FI910512A0 - Kontrollsystem. - Google Patents

Kontrollsystem.

Info

Publication number
FI910512A0
FI910512A0 FI910512A FI910512A FI910512A0 FI 910512 A0 FI910512 A0 FI 910512A0 FI 910512 A FI910512 A FI 910512A FI 910512 A FI910512 A FI 910512A FI 910512 A0 FI910512 A0 FI 910512A0
Authority
FI
Finland
Prior art keywords
kontrollsystem
Prior art date
Application number
FI910512A
Other languages
English (en)
Other versions
FI910512A (fi
Inventor
Esko Antero Hirvonen
Juhani Niinivaara
Original Assignee
Esko Antero Hirvonen
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 Esko Antero Hirvonen filed Critical Esko Antero Hirvonen
Priority to FI910512A priority Critical patent/FI910512A/fi
Publication of FI910512A0 publication Critical patent/FI910512A0/fi
Priority to US07/745,714 priority patent/US5206640A/en
Priority to PCT/FI1992/000026 priority patent/WO1992014171A1/en
Priority to AU11856/92A priority patent/AU1185692A/en
Publication of FI910512A publication Critical patent/FI910512A/fi

Links

Classifications

    • G—PHYSICS
    • G01—MEASURING; TESTING
    • G01V—GEOPHYSICS; GRAVITATIONAL MEASUREMENTS; DETECTING MASSES OR OBJECTS; TAGS
    • G01V3/00—Electric or magnetic prospecting or detecting; Measuring magnetic field characteristics of the earth, e.g. declination, deviation
    • G01V3/02—Electric or magnetic prospecting or detecting; Measuring magnetic field characteristics of the earth, e.g. declination, deviation operating with propagation of electric current
    • Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
    • Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
    • Y02A—TECHNOLOGIES FOR ADAPTATION TO CLIMATE CHANGE
    • Y02A90/00—Technologies having an indirect contribution to adaptation to climate change
    • Y02A90/30—Assessment of water resources

Landscapes

  • Life Sciences & Earth Sciences (AREA)
  • Engineering & Computer Science (AREA)
  • Environmental & Geological Engineering (AREA)
  • Geology (AREA)
  • Remote Sensing (AREA)
  • Physics & Mathematics (AREA)
  • General Life Sciences & Earth Sciences (AREA)
  • General Physics & Mathematics (AREA)
  • Geophysics (AREA)
  • Geophysics And Detection Of Objects (AREA)
FI910512A 1991-02-01 1991-02-01 Kontrollsystem. FI910512A (fi)

Priority Applications (4)

Application Number Priority Date Filing Date Title
FI910512A FI910512A (fi) 1991-02-01 1991-02-01 Kontrollsystem.
US07/745,714 US5206640A (en) 1991-02-01 1991-08-16 Surveillance system
PCT/FI1992/000026 WO1992014171A1 (en) 1991-02-01 1992-01-31 A surveillance system
AU11856/92A AU1185692A (en) 1991-02-01 1992-01-31 A surveillance system

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
FI910512A FI910512A (fi) 1991-02-01 1991-02-01 Kontrollsystem.

Publications (2)

Publication Number Publication Date
FI910512A0 true FI910512A0 (fi) 1991-02-01
FI910512A FI910512A (fi) 1992-08-02

Family

ID=8531838

Family Applications (1)

Application Number Title Priority Date Filing Date
FI910512A FI910512A (fi) 1991-02-01 1991-02-01 Kontrollsystem.

Country Status (4)

Country Link
US (1) US5206640A (fi)
AU (1) AU1185692A (fi)
FI (1) FI910512A (fi)
WO (1) WO1992014171A1 (fi)

