JP4541208B2 - 半導体発光素子 - Google Patents
半導体発光素子 Download PDFInfo
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- JP4541208B2 JP4541208B2 JP2005098997A JP2005098997A JP4541208B2 JP 4541208 B2 JP4541208 B2 JP 4541208B2 JP 2005098997 A JP2005098997 A JP 2005098997A JP 2005098997 A JP2005098997 A JP 2005098997A JP 4541208 B2 JP4541208 B2 JP 4541208B2
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- JP
- Japan
- Prior art keywords
- mesa stripe
- stripe portion
- layer
- semiconductor light
- light emitting
- 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.)
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- 239000004065 semiconductor Substances 0.000 title claims description 66
- 238000005253 cladding Methods 0.000 claims description 27
- 230000000903 blocking effect Effects 0.000 claims description 15
- 238000002347 injection Methods 0.000 claims description 8
- 239000007924 injection Substances 0.000 claims description 8
- 239000010410 layer Substances 0.000 description 102
- 239000000758 substrate Substances 0.000 description 16
- 229910004205 SiNX Inorganic materials 0.000 description 9
- 239000012535 impurity Substances 0.000 description 9
- 238000000034 method Methods 0.000 description 9
- 238000005530 etching Methods 0.000 description 8
- 230000007547 defect Effects 0.000 description 4
- 239000011229 interlayer Substances 0.000 description 4
- 238000004519 manufacturing process Methods 0.000 description 3
- 238000002488 metal-organic chemical vapour deposition Methods 0.000 description 3
- 229910000530 Gallium indium arsenide Inorganic materials 0.000 description 2
- VEXZGXHMUGYJMC-UHFFFAOYSA-N Hydrochloric acid Chemical compound Cl VEXZGXHMUGYJMC-UHFFFAOYSA-N 0.000 description 2
- 230000000694 effects Effects 0.000 description 2
- MHAJPDPJQMAIIY-UHFFFAOYSA-N Hydrogen peroxide Chemical compound OO MHAJPDPJQMAIIY-UHFFFAOYSA-N 0.000 description 1
- VYPSYNLAJGMNEJ-UHFFFAOYSA-N Silicium dioxide Chemical compound O=[Si]=O VYPSYNLAJGMNEJ-UHFFFAOYSA-N 0.000 description 1
- 238000010586 diagram Methods 0.000 description 1
- 238000005516 engineering process Methods 0.000 description 1
- QOSATHPSBFQAML-UHFFFAOYSA-N hydrogen peroxide;hydrate Chemical compound O.OO QOSATHPSBFQAML-UHFFFAOYSA-N 0.000 description 1
- 238000001459 lithography Methods 0.000 description 1
- 239000011259 mixed solution Substances 0.000 description 1
- 238000000206 photolithography Methods 0.000 description 1
- 238000005268 plasma chemical vapour deposition Methods 0.000 description 1
- 229910052814 silicon oxide Inorganic materials 0.000 description 1
- 239000002356 single layer Substances 0.000 description 1
- 238000004544 sputter deposition Methods 0.000 description 1
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 description 1
Images
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- Semiconductor Lasers (AREA)
Description
(実施の形態)
図1は、本発明の実施の形態に係る半導体発光素子の出射光側の端面近傍の構造を示す斜視図である。図1において、半導体発光素子100は、半導体基板101と、活性層および複数のクラッド層を有し、導波方向に直交する面内でメサ形状をなすメサストライプ部110と、メサストライプ部110の周囲114〜116または上部に形成された複数の半導体層と、電極108、109とを備える。
12、101 半導体基板
13 メサストライプ部
14a、14b 素子の端面
