FR520086A - Récepteur sonore sous-marin - Google Patents

Récepteur sonore sous-marin

Info

Publication number
FR520086A
FR520086A FR520086A FR520086DA FR520086A FR 520086 A FR520086 A FR 520086A FR 520086 A FR520086 A FR 520086A FR 520086D A FR520086D A FR 520086DA FR 520086 A FR520086 A FR 520086A
Authority
FR
France
Prior art keywords
underwater sound
sound receiver
receiver
underwater
sound
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
FR520086A
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.)
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 FR520086A publication Critical patent/FR520086A/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
    • 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)
FR520086A 1918-08-12 1920-07-09 Récepteur sonore sous-marin Expired FR520086A (fr)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
DE520086X 1918-08-12

Publications (1)

Publication Number Publication Date
FR520086A true FR520086A (fr) 1921-06-20

Family

ID=6550824

Family Applications (1)

Application Number Title Priority Date Filing Date
FR520086A Expired FR520086A (fr) 1918-08-12 1920-07-09 Récepteur sonore sous-marin

Country Status (1)

Country Link
FR (1) FR520086A (fr)

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