NO20004766D0 - FremgangsmÕte og apparat for forbedring av ytelsen til et kraftbalanse-akselerometer basert pÕ en enkel spole-hastighets- geofen - Google Patents

FremgangsmÕte og apparat for forbedring av ytelsen til et kraftbalanse-akselerometer basert pÕ en enkel spole-hastighets- geofen

Info

Publication number
NO20004766D0
NO20004766D0 NO20004766A NO20004766A NO20004766D0 NO 20004766 D0 NO20004766 D0 NO 20004766D0 NO 20004766 A NO20004766 A NO 20004766A NO 20004766 A NO20004766 A NO 20004766A NO 20004766 D0 NO20004766 D0 NO 20004766D0
Authority
NO
Norway
Prior art keywords
geofen
improving
performance
single coil
power balance
Prior art date
Application number
NO20004766A
Other languages
English (en)
Other versions
NO20004766L (no
Inventor
Thomas R Vanzandt
Stephen J Manion
Original Assignee
Thomas R Vanzandt
Stephen J Manion
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 Thomas R Vanzandt, Stephen J Manion filed Critical Thomas R Vanzandt
Publication of NO20004766D0 publication Critical patent/NO20004766D0/no
Publication of NO20004766L publication Critical patent/NO20004766L/no

Links

Classifications

    • G—PHYSICS
    • G01—MEASURING; TESTING
    • G01P—MEASURING LINEAR OR ANGULAR SPEED, ACCELERATION, DECELERATION, OR SHOCK; INDICATING PRESENCE, ABSENCE, OR DIRECTION, OF MOVEMENT
    • G01P15/00—Measuring acceleration; Measuring deceleration; Measuring shock, i.e. sudden change of acceleration
    • G01P15/02—Measuring acceleration; Measuring deceleration; Measuring shock, i.e. sudden change of acceleration by making use of inertia forces using solid seismic masses
    • G01P15/08—Measuring acceleration; Measuring deceleration; Measuring shock, i.e. sudden change of acceleration by making use of inertia forces using solid seismic masses with conversion into electric or magnetic values
    • G01P15/13—Measuring acceleration; Measuring deceleration; Measuring shock, i.e. sudden change of acceleration by making use of inertia forces using solid seismic masses with conversion into electric or magnetic values by measuring the force required to restore a proofmass subjected to inertial forces to a null position
    • G01P15/132—Measuring acceleration; Measuring deceleration; Measuring shock, i.e. sudden change of acceleration by making use of inertia forces using solid seismic masses with conversion into electric or magnetic values by measuring the force required to restore a proofmass subjected to inertial forces to a null position with electromagnetic counterbalancing means
NO20004766A 1998-03-25 2000-09-22 Fremgangsmåte og apparat for å forbedre ytelsen til et kraftbalanseakselerometer basert på en enkeltspolehastighetsgeofon NO20004766L (no)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
US7946598P 1998-03-25 1998-03-25
PCT/US1999/006299 WO1999049324A1 (en) 1998-03-25 1999-03-25 Method and apparatus for improving performance of a force balance accelerometer based on a single-coil velocity geophone

Publications (2)

Publication Number Publication Date
NO20004766D0 true NO20004766D0 (no) 2000-09-22
NO20004766L NO20004766L (no) 2000-11-24

Family

ID=22150742

Family Applications (1)

Application Number Title Priority Date Filing Date
NO20004766A NO20004766L (no) 1998-03-25 2000-09-22 Fremgangsmåte og apparat for å forbedre ytelsen til et kraftbalanseakselerometer basert på en enkeltspolehastighetsgeofon

Country Status (5)

Country Link
US (1) US6918299B2 (no)
EP (1) EP1066533B1 (no)
DE (1) DE69925257D1 (no)
NO (1) NO20004766L (no)
WO (1) WO1999049324A1 (no)

Families Citing this family (7)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
EP1149506A4 (en) * 1998-11-10 2005-06-29 Thomas R Vanzandt GEOPHON WITH A SINGLE RECYCLED COIL WITH HIGH BANDWIDTH
US7467536B2 (en) 2005-11-21 2008-12-23 The United States Of America As Represented By The Administrator Of The National Aeronautics And Space Administration Positioning system for single or multi-axis sensitive instrument calibration and calibration system for use therewith
CA2841455A1 (en) * 2011-07-19 2013-01-24 Conocophillips Company Multiple frequency geophone strings
US9052250B1 (en) 2012-05-04 2015-06-09 The United States Of America As Represented By The Administrator Of The National Aeronautics And Space Administration Method of calibrating a force balance
CN103364824A (zh) * 2013-08-01 2013-10-23 中国地震局地球物理勘探中心 32位宽频带流动观测地震仪
KR101660768B1 (ko) * 2016-04-01 2016-09-29 (주)오토시스 지진 가속도 센서의 상태 정보 제어 장치 및 방법
CN111505338B (zh) * 2020-05-03 2021-07-02 华中科技大学 一种磁反馈闭环加速度传感器及其温度补偿方法

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US3508444A (en) * 1967-03-27 1970-04-28 Massachusetts Inst Technology Time sharing pulsed rebalancing system
US3589545A (en) 1969-09-19 1971-06-29 Greif Brothers Corp The Vented closure
US3678374A (en) 1970-01-06 1972-07-18 Sundstrand Data Control Servoed transducer system with current output circuit
US3662251A (en) 1970-06-22 1972-05-09 Otto Joseph Mitchell Smith Method and system for measuring acceleration and velocity
US3641414A (en) * 1970-10-16 1972-02-08 United Control Corp Transducer system with floating input circuit and constant current output electronics
US3877314A (en) * 1973-03-26 1975-04-15 Illinois Tool Works Accelerometer
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US4253164A (en) 1978-10-30 1981-02-24 Western Geophysical Co. Of America Multi-purpose seismic transducer
US4229618A (en) 1978-10-30 1980-10-21 Gamble George W High-fidelity speaker with negative feedback
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GB2050610B (en) 1979-06-01 1983-12-14 Ferranti Ltd Accelerometer
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NL8202309A (nl) * 1982-06-08 1984-01-02 Regt Special Cable Bv De Actieve geofoon, meer in het bijzonder een versnellingsgevoelige geofoon.
JPS5974715A (ja) * 1982-10-22 1984-04-27 Nippon Resuko:Kk 双方向増幅器
DE3307575C2 (de) * 1983-03-03 1984-12-20 Erich Dipl.-Geophys. 8372 Lindberg Lippmann Elektrodynamisches Seismometer
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GB8328954D0 (en) 1983-10-29 1983-11-30 Metal Box Plc One-piece plastics closure
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US5789677A (en) * 1996-12-19 1998-08-04 Infrastructure Instruments Inc. Dual-axis force feedback accelerometer
US6075754A (en) * 1997-04-08 2000-06-13 Vanzandt; Thomas R. Single-coil force balance velocity geophone

Also Published As

Publication number Publication date
EP1066533A4 (en) 2002-05-08
EP1066533B1 (en) 2005-05-11
US20030115959A1 (en) 2003-06-26
US6918299B2 (en) 2005-07-19
WO1999049324A1 (en) 1999-09-30
EP1066533A1 (en) 2001-01-10
DE69925257D1 (de) 2005-06-16
NO20004766L (no) 2000-11-24

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FC2A Withdrawal, rejection or dismissal of laid open patent application