FR2123049B1 - - Google Patents

Info

Publication number
FR2123049B1
FR2123049B1 FR7029172A FR7029172A FR2123049B1 FR 2123049 B1 FR2123049 B1 FR 2123049B1 FR 7029172 A FR7029172 A FR 7029172A FR 7029172 A FR7029172 A FR 7029172A FR 2123049 B1 FR2123049 B1 FR 2123049B1
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
FR7029172A
Other versions
FR2123049A1 (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.)
Electronique Appliquee SA
Original Assignee
Electronique Appliquee SA
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 Electronique Appliquee SA filed Critical Electronique Appliquee SA
Priority to FR7029172A priority Critical patent/FR2123049B1/fr
Publication of FR2123049A1 publication Critical patent/FR2123049A1/fr
Application granted granted Critical
Publication of FR2123049B1 publication Critical patent/FR2123049B1/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
    • G01S15/87—Combinations of sonar systems
    • G01S15/874—Combination of several spaced transponders or reflectors of known location for determining the position of a receiver
    • 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
    • G01S7/00—Details of systems according to groups G01S13/00, G01S15/00, G01S17/00
    • G01S7/02—Details of systems according to groups G01S13/00, G01S15/00, G01S17/00 of systems according to group G01S13/00
    • G01S7/04—Display arrangements
    • G01S7/06—Cathode-ray tube displays or other two dimensional or three-dimensional displays
    • G01S7/10—Providing two-dimensional and co-ordinated display of distance and direction

Landscapes

  • Engineering & Computer Science (AREA)
  • Radar, Positioning & Navigation (AREA)
  • Remote Sensing (AREA)
  • Computer Networks & Wireless Communication (AREA)
  • Physics & Mathematics (AREA)
  • General Physics & Mathematics (AREA)
FR7029172A 1970-08-07 1970-08-07 Expired FR2123049B1 (fr)

Priority Applications (1)

Application Number Priority Date Filing Date Title
FR7029172A FR2123049B1 (fr) 1970-08-07 1970-08-07

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
FR7029172A FR2123049B1 (fr) 1970-08-07 1970-08-07

Publications (2)

Publication Number Publication Date
FR2123049A1 FR2123049A1 (fr) 1972-09-08
FR2123049B1 true FR2123049B1 (fr) 1974-02-01

Family

ID=9059952

Family Applications (1)

Application Number Title Priority Date Filing Date
FR7029172A Expired FR2123049B1 (fr) 1970-08-07 1970-08-07

Country Status (1)

Country Link
FR (1) FR2123049B1 (fr)

Families Citing this family (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
NZ199066A (en) * 1980-12-10 1985-08-30 Chevron Res Marine seismic streamer location
US4635236A (en) * 1981-09-29 1987-01-06 Chevron Research Company Submerged marine streamer locator

Family Cites Families (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US3388373A (en) * 1967-07-24 1968-06-11 Gen Precision Inc Sea-life locator

Also Published As

Publication number Publication date
FR2123049A1 (fr) 1972-09-08

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Legal Events

Date Code Title Description
ST Notification of lapse