JPS53143381A - Optical signal detector - Google Patents

Optical signal detector

Info

Publication number
JPS53143381A
JPS53143381A JP5773277A JP5773277A JPS53143381A JP S53143381 A JPS53143381 A JP S53143381A JP 5773277 A JP5773277 A JP 5773277A JP 5773277 A JP5773277 A JP 5773277A JP S53143381 A JPS53143381 A JP S53143381A
Authority
JP
Japan
Prior art keywords
optical signal
signal detector
crest
accomplish
judging
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
JP5773277A
Other languages
Japanese (ja)
Other versions
JPS5940248B2 (en
Inventor
Yasuhiro Sato
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.)
Oki Electric Industry Co Ltd
Original Assignee
Oki Electric Industry 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 Oki Electric Industry Co Ltd filed Critical Oki Electric Industry Co Ltd
Priority to JP52057732A priority Critical patent/JPS5940248B2/en
Publication of JPS53143381A publication Critical patent/JPS53143381A/en
Publication of JPS5940248B2 publication Critical patent/JPS5940248B2/en
Expired legal-status Critical Current

Links

Classifications

    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04B—TRANSMISSION
    • H04B10/00—Transmission systems employing electromagnetic waves other than radio-waves, e.g. infrared, visible or ultraviolet light, or employing corpuscular radiation, e.g. quantum communication
    • H04B10/60—Receivers
    • H04B10/66—Non-coherent receivers, e.g. using direct detection
    • H04B10/69—Electrical arrangements in the receiver
    • H04B10/695—Arrangements for optimizing the decision element in the receiver, e.g. by using automatic threshold control

Landscapes

  • Physics & Mathematics (AREA)
  • Electromagnetism (AREA)
  • Engineering & Computer Science (AREA)
  • Computer Networks & Wireless Communication (AREA)
  • Signal Processing (AREA)
  • Photometry And Measurement Of Optical Pulse Characteristics (AREA)

Abstract

PURPOSE:To accomplish the highly efficient light reception by judging the cross between the crest of the photoelectric conversion detected output of optical signals and the threshold value through a recognizing signal.
JP52057732A 1977-05-20 1977-05-20 Optical signal detection method Expired JPS5940248B2 (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
JP52057732A JPS5940248B2 (en) 1977-05-20 1977-05-20 Optical signal detection method

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP52057732A JPS5940248B2 (en) 1977-05-20 1977-05-20 Optical signal detection method

Publications (2)

Publication Number Publication Date
JPS53143381A true JPS53143381A (en) 1978-12-13
JPS5940248B2 JPS5940248B2 (en) 1984-09-28

Family

ID=13064085

Family Applications (1)

Application Number Title Priority Date Filing Date
JP52057732A Expired JPS5940248B2 (en) 1977-05-20 1977-05-20 Optical signal detection method

Country Status (1)

Country Link
JP (1) JPS5940248B2 (en)

Also Published As

Publication number Publication date
JPS5940248B2 (en) 1984-09-28

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