FR2012900A1 - - Google Patents

Info

Publication number
FR2012900A1
FR2012900A1 FR6923869A FR6923869A FR2012900A1 FR 2012900 A1 FR2012900 A1 FR 2012900A1 FR 6923869 A FR6923869 A FR 6923869A FR 6923869 A FR6923869 A FR 6923869A FR 2012900 A1 FR2012900 A1 FR 2012900A1
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.)
Granted
Application number
FR6923869A
Other languages
French (fr)
Other versions
FR2012900B1 (en
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
Application filed by Fried Krupp AG filed Critical Fried Krupp AG
Publication of FR2012900A1 publication Critical patent/FR2012900A1/fr
Application granted granted Critical
Publication of FR2012900B1 publication Critical patent/FR2012900B1/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
    • G01S3/00—Direction-finders for determining the direction from which infrasonic, sonic, ultrasonic, or electromagnetic waves, or particle emission, not having a directional significance, are being received
    • G01S3/80—Direction-finders for determining the direction from which infrasonic, sonic, ultrasonic, or electromagnetic waves, or particle emission, not having a directional significance, are being received using ultrasonic, sonic or infrasonic waves
    • G01S3/802—Systems for determining direction or deviation from predetermined direction
    • G01S3/808—Systems for determining direction or deviation from predetermined direction using transducers spaced apart and measuring phase or time difference between signals therefrom, i.e. path-difference systems
    • G01S3/8083—Systems for determining direction or deviation from predetermined direction using transducers spaced apart and measuring phase or time difference between signals therefrom, i.e. path-difference systems determining direction of source
    • 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
    • G01S3/00—Direction-finders for determining the direction from which infrasonic, sonic, ultrasonic, or electromagnetic waves, or particle emission, not having a directional significance, are being received
    • G01S3/80—Direction-finders for determining the direction from which infrasonic, sonic, ultrasonic, or electromagnetic waves, or particle emission, not having a directional significance, are being received using ultrasonic, sonic or infrasonic waves
    • G01S3/802—Systems for determining direction or deviation from predetermined direction
    • G01S3/809—Rotating or oscillating beam systems using continuous analysis of received signal for determining direction in the plane of rotation or oscillation or for determining deviation from a predetermined direction in such a plane

Landscapes

  • Physics & Mathematics (AREA)
  • Engineering & Computer Science (AREA)
  • General Physics & Mathematics (AREA)
  • Radar, Positioning & Navigation (AREA)
  • Remote Sensing (AREA)
  • Measurement Of Velocity Or Position Using Acoustic Or Ultrasonic Waves (AREA)
FR6923869A 1968-07-12 1969-07-11 Expired FR2012900B1 (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
DE19681766753 DE1766753B2 (en) 1968-07-12 1968-07-12 ARRANGEMENT FOR DETERMINING THE DIRECTION OF INCIDING WATER SOUND WAVES IN A LARGE ANGLED AREA

Publications (2)

Publication Number Publication Date
FR2012900A1 true FR2012900A1 (en) 1970-03-27
FR2012900B1 FR2012900B1 (en) 1974-05-31

Family

ID=5699083

Family Applications (1)

Application Number Title Priority Date Filing Date
FR6923869A Expired FR2012900B1 (en) 1968-07-12 1969-07-11

Country Status (3)

Country Link
DE (1) DE1766753B2 (en)
FR (1) FR2012900B1 (en)
GB (1) GB1269566A (en)

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
FR2439383A1 (en) * 1978-10-20 1980-05-16 Petroles Cie Francaise Ultrasonic measurement of angles under water - uses pairs of receivers to determine phase differences from single emitter

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
FR2439383A1 (en) * 1978-10-20 1980-05-16 Petroles Cie Francaise Ultrasonic measurement of angles under water - uses pairs of receivers to determine phase differences from single emitter

Also Published As

Publication number Publication date
FR2012900B1 (en) 1974-05-31
GB1269566A (en) 1972-04-06
DE1766753A1 (en) 1972-03-23
DE1766753B2 (en) 1972-11-09

Similar Documents

Publication Publication Date Title
AU1946070A (en)
AU5506869A (en)
AU2374870A (en)
AU6168869A (en)
AU6171569A (en)
AU416157B2 (en)
AU2952567A (en)
AU2581067A (en)
FR2012900B1 (en)
AU4811568A (en)
AU421558B1 (en)
AR203075Q (en)
AU3789668A (en)
AU2580267A (en)
AU4744468A (en)
AU4224469A (en)
BE708951A (en)
BE709496A (en)
BE717122A (en)
BE722171A (en)
AU5758767A (en)
BE727819A (en)
BE727808A (en)
BE726895A (en)
BE726670A (en)

Legal Events

Date Code Title Description
AR Application made for restoration
ST Notification of lapse
JD Different final judgements