FR686524A - Installation for the reception and emission of wave energy in space - Google Patents

Installation for the reception and emission of wave energy in space

Info

Publication number
FR686524A
FR686524A FR686524DA FR686524A FR 686524 A FR686524 A FR 686524A FR 686524D A FR686524D A FR 686524DA FR 686524 A FR686524 A FR 686524A
Authority
FR
France
Prior art keywords
emission
reception
installation
space
wave energy
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.)
ELAC Electroacustic GmbH
Original Assignee
ELAC Electroacustic 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 ELAC Electroacustic GmbH filed Critical ELAC Electroacustic GmbH
Application granted granted Critical
Publication of FR686524A publication Critical patent/FR686524A/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)
FR686524D 1928-12-06 1929-12-04 Installation for the reception and emission of wave energy in space Expired FR686524A (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
DE1863716X 1928-12-06

Publications (1)

Publication Number Publication Date
FR686524A true FR686524A (en) 1930-07-28

Family

ID=7746582

Family Applications (1)

Application Number Title Priority Date Filing Date
FR686524D Expired FR686524A (en) 1928-12-06 1929-12-04 Installation for the reception and emission of wave energy in space

Country Status (2)

Country Link
US (1) US1863716A (en)
FR (1) FR686524A (en)

Families Citing this family (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US2898589A (en) * 1954-04-20 1959-08-04 Abbott Frank Riley Hemispherical acoustic phase compensator
US3108251A (en) * 1959-04-29 1963-10-22 Raytheon Co Interpolating scanners
US4203162A (en) * 1964-04-10 1980-05-13 The United States Of America As Represented By The Secretary Of The Navy Electrically steerable spherical hydrophone array

Also Published As

Publication number Publication date
US1863716A (en) 1932-06-21

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