JP2001509315A - 半導体レーザ素子 - Google Patents
半導体レーザ素子Info
- Publication number
- JP2001509315A JP2001509315A JP53244898A JP53244898A JP2001509315A JP 2001509315 A JP2001509315 A JP 2001509315A JP 53244898 A JP53244898 A JP 53244898A JP 53244898 A JP53244898 A JP 53244898A JP 2001509315 A JP2001509315 A JP 2001509315A
- Authority
- JP
- Japan
- Prior art keywords
- layer
- semiconductor laser
- laser device
- transition region
- conductivity type
- 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.)
- Granted
Links
Classifications
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- 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
- H01S5/32—Structure or shape of the active region; Materials used for the active region comprising PN junctions, e.g. hetero- or double- heterostructures
-
- 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
- H01S5/34—Structure or shape of the active region; Materials used for the active region comprising quantum well or superlattice structures, e.g. single quantum well [SQW] lasers, multiple quantum well [MQW] lasers or graded index separate confinement heterostructure [GRINSCH] lasers
- H01S5/343—Structure or shape of the active region; Materials used for the active region comprising quantum well or superlattice structures, e.g. single quantum well [SQW] lasers, multiple quantum well [MQW] lasers or graded index separate confinement heterostructure [GRINSCH] lasers in AIIIBV compounds, e.g. AlGaAs-laser, InP-based laser
- H01S5/34313—Structure or shape of the active region; Materials used for the active region comprising quantum well or superlattice structures, e.g. single quantum well [SQW] lasers, multiple quantum well [MQW] lasers or graded index separate confinement heterostructure [GRINSCH] lasers in AIIIBV compounds, e.g. AlGaAs-laser, InP-based laser with a well layer having only As as V-compound, e.g. AlGaAs, InGaAs
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B82—NANOTECHNOLOGY
- B82Y—SPECIFIC USES OR APPLICATIONS OF NANOSTRUCTURES; MEASUREMENT OR ANALYSIS OF NANOSTRUCTURES; MANUFACTURE OR TREATMENT OF NANOSTRUCTURES
- B82Y20/00—Nanooptics, e.g. quantum optics or photonic crystals
-
- 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
- H01S5/04—Processes or apparatus for excitation, e.g. pumping, e.g. by electron beams
- H01S5/042—Electrical excitation ; Circuits therefor
- H01S5/0421—Electrical excitation ; Circuits therefor characterised by the semiconducting contacting layers
-
- 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
- H01S5/305—Structure or shape of the active region; Materials used for the active region characterised by the doping materials used in the laser structure
- H01S5/3054—Structure or shape of the active region; Materials used for the active region characterised by the doping materials used in the laser structure p-doping
-
- 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
