NO901971D0 - Fremgangsmaate for bestemmelse av vannhastigheter i forhold til et fartoey. - Google Patents
Fremgangsmaate for bestemmelse av vannhastigheter i forhold til et fartoey.Info
- Publication number
- NO901971D0 NO901971D0 NO901971A NO901971A NO901971D0 NO 901971 D0 NO901971 D0 NO 901971D0 NO 901971 A NO901971 A NO 901971A NO 901971 A NO901971 A NO 901971A NO 901971 D0 NO901971 D0 NO 901971D0
- Authority
- NO
- Norway
- Prior art keywords
- vessel
- procedure
- accordance
- determining water
- water speeds
- Prior art date
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
- G01S15/02—Systems using the reflection or reradiation of acoustic waves, e.g. sonar systems using reflection of acoustic waves
- G01S15/50—Systems of measurement, based on relative movement of the target
- G01S15/58—Velocity or trajectory determination systems; Sense-of-movement determination systems
- G01S15/60—Velocity or trajectory determination systems; Sense-of-movement determination systems wherein the transmitter and receiver are mounted on the moving object, e.g. for determining ground speed, drift angle, ground track
Landscapes
- Physics & Mathematics (AREA)
- Engineering & Computer Science (AREA)
- Radar, Positioning & Navigation (AREA)
- Remote Sensing (AREA)
- Acoustics & Sound (AREA)
- Computer Networks & Wireless Communication (AREA)
- General Physics & Mathematics (AREA)
- Measurement Of Velocity Or Position Using Acoustic Or Ultrasonic Waves (AREA)
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
GB898910184A GB8910184D0 (en) | 1989-05-04 | 1989-05-04 | Marine current determination |
Publications (2)
Publication Number | Publication Date |
---|---|
NO901971D0 true NO901971D0 (no) | 1990-05-03 |
NO901971L NO901971L (no) | 1990-11-05 |
Family
ID=10656167
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
NO90901971A NO901971L (no) | 1989-05-04 | 1990-05-03 | Fremgangsmaate for bestemmelse av vannhastigheter i forhold til et fartoey. |
Country Status (3)
Country | Link |
---|---|
US (1) | US5050133A (no) |
GB (2) | GB8910184D0 (no) |
NO (1) | NO901971L (no) |
Families Citing this family (18)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US6671223B2 (en) | 1996-12-20 | 2003-12-30 | Westerngeco, L.L.C. | Control devices for controlling the position of a marine seismic streamer |
US6229761B1 (en) * | 1999-09-17 | 2001-05-08 | The United States Of America As Represented By The Secretary Of The Navy | Estimating ship velocity through the water and over the ground |
US7504413B2 (en) * | 2004-05-06 | 2009-03-17 | Cytokinetics, Inc. | N-(4-(imidazo[1,2A]pyridin-YL)phenethyl)benzamide inhibitors of the mitotic kinesin CENP-E for treating certain cellular proliferation diseases |
US20060256653A1 (en) * | 2005-05-05 | 2006-11-16 | Rune Toennessen | Forward looking systems and methods for positioning marine seismic equipment |
AU2006202146B2 (en) * | 2006-05-19 | 2008-08-07 | Westerngeco Seismic Holdings Limited | Forward looking systems and methods for positioning marine seismic equipment |
GB2472341B (en) * | 2006-05-26 | 2011-07-13 | Westerngeco Seismic Holdings | Forward looking systems and methods for positioning marine seismic equipment |
FR2902529B1 (fr) * | 2006-06-20 | 2008-12-05 | Westerngeco Seismic Holdings | Systemes et procedes d'orientation avant pour positionner un equipement sismique marin |
US7420875B1 (en) | 2007-06-25 | 2008-09-02 | The United States Of America As Represented By The Secretary Of The Navy | Methods and systems for use of an acoustic doppler current profiler for measurement of compact jets |
US7539083B2 (en) * | 2007-06-25 | 2009-05-26 | The United States Of America As Represented By The Secretary Of The Navy | Remote voice detection system |
EP2229597A2 (en) * | 2007-11-19 | 2010-09-22 | Geco Technology B.V. | Seismic data processing method for surface related multiple attenuation |
US8792297B2 (en) | 2010-07-02 | 2014-07-29 | Pgs Geophysical As | Methods for gathering marine geophysical data |
CN102519440A (zh) * | 2011-12-14 | 2012-06-27 | 中国人民解放军92859部队 | 海洋测绘水下目标三维可视化处理系统 |
CN102749622B (zh) * | 2012-07-03 | 2013-10-09 | 杭州边界电子技术有限公司 | 基于多波束测深的声速剖面及海底地形的联合反演方法 |
US9423519B2 (en) | 2013-03-14 | 2016-08-23 | Pgs Geophysical As | Automated lateral control of seismic streamers |
US10234578B2 (en) * | 2014-08-14 | 2019-03-19 | Pgs Geophysical As | Methods and systems to operate marine sources to avoid air in water effects |
US9886938B2 (en) | 2015-02-10 | 2018-02-06 | Navico Holding As | Transducer array having a transceiver |
US10114119B2 (en) * | 2015-05-20 | 2018-10-30 | Navico Holding As | Sonar systems and methods using interferometry and/or beamforming for 3D imaging |
US10024957B2 (en) | 2015-09-17 | 2018-07-17 | Navico Holding As | Adaptive beamformer for sonar imaging |
Family Cites Families (7)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
DE1798276B1 (de) * | 1968-09-19 | 1972-04-27 | Krupp Gmbh | Vorrichtung zur bestimmung der geschwindigkeit und/oder des weges von fahrzeugen durch messung des dopplereffektes |
FR2316602A1 (fr) * | 1975-07-01 | 1977-01-28 | Thomson Csf | Systeme de mesure de la vitesse et de la direction de courants d'une masse fluide |
US4138657A (en) * | 1977-10-25 | 1979-02-06 | Western Geophysical Co. Of America | Shipboard apparatus for measuring ocean currents |
FR2431137A2 (fr) * | 1977-12-20 | 1980-02-08 | Inst Francais Du Petrole | Sonar pour obtenir une representation topographique d'une surface immergee et des couches sous-jacentes |
FR2441180A1 (fr) * | 1978-11-10 | 1980-06-06 | Thomson Csf | Courantometre doppler pour grands fonds |
DE2901293C2 (de) * | 1979-01-13 | 1986-04-17 | Fried. Krupp Gmbh, 4300 Essen | Dopplerlog |
DE3514363A1 (de) * | 1985-04-20 | 1986-10-23 | Fried. Krupp Gmbh, 4300 Essen | Verfahren zur bestimmung der geschwindigkeit eines wasserfahrzeugs |
-
1989
- 1989-05-04 GB GB898910184A patent/GB8910184D0/en active Pending
-
1990
- 1990-04-26 GB GB9009428A patent/GB2232488B/en not_active Expired - Fee Related
- 1990-05-03 NO NO90901971A patent/NO901971L/no unknown
-
1991
- 1991-02-12 US US07/655,239 patent/US5050133A/en not_active Expired - Fee Related
Also Published As
Publication number | Publication date |
---|---|
GB2232488A (en) | 1990-12-12 |
GB2232488B (en) | 1993-02-03 |
GB8910184D0 (en) | 1989-06-21 |
US5050133A (en) | 1991-09-17 |
GB9009428D0 (en) | 1990-06-20 |
NO901971L (no) | 1990-11-05 |
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