JPS57176836A - Signal detection circuit - Google Patents

Signal detection circuit

Info

Publication number
JPS57176836A
JPS57176836A JP56062171A JP6217181A JPS57176836A JP S57176836 A JPS57176836 A JP S57176836A JP 56062171 A JP56062171 A JP 56062171A JP 6217181 A JP6217181 A JP 6217181A JP S57176836 A JPS57176836 A JP S57176836A
Authority
JP
Japan
Prior art keywords
circuit
pulse
output
signal
pulsed 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
JP56062171A
Other languages
English (en)
Japanese (ja)
Other versions
JPS628971B2 (enrdf_load_stackoverflow
Inventor
Akito Okamoto
Takeshi Takao
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.)
Idec Corp
Original Assignee
Idec Izumi 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 Idec Izumi Corp filed Critical Idec Izumi Corp
Priority to JP56062171A priority Critical patent/JPS57176836A/ja
Publication of JPS57176836A publication Critical patent/JPS57176836A/ja
Publication of JPS628971B2 publication Critical patent/JPS628971B2/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

Landscapes

  • Electronic Switches (AREA)
  • Manipulation Of Pulses (AREA)
JP56062171A 1981-04-23 1981-04-23 Signal detection circuit Granted JPS57176836A (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
JP56062171A JPS57176836A (en) 1981-04-23 1981-04-23 Signal detection circuit

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP56062171A JPS57176836A (en) 1981-04-23 1981-04-23 Signal detection circuit

Publications (2)

Publication Number Publication Date
JPS57176836A true JPS57176836A (en) 1982-10-30
JPS628971B2 JPS628971B2 (enrdf_load_stackoverflow) 1987-02-25

Family

ID=13192403

Family Applications (1)

Application Number Title Priority Date Filing Date
JP56062171A Granted JPS57176836A (en) 1981-04-23 1981-04-23 Signal detection circuit

Country Status (1)

Country Link
JP (1) JPS57176836A (enrdf_load_stackoverflow)

Also Published As

Publication number Publication date
JPS628971B2 (enrdf_load_stackoverflow) 1987-02-25

Similar Documents

Publication Publication Date Title
US4077718A (en) Receiver for optical radar
US4101784A (en) Color mark detector
US6781677B1 (en) Laser range finding apparatus
US3842257A (en) Alternating light barrier
EP0273433A2 (en) Reflection type photoelectric switch
GB1339955A (en) Apparatus for detecting an object by reflection of radiation
JPS57176836A (en) Signal detection circuit
US7154591B2 (en) Laser range finding apparatus
EP1686395A1 (en) Laser rangefinder
ATE20398T1 (de) Rauchdetektor.
JPS57189082A (en) Range finder
JPS56101517A (en) Pulse oscillator
JPS5794711A (en) Optical scanner
SU1663441A1 (ru) Ультразвуковой сигнализатор уровн осадка
GB2200810A (en) Optical proximity detector
JPS5531962A (en) Water depth measuring unit of laser
JPS5582068A (en) Measuring unit for water depth using laser
JPS61218978A (ja) 距離限定型光センサ
CA1087285A (en) Laser rangefinders
JPS5921511B2 (ja) 故障検出機能を持つた光式煙感知器
JPS61269522A (ja) 光電スイツチ
NO137298C (no) Laser-avstandsm}ler.
SU1348645A1 (ru) Дальномер
JPS57141572A (en) Laser distance measuring device
JPS56129821A (en) Ultrasonic level gauge