JPS608903U - Planar optical distribution circuit - Google Patents
Planar optical distribution circuitInfo
- Publication number
- JPS608903U JPS608903U JP10126983U JP10126983U JPS608903U JP S608903 U JPS608903 U JP S608903U JP 10126983 U JP10126983 U JP 10126983U JP 10126983 U JP10126983 U JP 10126983U JP S608903 U JPS608903 U JP S608903U
- Authority
- JP
- Japan
- Prior art keywords
- distribution circuit
- planar optical
- optical distribution
- optical waveguide
- convergent
- 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
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) [Summary] This bulletin contains application data before electronic filing, so abstract data is not recorded.
Description
第１図ａ、 ｂは、本考案の一実施例を示すための概
略図、第２図は本考案の効果を説明するための図で、集
束光ファイバのコア径で規格化した集束形二次元光導波
路のコア厚に対する結合損失の変化が示されている。
図において、１・・・・・・集束形二次元光導波路、２
・・・・・・石英ガラス基板、３，５・・・・・・クラ
ッド層、４・・・・・・コア層、１０〜１４．１０’〜
１４′・・・・・・入出力の集束形光ファイバ。Figures 1a and 1b are schematic diagrams showing one embodiment of the present invention, and Figure 2 is a diagram for explaining the effects of the present invention. The variation of the coupling loss with respect to the core thickness of the dimensional optical waveguide is shown. In the figure, 1... focused two-dimensional optical waveguide, 2
......Quartz glass substrate, 3,5...Clad layer, 4...Core layer, 10~14.10'~
14'...Input/output focusing optical fiber.
Claims (1)
シングと、このミクシング部の光導波路両端面にそれぞ
れ接続した複数の集束形光ファイバとを有する平面型光
分配回路において、前記光導波路のコア層の厚さを前記
光導波路の端面に接続される多数本の集束形ファイバの
コア径より小さくしたことを特徴とする平面型光分配回
路。In a planar optical distribution circuit having a mixing unit consisting of a convergent two-dimensional optical waveguide formed on a substrate, and a plurality of convergent optical fibers connected to both end faces of the optical waveguide of the mixing section, the core of the optical waveguide A planar optical distribution circuit characterized in that the thickness of the layer is smaller than the core diameter of a plurality of convergent fibers connected to the end face of the optical waveguide.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP10126983U JPS608903U (en) | 1983-06-29 | 1983-06-29 | Planar optical distribution circuit |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP10126983U JPS608903U (en) | 1983-06-29 | 1983-06-29 | Planar optical distribution circuit |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| JPS608903U true JPS608903U (en) | 1985-01-22 |
| JPS6320965Y2 JPS6320965Y2 (en) | 1988-06-10 |
Family
ID=30239213
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP10126983U Granted JPS608903U (en) | 1983-06-29 | 1983-06-29 | Planar optical distribution circuit |
Country Status (1)
| Country | Link |
|---|---|
| JP (1) | JPS608903U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPS62192845U (en) * | 1986-05-26 | 1987-12-08 |
Citations (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPS5788422A (en) * | 1980-09-24 | 1982-06-02 | Siemens Ag | Star-shaped coupler for multi-mode optical fiber and manufacture thereof |
| JPS57150814A (en) * | 1981-03-13 | 1982-09-17 | Nec Corp | Optical distributing circuit |
| JPS58209709A (en) * | 1982-05-31 | 1983-12-06 | Nippon Telegr & Teleph Corp <Ntt> | Star coupler for multimode optical fiber and its manufacture |
-
1983
- 1983-06-29 JP JP10126983U patent/JPS608903U/en active Granted
Patent Citations (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPS5788422A (en) * | 1980-09-24 | 1982-06-02 | Siemens Ag | Star-shaped coupler for multi-mode optical fiber and manufacture thereof |
| JPS57150814A (en) * | 1981-03-13 | 1982-09-17 | Nec Corp | Optical distributing circuit |
| JPS58209709A (en) * | 1982-05-31 | 1983-12-06 | Nippon Telegr & Teleph Corp <Ntt> | Star coupler for multimode optical fiber and its manufacture |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPS62192845U (en) * | 1986-05-26 | 1987-12-08 |
Also Published As
| Publication number | Publication date |
|---|---|
| JPS6320965Y2 (en) | 1988-06-10 |
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