FR514208A - Perfectionnements aux dispositifs de sondage par le son à bord des navires - Google Patents

Perfectionnements aux dispositifs de sondage par le son à bord des navires

Info

Publication number
FR514208A
FR514208A FR514208A FR514208DA FR514208A FR 514208 A FR514208 A FR 514208A FR 514208 A FR514208 A FR 514208A FR 514208D A FR514208D A FR 514208DA FR 514208 A FR514208 A FR 514208A
Authority
FR
France
Prior art keywords
board ships
sounding devices
sound sounding
sound
ships
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
FR514208A
Other languages
English (en)
Inventor
Andre Blondel
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.)
Individual
Original Assignee
Individual
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 Individual filed Critical Individual
Application granted granted Critical
Publication of FR514208A publication Critical patent/FR514208A/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
    • G01S15/00—Systems using the reflection or reradiation of acoustic waves, e.g. sonar systems
    • G01S15/02—Systems using the reflection or reradiation of acoustic waves, e.g. sonar systems using reflection of acoustic waves
    • G01S15/06—Systems determining the position data of a target
    • G01S15/08—Systems for measuring distance only
    • G01S15/10—Systems for measuring distance only using transmission of interrupted, pulse-modulated waves

Landscapes

  • Physics & Mathematics (AREA)
  • Engineering & Computer Science (AREA)
  • Radar, Positioning & Navigation (AREA)
  • Remote Sensing (AREA)
  • Acoustics & Sound (AREA)
  • Computer Networks & Wireless Communication (AREA)
  • General Physics & Mathematics (AREA)
  • Measurement Of Velocity Or Position Using Acoustic Or Ultrasonic Waves (AREA)
FR514208A 1921-01-21 1920-04-21 Perfectionnements aux dispositifs de sondage par le son à bord des navires Expired FR514208A (fr)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
FR24959T 1921-01-21

Publications (1)

Publication Number Publication Date
FR514208A true FR514208A (fr) 1921-03-05

Family

ID=8663522

Family Applications (2)

Application Number Title Priority Date Filing Date
FR514208A Expired FR514208A (fr) 1921-01-21 1920-04-21 Perfectionnements aux dispositifs de sondage par le son à bord des navires
FR24959A Expired FR24959E (fr) 1921-01-21 1921-01-21 Perfectionnements aux dispositifs de sondage par le son à bord des navires

Family Applications After (1)

Application Number Title Priority Date Filing Date
FR24959A Expired FR24959E (fr) 1921-01-21 1921-01-21 Perfectionnements aux dispositifs de sondage par le son à bord des navires

Country Status (2)

Country Link
FR (2) FR514208A (fr)
GB (1) GB161988A (fr)

Families Citing this family (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE908111C (de) * 1938-04-26 1954-04-01 Atlas Werke Ag Vorrichtung zur Entfernungsmessung nach der Echomethode
US2415880A (en) * 1944-07-31 1947-02-18 Halliburton Oil Well Cementing Electrical system for use with recording meters

Also Published As

Publication number Publication date
FR24959E (fr) 1922-11-18
GB161988A (en) 1922-01-05

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