NO934132L - - Google Patents

Info

Publication number
NO934132L
NO934132L NO934132A NO934132A NO934132L NO 934132 L NO934132 L NO 934132L NO 934132 A NO934132 A NO 934132A NO 934132 A NO934132 A NO 934132A NO 934132 L NO934132 L NO 934132L
Authority
NO
Norway
Prior art keywords
incidents
synchronizing
vessels
timing
invention generally
Prior art date
Application number
NO934132A
Other languages
English (en)
Norwegian (no)
Other versions
NO934132D0 (no
Original Assignee
Petroleum Geo Services 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 Petroleum Geo Services As filed Critical Petroleum Geo Services As
Publication of NO934132D0 publication Critical patent/NO934132D0/no
Publication of NO934132L publication Critical patent/NO934132L/no

Links

Classifications

    • G—PHYSICS
    • G04—HOROLOGY
    • G04G—ELECTRONIC TIME-PIECES
    • G04G7/00—Synchronisation
    • G04G7/02—Synchronisation by radio
    • G—PHYSICS
    • G01—MEASURING; TESTING
    • G01V—GEOPHYSICS; GRAVITATIONAL MEASUREMENTS; DETECTING MASSES OR OBJECTS; TAGS
    • G01V1/00—Seismology; Seismic or acoustic prospecting or detecting
    • G01V1/24—Recording seismic data
    • G01V1/26—Reference-signal-transmitting devices, e.g. indicating moment of firing of shot

Landscapes

  • Physics & Mathematics (AREA)
  • General Physics & Mathematics (AREA)
  • Engineering & Computer Science (AREA)
  • Remote Sensing (AREA)
  • Life Sciences & Earth Sciences (AREA)
  • Acoustics & Sound (AREA)
  • Environmental & Geological Engineering (AREA)
  • Geology (AREA)
  • General Life Sciences & Earth Sciences (AREA)
  • Geophysics (AREA)
  • Telephonic Communication Services (AREA)
  • Hardware Redundancy (AREA)
  • Financial Or Insurance-Related Operations Such As Payment And Settlement (AREA)
  • Synchronizing For Television (AREA)
  • Image Analysis (AREA)
  • Electric Clocks (AREA)
  • Position Fixing By Use Of Radio Waves (AREA)
NO934132A 1993-01-06 1993-11-16 Fremgangsm}te og system for synkronisering NO934132D0 (no)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
US08/001,038 US5650981A (en) 1993-01-06 1993-01-06 Multi-vessel timing synchronization method and device

Publications (2)

Publication Number Publication Date
NO934132D0 NO934132D0 (no) 1993-11-16
NO934132L true NO934132L (de) 1994-07-07

Family

ID=21694085

Family Applications (1)

Application Number Title Priority Date Filing Date
NO934132A NO934132D0 (no) 1993-01-06 1993-11-16 Fremgangsm}te og system for synkronisering

Country Status (5)

Country Link
US (1) US5650981A (de)
AU (1) AU5867694A (de)
GB (1) GB2289128A (de)
NO (1) NO934132D0 (de)
WO (1) WO1994016344A1 (de)

Families Citing this family (17)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US5724241A (en) * 1996-01-11 1998-03-03 Western Atlas International, Inc. Distributed seismic data-gathering system
US5978313A (en) * 1997-09-30 1999-11-02 Trimble Navigaiton Limited Time synchronization for seismic exploration system
US6590831B1 (en) * 1997-12-30 2003-07-08 Westerngeco L.L.C. Method and apparatus for controlling and optimizing seismic data acquisition
US6188962B1 (en) * 1998-06-25 2001-02-13 Western Atlas International, Inc. Continuous data seismic system
US6483774B2 (en) 2001-03-13 2002-11-19 Westerngeco, L.L.C. Timed shooting with a dynamic delay
GB2388264A (en) * 2002-01-10 2003-11-05 Roke Manor Research GPS based networked time synchronised unit
US6697300B1 (en) 2002-09-13 2004-02-24 General Dynamics Advanced Information Systems, Inc. Method and apparatus for determining the positioning of volumetric sensor array lines
DE10349476A1 (de) * 2003-10-21 2005-05-25 Siemens Ag Zeitgenaue Durchführung einer Mess- oder Steueraktion sowie Synchronisation mehrerer solcher Aktionen
US8391102B2 (en) * 2005-08-26 2013-03-05 Westerngeco L.L.C. Automatic systems and methods for positioning marine seismic equipment
US8170802B2 (en) * 2006-03-21 2012-05-01 Westerngeco L.L.C. Communication between sensor units and a recorder
CA2919647C (en) * 2007-09-21 2017-11-21 Geospace Technologies, Lp Low-power satellite-timed seismic data acquisition system
US8818730B2 (en) 2010-07-19 2014-08-26 Conocophillips Company Unique composite relatively adjusted pulse
US8842493B2 (en) * 2010-10-01 2014-09-23 Westerngeco L.L.C. Method for offset timing of simultaneous seismic source firing
EP2657725B1 (de) * 2012-04-27 2015-01-14 Sercel Verfahren und System zur Verwaltung eines seismischen Systems mit mehreren Schiffen
US9277515B2 (en) 2013-11-04 2016-03-01 Samsung Electronics Co., Ltd Precise time tagging of events over an imprecise link
AU2015329670A1 (en) * 2014-10-07 2017-04-20 Cgg Services Sas Method and device for boosting low-frequencies for a marine seismic survey
CN110764401B (zh) * 2019-10-29 2021-11-16 北京无线电计量测试研究所 一种船载时间同步校准设备

