systems transmitting signals having a characteristic or characteristics capable of being detected by non-directional receivers and defining directions, positions, or position lines fixed relatively to the beacon transmitters; Receivers co-operating therewith using radio waves

Landscapes

  • Engineering & Computer Science (AREA)
  • Computer Networks & Wireless Communication (AREA)
  • Physics & Mathematics (AREA)
  • General Physics & Mathematics (AREA)
  • Radar, Positioning & Navigation (AREA)
  • Remote Sensing (AREA)
  • Radar Systems Or Details Thereof (AREA)
  • Superheterodyne Receivers (AREA)
FR7025454A 1969-07-11 1970-07-09 Expired FR2051688B1 (fr)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
GB3506769A GB1263357A (en) 1969-07-11 1969-07-11 Linear frequency modulator

Publications (2)

Publication Number Publication Date
FR2051688A1 FR2051688A1 (fr) 1971-04-09
FR2051688B1 true FR2051688B1 (fr) 1975-01-10

Family

ID=10373407

Family Applications (1)

Application Number Title Priority Date Filing Date
FR7025454A Expired FR2051688B1 (fr) 1969-07-11 1970-07-09

Country Status (4)

Country Link
BE (1) BE753349A (fr)
DE (1) DE2033649A1 (fr)
FR (1) FR2051688B1 (fr)
GB (1) GB1263357A (fr)

Families Citing this family (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
NL7905255A (nl) * 1979-07-05 1981-01-07 Plessey Handel Investment Ag Frequentiemodulator.
DE19713967A1 (de) * 1997-04-04 1998-10-08 Siemens Ag Vorrichtung zur Abstandsmessung

Family Cites Families (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US3414842A (en) * 1965-10-21 1968-12-03 Collins Radio Co Frequency modulated reference controlled oscillator

Also Published As

Publication number Publication date
BE753349A (fr) 1971-01-13
FR2051688A1 (fr) 1971-04-09
GB1263357A (en) 1972-02-09
DE2033649A1 (de) 1971-01-21

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Legal Events

Date Code Title Description
ST Notification of lapse