FR1605559A - Underwater object location system for e.g. torpedo guidance - has transducer with pair of mutually angularly displaced arrays for transmitting and receiving echo signals - Google Patents

Underwater object location system for e.g. torpedo guidance - has transducer with pair of mutually angularly displaced arrays for transmitting and receiving echo signals

Info

Publication number
FR1605559A
FR1605559A FR846069A FR846069A FR1605559A FR 1605559 A FR1605559 A FR 1605559A FR 846069 A FR846069 A FR 846069A FR 846069 A FR846069 A FR 846069A FR 1605559 A FR1605559 A FR 1605559A
Authority
FR
France
Prior art keywords
transducer
amplifiers
difference detector
varying
supplied
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
FR846069A
Other languages
English (en)
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 filed Critical
Priority to FR846069A priority Critical patent/FR1605559A/fr
Application granted granted Critical
Publication of FR1605559A publication Critical patent/FR1605559A/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
    • G01S15/42—Simultaneous measurement of distance and other co-ordinates

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)
FR846069A 1960-12-06 1960-12-06 Underwater object location system for e.g. torpedo guidance - has transducer with pair of mutually angularly displaced arrays for transmitting and receiving echo signals Expired FR1605559A (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
FR846069A FR1605559A (en) 1960-12-06 1960-12-06 Underwater object location system for e.g. torpedo guidance - has transducer with pair of mutually angularly displaced arrays for transmitting and receiving echo signals

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
FR846069A FR1605559A (en) 1960-12-06 1960-12-06 Underwater object location system for e.g. torpedo guidance - has transducer with pair of mutually angularly displaced arrays for transmitting and receiving echo signals

Publications (1)

Publication Number Publication Date
FR1605559A true FR1605559A (en) 1981-04-03

Family

ID=8744168

Family Applications (1)

Application Number Title Priority Date Filing Date
FR846069A Expired FR1605559A (en) 1960-12-06 1960-12-06 Underwater object location system for e.g. torpedo guidance - has transducer with pair of mutually angularly displaced arrays for transmitting and receiving echo signals

Country Status (1)

Country Link
FR (1) FR1605559A (fr)

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
EP0361466A2 (fr) * 1988-09-30 1990-04-04 Alliant Techsystems Inc. Détecteur actif de surbrillance à tranquillisation de phase

Cited By (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
EP0361466A2 (fr) * 1988-09-30 1990-04-04 Alliant Techsystems Inc. Détecteur actif de surbrillance à tranquillisation de phase
EP0361466A3 (fr) * 1988-09-30 1991-01-30 Alliant Techsystems Inc. Détecteur actif de surbrillance à tranquillisation de phase

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