FR852456A - Recording device for distance measurement using the echo sounding method - Google Patents

Recording device for distance measurement using the echo sounding method

Info

Publication number
FR852456A
FR852456A FR852456DA FR852456A FR 852456 A FR852456 A FR 852456A FR 852456D A FR852456D A FR 852456DA FR 852456 A FR852456 A FR 852456A
Authority
FR
France
Prior art keywords
recording device
distance measurement
sounding method
echo sounding
echo
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.)
Atlas Werke AG
Original Assignee
Atlas Werke AG
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 Atlas Werke AG filed Critical Atlas Werke AG
Application granted granted Critical
Publication of FR852456A publication Critical patent/FR852456A/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)
FR852456D 1939-04-01 1939-04-01 Recording device for distance measurement using the echo sounding method Expired FR852456A (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
FR852456T 1939-04-01

Publications (1)

Publication Number Publication Date
FR852456A true FR852456A (en) 1940-02-02

Family

ID=9326640

Family Applications (1)

Application Number Title Priority Date Filing Date
FR852456D Expired FR852456A (en) 1939-04-01 1939-04-01 Recording device for distance measurement using the echo sounding method

Country Status (1)

Country Link
FR (1) FR852456A (en)

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE955039C (en) * 1953-01-30 1956-12-27 Electroacustic Ges M B H Recording device for short-term measurements

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE955039C (en) * 1953-01-30 1956-12-27 Electroacustic Ges M B H Recording device for short-term measurements

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