BR9305974A - Circuito para um transdutor - Google Patents

Circuito para um transdutor

Info

Publication number
BR9305974A
BR9305974A BR9305974A BR9305974A BR9305974A BR 9305974 A BR9305974 A BR 9305974A BR 9305974 A BR9305974 A BR 9305974A BR 9305974 A BR9305974 A BR 9305974A BR 9305974 A BR9305974 A BR 9305974A
Authority
BR
Brazil
Prior art keywords
oscillators
pct
output
trigger circuits
differential transducer
Prior art date
Application number
BR9305974A
Other languages
English (en)
Inventor
Martin Gruler
Original Assignee
Mannesmann Kienzle Gmbh
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 Mannesmann Kienzle Gmbh filed Critical Mannesmann Kienzle Gmbh
Publication of BR9305974A publication Critical patent/BR9305974A/pt

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
    • G01P15/125—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 capacitive pick-up
    • G—PHYSICS
    • G01—MEASURING; TESTING
    • G01D—MEASURING NOT SPECIALLY ADAPTED FOR A SPECIFIC VARIABLE; ARRANGEMENTS FOR MEASURING TWO OR MORE VARIABLES NOT COVERED IN A SINGLE OTHER SUBCLASS; TARIFF METERING APPARATUS; MEASURING OR TESTING NOT OTHERWISE PROVIDED FOR
    • G01D5/00—Mechanical means for transferring the output of a sensing member; Means for converting the output of a sensing member to another variable where the form or nature of the sensing member does not constrain the means for converting; Transducers not specially adapted for a specific variable
    • G01D5/12—Mechanical means for transferring the output of a sensing member; Means for converting the output of a sensing member to another variable where the form or nature of the sensing member does not constrain the means for converting; Transducers not specially adapted for a specific variable using electric or magnetic means
    • G01D5/14—Mechanical means for transferring the output of a sensing member; Means for converting the output of a sensing member to another variable where the form or nature of the sensing member does not constrain the means for converting; Transducers not specially adapted for a specific variable using electric or magnetic means influencing the magnitude of a current or voltage
    • G01D5/24—Mechanical means for transferring the output of a sensing member; Means for converting the output of a sensing member to another variable where the form or nature of the sensing member does not constrain the means for converting; Transducers not specially adapted for a specific variable using electric or magnetic means influencing the magnitude of a current or voltage by varying capacitance
    • G01D5/2403—Mechanical means for transferring the output of a sensing member; Means for converting the output of a sensing member to another variable where the form or nature of the sensing member does not constrain the means for converting; Transducers not specially adapted for a specific variable using electric or magnetic means influencing the magnitude of a current or voltage by varying capacitance by moving plates, not forming part of the capacitor itself, e.g. shields

Landscapes

  • Physics & Mathematics (AREA)
  • General Physics & Mathematics (AREA)
  • Engineering & Computer Science (AREA)
  • Power Engineering (AREA)
  • Measuring Fluid Pressure (AREA)
  • Transmission And Conversion Of Sensor Element Output (AREA)
  • Oscillators With Electromechanical Resonators (AREA)
  • Surgical Instruments (AREA)
  • Electrophonic Musical Instruments (AREA)
  • Tests Of Electronic Circuits (AREA)
BR9305974A 1992-02-27 1993-02-12 Circuito para um transdutor BR9305974A (pt)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
DE4205989A DE4205989C2 (de) 1992-02-27 1992-02-27 Schaltungsanordnung für einen Geber
PCT/EP1993/000342 WO1993017302A1 (de) 1992-02-27 1993-02-12 Schaltungsanordnung für einen geber

Publications (1)

Publication Number Publication Date
BR9305974A true BR9305974A (pt) 1997-10-21

Family

ID=6452691

Family Applications (1)

Application Number Title Priority Date Filing Date
BR9305974A BR9305974A (pt) 1992-02-27 1993-02-12 Circuito para um transdutor

Country Status (12)

