FR2091959B1 - - Google Patents

Info

Publication number
FR2091959B1
FR2091959B1 FR7103599A FR7103599A FR2091959B1 FR 2091959 B1 FR2091959 B1 FR 2091959B1 FR 7103599 A FR7103599 A FR 7103599A FR 7103599 A FR7103599 A FR 7103599A FR 2091959 B1 FR2091959 B1 FR 2091959B1
Authority
FR
France
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
FR7103599A
Other versions
FR2091959A1 (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.)
Fried Krupp AG
Original Assignee
Fried Krupp 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
Priority claimed from DE19702006152 external-priority patent/DE2006152C3/de
Application filed by Fried Krupp AG filed Critical Fried Krupp AG
Publication of FR2091959A1 publication Critical patent/FR2091959A1/fr
Application granted granted Critical
Publication of FR2091959B1 publication Critical patent/FR2091959B1/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
    • 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
    • G01S15/04—Systems determining presence of a target

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)
  • Investigating Or Analyzing Materials By The Use Of Ultrasonic Waves (AREA)
FR7103599A 1970-02-11 1971-02-03 Expired FR2091959B1 (fr)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
DE19702006152 DE2006152C3 (de) 1970-02-11 Verfahren und Vorrichtung zur Unterscheidung zwischen Echosignalen von reflektierenden Körpern verschiedener Schallhärte bei der Echolotung im Wasser

Publications (2)

Publication Number Publication Date
FR2091959A1 FR2091959A1 (fr) 1972-01-21
FR2091959B1 true FR2091959B1 (fr) 1976-09-03

Family

ID=5761969

Family Applications (1)

Application Number Title Priority Date Filing Date
FR7103599A Expired FR2091959B1 (fr) 1970-02-11 1971-02-03

Country Status (2)

Country Link
FR (1) FR2091959B1 (fr)
SE (1) SE363407B (fr)

Also Published As

Publication number Publication date
DE2006152B2 (de) 1977-03-31
DE2006152A1 (de) 1971-08-19
FR2091959A1 (fr) 1972-01-21
SE363407B (fr) 1974-01-14

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Legal Events

Date Code Title Description
ST Notification of lapse