BRPI0509501A - método e aparelho para analisar um campo de onda eletromagnético, uso de campo de onda decomposto, programa para controlar um computador, transmissão de um programa, e, computador - Google Patents

método e aparelho para analisar um campo de onda eletromagnético, uso de campo de onda decomposto, programa para controlar um computador, transmissão de um programa, e, computador

Info

Publication number
BRPI0509501A
BRPI0509501A BRPI0509501-8A BRPI0509501A BRPI0509501A BR PI0509501 A BRPI0509501 A BR PI0509501A BR PI0509501 A BRPI0509501 A BR PI0509501A BR PI0509501 A BRPI0509501 A BR PI0509501A
Authority
BR
Brazil
Prior art keywords
wave field
program
computer
analyzing
electromagnetic wave
Prior art date
Application number
BRPI0509501-8A
Other languages
English (en)
Inventor
Tage Rosten
Lasse Amundsen
Original Assignee
Statoil Asa
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 Statoil Asa filed Critical Statoil Asa
Publication of BRPI0509501A publication Critical patent/BRPI0509501A/pt

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
    • G01V3/12—Electric or magnetic prospecting or detecting; Measuring magnetic field characteristics of the earth, e.g. declination, deviation operating with electromagnetic waves
    • 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
    • G01V3/08—Electric or magnetic prospecting or detecting; Measuring magnetic field characteristics of the earth, e.g. declination, deviation operating with magnetic or electric fields produced or modified by objects or geological structures or by detecting devices
    • G01V3/083—Controlled source electromagnetic [CSEM] surveying

Landscapes

  • Physics & Mathematics (AREA)
  • Engineering & Computer Science (AREA)
  • Remote Sensing (AREA)
  • Life Sciences & Earth Sciences (AREA)
  • Electromagnetism (AREA)
  • Geology (AREA)
  • Environmental & Geological Engineering (AREA)
  • General Life Sciences & Earth Sciences (AREA)
  • General Physics & Mathematics (AREA)
  • Geophysics (AREA)
  • Geophysics And Detection Of Objects (AREA)
  • Measuring Magnetic Variables (AREA)
  • Measurement And Recording Of Electrical Phenomena And Electrical Characteristics Of The Living Body (AREA)

Abstract

MéTODO E APARELHO PARA ANALISAR UM CAMPO DE ONDA ELETROMAGNéTICO, USO DE CAMPO DE ONDA DECOMPOSTO, PROGRAMA PARA CONTROLAR UM COMPUTADOR, TRANSMISSãO DE UM PROGRAMA, E, COMPUTADOR Método para analisar um campo de onda eletromagnético é provido, o método compreendendo as etapas de medir os campos elétrico e magnético em pelo menos um receptor (30); formular um filtro respectivo em relação a cada uma das componentes mutuamente ortogonais de cada um dos campos elétrico e magnético (33, 34); e aplicar os filtros aos dados medidos para decompor o campo de onda em componentes ascendentes e descendentes (35).
BRPI0509501-8A 2004-04-03 2005-04-01 método e aparelho para analisar um campo de onda eletromagnético, uso de campo de onda decomposto, programa para controlar um computador, transmissão de um programa, e, computador BRPI0509501A (pt)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
GB0407696A GB2412739B (en) 2004-04-03 2004-04-03 Electromagnetic wavefield analysis
PCT/EP2005/051484 WO2005096021A1 (en) 2004-04-03 2005-04-01 Electromagnetic wavefield analysis

Publications (1)

Publication Number Publication Date
BRPI0509501A true BRPI0509501A (pt) 2007-09-11

Family

ID=32320361

Family Applications (1)

Application Number Title Priority Date Filing Date
BRPI0509501-8A BRPI0509501A (pt) 2004-04-03 2005-04-01 método e aparelho para analisar um campo de onda eletromagnético, uso de campo de onda decomposto, programa para controlar um computador, transmissão de um programa, e, computador

Country Status (8)

Country Link
US (1) US7664603B2 (pt)
BR (1) BRPI0509501A (pt)
CA (1) CA2560868A1 (pt)
GB (1) GB2412739B (pt)
MX (1) MXPA06011380A (pt)
NO (1) NO20064906L (pt)
RU (1) RU2006134698A (pt)
WO (1) WO2005096021A1 (pt)

