GB2343002B - Method and apparatus for signal bandpass sampling in measurement-while -drilling applications - Google Patents

Method and apparatus for signal bandpass sampling in measurement-while -drilling applications

Info

Publication number
GB2343002B
GB2343002B GB0000117A GB0000117A GB2343002B GB 2343002 B GB2343002 B GB 2343002B GB 0000117 A GB0000117 A GB 0000117A GB 0000117 A GB0000117 A GB 0000117A GB 2343002 B GB2343002 B GB 2343002B
Authority
GB
United Kingdom
Prior art keywords
measurement
drilling applications
bandpass sampling
signal bandpass
signal
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
GB0000117A
Other versions
GB2343002A (en
GB0000117D0 (en
Inventor
Larry W Thompson
Macmillan Morgan Wisler
David Mark Schneider
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.)
Baker Hughes Holdings LLC
Original Assignee
Baker Hughes Inc
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 Baker Hughes Inc filed Critical Baker Hughes Inc
Publication of GB0000117D0 publication Critical patent/GB0000117D0/en
Publication of GB2343002A publication Critical patent/GB2343002A/en
Application granted granted Critical
Publication of GB2343002B publication Critical patent/GB2343002B/en
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
    • G01V3/00—Electric or magnetic prospecting or detecting; Measuring magnetic field characteristics of the earth, e.g. declination, deviation
    • G01V3/18—Electric or magnetic prospecting or detecting; Measuring magnetic field characteristics of the earth, e.g. declination, deviation specially adapted for well-logging
    • G01V3/30—Electric or magnetic prospecting or detecting; Measuring magnetic field characteristics of the earth, e.g. declination, deviation specially adapted for well-logging operating with electromagnetic waves

Landscapes

  • Physics & Mathematics (AREA)
  • Life Sciences & Earth Sciences (AREA)
  • Electromagnetism (AREA)
  • Engineering & Computer Science (AREA)
  • Environmental & Geological Engineering (AREA)
  • Geology (AREA)
  • Remote Sensing (AREA)
  • General Life Sciences & Earth Sciences (AREA)
  • General Physics & Mathematics (AREA)
  • Geophysics (AREA)
  • Geophysics And Detection Of Objects (AREA)
GB0000117A 1997-07-02 1997-07-02 Method and apparatus for signal bandpass sampling in measurement-while -drilling applications Expired - Lifetime GB2343002B (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
PCT/US1997/011665 WO1999001785A1 (en) 1997-07-02 1997-07-02 Method and apparatus for signal bandpass sampling in measurement-while-drilling applications

Publications (3)

Publication Number Publication Date
GB0000117D0 GB0000117D0 (en) 2000-02-23
GB2343002A GB2343002A (en) 2000-04-26
GB2343002B true GB2343002B (en) 2002-01-09

Family

ID=22261208

Family Applications (1)

Application Number Title Priority Date Filing Date
GB0000117A Expired - Lifetime GB2343002B (en) 1997-07-02 1997-07-02 Method and apparatus for signal bandpass sampling in measurement-while -drilling applications

Country Status (3)

Country Link
AU (1) AU3593197A (en)
GB (1) GB2343002B (en)
WO (1) WO1999001785A1 (en)

Families Citing this family (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US8033281B2 (en) 2007-11-09 2011-10-11 Todd Douglas Kneale Modular transportable life support device
US7818840B2 (en) 2007-11-09 2010-10-26 Integrated Medical Systems, Inc. Foldable, portable trauma treatment and monitoring patient platform
ITRM20100479A1 (en) * 2010-09-15 2012-03-16 Istituto Naz Di Geofisica E Vulcanologia PERMITTENCE METER AND ELECTRIC RESISTIVITY FOR NON-INVASIVE INVESTIGATIONS ON MATERIALS

Citations (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
EP0314573A2 (en) * 1987-10-30 1989-05-03 Schlumberger Limited Well logging apparatus and method
WO1991003114A1 (en) * 1989-08-16 1991-03-07 Titan Linkabit Corporation Conversion of analog signal into i and q digital signals with enhanced image rejection

Patent Citations (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
EP0314573A2 (en) * 1987-10-30 1989-05-03 Schlumberger Limited Well logging apparatus and method
WO1991003114A1 (en) * 1989-08-16 1991-03-07 Titan Linkabit Corporation Conversion of analog signal into i and q digital signals with enhanced image rejection

Non-Patent Citations (2)

* Cited by examiner, † Cited by third party
Title
"A SIMPLE METHOD FOR SAMPLING IN-PHASE AND QUADRATURE COMPONENTS" RADER CM, IEEE TRANSACTIONS *
ON AEROSPACE AND ELECTRONIC SYSTEMS, vol. AES-20 no.6 NOVEMBER 1984, PAGES 821-824 *

Also Published As

Publication number Publication date
GB2343002A (en) 2000-04-26
WO1999001785A1 (en) 1999-01-14
GB0000117D0 (en) 2000-02-23
AU3593197A (en) 1999-01-25

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Legal Events

Date Code Title Description
PE20 Patent expired after termination of 20 years

Expiry date: 20170701