DE2159760C3 - Elektronischer Schwellwertschalter - Google Patents

Elektronischer Schwellwertschalter

Info

Publication number
DE2159760C3
DE2159760C3 DE19712159760 DE2159760A DE2159760C3 DE 2159760 C3 DE2159760 C3 DE 2159760C3 DE 19712159760 DE19712159760 DE 19712159760 DE 2159760 A DE2159760 A DE 2159760A DE 2159760 C3 DE2159760 C3 DE 2159760C3
Authority
DE
Germany
Prior art keywords
voltage
threshold switch
transistor
emitting diode
semiconductor light
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
Application number
DE19712159760
Other languages
German (de)
English (en)
Other versions
DE2159760A1 (de
DE2159760B2 (de
Inventor
Hans Dipl.-Ing. 7803 Gundelfingen Keller
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.)
TDK Micronas GmbH
Original Assignee
Deutsche ITT Industries 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 Deutsche ITT Industries GmbH filed Critical Deutsche ITT Industries GmbH
Priority to DE19712159760 priority Critical patent/DE2159760C3/de
Priority to FR7242562A priority patent/FR2164195A5/fr
Priority to GB5547372A priority patent/GB1358610A/en
Publication of DE2159760A1 publication Critical patent/DE2159760A1/de
Publication of DE2159760B2 publication Critical patent/DE2159760B2/de
Application granted granted Critical
Publication of DE2159760C3 publication Critical patent/DE2159760C3/de
Expired legal-status Critical Current

Links

Classifications

    • H—ELECTRICITY
    • H03—ELECTRONIC CIRCUITRY
    • H03K—PULSE TECHNIQUE
    • H03K3/00—Circuits for generating electric pulses; Monostable, bistable or multistable circuits
    • H03K3/02—Generators characterised by the type of circuit or by the means used for producing pulses
    • H03K3/26—Generators 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
    • H03K3/28—Generators 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
    • H03K3/281—Generators 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
    • H03K3/286—Generators 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 bistable
    • H03K3/2893—Bistables with hysteresis, e.g. Schmitt trigger
    • H03K3/2897—Bistables with hysteresis, e.g. Schmitt trigger with an input circuit of differential configuration
    • H—ELECTRICITY
    • H03—ELECTRONIC CIRCUITRY
    • H03K—PULSE TECHNIQUE
    • H03K3/00—Circuits for generating electric pulses; Monostable, bistable or multistable circuits
    • H03K3/02—Generators characterised by the type of circuit or by the means used for producing pulses
    • H03K3/027—Generators characterised by the type of circuit or by the means used for producing pulses by the use of logic circuits, with internal or external positive feedback
    • H03K3/037—Bistable circuits
    • H03K3/0377—Bistables with hysteresis, e.g. Schmitt trigger
    • H—ELECTRICITY
    • H03—ELECTRONIC CIRCUITRY
    • H03K—PULSE TECHNIQUE
    • H03K3/00—Circuits for generating electric pulses; Monostable, bistable or multistable circuits
    • H03K3/02—Generators characterised by the type of circuit or by the means used for producing pulses
    • H03K3/42—Generators characterised by the type of circuit or by the means used for producing pulses by the use, as active elements, of opto-electronic devices, i.e. light-emitting and photoelectric devices electrically- or optically-coupled

Landscapes

  • Engineering & Computer Science (AREA)
  • Power Engineering (AREA)
  • Electronic Switches (AREA)
  • Measurement Of Current Or Voltage (AREA)
  • Led Devices (AREA)
DE19712159760 1971-12-02 1971-12-02 Elektronischer Schwellwertschalter Expired DE2159760C3 (de)

Priority Applications (3)

Application Number Priority Date Filing Date Title
DE19712159760 DE2159760C3 (de) 1971-12-02 1971-12-02 Elektronischer Schwellwertschalter
FR7242562A FR2164195A5 (Direct) 1971-12-02 1972-11-30
GB5547372A GB1358610A (en) 1971-12-02 1972-12-01 Electronic threshold switch

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
DE19712159760 DE2159760C3 (de) 1971-12-02 1971-12-02 Elektronischer Schwellwertschalter

Publications (3)

Publication Number Publication Date
DE2159760A1 DE2159760A1 (de) 1973-06-07
DE2159760B2 DE2159760B2 (de) 1976-07-08
DE2159760C3 true DE2159760C3 (de) 1979-11-15

Family

ID=5826796

Family Applications (1)

Application Number Title Priority Date Filing Date
DE19712159760 Expired DE2159760C3 (de) 1971-12-02 1971-12-02 Elektronischer Schwellwertschalter

Country Status (3)

Country Link
DE (1) DE2159760C3 (Direct)
FR (1) FR2164195A5 (Direct)
GB (1) GB1358610A (Direct)

Families Citing this family (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
GB1344794A (en) * 1972-07-20 1974-01-23 Itt Creed Isolation equipment for telegraphic apparatus
CH639521B (fr) * 1980-05-28 Ebauches Electroniques Sa Circuit detecteur de niveau de tension.
CA1203290A (en) * 1982-04-28 1986-04-15 Yoshio Shimizu Signal comparing circuit
CN104820126B (zh) * 2015-05-20 2017-12-15 中国一冶集团有限公司 检测和抑制控制回路继电器感应电压故障的方法和装置

Also Published As

Publication number Publication date
GB1358610A (en) 1974-07-03
DE2159760A1 (de) 1973-06-07
DE2159760B2 (de) 1976-07-08
FR2164195A5 (Direct) 1973-07-27

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Legal Events

Date Code Title Description
BF Willingness to grant licences
C3 Grant after two publication steps (3rd publication)
EHJ Ceased/non-payment of the annual fee