- H01S5/305—Structure or shape of the active region; Materials used for the active region characterised by the doping materials used in the laser structure
- H01S5/3095—Tunnel junction
Landscapes
- Physics & Mathematics (AREA)
- Optics & Photonics (AREA)
- Chemical & Material Sciences (AREA)
- Engineering & Computer Science (AREA)
- Nanotechnology (AREA)
- Condensed Matter Physics & Semiconductors (AREA)
- General Physics & Mathematics (AREA)
- Electromagnetism (AREA)
- Life Sciences & Earth Sciences (AREA)
- Biophysics (AREA)
- Crystallography & Structural Chemistry (AREA)
- Semiconductor Lasers (AREA)
Abstract
Description
Claims (1)
- 【特許請求の範囲】 1.ヘテロ構造の構成を有する、電磁ビームを発生するのに適している半導体 基体(13)を備えた半導体レーザ素子であって、半導体サブストレート(8) の上に、第1の導電形の第1の外側の被覆層(7)と第1の導電形の第2の外側 の被覆層(1)との間に配置されている活性層列が設けられており、該層列は量 子ウェル構造(5)を備え、該構造内に、前記半導体基体(13)を通って電流 が流れる際に電磁ビームが発生される形式のものにおいて、 内部の電界内でキャリアを加速しかつこれによりキャリアを前記活性層に高速に 注入するキャリアインジェクタとして、第1の導電形とは反対の第2の導電形の 第1の高ドーピングされた縮退化された接合層(3)と第1の導電形の第2の高 ドーピングされた縮退遷移域(2)とが、該第2の高ドーピングされた縮退遷移 域(2)が前記第1の高ドーピングされた縮退遷移域(3)と前記第2の外側の 被覆層(1)との間に配置されているように設けられている ことを特徴とする半導体レーザ素子。 2.前記縮退遷移域(2,3)の厚さはそれぞれ≧5nmおよび≦50nmで ある 請求項1記載の半導体レーザ素子。 3.前記第1の高ドーピングされた縮退遷移域(3 )と前記第2の高ドーピングされた縮退遷移域(2)との間に、該高ドーピング された縮退遷移域(2,3)に比べて僅かにドーピングされている、任意の導電 形のバリヤ層(10)が配置されており、該バリヤ層は電子に対してバリヤを成 している 請求項1または2記載の半導体レーザ素子。 4.前記第1の高ドーピングされた縮退遷移域(3)と前記活性層列の量子ウ ェル構造(5)との間に、ドーピングされていないスペース層(4)または前記 接合層(2,3)に比べて僅かにドーピングされている、第2の導電形のスペー ス層(4)が配置されている 請求項1から3までのいずれか1項記載の半導体レーザ素子。 5.前記スペース層(4)と前記第1の高ドーピングされた縮退遷移域(3) との間に、第2の導電形の付加的なバリヤ層(10)が配置されており、該バリ ヤ層は電子に対するバリヤを成している 請求項4記載の半導体レーザ素子。 6.前記バリヤ層(10)の厚さは200nmより小さいかまたはこれに等し い 請求項3または5記載の半導体レーザ素子。 7.前記スペース層(4)の厚さは、≧10nmおよび≦150nmである 請求項4または5記載の半導体レーザ素子。 8.前記量子ウェル構造(5)と第1の外側の被覆層(7)との間に第1の導 波路層(6)が配置されておりかつ前記量子ウェル構造(5)と第2の外側の被 覆層(1)との間に第2の導波路層(14)が配置されている 請求項1から7までのいずれか1項記載の半導体レーザ素子。 9.前記第2の導波路層(14)は、前記量子ウェル構造(5)と前記第2の 外側の被覆層(1)との間に配置されている層(2,3,4;ないし2,3,4 ,10)によって形成されている 請求項8記載の半導体レーザ素子。 10.前記量子ウェル構造(5)、前記導波路層(6,14)および前記被覆層 (1,7)はIII−V半導体材料を有している 請求項9記載の半導体レーザ素子。 11.前記縮退接合層(2,3)におけるドープ剤濃度は≧1017cm-3である 請求項1から10までのいずれか1項記載の半導体レーザ素子。
Applications Claiming Priority (3)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
DE19703612.0 | 1997-01-31 | ||
DE19703612A DE19703612A1 (de) | 1997-01-31 | 1997-01-31 | Halbleiterlaser-Bauelement |
PCT/DE1998/000264 WO1998034307A1 (de) | 1997-01-31 | 1998-01-29 | Halbleiterlaser-bauelement |
Publications (2)
Publication Number | Publication Date |
---|---|
JP2001509315A true JP2001509315A (ja) | 2001-07-10 |
JP3604400B2 JP3604400B2 (ja) | 2004-12-22 |
Family
ID=7818927
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
JP53244898A Expired - Lifetime JP3604400B2 (ja) | 1997-01-31 | 1998-01-29 | 半導体レーザ素子 |
Country Status (7)
Country | Link |
---|---|
US (1) | US6285697B1 (ja) |
EP (1) | EP0956626B1 (ja) |
JP (1) | JP3604400B2 (ja) |
KR (1) | KR20000070600A (ja) |
CN (1) | CN1246967A (ja) |
DE (2) | DE19703612A1 (ja) |
WO (1) | WO1998034307A1 (ja) |
