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JPS6092381U - Destructive intrusion detection device - Google Patents

Destructive intrusion detection device

Info

Publication number
JPS6092381U
JPS6092381U JP18422883U JP18422883U JPS6092381U JP S6092381 U JPS6092381 U JP S6092381U JP 18422883 U JP18422883 U JP 18422883U JP 18422883 U JP18422883 U JP 18422883U JP S6092381 U JPS6092381 U JP S6092381U
Authority
JP
Japan
Prior art keywords
signal
transmission line
optical signal
optical fiber
pulsed
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.)
Pending
Application number
JP18422883U
Other languages
Japanese (ja)
Inventor
朝来野　邦弘
Original Assignee
日本トライケミカル株式会社
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 日本トライケミカル株式会社 filed Critical 日本トライケミカル株式会社
Priority to JP18422883U priority Critical patent/JPS6092381U/en
Publication of JPS6092381U publication Critical patent/JPS6092381U/en
Pending legal-status Critical Current

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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 the drawing]

添付図面は本考案の実施の一例を示すもので第１図はブ
ロック図、第２図は第１図のものの電気回路図、第３図
は、パルス位相判定の時系列変化を示す図である。 Ａ：要警戒区域、Ｂ：光ファイバー、Ｃ：光フアイバー
信号伝送路、Ｄ：電気−パルス信号光変換送信部、Ｅ：
パルス光受信−電気変換部、Ｆ：信号処理部。The attached drawings show an example of the implementation of the present invention; Fig. 1 is a block diagram, Fig. 2 is an electric circuit diagram of the one shown in Fig. 1, and Fig. 3 is a diagram showing time-series changes in pulse phase determination. . A: Caution area, B: Optical fiber, C: Optical fiber signal transmission line, D: Electrical-pulse signal optical conversion transmitter, E:
Pulsed light reception-electrical conversion section, F: signal processing section.

Claims (1)

【実用新案登録請求の範囲】[Scope of utility model registration request] 要警戒区域に配設された光フアイバー信号伝送路と、こ
の光フアイバー信号伝送路にパルス光信号を送り込む電
気−パルス光信号変換送信部と、光フアイバー信号伝送
路のパルス光信号を受信して電気信号に変換するパルス
光信号受信−電気変換部と、光フアイバー信号伝送路の
パルス光信号の伝送中断を検出する信号処理部とからな
ることを特徴とする破壊侵入検出装置。An optical fiber signal transmission line installed in a warning area, an electrical-to-pulse optical signal conversion transmitter that sends a pulsed optical signal to the optical fiber signal transmission line, and a pulsed optical signal on the optical fiber signal transmission line that receives the pulsed optical signal. A destructive intrusion detection device comprising: a pulsed optical signal reception-to-electrical conversion section that converts the pulsed optical signal into an electrical signal; and a signal processing section that detects transmission interruption of the pulsed optical signal in an optical fiber signal transmission line.
JP18422883U 1983-11-29 1983-11-29 Destructive intrusion detection device Pending JPS6092381U (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
JP18422883U JPS6092381U (en) 1983-11-29 1983-11-29 Destructive intrusion detection device

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP18422883U JPS6092381U (en) 1983-11-29 1983-11-29 Destructive intrusion detection device

Publications (1)

Publication Number Publication Date
JPS6092381U true JPS6092381U (en) 1985-06-24

Family

ID=30398511

Family Applications (1)

Application Number Title Priority Date Filing Date
JP18422883U Pending JPS6092381U (en) 1983-11-29 1983-11-29 Destructive intrusion detection device

Country Status (1)

Country Link
JP (1) JPS6092381U (en)

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JP2010515094A (en) * 2006-12-29 2010-05-06 シュルンベルジェ ホールディングス リミテッド Fault-tolerant distributed optical fiber intrusion detection

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JP2010515094A (en) * 2006-12-29 2010-05-06 シュルンベルジェ ホールディングス リミテッド Fault-tolerant distributed optical fiber intrusion detection

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