JPS5754807A - 0ptical encoder - Google Patents

0ptical encoder

Info

Publication number
JPS5754807A
JPS5754807A JP13019980A JP13019980A JPS5754807A JP S5754807 A JPS5754807 A JP S5754807A JP 13019980 A JP13019980 A JP 13019980A JP 13019980 A JP13019980 A JP 13019980A JP S5754807 A JPS5754807 A JP S5754807A
Authority
JP
Japan
Prior art keywords
light
output
receiving elements
reference frequency
frequency oscillator
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
JP13019980A
Other languages
English (en)
Japanese (ja)
Other versions
JPH0350202B2 (enrdf_load_stackoverflow
Inventor
Haruhisa Kawasaki
Hiroshi Sakai
Takashi Nagase
Shigeru Sakurai
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.)
Yaskawa Electric Corp
Nippon Telegraph and Telephone Corp
Original Assignee
Nippon Telegraph and Telephone Corp
Yaskawa Electric Manufacturing Co Ltd
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 Nippon Telegraph and Telephone Corp, Yaskawa Electric Manufacturing Co Ltd filed Critical Nippon Telegraph and Telephone Corp
Priority to JP13019980A priority Critical patent/JPS5754807A/ja
Publication of JPS5754807A publication Critical patent/JPS5754807A/ja
Publication of JPH0350202B2 publication Critical patent/JPH0350202B2/ja
Granted legal-status Critical Current

Links

Classifications

    • G—PHYSICS
    • G01—MEASURING; TESTING
    • G01D—MEASURING NOT SPECIALLY ADAPTED FOR A SPECIFIC VARIABLE; ARRANGEMENTS FOR MEASURING TWO OR MORE VARIABLES NOT COVERED IN A SINGLE OTHER SUBCLASS; TARIFF METERING APPARATUS; MEASURING OR TESTING NOT OTHERWISE PROVIDED FOR
    • G01D5/00—Mechanical means for transferring the output of a sensing member; Means for converting the output of a sensing member to another variable where the form or nature of the sensing member does not constrain the means for converting; Transducers not specially adapted for a specific variable
    • G01D5/12—Mechanical means for transferring the output of a sensing member; Means for converting the output of a sensing member to another variable where the form or nature of the sensing member does not constrain the means for converting; Transducers not specially adapted for a specific variable using electric or magnetic means
    • G01D5/244—Mechanical means for transferring the output of a sensing member; Means for converting the output of a sensing member to another variable where the form or nature of the sensing member does not constrain the means for converting; Transducers not specially adapted for a specific variable using electric or magnetic means influencing characteristics of pulses or pulse trains; generating pulses or pulse trains
    • G01D5/24471—Error correction
    • G01D5/24476—Signal processing

Landscapes

  • Engineering & Computer Science (AREA)
  • Signal Processing (AREA)
  • Physics & Mathematics (AREA)
  • General Physics & Mathematics (AREA)
  • Transmission And Conversion Of Sensor Element Output (AREA)
  • Optical Transform (AREA)
JP13019980A 1980-09-19 1980-09-19 0ptical encoder Granted JPS5754807A (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
JP13019980A JPS5754807A (en) 1980-09-19 1980-09-19 0ptical encoder

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP13019980A JPS5754807A (en) 1980-09-19 1980-09-19 0ptical encoder

Publications (2)

Publication Number Publication Date
JPS5754807A true JPS5754807A (en) 1982-04-01
JPH0350202B2 JPH0350202B2 (enrdf_load_stackoverflow) 1991-08-01

Family

ID=15028453

Family Applications (1)

Application Number Title Priority Date Filing Date
JP13019980A Granted JPS5754807A (en) 1980-09-19 1980-09-19 0ptical encoder

Country Status (1)

Country Link
JP (1) JPS5754807A (enrdf_load_stackoverflow)

Cited By (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS59108121A (ja) * 1982-12-14 1984-06-22 Tokyo Denshi Kogyo Kk 交流電圧調整装置
JPS60526U (ja) * 1983-06-15 1985-01-05 株式会社　小野測器 回転角度変動の計測装置
JPS61108916A (ja) * 1984-10-31 1986-05-27 エルエスエフ・エレクトロ−ニク・オ−ハ−ゲ−・リ−デル・ウント・シユヴアイゲル・ゲゼルシヤフト・ミツト・ベシユレンクテル・ハフトウング 光電子式に長さおよび角度を測定する方法およびこの方法を実施するための測定装置

Cited By (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS59108121A (ja) * 1982-12-14 1984-06-22 Tokyo Denshi Kogyo Kk 交流電圧調整装置
JPS60526U (ja) * 1983-06-15 1985-01-05 株式会社　小野測器 回転角度変動の計測装置
JPS61108916A (ja) * 1984-10-31 1986-05-27 エルエスエフ・エレクトロ−ニク・オ−ハ−ゲ−・リ−デル・ウント・シユヴアイゲル・ゲゼルシヤフト・ミツト・ベシユレンクテル・ハフトウング 光電子式に長さおよび角度を測定する方法およびこの方法を実施するための測定装置

Also Published As

Publication number Publication date
JPH0350202B2 (enrdf_load_stackoverflow) 1991-08-01

Similar Documents

Publication Publication Date Title
GB1459928A (en) Visibility meter
ES481942A1 (es) Procedimiento y dispositivo para el control automatico de realimentacion negativa de equipos electronicos.
JPS5754807A (en) 0ptical encoder
GB1279762A (en) Optical measuring instrument
US4156816A (en) Optical fire-detector
JPS5783079A (en) Driving method of semiconductor laser
JPS56154860A (en) Detection system for frequency difference signal
FR2506987A1 (fr) Circuit a reaction de commande de photodetecteurs dans des derouleurs de bande magnetique
GB1483394A (en) Electronic tachometers
JPS5566060A (en) Bar-code detection circuit
JPS5355146A (en) Optical fiber apparatus
JPS5629144A (en) Infrared spectrometric method
GB1315115A (en) Wall-coverings
JPS5660084A (en) Laser driving system
SU1087780A1 (ru) Двухлучевой дифференциальный фотометр
JPS5654318A (en) Detector for color tone
JPS55155209A (en) Processing circuit for displacement signal
FR2330011A1 (fr) Dispositif pour mesurer la vitesse relative d'un fluide et ses applications a la debitmetrie
JPS5676009A (en) Position detector
JPS5654319A (en) Optical detector
SU1206654A1 (ru) Оптический измеритель концентрации пыли
JPS55117945A (en) Defect detection unit
JPS56124017A (en) Light detector
JPS57133306A (en) Proximity sensor
JPS56115928A (en) Modulating method for thermal type infrared-ray detector