JPH01171404U - - Google Patents
Info
- Publication number
- JPH01171404U JPH01171404U JP6341488U JP6341488U JPH01171404U JP H01171404 U JPH01171404 U JP H01171404U JP 6341488 U JP6341488 U JP 6341488U JP 6341488 U JP6341488 U JP 6341488U JP H01171404 U JPH01171404 U JP H01171404U
- Authority
- JP
- Japan
- Prior art keywords
- branching
- coupling
- optical fiber
- side optical
- optical
- 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
- 230000008878 coupling Effects 0.000 claims description 11
- 238000010168 coupling process Methods 0.000 claims description 11
- 238000005859 coupling reaction Methods 0.000 claims description 11
- 239000013307 optical fiber Substances 0.000 claims description 11
- 230000003287 optical effect Effects 0.000 claims 4
- 239000000835 fiber Substances 0.000 claims 1
- 230000005540 biological transmission Effects 0.000 description 2
Landscapes
- Optical Couplings Of Light Guides (AREA)
Description
第１図は、本考案実施例の斜視図で、第２図は
分岐結合部の拡大図、第３図ａ，ｂ，ｃは従来例
を説明するための図である。
１……基板、２，２１，３１，４１……結合側
送受光用光フアイバ、３，２２，３４，４２……
分岐側送光用光フアイバ、４，２３，３３，４３
……分岐側受光用光フアイバ、５，２４，３４，
４４……分岐結合部、７……分岐点、８……結合
側光フアイバの中心軸。
FIG. 1 is a perspective view of an embodiment of the present invention, FIG. 2 is an enlarged view of a branching joint, and FIGS. 3 a, b, and c are views for explaining a conventional example. 1... Board, 2, 21, 31, 41... Optical fiber for coupling side light transmission/reception, 3, 22, 34, 42...
Optical fiber for branch side light transmission, 4, 23, 33, 43
... Optical fiber for branch side light reception, 5, 24, 34,
44...branch coupling portion, 7...branch point, 8...central axis of coupling side optical fiber.
Claims (1)
イバとの間に光分岐結合部を配置してなる２：１
光分岐結合器において１本の結合側光フアイバの
中心軸に２本の分岐側光フアイバのうち１本の光
フアイバをその中心軸を平行に配置させ、もう１
本の光フアイバを分岐結合部に、結合側フアイバ
中心軸に対して角度θをもたせて結合させ、かつ
、分岐結合点が結合側光フアイバの中心軸からそ
の外周に到る結合側光フアイバ内側に設けたこと
を特徴とする２：１光分岐結合器。 A 2:1 optical splitting/coupling unit is arranged between one coupling side optical fiber and two branching side optical fibers.
In an optical branching coupler, one of the two branching side optical fibers is arranged with its central axis parallel to the central axis of one coupling side optical fiber, and the other
The main optical fiber is coupled to the branching and coupling portion at an angle θ to the center axis of the coupling side fiber, and the branching and coupling point extends from the center axis of the coupling side optical fiber to its outer periphery inside the coupling side optical fiber. A 2:1 optical branching coupler characterized in that it is provided in a 2:1 optical branching coupler.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP6341488U JPH01171404U (en) | 1988-05-16 | 1988-05-16 |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP6341488U JPH01171404U (en) | 1988-05-16 | 1988-05-16 |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| JPH01171404U true JPH01171404U (en) | 1989-12-05 |
Family
ID=31288919
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP6341488U Pending JPH01171404U (en) | 1988-05-16 | 1988-05-16 |
Country Status (1)
| Country | Link |
|---|---|
| JP (1) | JPH01171404U (en) |
-
1988
- 1988-05-16 JP JP6341488U patent/JPH01171404U/ja active Pending