JPH0446567U - - Google Patents
Info
- Publication number
- JPH0446567U JPH0446567U JP8904790U JP8904790U JPH0446567U JP H0446567 U JPH0446567 U JP H0446567U JP 8904790 U JP8904790 U JP 8904790U JP 8904790 U JP8904790 U JP 8904790U JP H0446567 U JPH0446567 U JP H0446567U
- Authority
- JP
- Japan
- Prior art keywords
- active layer
- layer
- guide
- cladding layer
- layer made
- 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
Description
第１図は本考案に係る半導体レーザダイオード
の一実施例を示す断面図である。第２図は半導体
レーザダイオードの従来例を示す断面図である。
１１……基板、１２……ガイド層、１２ａ……
活性層側界面、１４……活性層、１５……クラツ
ド層。
FIG. 1 is a sectional view showing an embodiment of a semiconductor laser diode according to the present invention. FIG. 2 is a sectional view showing a conventional example of a semiconductor laser diode. 11...Substrate, 12...Guide layer, 12a...
Active layer side interface, 14... active layer, 15... cladding layer.
Claims (1)
ＧａＡｓＰの四元化合物からなるガイド層及び活
性層、並びにＩｎＰの化合物単結晶からなるクラ
ツド層を順次積層し、基板上のガイド層とクラツ
ド層間で活性層を挾み込んだものにおいて、 上記ガイド層の活性層側界面を軸方向に沿つて
連続な凹凸形状にした回折格子を形成したことを
特徴とする半導体レーザダイオード。[Claims for Utility Model Registration] In
A guide layer and an active layer made of a quaternary compound of GaAsP, and a cladding layer made of a single crystal compound of InP are sequentially laminated, and the active layer is sandwiched between the guide layer and the cladding layer on the substrate. A semiconductor laser diode characterized in that a diffraction grating is formed in which the interface on the active layer side has a continuous uneven shape along the axial direction.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP8904790U JPH0446567U (en) | 1990-08-24 | 1990-08-24 |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP8904790U JPH0446567U (en) | 1990-08-24 | 1990-08-24 |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| JPH0446567U true JPH0446567U (en) | 1992-04-21 |
Family
ID=31822752
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP8904790U Pending JPH0446567U (en) | 1990-08-24 | 1990-08-24 |
Country Status (1)
| Country | Link |
|---|---|
| JP (1) | JPH0446567U (en) |
-
1990
- 1990-08-24 JP JP8904790U patent/JPH0446567U/ja active Pending