JPS60193732U - Check circuit for optical transmission equipment - Google Patents
Check circuit for optical transmission equipmentInfo
- Publication number
- JPS60193732U JPS60193732U JP1984081869U JP8186984U JPS60193732U JP S60193732 U JPS60193732 U JP S60193732U JP 1984081869 U JP1984081869 U JP 1984081869U JP 8186984 U JP8186984 U JP 8186984U JP S60193732 U JPS60193732 U JP S60193732U
- Authority
- JP
- Japan
- Prior art keywords
- light
- optical transmission
- emitting element
- light emitting
- transmitted
- 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
Links
Landscapes
- 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
図は本考案の実施例を示し、第１図はブロック図、第２
図および第３図は点滅状態の組み合せを示す図である。
ＴＸ・・・送信部、ＲＸ・・・受信部、ＬＦ・・・光伝
送部、ＬＤ、・・・発光ダイオード（発光素子）、ＬＳ
・・・送信光、ＬＲ・・・受信光、ＰＴ・・・受光トラ
ンジスタ（受光素子）、”ＤＰＳ１＝ ＬＤＰＳ２＝
ＬＤＰＲｌ、ＬＤＰＳ２・・・発光ダイオード（表示灯
）、ＳＷ・・・スイッチ。The figures show an embodiment of the present invention, with Figure 1 being a block diagram and Figure 2 being a block diagram.
3 and 3 are diagrams showing combinations of blinking states. TX...transmission section, RX...reception section, LF...light transmission section, LD...light emitting diode (light emitting element), LS
...Transmission light, LR...Reception light, PT...Light receiving transistor (light receiving element), "DPS1= LDPS2=
LDPRl, LDPS2...Light emitting diode (indicator light), SW...Switch.
Claims (1)
送信部と、前記送信光の受光により受信を行なう受光素
子を有する受信部と、前記送信部と受信部との間を接続
する光伝送路とを備える光伝送装置において、前記発光
素子の入力側に接続された該発光素子と同相の発光を行
なう第１の表示灯と、該表示灯と同一部位へ接続された
前記発光素子と逆相の発光を行なう第２の表示灯と、前
記発光素子を減光状態とする電位へ該発光素子の入力側
を接続するスイッチとを前記送信部に設けると共に、前
記受光素子の出力側に接続された前記光伝送路を介する
送信光と同相の発光を行なう第３の表示灯と、該表示灯
と同一部位へ接続された前記光伝送路を介する送信光と
逆相の発光を行なう第４の表示灯とを前記受信部に設け
たことを特徴とする光伝送装置のチェック回路。a transmitting section having a light emitting element that performs transmission by intermittent light emission of transmitted light; a receiving section having a light receiving element that performs reception by receiving the transmitted light; and an optical transmission line connecting the transmitting section and the receiving section. In the optical transmission device, a first indicator lamp that emits light in phase with the light emitting element connected to the input side of the light emitting element, and a first indicator lamp that emits light in phase with the light emitting element connected to the same part as the indicator lamp; The transmitter is provided with a second indicator lamp that emits light, and a switch that connects the input side of the light emitting element to a potential that causes the light emitting element to be in a dimming state, and the switch is connected to the output side of the light receiving element. a third indicator light that emits light in the same phase as the light transmitted through the optical transmission line; and a fourth display light that emits light in the opposite phase to the light transmitted through the optical transmission line connected to the same part as the indicator light. A check circuit for an optical transmission device, characterized in that a light is provided in the receiving section.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP1984081869U JPS60193732U (en) | 1984-06-04 | 1984-06-04 | Check circuit for optical transmission equipment |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP1984081869U JPS60193732U (en) | 1984-06-04 | 1984-06-04 | Check circuit for optical transmission equipment |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| JPS60193732U true JPS60193732U (en) | 1985-12-23 |
| JPH0129879Y2 JPH0129879Y2 (en) | 1989-09-12 |
Family
ID=30629058
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP1984081869U Granted JPS60193732U (en) | 1984-06-04 | 1984-06-04 | Check circuit for optical transmission equipment |
Country Status (1)
| Country | Link |
|---|---|
| JP (1) | JPS60193732U (en) |
-
1984
- 1984-06-04 JP JP1984081869U patent/JPS60193732U/en active Granted
Also Published As
| Publication number | Publication date |
|---|---|
| JPH0129879Y2 (en) | 1989-09-12 |
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