Country Link
US (1) US5621399A (pt)
EP (1) EP0628155B1 (pt)
JP (1) JP3363903B2 (pt)
AT (1) ATE131928T1 (pt)
AU (1) AU669879B2 (pt)
BR (1) BR9305974A (pt)
CZ (1) CZ281439B6 (pt)
DE (1) DE4205989C2 (pt)
HU (1) HUT68135A (pt)
PL (1) PL170773B1 (pt)
SK (1) SK280692B6 (pt)
WO (1) WO1993017302A1 (pt)

Families Citing this family (9)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE19803643A1 (de) * 1998-02-02 1999-08-05 Reinhard Wiesemann Kapazitiver Sensor
DE19954267A1 (de) * 1999-07-30 2001-08-02 Univ Ilmenau Tech Verfahren zur automatischen Einstellung der Schaltschwelle kapazitiver sowie induktiver Näherungssensoren
US6249075B1 (en) 1999-11-18 2001-06-19 Lucent Technologies Inc. Surface micro-machined acoustic transducers
US6356085B1 (en) * 2000-05-09 2002-03-12 Pacesetter, Inc. Method and apparatus for converting capacitance to voltage
DE10115715B4 (de) * 2001-03-30 2004-10-14 Plöchinger, Heinz, Dipl.-Ing. Sensor und Verfahren zur Erfassung von Meßgrößen und physikalischen Parametern
US6516672B2 (en) 2001-05-21 2003-02-11 Rosemount Inc. Sigma-delta analog to digital converter for capacitive pressure sensor and process transmitter
JP2003035615A (ja) * 2001-07-24 2003-02-07 Nitta Ind Corp 静電容量式センサ
KR100496883B1 (ko) * 2003-02-04 2005-06-23 삼성전자주식회사 전류 제어 피더블유엠 회로 및 이를 포함하는 클래스 디이앰프
DE102013102543B4 (de) 2013-03-13 2024-02-01 Minebea Mitsumi Inc. Drehgeber mit geringer Leistungsaufnahme

Family Cites Families (16)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US3518536A (en) * 1967-11-08 1970-06-30 Lee Shih Ying Mechano-electrical transduction system having a pair of electrical sensing networks arranged to be triggered alternatively
FR2454083A1 (fr) * 1979-04-09 1980-11-07 Facom Dispositif de mesure de la position relative de deux objets
JPS56129831A (en) * 1980-03-17 1981-10-12 Yokogawa Hokushin Electric Corp Pressure converter
CH652823A5 (de) * 1980-03-26 1985-11-29 Bosch Gmbh Robert Weg-frequenz-messgroessenwandler.
US4642555A (en) * 1985-01-31 1987-02-10 Sperry Corporation Differential capacitance detector
DE3542030A1 (de) * 1985-05-06 1986-10-09 Haberland, Rüdiger, Prof. Dr.-Ing., 6750 Kaiserslautern Auswerteelektronik fuer differentialkondensatoren
DE3528416C2 (de) * 1985-08-08 1996-04-18 Envec Mess Und Regeltechn Gmbh Auswerteschaltung für einen kapazitiven Sensor
US5083091A (en) * 1986-04-23 1992-01-21 Rosemount, Inc. Charged balanced feedback measurement circuit
US4783659A (en) * 1986-08-22 1988-11-08 Rosemount Inc. Analog transducer circuit with digital control
US4878012A (en) * 1988-06-10 1989-10-31 Rosemount Inc. Charge balanced feedback transmitter
DE3919191C2 (de) * 1989-06-13 1999-12-09 Mannesmann Vdo Ag Auswerteschaltung
US5228341A (en) * 1989-10-18 1993-07-20 Hitachi, Ltd. Capacitive acceleration detector having reduced mass portion
GB2260648B (en) * 1991-10-16 1995-05-17 John Mfg Ltd Sensor switch and a portable device sensitive to a change in movement
US5204674A (en) * 1991-10-28 1993-04-20 Conameter Corporation Servo mechanism with differential phase shift feedback
US5428352A (en) * 1992-01-06 1995-06-27 Motorola, Inc. Closed loop circuit for a differential capacitive sensor
US5424650A (en) * 1993-09-24 1995-06-13 Rosemont Inc. Capacitive pressure sensor having circuitry for eliminating stray capacitance