15a、15b、111、112 メサストライプ部の先端界面
28 出射光
32a、32b、114、115 窓領域
33a、33b、201 無反射膜
102、104 クラッド層
103 活性層
105、105a、105b 電流ブロック層
106 埋め込みクラッド層
107 コンタクト層
108、109 電極
110 メサストライプ部
113 メサストライプ部の側面
131 キャップ層
132 SiNxマスク
Claims (2)
- 活性層および複数のクラッド層を有し、導波方向に直交する面内でメサ形状をなすメサストライプ部(110)と、前記メサストライプ部と素子の一方の端面である出射端面との間の領域である窓領域(114、115)を含む前記メサストライプ部の周囲の領域に設けられ、注入電流の流れ込む領域を前記メサストライプ部に限定する電流ブロック層(105、105a、105b)と、前記メサストライプ部および前記電流ブロック層上に設けられた埋め込みクラッド層(106)と、前記埋め込みクラッド層上に設けられたコンタクト層(107)とを備えた半導体発光素子であって、
前記メサストライプ部と前記窓領域との界面に前記注入電流が流れないように、前記コンタクト層が素子の他方の端面から前記出射端面に向かって前記メサストライプ部よりも短い長さで形成されていることを特徴とする半導体発光素子。 - 前記メサストライプ部と前記窓領域との界面のうちの最も前記コンタクト層よりの点から、前記コンタクト層の窓領域側の境界線までの距離が、前記埋め込みクラッド層の層厚の0.8倍から1.5倍であることを特徴とする請求項1に記載の半導体発光素子。
Priority Applications (1)
Application Number | Priority Date | Filing Date | Title |
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JP2005098997A JP4541208B2 (ja) | 2005-03-30 | 2005-03-30 | 半導体発光素子 |
Applications Claiming Priority (1)
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JP2005098997A JP4541208B2 (ja) | 2005-03-30 | 2005-03-30 | 半導体発光素子 |
Publications (2)
Publication Number | Publication Date |
---|---|
JP2006278938A JP2006278938A (ja) | 2006-10-12 |
JP4541208B2 true JP4541208B2 (ja) | 2010-09-08 |
Family
ID=37213331
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
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JP2005098997A Active JP4541208B2 (ja) | 2005-03-30 | 2005-03-30 | 半導体発光素子 |
Country Status (1)
Country | Link |
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JP (1) | JP4541208B2 (ja) |
Citations (7)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JPS56112785A (en) * | 1980-02-08 | 1981-09-05 | Nec Corp | Semiconductor laser |
JPS57106192A (en) * | 1980-11-06 | 1982-07-01 | Xerox Corp | Active strip and hetero structure laser with passive guide wave strip |
JPS5968989A (ja) * | 1982-10-12 | 1984-04-19 | Nec Corp | 半導体レ−ザ装置 |
JPS6147685A (ja) * | 1984-08-15 | 1986-03-08 | Kokusai Denshin Denwa Co Ltd <Kdd> | 分布帰還形半導体レ−ザ |
JPS6191991A (ja) * | 1984-10-12 | 1986-05-10 | Nec Corp | 半導体レ−ザ |
JPH0322582A (ja) * | 1989-06-20 | 1991-01-30 | Fujitsu Ltd | 半導体レーザの製造方法 |
JP2003017809A (ja) * | 2001-07-02 | 2003-01-17 | Anritsu Corp | 半導体発光素子及びその製造方法 |
-
2005
- 2005-03-30 JP JP2005098997A patent/JP4541208B2/ja active Active
Patent Citations (7)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JPS56112785A (en) * | 1980-02-08 | 1981-09-05 | Nec Corp | Semiconductor laser |
JPS57106192A (en) * | 1980-11-06 | 1982-07-01 | Xerox Corp | Active strip and hetero structure laser with passive guide wave strip |
JPS5968989A (ja) * | 1982-10-12 | 1984-04-19 | Nec Corp | 半導体レ−ザ装置 |
JPS6147685A (ja) * | 1984-08-15 | 1986-03-08 | Kokusai Denshin Denwa Co Ltd <Kdd> | 分布帰還形半導体レ−ザ |
JPS6191991A (ja) * | 1984-10-12 | 1986-05-10 | Nec Corp | 半導体レ−ザ |
JPH0322582A (ja) * | 1989-06-20 | 1991-01-30 | Fujitsu Ltd | 半導体レーザの製造方法 |
JP2003017809A (ja) * | 2001-07-02 | 2003-01-17 | Anritsu Corp | 半導体発光素子及びその製造方法 |
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JP2006278938A (ja) | 2006-10-12 |
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