DE69726679D1 - Spannungsproportionaler schaltkreis - Google Patents

Spannungsproportionaler schaltkreis

Info

Publication number
DE69726679D1
DE69726679D1 DE69726679T DE69726679T DE69726679D1 DE 69726679 D1 DE69726679 D1 DE 69726679D1 DE 69726679 T DE69726679 T DE 69726679T DE 69726679 T DE69726679 T DE 69726679T DE 69726679 D1 DE69726679 D1 DE 69726679D1
Authority
DE
Germany
Prior art keywords
voltage proportional
proportional circuit
circuit
voltage
proportional
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
DE69726679T
Other languages
English (en)
Other versions
DE69726679T2 (de
Inventor
S Czarnocki
J Walczak
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.)
Motorola Solutions Inc
Original Assignee
Motorola 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 Motorola Inc filed Critical Motorola Inc
Application granted granted Critical
Publication of DE69726679D1 publication Critical patent/DE69726679D1/de
Publication of DE69726679T2 publication Critical patent/DE69726679T2/de
Anticipated expiration legal-status Critical
Expired - Lifetime legal-status Critical Current

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
    • G01P15/131—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 electrostatic counterbalancing means
DE69726679T 1996-04-30 1997-02-07 Spannungsproportionaler schaltkreis Expired - Lifetime DE69726679T2 (de)

Applications Claiming Priority (3)

Application Number Priority Date Filing Date Title
US08/641,453 US5744968A (en) 1996-04-30 1996-04-30 Ratiometric circuit
US641453 1996-04-30
PCT/US1997/001836 WO1997041447A1 (en) 1996-04-30 1997-02-07 Ratiometric circuit

Publications (2)

Publication Number Publication Date
DE69726679D1 true DE69726679D1 (de) 2004-01-22
DE69726679T2 DE69726679T2 (de) 2004-06-17

Family

ID=24572454

Family Applications (1)

Application Number Title Priority Date Filing Date
DE69726679T Expired - Lifetime DE69726679T2 (de) 1996-04-30 1997-02-07 Spannungsproportionaler schaltkreis

Country Status (4)

Country Link
US (1) US5744968A (de)
EP (1) EP0835453B1 (de)
DE (1) DE69726679T2 (de)
WO (1) WO1997041447A1 (de)

Families Citing this family (13)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US6362632B1 (en) * 2000-05-24 2002-03-26 Becs Technology, Inc. Balanced charge pump capacitive material sensor
KR100654472B1 (ko) * 2001-09-06 2006-12-05 동경 엘렉트론 주식회사 센서 용량 검출 장치 및 센서 용량 검출 방법
TW587932B (en) * 2003-05-21 2004-05-21 Guan-Gu Lin Removable animal tissue filling device
JP4645013B2 (ja) * 2003-10-03 2011-03-09 パナソニック株式会社 加速度センサ及びそれを用いた複合センサ
EP1548409A1 (de) * 2003-12-23 2005-06-29 Dialog Semiconductor GmbH Kapazitive Differenzmessung
JP4455201B2 (ja) * 2004-07-20 2010-04-21 富士通マイクロエレクトロニクス株式会社 検出回路
EP1715580B1 (de) * 2005-03-31 2018-11-28 STMicroelectronics Srl Vorrichtung zur Steuerung der Resonanzfrequenz eines mikroelektromechanischen Oszillator
US7368923B2 (en) * 2005-12-22 2008-05-06 Honeywell International Inc. Time interval trimmed differential capacitance sensor
US8714012B2 (en) * 2010-02-16 2014-05-06 Stmicroelectronics S.R.L. Microelectromechanical gyroscope with inversion of actuation forces, and method for actuating a microelectromechanical gyroscope
US9201435B2 (en) * 2013-03-05 2015-12-01 Infineon Technologies Ag System and method for a power supply
US9835575B2 (en) * 2014-10-16 2017-12-05 Ams International Ag Ratiometric device
US10585112B2 (en) * 2015-02-17 2020-03-10 Hitachi, Ltd. Acceleration sensor
EP3404422B1 (de) 2017-05-19 2019-11-13 NXP USA, Inc. System aus einem kapazitiven wandler und einer anregungsschaltung für einen solchen wandler und verfahren zur beschleunigungsmessung mit solch einem system

Family Cites Families (6)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE3831593A1 (de) * 1988-09-15 1990-03-22 Siemens Ag Schaltungsanordnung mit einer einer mechanischen verstimmung ausgesetzten differentialkondensator-anordnung
DE69113632T2 (de) * 1990-08-17 1996-03-21 Analog Devices Inc Monolithischer beschleunigungsmesser.
US5205171A (en) * 1991-01-11 1993-04-27 Northrop Corporation Miniature silicon accelerometer and method
US5497660A (en) * 1994-05-31 1996-03-12 Litton Systems, Inc. Digital force balanced instrument
US5473946A (en) * 1994-09-09 1995-12-12 Litton Systems, Inc. Accelerometer using pulse-on-demand control
JP3216455B2 (ja) * 1994-12-22 2001-10-09 株式会社村田製作所 容量型静電サーボ加速度センサ

Also Published As

Publication number Publication date
DE69726679T2 (de) 2004-06-17
US5744968A (en) 1998-04-28
WO1997041447A1 (en) 1997-11-06
EP0835453A4 (de) 1999-07-14
EP0835453B1 (de) 2003-12-10
EP0835453A1 (de) 1998-04-15

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Legal Events

Date Code Title Description
8364 No opposition during term of opposition