JPS61168737U - - Google Patents
Info
- Publication number
- JPS61168737U JPS61168737U JP1985052252U JP5225285U JPS61168737U JP S61168737 U JPS61168737 U JP S61168737U JP 1985052252 U JP1985052252 U JP 1985052252U JP 5225285 U JP5225285 U JP 5225285U JP S61168737 U JPS61168737 U JP S61168737U
- Authority
- JP
- Japan
- Prior art keywords
- electrical signal
- light receiving
- circuit
- receiving circuit
- optical
- 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
Links
- 230000003287 optical effect Effects 0.000 claims description 6
- 238000001514 detection method Methods 0.000 claims description 2
- 238000012544 monitoring process Methods 0.000 claims description 2
- 238000010586 diagram Methods 0.000 description 2
- 230000005540 biological transmission Effects 0.000 description 1
Landscapes
- Monitoring And Testing Of Transmission In General (AREA)
- Optical Communication System (AREA)
Description
第１図はこの考案の一実施例による光受信器を
示す構成図、第２図は従来の光受信器の一例を示
す構成図である。
１は伝送路、２は受光回路、３はデータ再生回
路、４はキヤリア断検出回路、５はレベル監視回
路。なお、図中、同一符号は同一、又は相当部分
を示す。
FIG. 1 is a block diagram showing an optical receiver according to an embodiment of this invention, and FIG. 2 is a block diagram showing an example of a conventional optical receiver. 1 is a transmission path, 2 is a light receiving circuit, 3 is a data reproducing circuit, 4 is a carrier disconnection detection circuit, and 5 is a level monitoring circuit. In addition, in the figures, the same reference numerals indicate the same or equivalent parts.
Claims (1)
路からの電気信号からデータを再生して出力する
データ再生回路、受光回路からの電気信号から光
信号のキヤリアの有無を検出するキヤリア断検出
回路、受光回路からの電気信号から光信号レベル
に応じた電気信号を出力するレベル監視回路を備
えたことを特徴とする光受信器。 A light receiving circuit that converts an optical signal into an electrical signal, a data reproducing circuit that reproduces and outputs data from the electrical signal from the light receiving circuit, a carrier disconnection detection circuit that detects the presence or absence of a carrier of the optical signal from the electrical signal from the light receiving circuit, An optical receiver comprising a level monitoring circuit that outputs an electrical signal according to an optical signal level from an electrical signal from a light receiving circuit.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP1985052252U JPS61168737U (en) | 1985-04-09 | 1985-04-09 |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP1985052252U JPS61168737U (en) | 1985-04-09 | 1985-04-09 |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| JPS61168737U true JPS61168737U (en) | 1986-10-20 |
Family
ID=30572039
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP1985052252U Pending JPS61168737U (en) | 1985-04-09 | 1985-04-09 |
Country Status (1)
| Country | Link |
|---|---|
| JP (1) | JPS61168737U (en) |
-
1985
- 1985-04-09 JP JP1985052252U patent/JPS61168737U/ja active Pending
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