JPS5961226A - 光スイツチの故障判別装置 - Google Patents

光スイツチの故障判別装置

Info

Publication number
JPS5961226A
JPS5961226A JP57169608A JP16960882A JPS5961226A JP S5961226 A JPS5961226 A JP S5961226A JP 57169608 A JP57169608 A JP 57169608A JP 16960882 A JP16960882 A JP 16960882A JP S5961226 A JPS5961226 A JP S5961226A
Authority
JP
Japan
Prior art keywords
light
optical switch
light emitting
circuit
optical
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.)
Granted
Application number
JP57169608A
Other languages
English (en)
Japanese (ja)
Other versions
JPH0311577B2 (enrdf_load_stackoverflow
Inventor
Makoto Oizumi
大泉　誠
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.)
Anritsu Corp
Original Assignee
Anritsu Corp
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 Anritsu Corp filed Critical Anritsu Corp
Priority to JP57169608A priority Critical patent/JPS5961226A/ja
Publication of JPS5961226A publication Critical patent/JPS5961226A/ja
Publication of JPH0311577B2 publication Critical patent/JPH0311577B2/ja
Granted 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
    • H03K17/51—Electronic switching or gating, i.e. not by contact-making and –breaking characterised by the components used
    • H03K17/78—Electronic switching or gating, i.e. not by contact-making and –breaking characterised by the components used using opto-electronic devices, i.e. light-emitting and photoelectric devices electrically- or optically-coupled
    • H03K17/795—Electronic switching or gating, i.e. not by contact-making and –breaking characterised by the components used using opto-electronic devices, i.e. light-emitting and photoelectric devices electrically- or optically-coupled controlling bipolar transistors
    • H03K17/7955—Electronic switching or gating, i.e. not by contact-making and –breaking characterised by the components used using opto-electronic devices, i.e. light-emitting and photoelectric devices electrically- or optically-coupled controlling bipolar transistors using phototransistors

Landscapes

  • Testing Of Short-Circuits, Discontinuities, Leakage, Or Incorrect Line Connections (AREA)
  • Electronic Switches (AREA)
JP57169608A 1982-09-30 1982-09-30 光スイツチの故障判別装置 Granted JPS5961226A (ja)

Priority Applications (1)

Application Number Priority Date Filing Date Title
JP57169608A JPS5961226A (ja) 1982-09-30 1982-09-30 光スイツチの故障判別装置

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP57169608A JPS5961226A (ja) 1982-09-30 1982-09-30 光スイツチの故障判別装置

Publications (2)

Publication Number Publication Date
JPS5961226A true JPS5961226A (ja) 1984-04-07
JPH0311577B2 JPH0311577B2 (enrdf_load_stackoverflow) 1991-02-18

Family

ID=15889648

Family Applications (1)

Application Number Title Priority Date Filing Date
JP57169608A Granted JPS5961226A (ja) 1982-09-30 1982-09-30 光スイツチの故障判別装置

Country Status (1)

Country Link
JP (1) JPS5961226A (enrdf_load_stackoverflow)

Citations (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS5294029A (en) * 1976-02-04 1977-08-08 Hitachi Ltd Monitoring method of optical detecting circuit
JPS5327444A (en) * 1976-08-26 1978-03-14 Nippon Signal Co Ltd:The Trouble shooting method and device for object detector
JPS5414079A (en) * 1977-07-04 1979-02-01 Komatsu Ltd Trouble detector for light-ray type safety device

Patent Citations (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS5294029A (en) * 1976-02-04 1977-08-08 Hitachi Ltd Monitoring method of optical detecting circuit
JPS5327444A (en) * 1976-08-26 1978-03-14 Nippon Signal Co Ltd:The Trouble shooting method and device for object detector
JPS5414079A (en) * 1977-07-04 1979-02-01 Komatsu Ltd Trouble detector for light-ray type safety device

Also Published As

Publication number Publication date
JPH0311577B2 (enrdf_load_stackoverflow) 1991-02-18

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