JPS6233540B2 - - Google Patents

Info

Publication number
JPS6233540B2
JPS6233540B2 JP53089102A JP8910278A JPS6233540B2 JP S6233540 B2 JPS6233540 B2 JP S6233540B2 JP 53089102 A JP53089102 A JP 53089102A JP 8910278 A JP8910278 A JP 8910278A JP S6233540 B2 JPS6233540 B2 JP S6233540B2
Authority
JP
Japan
Prior art keywords
optical
detection
section
path
optical transmission
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
JP53089102A
Other languages
English (en)
Japanese (ja)
Other versions
JPS5516550A (en
Inventor
Masamitsu Tokuda
Mikio Kokayu
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.)
Furukawa Electric Co Ltd
Nippon Telegraph and Telephone Corp
Original Assignee
Furukawa Electric Co Ltd
Nippon Telegraph and Telephone 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 Furukawa Electric Co Ltd, Nippon Telegraph and Telephone Corp filed Critical Furukawa Electric Co Ltd
Priority to JP8910278A priority Critical patent/JPS5516550A/ja
Publication of JPS5516550A publication Critical patent/JPS5516550A/ja
Publication of JPS6233540B2 publication Critical patent/JPS6233540B2/ja
Granted 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
    • H04B10/25—Arrangements specific to fibre transmission

Landscapes

  • Physics & Mathematics (AREA)
  • Electromagnetism (AREA)
  • Engineering & Computer Science (AREA)
  • Computer Networks & Wireless Communication (AREA)
  • Signal Processing (AREA)
  • Measuring Volume Flow (AREA)
  • Examining Or Testing Airtightness (AREA)
  • Optical Communication System (AREA)
JP8910278A 1978-07-21 1978-07-21 Information detection system by photo transmitter Granted JPS5516550A (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
JP8910278A JPS5516550A (en) 1978-07-21 1978-07-21 Information detection system by photo transmitter

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP8910278A JPS5516550A (en) 1978-07-21 1978-07-21 Information detection system by photo transmitter

Publications (2)

Publication Number Publication Date
JPS5516550A JPS5516550A (en) 1980-02-05
JPS6233540B2 true JPS6233540B2 (xx) 1987-07-21

Family

ID=13961515

Family Applications (1)

Application Number Title Priority Date Filing Date
JP8910278A Granted JPS5516550A (en) 1978-07-21 1978-07-21 Information detection system by photo transmitter

Country Status (1)

Country Link
JP (1) JPS5516550A (xx)

Families Citing this family (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS5969021A (ja) * 1982-10-15 1984-04-19 オリンパス光学工業株式会社 内視鏡管路の洗浄装置
JPS5975602A (ja) * 1982-10-25 1984-04-28 矢崎総業株式会社 半導体型湿度センサ−
JPH0660861B2 (ja) * 1985-05-13 1994-08-10 電源開発株式会社 Ｏｆケーブルの漏油検出方法

Citations (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS5337494A (en) * 1976-09-18 1978-04-06 Denki Kagaku Keiki Kk Apparatus for detecting oil and so on
JPS53148488A (en) * 1977-05-30 1978-12-25 Furukawa Electric Co Ltd:The Detecting method of leaking points of fluid conveying paths and apparatus for the same

Patent Citations (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS5337494A (en) * 1976-09-18 1978-04-06 Denki Kagaku Keiki Kk Apparatus for detecting oil and so on
JPS53148488A (en) * 1977-05-30 1978-12-25 Furukawa Electric Co Ltd:The Detecting method of leaking points of fluid conveying paths and apparatus for the same

Also Published As

Publication number Publication date
JPS5516550A (en) 1980-02-05

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