JPS63169731U - - Google Patents
Info
- Publication number
- JPS63169731U JPS63169731U JP1987061226U JP6122687U JPS63169731U JP S63169731 U JPS63169731 U JP S63169731U JP 1987061226 U JP1987061226 U JP 1987061226U JP 6122687 U JP6122687 U JP 6122687U JP S63169731 U JPS63169731 U JP S63169731U
- Authority
- JP
- Japan
- Prior art keywords
- phase
- folding means
- optical
- signal
- transmission line
- 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
- 230000003287 optical effect Effects 0.000 claims description 4
- 230000005540 biological transmission Effects 0.000 claims description 3
- 238000010586 diagram Methods 0.000 description 2
- 230000008929 regeneration Effects 0.000 description 1
- 238000011069 regeneration method Methods 0.000 description 1
Landscapes
- Optical Communication System (AREA)
Description
第１図は本考案の一実施例の要部を示すブロツ
ク構成図。第２図はそのコマンド信号送信時のタ
イムチヤート。第３図は従来例の要部を示すブロ
ツク構成図。第４図ａおよびｂはそのコマンド信
号送信時のタイムチヤート。 １，２……再生回路、３，４……光減衰器、５
，５ａ……光中継器、ａ〜ｄ……主伝送路、ｅ，
ｅａ，ｆ，ｆａ……折り返し伝送路。
ク構成図。第２図はそのコマンド信号送信時のタ
イムチヤート。第３図は従来例の要部を示すブロ
ツク構成図。第４図ａおよびｂはそのコマンド信
号送信時のタイムチヤート。 １，２……再生回路、３，４……光減衰器、５
，５ａ……光中継器、ａ〜ｄ……主伝送路、ｅ，
ｅａ，ｆ，ｆａ……折り返し伝送路。
Claims (1)
- 【実用新案登録請求の範囲】 光折り返し手段を有する光中継器において、 上記折り返し手段を通過する信号の位相が主伝
送路の信号の位相とほぼ等しく設定された ことを特徴とする光中継器。
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP1987061226U JPH0756518Y2 (ja) | 1987-04-22 | 1987-04-22 | 光中継器 |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP1987061226U JPH0756518Y2 (ja) | 1987-04-22 | 1987-04-22 | 光中継器 |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| JPS63169731U true JPS63169731U (ja) | 1988-11-04 |
| JPH0756518Y2 JPH0756518Y2 (ja) | 1995-12-25 |
Family
ID=30894365
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP1987061226U Expired - Lifetime JPH0756518Y2 (ja) | 1987-04-22 | 1987-04-22 | 光中継器 |
Country Status (1)
| Country | Link |
|---|---|
| JP (1) | JPH0756518Y2 (ja) |
-
1987
- 1987-04-22 JP JP1987061226U patent/JPH0756518Y2/ja not_active Expired - Lifetime
Also Published As
| Publication number | Publication date |
|---|---|
| JPH0756518Y2 (ja) | 1995-12-25 |