JPH0289340U - - Google Patents
Info
- Publication number
- JPH0289340U JPH0289340U JP17146788U JP17146788U JPH0289340U JP H0289340 U JPH0289340 U JP H0289340U JP 17146788 U JP17146788 U JP 17146788U JP 17146788 U JP17146788 U JP 17146788U JP H0289340 U JPH0289340 U JP H0289340U
- Authority
- JP
- Japan
- Prior art keywords
- light
- pressure sensor
- branching coupler
- optical
- sensor
- 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
- 239000013307 optical fiber Substances 0.000 claims description 6
- 238000000206 photolithography Methods 0.000 claims 1
- 239000011347 resin Substances 0.000 claims 1
- 229920005989 resin Polymers 0.000 claims 1
- 238000010586 diagram Methods 0.000 description 2
Landscapes
- Measuring Fluid Pressure (AREA)
- Light Guides In General And Applications Therefor (AREA)
Description
第１図は、１×２光分岐結合器を用いて、１個
の発光素子、１個の受光素子、１個のセンサ部を
光フアイバで接続した圧力センサの構成図、第２
図は、２×３光分岐結合器を用いて、２個の発光
素子、１個の受光素子、２個のセンサ部を光フア
イバで接続した圧力センサの構成図である。
１……発光素子、２……発光側光フアイバ、３
……光分岐結合器、４……受光素子側光フアイバ
、５……センサ部、６……受光素子、７……セン
サ部側光フアイバ。
Figure 1 is a configuration diagram of a pressure sensor in which one light emitting element, one light receiving element, and one sensor section are connected by optical fiber using a 1x2 optical branching coupler.
The figure is a configuration diagram of a pressure sensor in which two light-emitting elements, one light-receiving element, and two sensor sections are connected by optical fibers using a 2×3 optical branching coupler. 1... Light emitting element, 2... Light emitting side optical fiber, 3
... Optical branching coupler, 4 ... Light-receiving element side optical fiber, 5 ... Sensor section, 6 ... Light-receiving element, 7 ... Sensor section side optical fiber.
Claims (1)
れ以上の受光素子、及び一つ又はそれ以上のセン
サ部を持つ圧力センサにおいて、該発光素子、該
受光素子、及び該センサ部を光分岐結合器を介し
て光フアイバで接続してなることを特徴とする圧
力センサ。 (2) 光分岐結合器が、感光性樹脂のフオトリソ
グラフにより形成された光導波路により構成され
ていることを特徴とする請求項(1)の圧力センサ
。[Claims for Utility Model Registration] (1) A pressure sensor having one or more light-emitting elements, one or more light-receiving elements, and one or more sensor parts, the light-emitting element, the light-receiving element; A pressure sensor characterized in that an element and the sensor section are connected by an optical fiber via an optical branching coupler. (2) The pressure sensor according to claim (1), wherein the optical branching coupler is constituted by an optical waveguide formed by photolithography of a photosensitive resin.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP17146788U JPH0289340U (en) | 1988-12-27 | 1988-12-27 |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP17146788U JPH0289340U (en) | 1988-12-27 | 1988-12-27 |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| JPH0289340U true JPH0289340U (en) | 1990-07-16 |
Family
ID=31463326
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP17146788U Pending JPH0289340U (en) | 1988-12-27 | 1988-12-27 |
Country Status (1)
| Country | Link |
|---|---|
| JP (1) | JPH0289340U (en) |
-
1988
- 1988-12-27 JP JP17146788U patent/JPH0289340U/ja active Pending
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