WO2011012100A1 - Breitstreifenlaser mit einem epitaktischen schichtenstapel und verfahren zu dessen herstellung - Google Patents

Breitstreifenlaser mit einem epitaktischen schichtenstapel und verfahren zu dessen herstellung Download PDF

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Publication number
WO2011012100A1
WO2011012100A1 PCT/DE2010/000751 DE2010000751W WO2011012100A1 WO 2011012100 A1 WO2011012100 A1 WO 2011012100A1 DE 2010000751 W DE2010000751 W DE 2010000751W WO 2011012100 A1 WO2011012100 A1 WO 2011012100A1
Authority
WO
WIPO (PCT)
Prior art keywords
layer
webs
wide
trenches
band laser
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.)
Ceased
Application number
PCT/DE2010/000751
Other languages
German (de)
English (en)
French (fr)
Inventor
Alfred Lell
Stefanie BRÜNINGHOFF
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
Ams Osram International GmbH
Original Assignee
Osram Opto Semiconductors GmbH
Priority date (The priority date 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 date listed.)
Filing date
Publication date
Application filed by Osram Opto Semiconductors GmbH filed Critical Osram Opto Semiconductors GmbH
Priority to KR1020127005343A priority Critical patent/KR101714596B1/ko
Priority to JP2012521960A priority patent/JP5701296B2/ja
Priority to CN201080033769.3A priority patent/CN102474078B/zh
Priority to US13/388,257 priority patent/US8619833B2/en
Priority to KR1020177005943A priority patent/KR101824613B1/ko
Priority to EP10740507.8A priority patent/EP2460241B1/de
Publication of WO2011012100A1 publication Critical patent/WO2011012100A1/de
Anticipated expiration legal-status Critical
Ceased legal-status Critical Current

Links

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
    • H01S5/40—Arrangement of two or more semiconductor lasers, not provided for in groups H01S5/02 - H01S5/30
    • H01S5/4025—Array arrangements, e.g. constituted by discrete laser diodes or laser bar
    • H01S5/4031—Edge-emitting structures
    • 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
    • H01S5/20—Structure or shape of the semiconductor body to guide the optical wave ; Confining structures perpendicular to the optical axis, e.g. index or gain guiding, stripe geometry, broad area lasers, gain tailoring, transverse or lateral reflectors, special cladding structures, MQW barrier reflection layers
    • H01S5/2036—Broad area lasers
    • 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
    • H01S5/20—Structure or shape of the semiconductor body to guide the optical wave ; Confining structures perpendicular to the optical axis, e.g. index or gain guiding, stripe geometry, broad area lasers, gain tailoring, transverse or lateral reflectors, special cladding structures, MQW barrier reflection layers
    • H01S5/2054—Methods of obtaining the confinement
    • H01S5/2081—Methods of obtaining the confinement using special etching techniques
    • H01S5/2086—Methods of obtaining the confinement using special etching techniques lateral etch control, e.g. mask induced
    • 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
    • H01S5/20—Structure or shape of the semiconductor body to guide the optical wave ; Confining structures perpendicular to the optical axis, e.g. index or gain guiding, stripe geometry, broad area lasers, gain tailoring, transverse or lateral reflectors, special cladding structures, MQW barrier reflection layers
    • H01S5/22—Structure or shape of the semiconductor body to guide the optical wave ; Confining structures perpendicular to the optical axis, e.g. index or gain guiding, stripe geometry, broad area lasers, gain tailoring, transverse or lateral reflectors, special cladding structures, MQW barrier reflection layers having a ridge or stripe structure
    • 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
    • H01S5/20—Structure or shape of the semiconductor body to guide the optical wave ; Confining structures perpendicular to the optical axis, e.g. index or gain guiding, stripe geometry, broad area lasers, gain tailoring, transverse or lateral reflectors, special cladding structures, MQW barrier reflection layers
    • H01S5/22—Structure or shape of the semiconductor body to guide the optical wave ; Confining structures perpendicular to the optical axis, e.g. index or gain guiding, stripe geometry, broad area lasers, gain tailoring, transverse or lateral reflectors, special cladding structures, MQW barrier reflection layers having a ridge or stripe structure
    • H01S5/2205—Structure or shape of the semiconductor body to guide the optical wave ; Confining structures perpendicular to the optical axis, e.g. index or gain guiding, stripe geometry, broad area lasers, gain tailoring, transverse or lateral reflectors, special cladding structures, MQW barrier reflection layers having a ridge or stripe structure comprising special burying or current confinement layers
    • H01S5/2214—Structure or shape of the semiconductor body to guide the optical wave ; Confining structures perpendicular to the optical axis, e.g. index or gain guiding, stripe geometry, broad area lasers, gain tailoring, transverse or lateral reflectors, special cladding structures, MQW barrier reflection layers having a ridge or stripe structure comprising special burying or current confinement layers based on oxides or nitrides
    • 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
    • H01S5/40—Arrangement of two or more semiconductor lasers, not provided for in groups H01S5/02 - H01S5/30
    • H01S5/4025—Array arrangements, e.g. constituted by discrete laser diodes or laser bar
    • H01S5/4081—Near-or far field control

