NO20022450D0 - Akustisk undervanns overvåkningssystem - Google Patents

Akustisk undervanns overvåkningssystem

Info

Publication number
NO20022450D0
NO20022450D0 NO20022450A NO20022450A NO20022450D0 NO 20022450 D0 NO20022450 D0 NO 20022450D0 NO 20022450 A NO20022450 A NO 20022450A NO 20022450 A NO20022450 A NO 20022450A NO 20022450 D0 NO20022450 D0 NO 20022450D0
Authority
NO
Norway
Prior art keywords
monitoring system
underwater monitoring
acoustic underwater
acoustic
underwater
Prior art date
Application number
NO20022450A
Other languages
English (en)
Other versions
NO20022450A (no
NO315761B1 (no
Inventor
Sven Arild Haugen
Original Assignee
Naxys 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 Naxys As filed Critical Naxys As
Priority to NO20022450A priority Critical patent/NO315761B1/no
Publication of NO20022450D0 publication Critical patent/NO20022450D0/no
Priority to AU2003241230A priority patent/AU2003241230A1/en
Priority to GB0426961A priority patent/GB2405475B/en
Priority to PCT/NO2003/000162 priority patent/WO2003100453A1/en
Publication of NO20022450A publication Critical patent/NO20022450A/no
Publication of NO315761B1 publication Critical patent/NO315761B1/no

Links

Classifications

    • G—PHYSICS
    • G01—MEASURING; TESTING
    • G01V—GEOPHYSICS; GRAVITATIONAL MEASUREMENTS; DETECTING MASSES OR OBJECTS; TAGS
    • G01V1/00—Seismology; Seismic or acoustic prospecting or detecting
    • G01V1/38—Seismology; Seismic or acoustic prospecting or detecting specially adapted for water-covered areas
    • 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
    • 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
    • G01S3/00—Direction-finders for determining the direction from which infrasonic, sonic, ultrasonic, or electromagnetic waves, or particle emission, not having a directional significance, are being received
    • G01S3/80—Direction-finders for determining the direction from which infrasonic, sonic, ultrasonic, or electromagnetic waves, or particle emission, not having a directional significance, are being received using ultrasonic, sonic or infrasonic waves
    • G01S3/802—Systems for determining direction or deviation from predetermined direction
    • G01S3/808—Systems for determining direction or deviation from predetermined direction using transducers spaced apart and measuring phase or time difference between signals therefrom, i.e. path-difference systems
    • G01S3/8083—Systems for determining direction or deviation from predetermined direction using transducers spaced apart and measuring phase or time difference between signals therefrom, i.e. path-difference systems determining direction of source

Landscapes

  • Physics & Mathematics (AREA)
  • Life Sciences & Earth Sciences (AREA)
  • Remote Sensing (AREA)
  • General Physics & Mathematics (AREA)
  • Engineering & Computer Science (AREA)
  • General Life Sciences & Earth Sciences (AREA)
  • Geology (AREA)
  • Environmental & Geological Engineering (AREA)
  • Acoustics & Sound (AREA)
  • Oceanography (AREA)
  • Geophysics (AREA)
  • Radar, Positioning & Navigation (AREA)
  • Measurement Of Mechanical Vibrations Or Ultrasonic Waves (AREA)
  • Testing Or Calibration Of Command Recording Devices (AREA)
  • Testing Of Devices, Machine Parts, Or Other Structures Thereof (AREA)
  • Measurement Of Velocity Or Position Using Acoustic Or Ultrasonic Waves (AREA)
  • Geophysics And Detection Of Objects (AREA)
  • Measurement Of Radiation (AREA)
NO20022450A 2002-05-23 2002-05-23 Akustisk undervanns overvakningssystem NO315761B1 (no)

Priority Applications (4)

Application Number Priority Date Filing Date Title
NO20022450A NO315761B1 (no) 2002-05-23 2002-05-23 Akustisk undervanns overvakningssystem
AU2003241230A AU2003241230A1 (en) 2002-05-23 2003-05-16 Acoustic subsea monitoring system
GB0426961A GB2405475B (en) 2002-05-23 2003-05-16 Acoustic subsea monitoring system
PCT/NO2003/000162 WO2003100453A1 (en) 2002-05-23 2003-05-16 Acoustic subsea monitoring system

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
NO20022450A NO315761B1 (no) 2002-05-23 2002-05-23 Akustisk undervanns overvakningssystem

Publications (3)

Publication Number Publication Date
NO20022450D0 true NO20022450D0 (no) 2002-05-23
NO20022450A NO20022450A (no) 2003-10-20
NO315761B1 NO315761B1 (no) 2003-10-20

Family

ID=19913656

Family Applications (1)

Application Number Title Priority Date Filing Date
NO20022450A NO315761B1 (no) 2002-05-23 2002-05-23 Akustisk undervanns overvakningssystem

Country Status (4)

Country Link
AU (1) AU2003241230A1 (no)
GB (1) GB2405475B (no)
NO (1) NO315761B1 (no)
WO (1) WO2003100453A1 (no)

Families Citing this family (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DK177172B1 (en) 2010-11-05 2012-04-16 Nkt Cables Group As An integrity monitoring system and a method of monitoring integrity of a stationary structure
GB201212701D0 (en) * 2012-07-17 2012-08-29 Silixa Ltd Structure monitoring
US9798030B2 (en) 2013-12-23 2017-10-24 General Electric Company Subsea equipment acoustic monitoring system

Family Cites Families (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
SE440829B (sv) * 1980-08-26 1985-08-19 Kockums Ab Sett att detektera sprickforekomst, sprickbildning och spricktillvext i konstruktioner
US5047990A (en) * 1990-06-01 1991-09-10 The United States Of America As Represented By The Secretary Of The Navy Underwater acoustic data acquisition system
US5155707A (en) * 1991-11-26 1992-10-13 The United States Of America As Represented By The Secretary Of The Navy Omni-directional hydrophone
US5570324A (en) * 1995-09-06 1996-10-29 Northrop Grumman Corporation Underwater sound localization system
US5696736A (en) * 1996-11-27 1997-12-09 The United States Of America As Represented By The Secretary Of The Navy Hydrophone for determining direction of underwater sound

Also Published As

Publication number Publication date
WO2003100453A1 (en) 2003-12-04
GB2405475A (en) 2005-03-02
GB0426961D0 (en) 2005-01-12
GB2405475B (en) 2005-09-14
AU2003241230A1 (en) 2003-12-12
NO20022450A (no) 2003-10-20
NO315761B1 (no) 2003-10-20

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Legal Events

Date Code Title Description
CREP Change of representative

Representative=s name: ACAPO AS, POSTBOKS 1880 NORDNES, 5817

MK1K Patent expired