FR552647A - Device for determining the position of a point where sound waves are received - Google Patents

Device for determining the position of a point where sound waves are received

Info

Publication number
FR552647A
FR552647A FR552647DA FR552647A FR 552647 A FR552647 A FR 552647A FR 552647D A FR552647D A FR 552647DA FR 552647 A FR552647 A FR 552647A
Authority
FR
France
Prior art keywords
determining
received
point
sound waves
waves
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
Ferdinand Schmidt
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 FR552647A publication Critical patent/FR552647A/en
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
    • 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
    • G01S1/72—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 ultrasonic, sonic or infrasonic 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)
  • Measurement Of Velocity Or Position Using Acoustic Or Ultrasonic Waves (AREA)
FR552647D 1922-05-24 1922-06-08 Device for determining the position of a point where sound waves are received Expired FR552647A (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
GB1463222A GB194599A (en) 1922-05-24 1922-05-24 Improvements in apparatus for locating position by sound

Publications (1)

Publication Number Publication Date
FR552647A true FR552647A (en) 1923-05-04

Family

ID=10044742

Family Applications (1)

Application Number Title Priority Date Filing Date
FR552647D Expired FR552647A (en) 1922-05-24 1922-06-08 Device for determining the position of a point where sound waves are received

Country Status (3)

Country Link
FR (1) FR552647A (en)
GB (1) GB194599A (en)
NL (1) NL10688C (en)

Also Published As

Publication number Publication date
NL10688C (en) 1924-02-15
GB194599A (en) 1923-03-15

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