JPS6440803U - - Google Patents
Info
- Publication number
- JPS6440803U JPS6440803U JP13572687U JP13572687U JPS6440803U JP S6440803 U JPS6440803 U JP S6440803U JP 13572687 U JP13572687 U JP 13572687U JP 13572687 U JP13572687 U JP 13572687U JP S6440803 U JPS6440803 U JP S6440803U
- Authority
- JP
- Japan
- Prior art keywords
- channel optical
- waveguide
- optical
- channel
- refractive index
- 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 9
- 239000013078 crystal Substances 0.000 claims description 2
- 238000005342 ion exchange Methods 0.000 claims 1
- GQYHUHYESMUTHG-UHFFFAOYSA-N lithium niobate Chemical compound [Li+].[O-][Nb](=O)=O GQYHUHYESMUTHG-UHFFFAOYSA-N 0.000 claims 1
- 229910013641 LiNbO 3 Inorganic materials 0.000 description 1
- 238000010586 diagram Methods 0.000 description 1
Description
図は本考案の一実施例を示す構成図である。
１……ＬｉＮｂＯ３結晶板、２，３，４……第
１、第２、第３のチヤンネル光導波路、５……領
域。
１、第２、第３のチヤンネル光導波路、５……領
域。
Claims (1)
- ニオブ酸リチウム結晶板に形成された第１のチ
ヤンネル光導波路とこの第１のチヤンネル光導波
路を伝わる光波を二つに分岐して導く第２及び第
３のチヤンネル光導波路との合流部に前記第１、
第２、第３のチヤンネル光導波路のもつ等価屈折
率より高い等価屈折率を有するイオン交換領域を
設けたことを特徴とする導波路型光分岐素子。
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP13572687U JPS6440803U (ja) | 1987-09-04 | 1987-09-04 |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP13572687U JPS6440803U (ja) | 1987-09-04 | 1987-09-04 |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| JPS6440803U true JPS6440803U (ja) | 1989-03-10 |
Family
ID=31395600
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP13572687U Pending JPS6440803U (ja) | 1987-09-04 | 1987-09-04 |
Country Status (1)
| Country | Link |
|---|---|
| JP (1) | JPS6440803U (ja) |
-
1987
- 1987-09-04 JP JP13572687U patent/JPS6440803U/ja active Pending
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