FR768624A - Système de signalisation par ondes hertziennes - Google Patents

Système de signalisation par ondes hertziennes

Info

Publication number
FR768624A
FR768624A FR768624DA FR768624A FR 768624 A FR768624 A FR 768624A FR 768624D A FR768624D A FR 768624DA FR 768624 A FR768624 A FR 768624A
Authority
FR
France
Prior art keywords
radio wave
signaling system
wave signaling
radio
wave
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.)
Expired
Application number
Other languages
English (en)
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.)
Societe Francaise Radio Electrique
Original Assignee
Societe Francaise Radio Electrique
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 Societe Francaise Radio Electrique filed Critical Societe Francaise Radio Electrique
Application granted granted Critical
Publication of FR768624A publication Critical patent/FR768624A/fr
Expired 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
    • G01S13/02—Systems using reflection of radio waves, e.g. primary radar systems; Analogous systems

Landscapes

  • Engineering & Computer Science (AREA)
  • Radar, Positioning & Navigation (AREA)
  • Remote Sensing (AREA)
  • Computer Networks & Wireless Communication (AREA)
  • Physics & Mathematics (AREA)
  • General Physics & Mathematics (AREA)
FR768624D 1933-05-02 1933-05-02 Système de signalisation par ondes hertziennes Expired FR768624A (fr)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
FR768624T 1933-05-02

Publications (1)

Publication Number Publication Date
FR768624A true FR768624A (fr) 1934-08-10

Family

ID=9184327

Family Applications (1)

Application Number Title Priority Date Filing Date
FR768624D Expired FR768624A (fr) 1933-05-02 1933-05-02 Système de signalisation par ondes hertziennes

Country Status (1)

Country Link
FR (1) FR768624A (fr)

Cited By (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE1021909B (de) * 1953-02-04 1958-01-02 Csf Anordnung zur Entfernungsmessung einer Abfragestation gegenueber mehreren Ansprechstationen mittels elektromagnetischer Wellen
DE1259580B (de) * 1959-02-24 1968-01-25 Vyzk Ustav Obrabecich Strojuu Vorrichtung zur elektromechanischen Winkelfeinmessung

Cited By (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE1021909B (de) * 1953-02-04 1958-01-02 Csf Anordnung zur Entfernungsmessung einer Abfragestation gegenueber mehreren Ansprechstationen mittels elektromagnetischer Wellen
DE1259580B (de) * 1959-02-24 1968-01-25 Vyzk Ustav Obrabecich Strojuu Vorrichtung zur elektromechanischen Winkelfeinmessung

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