JPS62167417U - - Google Patents
Info
- Publication number
- JPS62167417U JPS62167417U JP5449686U JP5449686U JPS62167417U JP S62167417 U JPS62167417 U JP S62167417U JP 5449686 U JP5449686 U JP 5449686U JP 5449686 U JP5449686 U JP 5449686U JP S62167417 U JPS62167417 U JP S62167417U
- Authority
- JP
- Japan
- Prior art keywords
- parametric amplifier
- light
- optical transmission
- transmission fiber
- pump waveguide
- 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
- 230000005540 biological transmission Effects 0.000 claims description 7
- 239000000835 fiber Substances 0.000 claims description 7
- 230000003287 optical effect Effects 0.000 claims description 7
- 230000005494 condensation Effects 0.000 claims description 4
- 238000009833 condensation Methods 0.000 claims description 4
- 238000001514 detection method Methods 0.000 claims description 3
- 230000001678 irradiating effect Effects 0.000 claims 1
- 238000000034 method Methods 0.000 claims 1
- 239000013307 optical fiber Substances 0.000 claims 1
- 238000010586 diagram Methods 0.000 description 3
Landscapes
- Investigating Or Analysing Materials By Optical Means (AREA)
Description
第１図〜第３図は本考案の一実施例を示す図で
、第１図はパラメトリツク増幅器用結露検出装置
の系統図、第２図は光伝送フアイバをパラメトリ
ツク増幅器のポンプ導波管に取り付けた状態を示
す斜視図、第３図は第２図におけるＡ―Ａ線断面
図、第４図ａは従来のパラメトリツク増幅器用結
露検出手段における湿度表示器を示す正面図、同
図ｂは同図ａにおけるＢ―Ｂ線断面図である。
１１：光源、１２：ポンプ導波管、１３：第一
光検出器、１４：第二光検出器、１５：信号処理
部、１６：第一光伝送フアイバ、１７：第二光伝
送フアイバ、１８：第三光伝送フアイバ。
Figures 1 to 3 are diagrams showing one embodiment of the present invention. Figure 1 is a system diagram of a condensation detection device for a parametric amplifier, and Figure 2 is a system diagram of an optical transmission fiber connected to a pump waveguide of a parametric amplifier. 3 is a sectional view taken along the line A--A in FIG. 2, FIG. 4a is a front view showing a humidity indicator in a conventional condensation detection means for a parametric amplifier, and FIG. is a sectional view taken along line BB in FIG. 11: light source, 12: pump waveguide, 13: first photodetector, 14: second photodetector, 15: signal processing section, 16: first optical transmission fiber, 17: second optical transmission fiber, 18 : Third optical transmission fiber.
Claims (1)
幅器のポンプ導波管内に照射する第一光伝送フア
イバと、この第一光伝送フアイバから照射され、
上記パラメトリツク増幅器ポンプ導波管の内面で
反射した光を入光する第二光伝送フアイバと、こ
の第二光伝送フアイバに入光した光を検出し、そ
の光量に対応する信号を出力する光検出器と、こ
の光検出器の出力信号を処理して上記パラメトリ
ツク増幅器ポンプ導波管内の結露状態を検出する
信号処理部とを備えたことを特徴とするパラメト
リツク増幅器用結露検出装置。 a light source; a first optical transmission fiber for irradiating light from the light source into a pump waveguide of a parametric amplifier;
A second optical transmission fiber receives the light reflected from the inner surface of the parametric amplifier pump waveguide, and an optical fiber that detects the light entering the second optical transmission fiber and outputs a signal corresponding to the amount of the detected light. 1. A dew condensation detection device for a parametric amplifier, comprising: a detector; and a signal processing section that processes an output signal of the photodetector to detect a condensation state within the parametric amplifier pump waveguide.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP5449686U JPS62167417U (en) | 1986-04-11 | 1986-04-11 |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP5449686U JPS62167417U (en) | 1986-04-11 | 1986-04-11 |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| JPS62167417U true JPS62167417U (en) | 1987-10-23 |
Family
ID=30881543
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP5449686U Pending JPS62167417U (en) | 1986-04-11 | 1986-04-11 |
Country Status (1)
| Country | Link |
|---|---|
| JP (1) | JPS62167417U (en) |
-
1986
- 1986-04-11 JP JP5449686U patent/JPS62167417U/ja active Pending
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