NO120174B - - Google Patents

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Publication number
NO120174B
NO120174B NO367269A NO367269A NO120174B NO 120174 B NO120174 B NO 120174B NO 367269 A NO367269 A NO 367269A NO 367269 A NO367269 A NO 367269A NO 120174 B NO120174 B NO 120174B
Authority
NO
Norway
Prior art keywords
trawl
transducers
distance
echo
same
Prior art date
Application number
NO367269A
Other languages
English (en)
Norwegian (no)
Inventor
A Borud
Original Assignee
Simonsen & Mustad 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 Simonsen & Mustad As filed Critical Simonsen & Mustad As
Priority to NO367269A priority Critical patent/NO120174B/no
Publication of NO120174B publication Critical patent/NO120174B/no
Priority to GB4317570A priority patent/GB1318537A/en
Priority to DE19702045234 priority patent/DE2045234A1/de
Priority to FR7033337A priority patent/FR2061714A1/fr

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
    • 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
    • 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

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)
NO367269A 1969-09-15 1969-09-15 NO120174B (de)

Priority Applications (4)

Application Number Priority Date Filing Date Title
NO367269A NO120174B (de) 1969-09-15 1969-09-15
GB4317570A GB1318537A (en) 1969-09-15 1970-09-09 Apparatus for aiming a pelagic trawl at a shoal of fish
DE19702045234 DE2045234A1 (de) 1969-09-15 1970-09-12
FR7033337A FR2061714A1 (de) 1969-09-15 1970-09-15

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
NO367269A NO120174B (de) 1969-09-15 1969-09-15

Publications (1)

Publication Number Publication Date
NO120174B true NO120174B (de) 1970-09-07

Family

ID=19879774

Family Applications (1)

Application Number Title Priority Date Filing Date
NO367269A NO120174B (de) 1969-09-15 1969-09-15

Country Status (4)

Country Link
DE (1) DE2045234A1 (de)
FR (1) FR2061714A1 (de)
GB (1) GB1318537A (de)
NO (1) NO120174B (de)

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
NO20180775A1 (en) * 2018-06-05 2019-12-06 Remoey Sea Group As Dynamic trawl steering system

Families Citing this family (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
USRE31026E (en) 1975-09-18 1982-09-07 Santa Fe International Corporation Navigation system for maneuvering a structure about a submerged object
FR2532437B1 (fr) * 1982-08-31 1985-12-27 Commissariat Energie Atomique Dispositif a ultrasons pour le reperage d'un objet
DE3832700C2 (de) * 1988-09-27 1997-05-22 Vdo Schindling Vorrichtung zum rückwärtigen Kollisionsschutz von Fahrzeugen
NO334751B1 (no) * 2011-09-22 2014-05-19 Scantrawl As System og fremgangsmåte for styring av trålfiske
NO336137B1 (no) * 2012-05-16 2015-05-26 Scantrawl As Høydemåler for tråling

Cited By (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
NO20180775A1 (en) * 2018-06-05 2019-12-06 Remoey Sea Group As Dynamic trawl steering system
EP3813523A4 (de) * 2018-06-05 2022-03-02 Remøy Sea Group AS Dynamisches schleppnetzlenksystem

Also Published As

Publication number Publication date
FR2061714A1 (de) 1971-06-25
GB1318537A (en) 1973-05-31
DE2045234A1 (de) 1971-03-18

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