SE9701720D0 - Accelerometer - Google Patents

Accelerometer

Info

Publication number
SE9701720D0
SE9701720D0 SE9701720A SE9701720A SE9701720D0 SE 9701720 D0 SE9701720 D0 SE 9701720D0 SE 9701720 A SE9701720 A SE 9701720A SE 9701720 A SE9701720 A SE 9701720A SE 9701720 D0 SE9701720 D0 SE 9701720D0
Authority
SE
Sweden
Prior art keywords
sensitivity
free end
accelerometer
longitudinal direction
supported
Prior art date
Application number
SE9701720A
Other languages
English (en)
Inventor
Kenth Nilsson
Eva Nilsson
Original Assignee
Pacesetter Ab
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 Pacesetter Ab filed Critical Pacesetter Ab
Priority to SE9701720A priority Critical patent/SE9701720D0/sv
Publication of SE9701720D0 publication Critical patent/SE9701720D0/sv
Priority to US09/423,383 priority patent/US7021141B1/en
Priority to PCT/SE1998/000816 priority patent/WO1998050794A1/en
Priority to DE69825437T priority patent/DE69825437T2/de
Priority to EP98921966A priority patent/EP0981753B1/en

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
    • G01P15/09—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 piezoelectric pick-up
    • G01P15/0922—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 piezoelectric pick-up of the bending or flexing mode type
    • G—PHYSICS
    • G01—MEASURING; TESTING
    • G01P—MEASURING LINEAR OR ANGULAR SPEED, ACCELERATION, DECELERATION, OR SHOCK; INDICATING PRESENCE, ABSENCE, OR DIRECTION, OF MOVEMENT
    • G01P1/00—Details of instruments
    • G01P1/02—Housings
    • G01P1/023—Housings for acceleration measuring devices
    • 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
    • G01P15/18—Measuring acceleration; Measuring deceleration; Measuring shock, i.e. sudden change of acceleration in two or more dimensions

Landscapes

  • Physics & Mathematics (AREA)
  • General Physics & Mathematics (AREA)
  • Pressure Sensors (AREA)
  • Gyroscopes (AREA)
  • Micromachines (AREA)
SE9701720A 1997-05-07 1997-05-07 Accelerometer SE9701720D0 (sv)

Priority Applications (5)

Application Number Priority Date Filing Date Title
SE9701720A SE9701720D0 (sv) 1997-05-07 1997-05-07 Accelerometer
US09/423,383 US7021141B1 (en) 1997-05-07 1998-05-04 Beam-type accelerometer
PCT/SE1998/000816 WO1998050794A1 (en) 1997-05-07 1998-05-04 Accelerometer
DE69825437T DE69825437T2 (de) 1997-05-07 1998-05-04 Beschleunigungsaufnehmer
EP98921966A EP0981753B1 (en) 1997-05-07 1998-05-04 Accelerometer

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
SE9701720A SE9701720D0 (sv) 1997-05-07 1997-05-07 Accelerometer

Publications (1)

Publication Number Publication Date
SE9701720D0 true SE9701720D0 (sv) 1997-05-07

Family

ID=20406867

Family Applications (1)

Application Number Title Priority Date Filing Date
SE9701720A SE9701720D0 (sv) 1997-05-07 1997-05-07 Accelerometer

Country Status (5)

Country Link
US (1) US7021141B1 (sv)
EP (1) EP0981753B1 (sv)
DE (1) DE69825437T2 (sv)
SE (1) SE9701720D0 (sv)
WO (1) WO1998050794A1 (sv)

Families Citing this family (7)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US20080072677A1 (en) * 2006-09-26 2008-03-27 Sorah Rhee Bending mode accelerometer
US7610089B1 (en) 2007-02-21 2009-10-27 Pacesetter, Inc. Implantable strain sensor for medical diagnostics
US8915139B1 (en) * 2010-03-12 2014-12-23 Applied Physical Sciences Corp. Relaxor-based piezoelectric single crystal accelerometer
EP2599523B1 (en) 2011-11-30 2016-02-10 St. Jude Medical AB Activity-responsive pacing
US10060943B2 (en) 2016-03-18 2018-08-28 Rosemount Aerospace Inc. Symmetric MEMS piezoelectric accelerometer for lateral noise
IT202000018670A1 (it) * 2020-07-30 2022-01-30 St Microelectronics Srl Accelerometro mems a larga banda per la rilevazione di vibrazioni
WO2022268575A1 (en) * 2021-06-21 2022-12-29 Sonion Nederland B.V. Compact vibration sensor with piezo electric read-out

Family Cites Families (6)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
GB2175090B (en) 1985-04-23 1988-09-01 Stc Plc Mounting of surface acoustic wave devices
EP0355289A1 (en) * 1988-07-01 1990-02-28 ATOCHEM NORTH AMERICA, INC. (a Pennsylvania corp.) Accelerometer
GB2224599B (en) 1988-11-02 1992-08-19 Plessey Co Plc A piezoelectric shear mode accelerometer
JPH05273227A (ja) * 1992-03-26 1993-10-22 Matsushita Electric Works Ltd 加速度センサーとこれを備えた計数器
JPH0627137A (ja) * 1992-07-08 1994-02-04 Murata Mfg Co Ltd 加速度センサ
US5425750A (en) 1993-07-14 1995-06-20 Pacesetter, Inc. Accelerometer-based multi-axis physical activity sensor for a rate-responsive pacemaker and method of fabrication

Also Published As

Publication number Publication date
DE69825437D1 (de) 2004-09-09
EP0981753A1 (en) 2000-03-01
US7021141B1 (en) 2006-04-04
EP0981753B1 (en) 2004-08-04
WO1998050794A1 (en) 1998-11-12
DE69825437T2 (de) 2005-07-28

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