Families Citing this family (21)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US5598152A (en) * 1994-12-29 1997-01-28 The United States Of America As Represented By The Secretary Of The Navy Mine sweeping system for magnetic and non-magnetic mines
GB9703573D0 (en) * 1997-02-20 1997-04-09 Blight Gregory Water prospecting method and apparatus
GB2328026B (en) 1997-06-16 2002-01-30 Ultra Electronics Ltd Electrical polarisation distribution of a vessel
GB9800276D0 (en) * 1998-01-07 1998-03-04 Marconi Gec Ltd Mine detector
DE19837828C1 (de) * 1998-08-20 2000-04-06 Forschungszentrum Juelich Gmbh Verfahren und Vorrichtung zur oberflächennahen Detektion von Stromdichteverteilungen in einem Untergrund
FI114749B (fi) * 2000-09-11 2004-12-15 Nokia Corp Poikkeamien ilmaisujärjestelmä ja menetelmä sen opettamiseksi
AUPR323001A0 (en) * 2001-02-21 2001-03-15 Macquarie Research Limited An apparatus and method for detecting an object in a medium
US6894950B1 (en) * 2001-08-02 2005-05-17 The United States Of America As Represented By The Secretary Of The Navy Underwater vehicle thermal boundary detection system
US7330032B2 (en) * 2003-12-30 2008-02-12 The Mitre Corporation Techniques for building-scale electrostatic tomography
US6960720B2 (en) * 2004-03-19 2005-11-01 Shuttle Inc. Lift-type positioning structure for bracket of computer interface card
US8598864B2 (en) * 2004-12-23 2013-12-03 Power Survey Llc Apparatus and method for monitoring and controlling detection of stray voltage anomalies
JP2010512538A (ja) * 2006-12-11 2010-04-22 クエーサー・フェデラル・システムズ・インコーポレーテッド 小型水中電磁測定システム
US7822273B1 (en) 2007-05-16 2010-10-26 Gianni Arcaini Method and apparatus for automatic corrosion detection via video capture
ES2344042B1 (es) * 2008-09-24 2011-06-16 Vicente Gomez Rebollo Sistema de deteccion de piezas en procesos de fabricacion de soldadura por resistencia electrica y soldadura por arco electrico.
DE102009040450A1 (de) 2009-05-05 2010-11-11 Rohde & Schwarz Gmbh & Co. Kg Verfahren zur Erkennung eines verhüllten dielektrischen Objekts
JP6806305B2 (ja) * 2016-09-09 2021-01-06 国立研究開発法人海洋研究開発機構 海底資源探査システム、信号処理方法、電気探査法及び電磁探査法
KR101720327B1 (ko) * 2016-10-28 2017-03-28 한국지질자원연구원 수중 이상체의 위치 측정 장치 및 방법
US12021569B2 (en) * 2018-09-04 2024-06-25 Waseda University Underwater communication device and underwater communication method
JP7147591B2 (ja) * 2019-01-25 2022-10-05 株式会社島津製作所 海底構造物検出装置、海底構造物検出システム、および、海底構造物検出方法
JP6675656B1 (ja) * 2019-04-01 2020-04-01 ジオ・サーチ株式会社 鋼床版橋評価装置、鋼床版橋評価方法、及びプログラム
DE102022000753B3 (de) 2022-03-03 2023-01-12 Bundesrepublik Deutschland (Bundesamt für Ausrüstung, Informationstechnik und Nutzung der Bundeswehr) Verfahren und Set zur Detektion von Unterwasserfahrzeugen

Family Cites Families (17)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE82509C (fi) *
DE297947C (fi) *
US1209680A (en) * 1915-04-30 1916-12-26 Patrick B Delany Method of and apparatus for detecting the presence and location of submerged metallic bodies.
DE534562C (de) * 1929-11-27 1931-10-01 Basset James Verfahren zur Ermittlung von elektrisch gut leitenden, in eine Fluessigkeit versenkten Massen durch Feststellung der Widerstandsaenderung der Fluessigkeitsstrecke zwischen eingetauchten stromfuehrenden Elektroden
US3946354A (en) * 1950-12-08 1976-03-23 The United States Of America As Represented By The Secretary Of The Navy Underwater electrical potential detection system
US3214728A (en) * 1960-03-11 1965-10-26 Trw Inc Method and apparatus for detecting wakes of objects moving in a body of water by measuring differences in the electrical impedance of water at spaced regions thereof
US3268854A (en) * 1963-02-11 1966-08-23 Sato Masayoshi Submarine communication system
US3329929A (en) * 1965-05-07 1967-07-04 Henry J Burnett Method for underwater detection and system therefor
US3562633A (en) * 1967-10-23 1971-02-09 William H Swain Co Transmitter and receiver electrode method and apparatus for sensing presence and proximity of underwater obstructions
US3526831A (en) * 1968-11-21 1970-09-01 North American Rockwell Method for tracking underwater pipelines and detecting flaws in the coating thereof
US3668617A (en) * 1969-06-09 1972-06-06 Gen Time Corp Underwater communication system
DE2511179C2 (de) * 1975-03-14 1982-09-02 Licentia Patent-Verwaltungs-Gmbh, 6000 Frankfurt Anordnung zur drahtlosen Übertragung elektrischer Signale in Gewässergebieten
US4467283A (en) * 1981-09-23 1984-08-21 Geo-Optics, Ltd. Electrical geophysical exploration system with addressable current probes
SE453619B (sv) * 1983-12-09 1988-02-15 Sven Ramstrom Anordning for detektering av ett undervattensforemal
DE3634936C1 (en) * 1986-10-14 1988-05-05 Erno Raumfahrttechnik Gmbh Method and device for reducing the infrared locatability of submarines
GB8726908D0 (en) * 1987-11-17 1987-12-23 Baxendale J E Underwater electric field sensor
GB2217460A (en) * 1988-02-15 1989-10-25 Resonance Geophysics Limited Apparatus for measuring ground impedance

Also Published As

Publication number Publication date
US5206640A (en) 1993-04-27
FI910512A (fi) 1992-08-02
WO1992014171A1 (en) 1992-08-20
AU1185692A (en) 1992-09-07

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Legal Events

Date Code Title Description
FD Application lapsed