Definitions

  • the webs and the trenches each have a width of at most 20 microns.
  • the webs and the trenches each have a width of at most 10 .mu.m, more preferably of at most 7 .mu.m.
  • Broadband laser the radiation characteristic to shape specifically by a controlled control of
  • N-doped radiation generating layer and at least one layer of the layer stack on the top facing side of the active, radiation-generating layer p-doped.
  • all layers of the layer stack are on the underside facing side of the active,
  • the webs at least partially have a different width.
  • the trenches each have a base surface, which in each case has a curvature.
  • the depth difference of the trenches is preferably gradual.
  • Wide strip laser is between the jetties and the
  • Passivation 9 thus each have a recess.
  • the dielectric passivation 9 is formed as a layer.
  • the dielectric passivation 9 is the dielectric passivation 9
  • Etching depth difference in this case is preferably gradual.
  • the embodiment of FIG. 8 differs from the exemplary embodiment of FIG. 4 in that the trenches 3 have a greater depth, in particular a larger etching depth T 1 , than the broad-band structure of the laser (depth T 2 ).
  • the wide-strip structure is split into a plurality of equidistant, equidistant webs 4, wherein the index-defining etching depth T 1 between the webs 4 is gradually or stepwise higher than outside the original broad strip, which can be controlled via the ⁇ tzeniefenjoe steepness with advantage targeted the beam profile of the laser ,
  • FIGS. 13A to 13C each show additional modifications of FIGS.
  • Tantalum oxide Ti 2 O 5
  • a plurality of wide-band lasers according to the embodiments of the wide-band lasers of FIGS. 1, 3, 4, 6, 8, 10, 11 or 12 can be arranged side by side as separate arrays, the distances between each adjacent arrays are preferably greater than 20 microns (not shown).

Landscapes

  • Physics & Mathematics (AREA)
  • Condensed Matter Physics & Semiconductors (AREA)
  • General Physics & Mathematics (AREA)
  • Electromagnetism (AREA)
  • Optics & Photonics (AREA)
  • Geometry (AREA)
  • Semiconductor Lasers (AREA)
  • Laser Beam Processing (AREA)
PCT/DE2010/000751 2009-07-31 2010-06-28 Breitstreifenlaser mit einem epitaktischen schichtenstapel und verfahren zu dessen herstellung Ceased WO2011012100A1 (de)

Priority Applications (6)

Application Number Priority Date Filing Date Title
KR1020127005343A KR101714596B1 (ko) 2009-07-31 2010-06-28 에피택셜 층 스택을 구비하는 대면적 레이저 그리고 대면적 레이저를 제조하기 위한 방법
JP2012521960A JP5701296B2 (ja) 2009-07-31 2010-06-28 エピタキシャル積層体を備えたブロードエリアレーザ及びブロードエリアレーザの製造方法
CN201080033769.3A CN102474078B (zh) 2009-07-31 2010-06-28 带有外延层堆叠的宽条激光器及其制造方法
US13/388,257 US8619833B2 (en) 2009-07-31 2010-06-28 Broad area laser having an epitaxial stack of layers and method for the production thereof
KR1020177005943A KR101824613B1 (ko) 2009-07-31 2010-06-28 에피택셜 층 스택을 구비하는 대면적 레이저 그리고 대면적 레이저를 제조하기 위한 방법
EP10740507.8A EP2460241B1 (de) 2009-07-31 2010-06-28 Breitstreifenlaser mit einem epitaktischen schichtenstapel und verfahren zu dessen herstellung

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
DE102009035639.8 2009-07-31
DE102009035639.8A DE102009035639B4 (de) 2009-07-31 2009-07-31 Breitstreifenlaser mit einem epitaktischen Schichtenstapel und Verfahren zu dessen Herstellung

Publications (1)

Publication Number Publication Date
WO2011012100A1 true WO2011012100A1 (de) 2011-02-03

Family

ID=42734568

Family Applications (1)

Application Number Title Priority Date Filing Date
PCT/DE2010/000751 Ceased WO2011012100A1 (de) 2009-07-31 2010-06-28 Breitstreifenlaser mit einem epitaktischen schichtenstapel und verfahren zu dessen herstellung

Country Status (8)

Country Link
US (1) US8619833B2 (https=)
EP (1) EP2460241B1 (https=)
JP (1) JP5701296B2 (https=)
KR (2) KR101824613B1 (https=)
CN (1) CN102474078B (https=)
DE (1) DE102009035639B4 (https=)
TW (1) TWI416829B (https=)
WO (1) WO2011012100A1 (https=)