Families Citing this family (8)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US6803596B2 (en) * | 1999-12-27 | 2004-10-12 | Sanyo Electric Co., Ltd. | Light emitting device |
US6819695B1 (en) * | 2000-01-07 | 2004-11-16 | Triquint Technology Holding Co | Dopant diffusion barrier layer for use in III-V structures |
FI20020133A0 (fi) * | 2002-01-24 | 2002-01-24 | Juha Tapio Kostamovaara | Menetelmõ optisen sõteilyn tuottamiseksi, ja optisen sõteilyn lõhde |
US7103080B2 (en) * | 2002-03-04 | 2006-09-05 | Quintessence Photonics Corp. | Laser diode with a low absorption diode junction |
GB2446611B (en) * | 2007-02-14 | 2011-08-17 | Bookham Technology Plc | Low creep metallization for optoelectronic applications |
JP2009239260A (ja) * | 2008-03-07 | 2009-10-15 | Mitsubishi Electric Corp | 半導体レーザおよびその製造方法 |
US9748427B1 (en) * | 2012-11-01 | 2017-08-29 | Hrl Laboratories, Llc | MWIR photodetector with compound barrier with P-N junction |
TWI605613B (zh) * | 2016-11-10 | 2017-11-11 | 錼創科技股份有限公司 | 半導體發光元件 |
Family Cites Families (8)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JPS6288389A (ja) * | 1985-10-15 | 1987-04-22 | Toshiba Corp | 半導体発光素子 |
US5010374A (en) * | 1990-06-05 | 1991-04-23 | At&T Bell Laboratories | Quantum well laser utilizing an inversion layer |
JPH0773140B2 (ja) * | 1993-02-09 | 1995-08-02 | 日本電気株式会社 | 半導体レーザ |
JPH077218A (ja) * | 1993-06-15 | 1995-01-10 | Sony Corp | 半導体レーザ |
US5338944A (en) * | 1993-09-22 | 1994-08-16 | Cree Research, Inc. | Blue light-emitting diode with degenerate junction structure |
US5892784A (en) * | 1994-10-27 | 1999-04-06 | Hewlett-Packard Company | N-drive p-common surface emitting laser fabricated on n+ substrate |
US5541949A (en) * | 1995-01-30 | 1996-07-30 | Bell Communications Research, Inc. | Strained algainas quantum-well diode lasers |
GB9524414D0 (en) * | 1995-11-29 | 1996-01-31 | Secr Defence | Low resistance contact semiconductor device |
-
1997
- 1997-01-31 DE DE19703612A patent/DE19703612A1/de not_active Withdrawn
-
1998
- 1998-01-29 JP JP53244898A patent/JP3604400B2/ja not_active Expired - Lifetime
- 1998-01-29 WO PCT/DE1998/000264 patent/WO1998034307A1/de not_active Application Discontinuation
- 1998-01-29 CN CN98802237A patent/CN1246967A/zh active Pending
- 1998-01-29 DE DE59808630T patent/DE59808630D1/de not_active Expired - Lifetime
- 1998-01-29 EP EP98907875A patent/EP0956626B1/de not_active Expired - Lifetime
- 1998-01-29 KR KR1019997006847A patent/KR20000070600A/ko not_active Application Discontinuation
-
1999
- 1999-08-02 US US09/364,896 patent/US6285697B1/en not_active Expired - Lifetime
Also Published As
Publication number | Publication date |
---|---|
JP3604400B2 (ja) | 2004-12-22 |
DE59808630D1 (de) | 2003-07-10 |
EP0956626A1 (de) | 1999-11-17 |
CN1246967A (zh) | 2000-03-08 |
DE19703612A1 (de) | 1998-08-06 |
KR20000070600A (ko) | 2000-11-25 |
WO1998034307A1 (de) | 1998-08-06 |
US6285697B1 (en) | 2001-09-04 |
EP0956626B1 (de) | 2003-06-04 |
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