FR2121555A1 - - Google Patents

Info

Publication number
FR2121555A1
FR2121555A1 FR7200097A FR7200097A FR2121555A1 FR 2121555 A1 FR2121555 A1 FR 2121555A1 FR 7200097 A FR7200097 A FR 7200097A FR 7200097 A FR7200097 A FR 7200097A FR 2121555 A1 FR2121555 A1 FR 2121555A1
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.)
Withdrawn
Application number
FR7200097A
Other languages
French (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.)
Simrad AS
Original Assignee
Simrad AS
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 Simrad AS filed Critical Simrad AS
Publication of FR2121555A1 publication Critical patent/FR2121555A1/fr
Withdrawn legal-status Critical Current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
    • G01S15/88—Sonar systems specially adapted for specific applications
    • G01S15/96—Sonar systems specially adapted for specific applications for locating fish
    • 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
    • G01S7/52—Details of systems according to groups G01S13/00, G01S15/00, G01S17/00 of systems according to group G01S15/00
    • G01S7/523—Details of pulse systems
    • G01S7/526—Receivers
    • G01S7/527—Extracting wanted echo signals
    • 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
    • G01S7/52—Details of systems according to groups G01S13/00, G01S15/00, G01S17/00 of systems according to group G01S15/00
    • G01S7/56—Display arrangements
    • G01S7/60—Display arrangements for providing a permanent recording
    • 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
    • G01S7/52—Details of systems according to groups G01S13/00, G01S15/00, G01S17/00 of systems according to group G01S15/00
    • G01S7/56—Display arrangements
    • G01S7/62—Cathode-ray tube displays

Landscapes

  • Engineering & Computer Science (AREA)
  • Radar, Positioning & Navigation (AREA)
  • Remote Sensing (AREA)
  • Physics & Mathematics (AREA)
  • Computer Networks & Wireless Communication (AREA)
  • General Physics & Mathematics (AREA)
  • Acoustics & Sound (AREA)
  • Measurement Of Velocity Or Position Using Acoustic Or Ultrasonic Waves (AREA)
FR7200097A 1971-01-04 1972-01-04 Withdrawn FR2121555A1 (enrdf_load_stackoverflow)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
NO371A NO125784B (enrdf_load_stackoverflow) 1971-01-04 1971-01-04

Publications (1)

Publication Number Publication Date
FR2121555A1 true FR2121555A1 (enrdf_load_stackoverflow) 1972-08-25

Family

ID=19877305

Family Applications (1)

Application Number Title Priority Date Filing Date
FR7200097A Withdrawn FR2121555A1 (enrdf_load_stackoverflow) 1971-01-04 1972-01-04

Country Status (3)

Country Link
DE (1) DE2200014A1 (enrdf_load_stackoverflow)
FR (1) FR2121555A1 (enrdf_load_stackoverflow)
NO (1) NO125784B (enrdf_load_stackoverflow)

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
EP0156636A3 (en) * 1984-03-22 1987-02-25 Salubre Investments Limited The processing of reflected signals

Cited By (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
EP0156636A3 (en) * 1984-03-22 1987-02-25 Salubre Investments Limited The processing of reflected signals
US4777630A (en) * 1984-03-22 1988-10-11 Salubre Investments Limited Processing of reflected signals
AU586623B2 (en) * 1984-03-22 1989-07-20 Salubre Investments Limited The processing of reflected signals
EP0397221A3 (en) * 1984-03-22 1990-12-05 Salubre Investments Limited The processing of reflected signals

Also Published As

Publication number Publication date
DE2200014A1 (de) 1972-09-07
NO125784B (enrdf_load_stackoverflow) 1972-10-30

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Legal Events

Date Code Title Description
ST Notification of lapse