AT286441B - Spannungs-Frequenz- bzw. Strom-Frequenz-Wandler - Google Patents

Spannungs-Frequenz- bzw. Strom-Frequenz-Wandler

Info

Publication number
AT286441B
AT286441B AT350769A AT350769A AT286441B AT 286441 B AT286441 B AT 286441B AT 350769 A AT350769 A AT 350769A AT 350769 A AT350769 A AT 350769A AT 286441 B AT286441 B AT 286441B
Authority
AT
Austria
Prior art keywords
frequency
voltage
current
converter
frequency converter
Prior art date
Application number
AT350769A
Other languages
English (en)
Inventor
Jacob De Dipl Ing Vries
Hansjoerg Dipl Phys Vonarburg
Original Assignee
Landis & Gyr Ag
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 Landis & Gyr Ag filed Critical Landis & Gyr Ag
Application granted granted Critical
Publication of AT286441B publication Critical patent/AT286441B/de

Links

Classifications

    • HELECTRICITY
    • H03ELECTRONIC CIRCUITRY
    • H03KPULSE TECHNIQUE
    • H03K7/00Modulating pulses with a continuously-variable modulating signal
    • H03K7/06Frequency or rate modulation, i.e. PFM or PRM
    • HELECTRICITY
    • H03ELECTRONIC CIRCUITRY
    • H03KPULSE TECHNIQUE
    • H03K3/00Circuits for generating electric pulses; Monostable, bistable or multistable circuits
    • H03K3/02Generators characterised by the type of circuit or by the means used for producing pulses
    • H03K3/26Generators characterised by the type of circuit or by the means used for producing pulses by the use, as active elements, of bipolar transistors with internal or external positive feedback
    • H03K3/28Generators characterised by the type of circuit or by the means used for producing pulses by the use, as active elements, of bipolar transistors with internal or external positive feedback using means other than a transformer for feedback
    • H03K3/281Generators characterised by the type of circuit or by the means used for producing pulses by the use, as active elements, of bipolar transistors with internal or external positive feedback using means other than a transformer for feedback using at least two transistors so coupled that the input of one is derived from the output of another, e.g. multivibrator
    • H03K3/282Generators characterised by the type of circuit or by the means used for producing pulses by the use, as active elements, of bipolar transistors with internal or external positive feedback using means other than a transformer for feedback using at least two transistors so coupled that the input of one is derived from the output of another, e.g. multivibrator astable
    • H03K3/2823Generators characterised by the type of circuit or by the means used for producing pulses by the use, as active elements, of bipolar transistors with internal or external positive feedback using means other than a transformer for feedback using at least two transistors so coupled that the input of one is derived from the output of another, e.g. multivibrator astable using two active transistor of the same conductivity type
    • HELECTRICITY
    • H03ELECTRONIC CIRCUITRY
    • H03KPULSE TECHNIQUE
    • H03K7/00Modulating pulses with a continuously-variable modulating signal
    • HELECTRICITY
    • H03ELECTRONIC CIRCUITRY
    • H03MCODING; DECODING; CODE CONVERSION IN GENERAL
    • H03M1/00Analogue/digital conversion; Digital/analogue conversion
    • HELECTRICITY
    • H03ELECTRONIC CIRCUITRY
    • H03MCODING; DECODING; CODE CONVERSION IN GENERAL
    • H03M1/00Analogue/digital conversion; Digital/analogue conversion
    • H03M1/66Digital/analogue converters
    • H03M1/662Multiplexed conversion systems

Landscapes

  • Engineering & Computer Science (AREA)
  • Power Engineering (AREA)
  • Theoretical Computer Science (AREA)
  • Analogue/Digital Conversion (AREA)
  • Measurement Of Resistance Or Impedance (AREA)
AT350769A 1968-07-18 1969-04-10 Spannungs-Frequenz- bzw. Strom-Frequenz-Wandler AT286441B (de)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
CH1078168A CH492224A (de) 1968-07-18 1968-07-18 Spannungs- oder Strom-Frequenzwandler

Publications (1)

Publication Number Publication Date
AT286441B true AT286441B (de) 1970-12-10

Family

ID=4366796

Family Applications (1)

Application Number Title Priority Date Filing Date
AT350769A AT286441B (de) 1968-07-18 1969-04-10 Spannungs-Frequenz- bzw. Strom-Frequenz-Wandler

Country Status (7)

Country Link
AT (1) AT286441B (de)
BE (1) BE731568A (de)
CH (1) CH492224A (de)
DE (1) DE1914853B2 (de)
FR (1) FR2013160A1 (de)
GB (1) GB1222784A (de)
NL (1) NL6905990A (de)

Families Citing this family (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN110492882B (zh) * 2019-09-03 2024-06-18 中国电子科技集团公司第四十三研究所 一种展宽复位高精度电流/频率转换电路

Also Published As

Publication number Publication date
CH492224A (de) 1970-06-15
DE1914853A1 (de) 1970-01-22
BE731568A (de) 1969-10-01
NL6905990A (de) 1970-01-20
FR2013160A1 (de) 1970-03-27
GB1222784A (en) 1971-02-17
DE1914853B2 (de) 1971-07-15

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Legal Events

Date Code Title Description
ELA Expired due to lapse of time