Family Cites Families (17)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US3993997A (en) * 1969-03-28 1976-11-23 Navsat Corporation Communication system and method
US3733584A (en) * 1971-03-03 1973-05-15 Pelton Co System for remotely controlling and activating a seismic vibrator
US3902161A (en) * 1971-08-27 1975-08-26 Petty Ray Geophysical Inc Digital synchronizer system for remotely synchronizing operation of multiple energy sources and the like
US3972019A (en) * 1973-07-09 1976-07-27 Seismograph Service Corporation Time synchronization
GB1487304A (en) * 1973-09-20 1977-09-28 Seismograph Serv Ltd Apparatus for timing the firing of energy sources
US3946357A (en) * 1974-12-23 1976-03-23 The Superior Oil Company Method and apparatus for seismic geophysical exploration
US4047591A (en) * 1975-04-03 1977-09-13 Texas Instruments Incorporated Air gun monitoring and synchronizing method and apparatus
US4300653A (en) * 1976-10-29 1981-11-17 Texas Instruments Incorporated Seismic source array firing controller
US4511999A (en) * 1980-06-27 1985-04-16 Mobil Oil Corporation Gun shot control unit for seismic exploration
US4589100A (en) * 1981-10-30 1986-05-13 Western Geophysical Company Of America Method and apparatus for positioning seismic arrays
US4663744A (en) * 1983-08-31 1987-05-05 Terra Marine Engineering, Inc. Real time seismic telemetry system
US4814711A (en) * 1984-04-05 1989-03-21 Deseret Research, Inc. Survey system and method for real time collection and processing of geophysicals data using signals from a global positioning satellite network
JPH0820506B2 (ja) * 1986-09-10 1996-03-04 海洋科学技術センター 海洋音響トモグラフィーデータ伝送装置
US4973970A (en) * 1989-07-14 1990-11-27 General Atomics Integrated automated system for waste site characterization
US5133377A (en) * 1990-12-05 1992-07-28 Truxillo Peter L Invalid walker
FR2671197A1 (fr) * 1990-12-28 1992-07-03 Inst Francais Du Petrole Methode et dispositif pour simplifier la localisation d'une zone souterraine dans le cadre d'une exploration sismique.
CA2091962A1 (en) * 1992-03-31 1993-10-01 Mark L. Witsaman Clock synchronization system

Also Published As

Publication number Publication date
NO934132D0 (no) 1993-11-16
AU5867694A (en) 1994-08-15
WO1994016344A1 (en) 1994-07-21
GB2289128A (en) 1995-11-08
US5650981A (en) 1997-07-22
GB9512474D0 (en) 1995-09-06

Similar Documents

Publication Publication Date Title
NO934132L (de)
EP0700527A4 (de) Gps-synchronisierte frequenz-/zeitquelle
ZA966506B (en) Method and apparatus for time division duplex pilot signal generation.
DE69418107D1 (de) Synchronisationsmethode für Zeitmultiplex Bild- und Tonsignale
EP0281742A3 (en) Method for verifying spelling of compound words
AU6339594A (en) Synchronized clock
NO960019D0 (no) Fremgangsmåte og system for oppveiing av porsjoner
EP0660213A3 (de) Verfahren zum Synchronisieren von Kühleinheiten zur Kompressoroptimierung.
MX9800394A (es) Formulacion de liberacion sostenida de d-treo-metilfenidato.
NO973731D0 (no) System som spenner over et hull og fremgangsmåte for setting av et slikt system
HU9302299D0 (en) Method for synchronizing timing signals of independent networks
GB8818665D0 (en) Methods & apparatus for synchronising clock signals
AU3749989A (en) Conveying information through motion sequences
NO885670L (no) Fortilsetning og for som inneholder denne tilsetning.
UA32529C2 (uk) Спосіб очистки стічних вод та пристрій для його здійснення
EP0608982A3 (de) Verfahren zur Inhibierung der Endotoxin-Aktivität.
GB2282033B (en) System for synchronizing real time clock by transmitted real time information
DK105793D0 (da) Emballage, isaer til is, samt fremgangsmaade og apparat til fremstilling af denne
DE59302826D1 (de) Synchronisationsverfahren für Automatisierungssysteme
EP0600408A3 (en) Method and apparatus for clock synchronization.
EP0635955A3 (de) Verfahren zur Taktrückgewinnung und Synchronisation.
IT8121275A0 (it) Procedimento e dispositivo per la sincronizzazione di un orologio principale e orologi secondari comandati da esso.
NO942612D0 (no) Fremgangsmåte og system for destruksjon av drivstoffer, særlig eksplosiver
HU9300271D0 (en) Method for modification of gas separing membranes
NO960795L (no) Fremgangsmåte for fremstilling av et gelatinöst sprengstoff og etter denne fremstilt sprengstoff