JPS60191028U - Fiber optic phase modulator - Google Patents
Fiber optic phase modulatorInfo
- Publication number
- JPS60191028U JPS60191028U JP7965984U JP7965984U JPS60191028U JP S60191028 U JPS60191028 U JP S60191028U JP 7965984 U JP7965984 U JP 7965984U JP 7965984 U JP7965984 U JP 7965984U JP S60191028 U JPS60191028 U JP S60191028U
- Authority
- JP
- Japan
- Prior art keywords
- refractive index
- optical fibers
- anisotropy
- whose principal
- phase modulator
- 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
- Light Guides In General And Applications Therefor (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) [Abstract] This bulletin contains application data before electronic filing, so abstract data is not recorded.
Description
第1図は円筒状圧電素子に1本の偏波保存ファイバを巻
きつけた光フアイバ型位相変調器の公知例を示す図、第
2図は本考案による温度補償を施した光フアイバ型位相
変調器の詳細を示す図である。
11.21.22:偏波保存光ファイバ、12:円筒状
圧電素子、23:板状圧電素子。Figure 1 shows a known example of an optical fiber type phase modulator in which a single polarization maintaining fiber is wound around a cylindrical piezoelectric element, and Figure 2 shows an optical fiber type phase modulator with temperature compensation according to the present invention. It is a figure showing the details of a container. 11.21.22: Polarization maintaining optical fiber, 12: Cylindrical piezoelectric element, 23: Plate piezoelectric element.
Claims (1)
数本の光ファイバと該光ファイバに伸びまたは圧力を印
加する手段とを備え、前記複数本の光ファイバは屈折率
の異方性の主軸を一定方向に向けたものとこの一定方向
に対して90°傾けたものを含むようにして光透過方向
に直列接続されかつ、屈折率の異方性の主軸が一定の方
向に向いている各光ファイバの長さの和と屈折率の異方
性の主軸が前記一定方向に対して90°傾いている各光
ファイバの長さの和が等しくなるようになっていること
を特徴とする光フアイバ型位相変調器。The plurality of optical fibers have an anisotropy of refractive index in a direction perpendicular to the light transmission direction, and means for stretching or applying pressure to the optical fibers, the plurality of optical fibers having anisotropy of refractive index The main axes of the anisotropic refractive indexes are connected in series in the light transmission direction, including those whose principal axes are oriented in a certain direction and those whose principal axes are oriented at 90 degrees with respect to this certain direction, and whose principal axes of refractive index anisotropy are oriented in a certain direction. A light characterized in that the sum of the lengths of the optical fibers is equal to the sum of the lengths of each optical fiber whose principal axis of refractive index anisotropy is inclined at 90 degrees with respect to the certain direction. Fiber phase modulator.
Priority Applications (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
JP7965984U JPS60191028U (en) | 1984-05-30 | 1984-05-30 | Fiber optic phase modulator |
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
JP7965984U JPS60191028U (en) | 1984-05-30 | 1984-05-30 | Fiber optic phase modulator |
Publications (2)
Publication Number | Publication Date |
---|---|
JPS60191028U true JPS60191028U (en) | 1985-12-18 |
JPH026425Y2 JPH026425Y2 (en) | 1990-02-16 |
Family
ID=30624780
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
JP7965984U Granted JPS60191028U (en) | 1984-05-30 | 1984-05-30 | Fiber optic phase modulator |
Country Status (1)
Country | Link |
---|---|
JP (1) | JPS60191028U (en) |
Cited By (1)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
WO2016121880A1 (en) * | 2015-01-29 | 2016-08-04 | 株式会社 東芝 | Temperature compensating element and light sensor system |
-
1984
- 1984-05-30 JP JP7965984U patent/JPS60191028U/en active Granted
Cited By (1)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
WO2016121880A1 (en) * | 2015-01-29 | 2016-08-04 | 株式会社 東芝 | Temperature compensating element and light sensor system |
Also Published As
Publication number | Publication date |
---|---|
JPH026425Y2 (en) | 1990-02-16 |
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