FR18527E - Receiver for underwater acoustic signals - Google Patents

Receiver for underwater acoustic signals

Info

Publication number
FR18527E
FR18527E FR18527A FR18527DA FR18527E FR 18527 E FR18527 E FR 18527E FR 18527 A FR18527 A FR 18527A FR 18527D A FR18527D A FR 18527DA FR 18527 E FR18527 E FR 18527E
Authority
FR
France
Prior art keywords
receiver
acoustic signals
underwater acoustic
underwater
signals
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
FR18527A
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.)
Publication date
Application granted granted Critical
Publication of FR18527E publication Critical patent/FR18527E/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)
  • Electrostatic, Electromagnetic, Magneto- Strictive, And Variable-Resistance Transducers (AREA)
  • Building Environments (AREA)
FR18527A 1912-12-18 Receiver for underwater acoustic signals Expired FR18527E (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
DE191302185X 1912-12-18

Publications (1)

Publication Number Publication Date
FR18527E true FR18527E (en) 1914-05-13

Family

ID=32657973

Family Applications (4)

Application Number Title Priority Date Filing Date
FR18527A Expired FR18527E (en) 1912-12-18 Receiver for underwater acoustic signals
FR453711A Expired FR453711A (en) 1912-12-18 1913-01-28 Receiver system for underwater acoustic signals
FR453710A Expired FR453710A (en) 1912-12-18 1913-01-28 Receiver for underwater acoustic signals
FR23488A Expired FR23488E (en) 1912-12-18 1920-07-09 Receiver for underwater acoustic signals

Family Applications After (3)

Application Number Title Priority Date Filing Date
FR453711A Expired FR453711A (en) 1912-12-18 1913-01-28 Receiver system for underwater acoustic signals
FR453710A Expired FR453710A (en) 1912-12-18 1913-01-28 Receiver for underwater acoustic signals
FR23488A Expired FR23488E (en) 1912-12-18 1920-07-09 Receiver for underwater acoustic signals

Country Status (4)

Country Link
DE (2) DE280451C (en)
FR (4) FR453711A (en)
GB (2) GB191302185A (en)
NL (1) NL9568C (en)

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US3070774A (en) * 1952-03-26 1962-12-25 Bernstein Bernard Split ring electroacoustic transducer

Families Citing this family (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
WO1990007616A1 (en) * 1989-01-02 1990-07-12 Ingomar Ritsch Fire-retardant wooden joist ceiling

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US3070774A (en) * 1952-03-26 1962-12-25 Bernstein Bernard Split ring electroacoustic transducer

Also Published As

Publication number Publication date
FR453710A (en) 1913-06-14
GB191302185A (en) 1913-03-06
GB191329221A (en) 1914-05-14
FR453711A (en) 1913-06-14
DE280451C (en)
DE280081C (en)
FR23488E (en) 1921-11-30
NL9568C (en)

Similar Documents

Publication Publication Date Title
FR18527E (en) Receiver for underwater acoustic signals
FR471873A (en) Receiver for underwater acoustic signals
FR459501A (en) membrane transmitter for underwater acoustic signals
FR512131A (en) transmitter for underwater acoustic signals
FR22076E (en) Receiver for underwater acoustic signals
FR469802A (en) Receiving device for underwater acoustic signals
AT70633B (en) Receiver for underwater sound signals.
FR458437A (en) Receiving device for underwater acoustic signals
FR506652A (en) Receiving device for underwater acoustic signals
AT71524B (en) Receiver for underwater sound signals.
AT71320B (en) Retractable receiver for underwater sound signals.
DK15903C (en) Submarine Sound Signal Transmitter.
FR22069E (en) Verifying device for underwater acoustic receivers
AT88431B (en) Receiving device for underwater sound signals.
FR440830A (en) Improvements to underwater sound signals
FR412802A (en) Improvements to devices for underwater sound signals
FR461206A (en) Receiver for radiotelegraphy
FR525948A (en) Improvements to acoustic devices for underwater acoustic signals
FR440768A (en) Improvements to submarine signal transmission devices
FR436549A (en) Improvements to devices for giving signals on submarine boats
FR532114A (en) Transmitter arrangement for underwater acoustic signals
FR426095A (en) Vehicle Signals Improvements
NL1745C (en) Device for receiving submarine sound signals
CA148054A (en) Marine signal
CH61553A (en) Device for the phonographic recording of conversations transmitted by telephone