FR57439E - Direction discriminator - Google Patents

Direction discriminator

Info

Publication number
FR57439E
FR57439E FR57439DA FR57439E FR 57439 E FR57439 E FR 57439E FR 57439D A FR57439D A FR 57439DA FR 57439 E FR57439 E FR 57439E
Authority
FR
France
Prior art keywords
direction discriminator
discriminator
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
French (fr)
Inventor
Julien-Maurice Loeb
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
Application granted granted Critical
Publication of FR57439E publication Critical patent/FR57439E/en
Expired legal-status Critical Current

Links

Classifications

    • H—ELECTRICITY
    • H03—ELECTRONIC CIRCUITRY
    • H03H—IMPEDANCE NETWORKS, e.g. RESONANT CIRCUITS; RESONATORS
    • H03H2/00—Networks using elements or techniques not provided for in groups H03H3/00 - H03H21/00
    • H03H2/005—Coupling circuits between transmission lines or antennas and transmitters, receivers or amplifiers
    • H03H2/008—Receiver or amplifier input circuits
    • 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)
FR57439D 1947-07-09 1947-07-09 Direction discriminator Expired FR57439E (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
FR57439T 1947-07-09

Publications (1)

Publication Number Publication Date
FR57439E true FR57439E (en) 1953-01-28

Family

ID=8691488

Family Applications (1)

Application Number Title Priority Date Filing Date
FR57439D Expired FR57439E (en) 1947-07-09 1947-07-09 Direction discriminator

Country Status (1)

Country Link
FR (1) FR57439E (en)

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