Families Citing this family (17)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
GB2409900B (en) 2004-01-09 2006-05-24 Statoil Asa Processing seismic data representing a physical system
GB2420855B (en) 2004-12-02 2009-08-26 Electromagnetic Geoservices As Source for electromagnetic surveying
GB2422673B (en) * 2005-02-01 2010-03-24 Electromagnetic Geoservices As Optimum signal for sea bed logging
GB2450641B (en) 2006-01-30 2010-06-09 Exxonmobil Upstream Res Co Method for spatial filtering of electromagnetic survey data
GB2435693A (en) * 2006-02-09 2007-09-05 Electromagnetic Geoservices As Seabed electromagnetic surveying
NO326957B1 (no) * 2006-02-13 2009-03-23 Norsk Hydro As Elektromagnetisk metode pa grunt vann med bruk av styrt kilde
RU2428720C2 (ru) * 2006-05-04 2011-09-10 Эксонмобил Апстрим Рисерч Компани Анализ повторных съемок по данным электромагнитной разведки
GB2439378B (en) * 2006-06-09 2011-03-16 Electromagnetic Geoservices As Instrument for measuring electromagnetic signals
GB2442749B (en) 2006-10-12 2010-05-19 Electromagnetic Geoservices As Positioning system
US7430474B2 (en) 2006-10-31 2008-09-30 Schlumberger Technology Corporation Removing sea surface-related electromagnetic fields in performing an electromagnetic survey
US20080169817A1 (en) * 2006-11-01 2008-07-17 Schlumberger Technology Corporation Determining an Electric Field Based on Measurement from a Magnetic Field Sensor for Surveying a Subterranean Structure
GB2445582A (en) 2007-01-09 2008-07-16 Statoil Asa Method for analysing data from an electromagnetic survey
US7795873B2 (en) 2008-07-15 2010-09-14 Mtem Ltd Method for attenuating air wave response in marine electromagnetic surveying
US8243548B2 (en) 2010-08-27 2012-08-14 Board Of Regents Of The University Of Texas System Extracting SV shear data from P-wave seismic data
US8325559B2 (en) 2010-08-27 2012-12-04 Board Of Regents Of The University Of Texas System Extracting SV shear data from P-wave marine data
US20140050049A1 (en) * 2012-08-15 2014-02-20 Westerngeco L.L.C. Methods and systems for deghosting marine seismic data
US9477000B2 (en) * 2013-01-11 2016-10-25 Cgg Services Sa System and method for the removal of shallow water multiples using a hybrid multi-channel prediction method

Family Cites Families (8)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US4094304A (en) * 1972-10-16 1978-06-13 Bolt Beranek And Newman Inc. Method and apparatus for measurement of acoustic impedance transitions in media such as human bodies
US6005916A (en) * 1992-10-14 1999-12-21 Techniscan, Inc. Apparatus and method for imaging with wavefields using inverse scattering techniques
GB2296567A (en) 1994-12-24 1996-07-03 Geco As Source signature determination and multiple reflection reduction
GB9800741D0 (en) * 1998-01-15 1998-03-11 Geco As Multiple attenuation of multi-component sea-bottom data
US6415231B1 (en) * 2000-08-14 2002-07-02 Joel J. Hebert Method and apparatus for planning and performing a pressure survey
GB2381314B (en) 2001-10-26 2005-05-04 Westerngeco Ltd A method of and an apparatus for processing seismic data
GB2385923B (en) * 2002-05-24 2004-07-28 Statoil Asa System and method for electromagnetic wavefield resolution
GB2415511B (en) * 2004-06-26 2008-09-24 Statoil Asa Processing electromagnetic data

Also Published As

Publication number Publication date
US20070247163A1 (en) 2007-10-25
GB2412739B (en) 2008-08-06
NO20064906L (no) 2007-01-03
RU2006134698A (ru) 2008-05-10
US7664603B2 (en) 2010-02-16
MXPA06011380A (es) 2006-12-20
GB0407696D0 (en) 2004-05-12
GB2412739A (en) 2005-10-05
WO2005096021A1 (en) 2005-10-13
CA2560868A1 (en) 2005-10-13

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Legal Events

Date Code Title Description
B08F Application dismissed because of non-payment of annual fees [chapter 8.6 patent gazette]

Free format text: REFERENTE A 6A ANUIDADE.

B08K Patent lapsed as no evidence of payment of the annual fee has been furnished to inpi [chapter 8.11 patent gazette]

Free format text: REFERENTE AO DESPACHO 8.6 PUBLICADO NA RPI 2137 DE 20/12/2011.