ES2038515T3 - Oscilador de circuito resonante, estable en temperatura. - Google Patents

Oscilador de circuito resonante, estable en temperatura.

Info

Publication number
ES2038515T3
ES2038515T3 ES199090902783T ES90902783T ES2038515T3 ES 2038515 T3 ES2038515 T3 ES 2038515T3 ES 199090902783 T ES199090902783 T ES 199090902783T ES 90902783 T ES90902783 T ES 90902783T ES 2038515 T3 ES2038515 T3 ES 2038515T3
Authority
ES
Spain
Prior art keywords
oscillator
stable
temperature
resonant circuit
temperature variations
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
ES199090902783T
Other languages
English (en)
Inventor
Dieter Kriz
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.)
Festo SE and Co KG
Original Assignee
Festo SE and Co KG
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 Festo SE and Co KG filed Critical Festo SE and Co KG
Application granted granted Critical
Publication of ES2038515T3 publication Critical patent/ES2038515T3/es
Anticipated expiration legal-status Critical
Expired - Lifetime legal-status Critical Current

Links

Classifications

    • H—ELECTRICITY
    • H03—ELECTRONIC CIRCUITRY
    • H03K—PULSE TECHNIQUE
    • H03K17/00—Electronic switching or gating, i.e. not by contact-making and –breaking
    • H03K17/94—Electronic switching or gating, i.e. not by contact-making and –breaking characterised by the way in which the control signals are generated
    • H03K17/945—Proximity switches
    • H03K17/95—Proximity switches using a magnetic detector
    • H03K17/952—Proximity switches using a magnetic detector using inductive coils
    • H03K17/9537—Proximity switches using a magnetic detector using inductive coils in a resonant circuit
    • H03K17/9542—Proximity switches using a magnetic detector using inductive coils in a resonant circuit forming part of an oscillator
    • H03K17/9547—Proximity switches using a magnetic detector using inductive coils in a resonant circuit forming part of an oscillator with variable amplitude
    • H—ELECTRICITY
    • H03—ELECTRONIC CIRCUITRY
    • H03L—AUTOMATIC CONTROL, STARTING, SYNCHRONISATION OR STABILISATION OF GENERATORS OF ELECTRONIC OSCILLATIONS OR PULSES
    • H03L1/00—Stabilisation of generator output against variations of physical values, e.g. power supply
    • H03L1/02—Stabilisation of generator output against variations of physical values, e.g. power supply against variations of temperature only

Landscapes

  • Inductance-Capacitance Distribution Constants And Capacitance-Resistance Oscillators (AREA)
  • Electronic Switches (AREA)
  • Stabilization Of Oscillater, Synchronisation, Frequency Synthesizers (AREA)

Abstract

OSCILADOR TRANSISTORIZADO ESTABILIZADO CONTRA VARIACIONES DE TEMPERATURA PARA CIRCUITOS OSCILADORES. PARA ESTABILIZAR LA TENSION DEL CIRCUITO OSCILADOR CONTRA VARIACIONES DE TEMPERATURA, UN TRANSISTOR (T2) ACOPLADO TERMALMENTE A LA BOBINA (L) DEL CIRCUITO OSCILADOR, CONTROLA LA FUENTE DE CORRIENTE (Q) EN EL CIRCUITO DE CORRIENTE DEL OSCILADOR (L, C1, T1) DE TAL FORMA QUE SON COMPENSADAS LAS VARIACIONES DE TEMPERATURA INDUCIDAS EN LOS DATOS DE LA BOBINA (L) DEL CIRCUITO OSCILADOR.
ES199090902783T 1989-01-13 1990-01-11 Oscilador de circuito resonante, estable en temperatura. Expired - Lifetime ES2038515T3 (es)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
DE3900802A DE3900802A1 (de) 1989-01-13 1989-01-13 Temperaturstabiler schwingkreisoszillator

Publications (1)

Publication Number Publication Date
ES2038515T3 true ES2038515T3 (es) 1993-07-16

Family

ID=6371984

Family Applications (1)

Application Number Title Priority Date Filing Date
ES199090902783T Expired - Lifetime ES2038515T3 (es) 1989-01-13 1990-01-11 Oscilador de circuito resonante, estable en temperatura.

