DE69712950D1 - Verfahren zur adaptiven Filterung von Bohrlochdaten - Google Patents

Verfahren zur adaptiven Filterung von Bohrlochdaten

Info

Publication number
DE69712950D1
DE69712950D1 DE69712950T DE69712950T DE69712950D1 DE 69712950 D1 DE69712950 D1 DE 69712950D1 DE 69712950 T DE69712950 T DE 69712950T DE 69712950 T DE69712950 T DE 69712950T DE 69712950 D1 DE69712950 D1 DE 69712950D1
Authority
DE
Germany
Prior art keywords
adaptive filtering
downhole data
downhole
data
adaptive
Prior art date
Legal status (The legal status 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 status listed.)
Expired - Lifetime
Application number
DE69712950T
Other languages
English (en)
Inventor
Ronald Plasek
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
Services Petroliers Schlumberger SA
Schlumberger Technology BV
Schlumberger Ltd USA
Original Assignee
Services Petroliers Schlumberger SA
Schlumberger Technology BV
Schlumberger Ltd USA
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 Services Petroliers Schlumberger SA, Schlumberger Technology BV, Schlumberger Ltd USA filed Critical Services Petroliers Schlumberger SA
Application granted granted Critical
Publication of DE69712950D1 publication Critical patent/DE69712950D1/de
Anticipated expiration legal-status Critical
Expired - Lifetime legal-status Critical Current

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
    • G01V1/40—Seismology; Seismic or acoustic prospecting or detecting specially adapted for well-logging
    • G01V1/44—Seismology; Seismic or acoustic prospecting or detecting specially adapted for well-logging using generators and receivers in the same well
    • G01V1/48—Processing data
    • H—ELECTRICITY
    • H03—ELECTRONIC CIRCUITRY
    • H03H—IMPEDANCE NETWORKS, e.g. RESONANT CIRCUITS; RESONATORS
    • H03H17/00—Networks using digital techniques
    • H03H17/02—Frequency selective networks
    • H03H17/0248—Filters characterised by a particular frequency response or filtering method
    • H03H17/0255—Filters based on statistics
    • H—ELECTRICITY
    • H03—ELECTRONIC CIRCUITRY
    • H03H—IMPEDANCE NETWORKS, e.g. RESONANT CIRCUITS; RESONATORS
    • H03H21/00—Adaptive networks
    • H03H21/0012—Digital adaptive filters

Landscapes

  • Physics & Mathematics (AREA)
  • Life Sciences & Earth Sciences (AREA)
  • Engineering & Computer Science (AREA)
  • Geology (AREA)
  • Mathematical Physics (AREA)
  • Computer Hardware Design (AREA)
  • Acoustics & Sound (AREA)
  • Environmental & Geological Engineering (AREA)
  • Probability & Statistics with Applications (AREA)
  • Remote Sensing (AREA)
  • General Life Sciences & Earth Sciences (AREA)
  • General Physics & Mathematics (AREA)
  • Geophysics (AREA)
  • Geophysics And Detection Of Objects (AREA)
  • Image Processing (AREA)
  • Debugging And Monitoring (AREA)
DE69712950T 1996-03-08 1997-03-10 Verfahren zur adaptiven Filterung von Bohrlochdaten Expired - Lifetime DE69712950D1 (de)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
US1160096P 1996-03-08 1996-03-08

Publications (1)

Publication Number Publication Date
DE69712950D1 true DE69712950D1 (de) 2002-07-11

Family

ID=21751135

Family Applications (1)

Application Number Title Priority Date Filing Date
DE69712950T Expired - Lifetime DE69712950D1 (de) 1996-03-08 1997-03-10 Verfahren zur adaptiven Filterung von Bohrlochdaten

Country Status (5)

Country Link
US (1) US5842158A (de)
EP (1) EP0794617B1 (de)
CA (1) CA2199442A1 (de)
DE (1) DE69712950D1 (de)
NO (1) NO315880B1 (de)

Families Citing this family (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US6304904B1 (en) * 1997-03-27 2001-10-16 Intel Corporation Method and apparatus for collecting page-level performance statistics from a network device
WO2002071617A1 (en) * 2001-03-03 2002-09-12 Optimum Power Technology, L.P. Apparatus and method for adjusting filter frequency in relation to sampling frequency
US7318838B2 (en) * 2004-12-31 2008-01-15 Boston Scientific Scimed, Inc. Smart textile vascular graft
US10430872B2 (en) * 2012-05-10 2019-10-01 Schlumberger Technology Corporation Method of valuation of geological asset or information relating thereto in the presence of uncertainties
US9746582B1 (en) 2016-04-21 2017-08-29 Schlumberger Technology Corporation Method for improving precision of neutron induced gamma ray spectroscopy

Family Cites Families (6)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US4044241A (en) * 1972-01-12 1977-08-23 Esl Incorporated Adaptive matched digital filter
JPS52125251A (en) * 1976-02-23 1977-10-20 Bio Communication Res Electric filter and method of designing same
JP2541044B2 (ja) * 1991-08-29 1996-10-09 真作 森 適応フィルタ装置
US5144595A (en) * 1992-01-27 1992-09-01 The United States Of America As Represented By The Secretary Of The Navy Adaptive statistical filter providing improved performance for target motion analysis noise discrimination
US5912993A (en) * 1993-06-08 1999-06-15 Regents Of The University Of Calif. Signal encoding and reconstruction using pixons
US5432723A (en) * 1993-12-02 1995-07-11 Motorola, Inc. Parallel infinite impulse response (IIR) filter with low quantization effects and method therefor

Also Published As

Publication number Publication date
NO971073D0 (no) 1997-03-07
NO315880B1 (no) 2003-11-03
CA2199442A1 (en) 1997-09-08
MX9701805A (es) 1997-09-30
NO971073L (no) 1997-09-09
EP0794617B1 (de) 2002-06-05
EP0794617A2 (de) 1997-09-10
US5842158A (en) 1998-11-24
EP0794617A3 (de) 1998-07-08

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Legal Events

Date Code Title Description
8332 No legal effect for de