JPS6057248U - Light receiving circuit for optical cable link - Google Patents

Light receiving circuit for optical cable link

Info

Publication number
JPS6057248U
JPS6057248U JP1983148652U JP14865283U JPS6057248U JP S6057248 U JPS6057248 U JP S6057248U JP 1983148652 U JP1983148652 U JP 1983148652U JP 14865283 U JP14865283 U JP 14865283U JP S6057248 U JPS6057248 U JP S6057248U
Authority
JP
Japan
Prior art keywords
optical cable
light
light receiving
cable link
receiving circuit
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
JP1983148652U
Other languages
Japanese (ja)
Inventor
片山　泰臣
Original Assignee
日本電気ホームエレクトロニクス株式会社
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 日本電気ホームエレクトロニクス株式会社 filed Critical 日本電気ホームエレクトロニクス株式会社
Priority to JP1983148652U priority Critical patent/JPS6057248U/en
Publication of JPS6057248U publication Critical patent/JPS6057248U/en
Pending legal-status Critical Current

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  • Dc Digital Transmission (AREA)
  • Optical Communication System (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図は従来の光ケーブルリンク用受光回路の一例を示
す回路図、第２図は本考案による光ケーブルリンク用受
光回路の一実施例を示す回路図、第３図ａ、　ｂおよび
第４図ａ、　ｂは第２図に示す回路の動作を説明するた
めの各部動作波形図である。 １・・・フォトトランジスタ、２，９．１０・・・抵抗
、３・・・コンパレータ、６・・・ピークホールド回路
、７・・・ダイオード、８・・・コンデンサ。Fig. 1 is a circuit diagram showing an example of a conventional light receiving circuit for an optical cable link, Fig. 2 is a circuit diagram showing an embodiment of a light receiving circuit for an optical cable link according to the present invention, Figs. 3a, b, and 4a. , b are operation waveform diagrams of various parts for explaining the operation of the circuit shown in FIG. 2. 1... Phototransistor, 2,9.10... Resistor, 3... Comparator, 6... Peak hold circuit, 7... Diode, 8... Capacitor.

Claims (1)

【実用新案登録請求の範囲】[Scope of utility model registration request] 光ケーブルを介して送られて来る光信号を受光する受光
素子と、この受光素子から送出される受光出力信号を入
力としてピーク値をホールドするとともにホールド値を
分圧して出力するピークホールド回路と、このピークホ
ールド回路の出力信号を基準値として前記受光出力信号
を比較することにより受信信号を送出するコンパレータ
とを備えたことを特徴とする光ケーブルリンク用受光回
路。A light-receiving element that receives an optical signal sent through an optical cable, a peak hold circuit that inputs the light-receiving output signal sent from the light-receiving element, holds the peak value, divides the hold value, and outputs it; 1. A light receiving circuit for an optical cable link, comprising: a comparator that transmits a received signal by comparing the received light output signal using the output signal of the peak hold circuit as a reference value.
JP1983148652U 1983-09-26 1983-09-26 Light receiving circuit for optical cable link Pending JPS6057248U (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
JP1983148652U JPS6057248U (en) 1983-09-26 1983-09-26 Light receiving circuit for optical cable link

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP1983148652U JPS6057248U (en) 1983-09-26 1983-09-26 Light receiving circuit for optical cable link

Publications (1)

Publication Number Publication Date
JPS6057248U true JPS6057248U (en) 1985-04-22

Family

ID=30330206

Family Applications (1)

Application Number Title Priority Date Filing Date
JP1983148652U Pending JPS6057248U (en) 1983-09-26 1983-09-26 Light receiving circuit for optical cable link

Country Status (1)

Country Link
JP (1) JPS6057248U (en)

Citations (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS5691543A (en) * 1979-12-25 1981-07-24 Mitsubishi Electric Corp Optical signal receiver

Patent Citations (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS5691543A (en) * 1979-12-25 1981-07-24 Mitsubishi Electric Corp Optical signal receiver

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