JPS588256U - optical fiber transmission equipment - Google Patents

optical fiber transmission equipment

Info

Publication number
JPS588256U
JPS588256U JP1981101751U JP10175181U JPS588256U JP S588256 U JPS588256 U JP S588256U JP 1981101751 U JP1981101751 U JP 1981101751U JP 10175181 U JP10175181 U JP 10175181U JP S588256 U JPS588256 U JP S588256U
Authority
JP
Japan
Prior art keywords
optical
fiber transmission
optical fiber
transmission line
signal
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
JP1981101751U
Other languages
Japanese (ja)
Other versions
JPS6225002Y2 (en
Inventor
昇 倉田
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.)
Panasonic Holdings Corp
Original Assignee
Matsushita Electric Industrial 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 Matsushita Electric Industrial Co Ltd filed Critical Matsushita Electric Industrial Co Ltd
Priority to JP1981101751U priority Critical patent/JPS588256U/en
Publication of JPS588256U publication Critical patent/JPS588256U/en
Application granted granted Critical
Publication of JPS6225002Y2 publication Critical patent/JPS6225002Y2/ja
Granted legal-status Critical Current

Links

Landscapes

  • Optical Communication System (AREA)
  • Arrangements For Transmission Of Measured Signals (AREA)
  • Light Guides In General And Applications Therefor (AREA)

Abstract

(57)【要約】本公報は電子出願前の出願データであるた
め要約のデータは記録されません。(57) [Summary] This bulletin contains application data before electronic filing, so abstract data is not recorded.

Description

【図面の簡単な説明】[Brief explanation of drawings]

第１図は従来例の構成を示す図、第２図は本考案の一実
施例における光フアイバ伝送装置の構成図、第３図は同
装置に用いる光スィッチの説明図である。 １．４．・・・光送信部、２．３・・・光受信部、７．
８・・・光フアイバ伝送路、１７・・・センサ一部、１
８・Ｔ光スイッチ、２７・・・検出部。FIG. 1 is a diagram showing the configuration of a conventional example, FIG. 2 is a configuration diagram of an optical fiber transmission device according to an embodiment of the present invention, and FIG. 3 is an explanatory diagram of an optical switch used in the device. 1.4. . . . Optical transmitter, 2.3 . . . Optical receiver, 7.
8... Optical fiber transmission line, 17... Part of sensor, 1
8.T optical switch, 27...detection section.

Claims (2)

【実用新案登録請求の範囲】[Scope of utility model registration request] （１）少くとも各々２ケの光送信部および光受信部と、
この光送信部と光受信部間の光信号を伝送するための上
り線、下り線の２本の光フアイバ伝送路と、この光フア
イバ伝送路の途中に設けられ、前記上り線または下り線
の少くともいずれか一方の光フアイバ伝送路中の光信号
を、他方の光フアイバ伝送路中に入射させて光受信部へ
導くための光スィッチと、送信した信号と同じ信号を受
信した場合を検出する検出部とから構成したことを特徴
とする光フアイバ伝送装置。(1) at least two optical transmitters and two optical receivers each;
There are two optical fiber transmission lines, an up line and a down line, for transmitting optical signals between the optical transmitter and the optical receiver, and an optical fiber transmission line provided in the middle of the optical fiber transmission line for transmitting the optical signal between the optical transmitter and the optical receiver. An optical switch that allows the optical signal in at least one optical fiber transmission line to enter the other optical fiber transmission line and guide it to the optical receiver, and detects when the same signal as the transmitted signal is received. What is claimed is: 1. An optical fiber transmission device comprising: a detection section that detects （２）防犯または防災等に用いるセンサーの出力によっ
て前記光スィッチを動作させることを特徴。 とした実用新案登録請求の範囲第１項記載の光フアイバ
伝送装置。(2) The optical switch is operated by the output of a sensor used for crime prevention or disaster prevention. An optical fiber transmission device according to claim 1 of the utility model registration claim.
JP1981101751U 1981-07-07 1981-07-07 optical fiber transmission equipment Granted JPS588256U (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
JP1981101751U JPS588256U (en) 1981-07-07 1981-07-07 optical fiber transmission equipment

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP1981101751U JPS588256U (en) 1981-07-07 1981-07-07 optical fiber transmission equipment

Publications (2)

Publication Number Publication Date
JPS588256U true JPS588256U (en) 1983-01-19
JPS6225002Y2 JPS6225002Y2 (en) 1987-06-26

Family

ID=29896406

Family Applications (1)

Application Number Title Priority Date Filing Date
JP1981101751U Granted JPS588256U (en) 1981-07-07 1981-07-07 optical fiber transmission equipment

Country Status (1)

Country Link
JP (1) JPS588256U (en)

Citations (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS54133001A (en) * 1978-04-07 1979-10-16 Kokusai Denshin Denwa Co Ltd Light repeater monitoring system

Patent Citations (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS54133001A (en) * 1978-04-07 1979-10-16 Kokusai Denshin Denwa Co Ltd Light repeater monitoring system

Also Published As

Publication number Publication date
JPS6225002Y2 (en) 1987-06-26

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