KR950013438B1 - 반도체레이저소자의 제조방법 - Google Patents
반도체레이저소자의 제조방법 Download PDFInfo
- Publication number
- KR950013438B1 KR950013438B1 KR1019920011632A KR920011632A KR950013438B1 KR 950013438 B1 KR950013438 B1 KR 950013438B1 KR 1019920011632 A KR1019920011632 A KR 1019920011632A KR 920011632 A KR920011632 A KR 920011632A KR 950013438 B1 KR950013438 B1 KR 950013438B1
- Authority
- KR
- South Korea
- Prior art keywords
- layer
- etching
- cladding layer
- laser device
- active layer
- 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.)
- Expired - Fee Related
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Classifications
-
- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01S—DEVICES USING THE PROCESS OF LIGHT AMPLIFICATION BY STIMULATED EMISSION OF RADIATION [LASER] TO AMPLIFY OR GENERATE LIGHT; DEVICES USING STIMULATED EMISSION OF ELECTROMAGNETIC RADIATION IN WAVE RANGES OTHER THAN OPTICAL
- H01S5/00—Semiconductor lasers
- H01S5/30—Structure or shape of the active region; Materials used for the active region
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- Physics & Mathematics (AREA)
- Condensed Matter Physics & Semiconductors (AREA)
- General Physics & Mathematics (AREA)
- Electromagnetism (AREA)
- Optics & Photonics (AREA)
- Semiconductor Lasers (AREA)
- Weting (AREA)
Abstract
Description
Claims (7)
- 반도체기판상에 제1클래딩층, 활성층 및 제2클래딩층을 순차적으로 에피택시 성장시키고 성장된 에피택시층을 원형 메사형으로 에칭한후 에칭된 부분에 전류제한층을 형성하는 공정을 구비하는 반도체레이저소자의 제조방법에 있어서, 상기 원형 메사형으로 에칭하는 공정은 염산, 초산, 및 과산화수소수로 이루어진 혼합용액을 에칭액으로 사용하는 것을 특징으로 하는 반도체레이저소자의 제조방법.
- 제 1 항에 있어서, 상기 제1클래딩층은 p-InP로 이루어진 것을 특징으로 하는 반도체레이저소자의 제조방법.
- 제 2 항에 있어서, 상기 제2클래딩층은 p-InP로 이루어진 것을 특징으로 하는 반도체레이저소자의 제조방법.
- 제 3 항에 있어서, 상기 활성층은 p-InGaAsP로 이루어진 것을 특징으로 하는 반도체레이저소자의 제조방법.
- 제 4 항에 있어서, 상기 원형 메사형으로 에칭하는 공정은 상기 제2클래딩층, 및 상기 활성층의 에칭용액의 부피비를 각기 달리한 2단계의 에칭공정을 통하여 이루어지는 것을 특징으로 하는 반도체레이저소자의 제조방법.
- 제 5 항에 있어서, 상기 제2클래딩층의 식각에 대한 에칭용액의 부피비는 염산: 초산: 과산화수소수의 비가 1 : 2 : 1인 것을 특징으로 하는 반도체 레이저소자의 제조방법.
- 제 6 항에 있어서, 상기 활성층의 식각에 대한 에칭용액의 부피비는 염산 : 초산 : 과산화수소수의 비가 3 : 1 : 1인 것을 특징으로 하는 반도체레이저소자의 제조방법.
Priority Applications (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
KR1019920011632A KR950013438B1 (ko) | 1992-06-30 | 1992-06-30 | 반도체레이저소자의 제조방법 |
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
KR1019920011632A KR950013438B1 (ko) | 1992-06-30 | 1992-06-30 | 반도체레이저소자의 제조방법 |
Publications (2)
Publication Number | Publication Date |
---|---|
KR940001502A KR940001502A (ko) | 1994-01-11 |
KR950013438B1 true KR950013438B1 (ko) | 1995-11-08 |
Family
ID=19335657
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
KR1019920011632A Expired - Fee Related KR950013438B1 (ko) | 1992-06-30 | 1992-06-30 | 반도체레이저소자의 제조방법 |
Country Status (1)
Country | Link |
---|---|
KR (1) | KR950013438B1 (ko) |
-
1992
- 1992-06-30 KR KR1019920011632A patent/KR950013438B1/ko not_active Expired - Fee Related
Also Published As
Publication number | Publication date |
---|---|
KR940001502A (ko) | 1994-01-11 |
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