Families Citing this family (6)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE102010020625B4 (de) 2010-05-14 2024-02-22 OSRAM Opto Semiconductors Gesellschaft mit beschränkter Haftung Verfahren zur Herstellung eines kantenemittierenden Halbleiterlasers
US10179918B2 (en) 2015-05-07 2019-01-15 Sangamo Therapeutics, Inc. Methods and compositions for increasing transgene activity
US9800020B2 (en) 2015-06-17 2017-10-24 Ii-Vi Laser Enterprise Gmbh Broad area laser including anti-guiding regions for higher-order lateral mode suppression
DE102018106685A1 (de) 2018-03-21 2019-09-26 Osram Opto Semiconductors Gmbh Halbleiterlaser und projektor
CN108400522A (zh) * 2018-04-27 2018-08-14 中国科学院半导体研究所 波长稳定dfb激光器及切趾光栅的制备方法
JP7407027B2 (ja) * 2020-03-09 2023-12-28 パナソニックホールディングス株式会社 半導体発光素子

Citations (7)

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US4400813A (en) * 1981-07-20 1983-08-23 Bell Telephone Laboratories, Incorporated Crenelated-ridge waveguide laser
GB2180690A (en) * 1985-09-06 1987-04-01 Sharp Kk Semiconductor laser array device
JPH01175281A (ja) * 1987-12-29 1989-07-11 Sharp Corp 半導体レーザアレイ装置
US5299219A (en) * 1992-01-13 1994-03-29 Eastman Kodak Company Stripe-type laser diode used as a light source
GB2388958A (en) * 2002-05-25 2003-11-26 Marconi Corp Plc Optical device
JP2007157906A (ja) * 2005-12-02 2007-06-21 Sharp Corp 半導体レーザ素子および応用システム
US20090092163A1 (en) * 2007-10-03 2009-04-09 Sony Corporation Laser diode and method of manufacturing the same

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DE3277278D1 (en) * 1981-10-19 1987-10-15 Nec Corp Double channel planar buried heterostructure laser
JPH0821759B2 (ja) * 1987-06-22 1996-03-04 日本電信電話株式会社 半導体レ−ザアレイ
JPH03196588A (ja) * 1989-12-26 1991-08-28 Sony Corp 半導体レーザダイオード
JPH06326412A (ja) * 1993-05-17 1994-11-25 Mitsubishi Electric Corp 半導体レーザ装置
JPH0854049A (ja) * 1994-08-10 1996-02-27 Mitsuba Electric Mfg Co Ltd アクチュエータ
JP2004172252A (ja) * 2002-11-19 2004-06-17 Sony Corp 半導体レーザ素子及びアレイ型半導体レーザ素子
JP2005005511A (ja) 2003-06-12 2005-01-06 Fanuc Ltd 半導体レーザ装置
DE602004024451D1 (de) * 2003-12-22 2010-01-14 Panasonic Corp Halbleiterlaser-bauelement und laserprojektor
GB2432456A (en) * 2005-11-21 2007-05-23 Bookham Technology Plc High power semiconductor laser diode
JP2007258260A (ja) 2006-03-20 2007-10-04 Kyoto Univ ２次元フォトニック結晶面発光レーザ
US7949031B2 (en) 2006-06-16 2011-05-24 Pbc Lasers Gmbh Optoelectronic systems providing high-power high-brightness laser light based on field coupled arrays, bars and stacks of semicondutor diode lasers
DE102008012859B4 (de) * 2007-12-21 2023-10-05 OSRAM Opto Semiconductors Gesellschaft mit beschränkter Haftung Laserlichtquelle mit einer Filterstruktur

Patent Citations (7)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US4400813A (en) * 1981-07-20 1983-08-23 Bell Telephone Laboratories, Incorporated Crenelated-ridge waveguide laser
GB2180690A (en) * 1985-09-06 1987-04-01 Sharp Kk Semiconductor laser array device
JPH01175281A (ja) * 1987-12-29 1989-07-11 Sharp Corp 半導体レーザアレイ装置
US5299219A (en) * 1992-01-13 1994-03-29 Eastman Kodak Company Stripe-type laser diode used as a light source
GB2388958A (en) * 2002-05-25 2003-11-26 Marconi Corp Plc Optical device
JP2007157906A (ja) * 2005-12-02 2007-06-21 Sharp Corp 半導体レーザ素子および応用システム
US20090092163A1 (en) * 2007-10-03 2009-04-09 Sony Corporation Laser diode and method of manufacturing the same

Also Published As

Publication number Publication date
KR101824613B1 (ko) 2018-02-01
DE102009035639B4 (de) 2019-10-24
TWI416829B (zh) 2013-11-21
DE102009035639A1 (de) 2011-02-17
KR101714596B1 (ko) 2017-03-09
TW201115870A (en) 2011-05-01
EP2460241A1 (de) 2012-06-06
JP2013501347A (ja) 2013-01-10
KR20120043037A (ko) 2012-05-03
EP2460241B1 (de) 2013-08-07
US20120213241A1 (en) 2012-08-23
KR20170027884A (ko) 2017-03-10
CN102474078A (zh) 2012-05-23
US8619833B2 (en) 2013-12-31
JP5701296B2 (ja) 2015-04-15
CN102474078B (zh) 2014-09-17

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