Also Published As

Publication number Publication date
ATE131928T1 (de) 1996-01-15
WO1993017302A1 (de) 1993-09-02
CZ281439B6 (cs) 1996-09-11
EP0628155A1 (de) 1994-12-14
JPH07504268A (ja) 1995-05-11
AU3496993A (en) 1993-09-13
JP3363903B2 (ja) 2003-01-08
AU669879B2 (en) 1996-06-27
US5621399A (en) 1997-04-15
PL170773B1 (pl) 1997-01-31
HUT68135A (en) 1995-05-29
CZ199994A3 (en) 1995-01-18
EP0628155B1 (de) 1995-12-20
DE4205989A1 (de) 1993-09-02
SK102694A3 (en) 1995-03-08
DE4205989C2 (de) 1994-12-22
SK280692B6 (sk) 2000-06-12
HU9402471D0 (en) 1994-10-28

Similar Documents

Publication Publication Date Title
KR910010862A (ko) Cmos 전원-온 리세트 회로
DE3378401D1 (en) Ultrasonic oscillator
KR880005746A (ko) 반도체집적회로
BR9305974A (pt) Circuito para um transdutor
KR890011209A (ko) 듀일 슬로프 파형 발생회로
KR890004499A (ko) 저항수단을 이용한 씨 모스 티티엘 인푸트 버퍼
KR880701381A (ko) 측정 회로
KR930003770A (ko) 신호 발생 장치
EP0242721A3 (en) Boot-strap type signal generating circuit
KR950010366A (ko) 2 입력 기능들을 전부 제공하기 위한 베이스 셀 소자
KR920010907A (ko) 자유 전하 회로
ATE477575T1 (de) HOCHSCHWINDIGKEITSBANKAUSWAHLMULTIPLEXORVERRIEG ER005ùE001005ùE001005ùE001005ùE001 00
KR910017760A (ko) 기록 승인 회로
DE3773286D1 (de) Integrierbare bewerterschaltung.
US3319886A (en) Pure fluid binary counter
KR910008952A (ko) 온도보상용 링 오실레이터
KR890012451A (ko) 모스를 이용한 전압발진 주파수 제어회로
JPS55147821A (en) Digital filter
KR960025760A (ko) 챠지 펌프회로
JPS56132588A (en) Crystal oscillation type electronic watch
KR970063255A (ko) 감지증폭기
KR890009070A (ko) 증폭기
KR890007507A (ko) 전자 볼륨장치
KR970024507A (ko) 고주파 발진회로
KR930001570A (ko) 탄성 표면파 장치의 전극 구성 방법

Legal Events

Date Code Title Description
FF Decision: intention to grant
FG9A Patent or certificate of addition granted
B24C Patent annual fee: request for for restoration

Free format text: REFERENTE A 8A,9A,10A,11A,12A,13A,14A,15A,16A E 17A ANUIDADES

B24H Lapse because of non-payment of annual fees (definitively: art 78 iv lpi)
B24F Patent annual fee: publication cancelled

Free format text: ANULADA A PUBLICACAO CODIGO 24.8 NA RPI NO 2277 DE 26/08/2014 POR TER SIDO INDEVIDA.

B21F Lapse acc. art. 78, item iv - on non-payment of the annual fees in time

Free format text: REFERENTE AS 8A, 9A, 10A, 11A, 12A, 13A, 14A, 15A, 16A E 17A ANUIDADES.

B24J Lapse because of non-payment of annual fees (definitively: art 78 iv lpi, resolution 113/2013 art. 12)

Free format text: EM VIRTUDE DA EXTINCAO PUBLICADA NA RPI 2606 DE 15-12-2020 E CONSIDERANDO AUSENCIA DE MANIFESTACAO DENTRO DOS PRAZOS LEGAIS, INFORMO QUE CABE SER MANTIDA A EXTINCAO DA PATENTE E SEUS CERTIFICADOS, CONFORME O DISPOSTO NO ARTIGO 12, DA RESOLUCAO 113/2013.