DK2850452T3 - Akustisk afstandsmåling til et trawl - Google Patents
Akustisk afstandsmåling til et trawl Download PDFInfo
- Publication number
- DK2850452T3 DK2850452T3 DK13782827.3T DK13782827T DK2850452T3 DK 2850452 T3 DK2850452 T3 DK 2850452T3 DK 13782827 T DK13782827 T DK 13782827T DK 2850452 T3 DK2850452 T3 DK 2850452T3
- Authority
- DK
- Denmark
- Prior art keywords
- trawl
- distance measurement
- acoustic distance
- acoustic
- measurement
- Prior art date
Links
- 238000005259 measurement Methods 0.000 title 1
Classifications
-
- A—HUMAN NECESSITIES
- A01—AGRICULTURE; FORESTRY; ANIMAL HUSBANDRY; HUNTING; TRAPPING; FISHING
- A01K—ANIMAL HUSBANDRY; AVICULTURE; APICULTURE; PISCICULTURE; FISHING; REARING OR BREEDING ANIMALS, NOT OTHERWISE PROVIDED FOR; NEW BREEDS OF ANIMALS
- A01K73/00—Drawn nets
- A01K73/02—Trawling nets
- A01K73/04—Devices for spreading or positioning, e.g. control thereof
-
- A—HUMAN NECESSITIES
- A01—AGRICULTURE; FORESTRY; ANIMAL HUSBANDRY; HUNTING; TRAPPING; FISHING
- A01K—ANIMAL HUSBANDRY; AVICULTURE; APICULTURE; PISCICULTURE; FISHING; REARING OR BREEDING ANIMALS, NOT OTHERWISE PROVIDED FOR; NEW BREEDS OF ANIMALS
- A01K73/00—Drawn nets
- A01K73/02—Trawling nets
- A01K73/04—Devices for spreading or positioning, e.g. control thereof
- A01K73/045—Devices for spreading or positioning, e.g. control thereof for lateral sheering, e.g. trawl boards
-
- 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
- G01S11/00—Systems for determining distance or velocity not using reflection or reradiation
- G01S11/14—Systems for determining distance or velocity not using reflection or reradiation using ultrasonic, sonic, or infrasonic waves
Landscapes
- Life Sciences & Earth Sciences (AREA)
- Environmental Sciences (AREA)
- Animal Husbandry (AREA)
- Biodiversity & Conservation Biology (AREA)
- 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)
- Length Measuring Devices With Unspecified Measuring Means (AREA)
- Length Measuring Devices Characterised By Use Of Acoustic Means (AREA)
Applications Claiming Priority (2)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
NO20120576A NO337136B1 (no) | 2012-05-16 | 2012-05-16 | Akustisk avstandsmåling til trål |
PCT/IB2013/053961 WO2013171686A2 (en) | 2012-05-16 | 2013-05-15 | Acoustic distance measuring for a trawl |
Publications (1)
Publication Number | Publication Date |
---|---|
DK2850452T3 true DK2850452T3 (da) | 2020-06-02 |
Family
ID=49485753
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
DK13782827.3T DK2850452T3 (da) | 2012-05-16 | 2013-05-15 | Akustisk afstandsmåling til et trawl |
Country Status (6)
Country | Link |
---|---|
US (1) | US20150138921A1 (da) |
EP (1) | EP2850452B1 (da) |
DK (1) | DK2850452T3 (da) |
ES (1) | ES2792109T3 (da) |
NO (1) | NO337136B1 (da) |
WO (1) | WO2013171686A2 (da) |
Families Citing this family (5)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US20150156998A1 (en) * | 2013-12-09 | 2015-06-11 | Smart Catch LLC | System, method, and platform for remote sensing and device manipulation in fishing environments |
WO2017046820A1 (en) * | 2015-09-14 | 2017-03-23 | Ny Toghlerahonnun Ehf. | Hollow trawl door and water trap therefor |
WO2017046819A1 (en) * | 2015-09-14 | 2017-03-23 | Ny Toghlerahonnun Ehf. | Hollow trawl door and weights therefor |
WO2017046821A1 (en) * | 2015-09-14 | 2017-03-23 | Ny Toghlerahonnun Ehf. | Trawl door and novel connection therefor |
CA3035006A1 (en) * | 2015-09-14 | 2017-03-23 | Ny Toghlerahonnun Ehf. | Airfoil shaped trawl door |
Family Cites Families (13)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
DE1086481B (de) * | 1959-04-14 | 1960-08-04 | Atlas Werke Ag | Vorrichtung an Echographen fuer Fischereifahrzeuge |
FR1597534A (da) * | 1968-09-02 | 1970-06-29 | ||
US3824464A (en) * | 1973-07-16 | 1974-07-16 | Honeywell Inc | Pulse detection systems |
US5214617A (en) * | 1990-02-21 | 1993-05-25 | The Laitram Corporation | Hydroacoustic ranging system |
FR2659451B1 (fr) * | 1990-03-06 | 1992-08-07 | Thomson Csf | Procede et dispositif de positionnement acoustique pour objet sous-marin et application a un chalut. |
JPH10197623A (ja) * | 1997-01-14 | 1998-07-31 | Masanobu Yatsugi | 海中測距離安全システム |
CA2252095C (en) * | 1997-11-26 | 2002-08-06 | Ricoh Microelectronics Co., Ltd. | Speed measuring apparatus |
GB9814093D0 (en) * | 1998-07-01 | 1998-08-26 | Coda Technologies Ltd | Subsea positioning system and apparatus |
FR2833359B1 (fr) * | 2001-12-10 | 2004-04-23 | Inst Francais Du Petrole | Systeme d'acquisition de donnees sismiques utilisant des stations d'acquisition posees sur le fond marin |
WO2003100451A2 (en) * | 2002-05-23 | 2003-12-04 | Input/Output, Inc. | Gps-based underwater cable positioning system |
NO331379B1 (no) * | 2009-02-03 | 2011-12-12 | Henning Skjold-Larsen | System og metode for a oppna okt noyaktighet ved maling av avstander under vann |
NO331380B1 (no) * | 2009-02-03 | 2011-12-12 | Henning Skjold-Larsen | Fremgangsmate for a bestemme forskjell i avstand |
CN102870005B (zh) * | 2010-05-19 | 2015-07-08 | 三菱电机株式会社 | 障碍物检测装置 |
-
2012
- 2012-05-16 NO NO20120576A patent/NO337136B1/no unknown
-
2013
- 2013-05-15 ES ES13782827T patent/ES2792109T3/es active Active
- 2013-05-15 DK DK13782827.3T patent/DK2850452T3/da active
- 2013-05-15 US US14/401,123 patent/US20150138921A1/en not_active Abandoned
- 2013-05-15 WO PCT/IB2013/053961 patent/WO2013171686A2/en active Application Filing
- 2013-05-15 EP EP13782827.3A patent/EP2850452B1/en active Active
Also Published As
Publication number | Publication date |
---|---|
NO337136B1 (no) | 2016-01-25 |
US20150138921A1 (en) | 2015-05-21 |
EP2850452B1 (en) | 2020-04-15 |
WO2013171686A2 (en) | 2013-11-21 |
ES2792109T3 (es) | 2020-11-10 |
WO2013171686A3 (en) | 2014-03-06 |
EP2850452A2 (en) | 2015-03-25 |
NO20120576A1 (no) | 2013-11-18 |
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