Country Status (6)

Country Link
US (1) US5278523A (es)
EP (1) EP0453508B1 (es)
JP (1) JPH0779209B2 (es)
DE (2) DE3900802A1 (es)
ES (1) ES2038515T3 (es)
WO (1) WO1990008429A1 (es)

Families Citing this family (16)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE3926083A1 (de) * 1989-08-07 1991-02-14 Lohse Christian Schalttech Induktiver naeherungsschalter
DE59010206D1 (de) * 1989-05-19 1996-04-25 Festo Kg Temperaturstabiler induktiver Näherungsschalter
DE19527174C2 (de) * 1995-07-25 2002-04-18 Balluff Gmbh Berührungslos arbeitender Näherungsschalter und Verfahren zu seiner Programmierung
FR2738643B1 (fr) * 1995-09-08 1997-12-26 Schneider Electric Sa Detecteur de proximite inductif universel
DE19623969B4 (de) * 1996-06-15 2007-04-19 Werner Turck Gmbh & Co. Kg Näherungsschalter
US6246229B1 (en) 1999-05-12 2001-06-12 Bently Nevada Corporation Method and apparatus for controlling the temperature stability of an inductor using a magnetically coupled metallic object
US9425638B2 (en) * 1999-11-01 2016-08-23 Anthony Sabo Alignment independent and self-aligning inductive power transfer system
GB2365130B (en) * 2000-07-20 2005-01-19 Honeywell Control Syst Improved proximity sensor and related methods
US7030626B2 (en) * 2001-06-18 2006-04-18 Yamatake Corporation High-frequency oscillation type proximity sensor
US7173410B1 (en) * 2004-09-28 2007-02-06 Rockwell Automation Technologies, Inc. Proximity sensor combining impedance, frequency and decay constant information
US7173411B1 (en) * 2004-09-30 2007-02-06 Rockwell Automation Technologies, Inc. Inductive proximity sensor using coil time constant for temperature compensation
DE102005001692B4 (de) * 2005-01-13 2007-04-05 Pepperl + Fuchs Gmbh Näherungsschalter und Verfahren zum Betrieb eines Näherungsschalters
US7239133B1 (en) 2006-01-19 2007-07-03 General Electric Company Methods and systems for controlling the temperature stability of an inductor
US8203392B2 (en) * 2007-08-24 2012-06-19 Standard Microsystems Corporation Oscillator stabilized for temperature and power supply variations
US7907003B2 (en) * 2009-01-14 2011-03-15 Standard Microsystems Corporation Method for improving power-supply rejection
US8432157B2 (en) 2010-09-30 2013-04-30 Rockwell Automation Technologies, Inc. Inductive proximity sensor with active circuit to cancel stray fields

Family Cites Families (6)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS4312090Y1 (es) * 1966-12-13 1968-05-24
DE2003656C3 (de) * 1970-01-28 1974-05-09 Licentia Patent-Verwaltungs-Gmbh, 6000 Frankfurt Transistoroszillator für einen großen Frequenzbereich mit konstanter Amplitude
DE2810734C3 (de) * 1978-03-13 1981-01-22 Siemens Ag, 1000 Berlin Und 8000 Muenchen Amplitudengeregelter Schwingkreisoszillator
US4270102A (en) * 1979-04-26 1981-05-26 General Electric Company Integrated circuit FM local oscillator with AFC control and temperature compensation
CH655414B (es) * 1981-07-17 1986-04-15
DE3513403A1 (de) * 1985-04-15 1986-10-30 Wolf-Jürgen Prof. Dr. 6701 Fußgönheim Becker Verfahren zur reduzierung des temperaturverhaltens eines schwingkreises und nach diesem verfahren kompensierter oszillator

Also Published As

Publication number Publication date
US5278523A (en) 1994-01-11
DE3900802C2 (es) 1992-05-14
EP0453508A1 (de) 1991-10-30
JPH04502994A (ja) 1992-05-28
WO1990008429A1 (de) 1990-07-26
JPH0779209B2 (ja) 1995-08-23
DE59001017D1 (de) 1993-04-15
EP0453508B1 (de) 1993-03-10
DE3900802A1 (de) 1990-07-19

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