FR532352A - Device for increasing the acoustic energy of underwater sound transmitters - Google Patents

Device for increasing the acoustic energy of underwater sound transmitters

Info

Publication number
FR532352A
FR532352A FR532352DA FR532352A FR 532352 A FR532352 A FR 532352A FR 532352D A FR532352D A FR 532352DA FR 532352 A FR532352 A FR 532352A
Authority
FR
France
Prior art keywords
increasing
acoustic energy
underwater sound
sound transmitters
transmitters
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)
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.)
Signal GmbH
Original Assignee
Signal GmbH
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 Signal GmbH filed Critical Signal GmbH
Application granted granted Critical
Publication of FR532352A publication Critical patent/FR532352A/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)
FR532352D 1915-10-02 1921-03-19 Device for increasing the acoustic energy of underwater sound transmitters Expired FR532352A (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
DE532352X 1915-10-02

Publications (1)

Publication Number Publication Date
FR532352A true FR532352A (en) 1922-02-02

Family

ID=6555401

Family Applications (1)

Application Number Title Priority Date Filing Date
FR532352D Expired FR532352A (en) 1915-10-02 1921-03-19 Device for increasing the acoustic energy of underwater sound transmitters

Country Status (1)

Country Link
FR (1) FR532352A (en)

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