DE69303679D1 - Hochleistungshalbleiterlaser mit verteilter Rückkoppelung - Google Patents
Hochleistungshalbleiterlaser mit verteilter RückkoppelungInfo
- Publication number
- DE69303679D1 DE69303679D1 DE69303679T DE69303679T DE69303679D1 DE 69303679 D1 DE69303679 D1 DE 69303679D1 DE 69303679 T DE69303679 T DE 69303679T DE 69303679 T DE69303679 T DE 69303679T DE 69303679 D1 DE69303679 D1 DE 69303679D1
- Authority
- DE
- Germany
- Prior art keywords
- semiconductor laser
- high power
- power semiconductor
- distributed feedback
- feedback
- 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
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
- H01S5/10—Construction or shape of the optical resonator, e.g. extended or external cavity, coupled cavities, bent-guide, varying width, thickness or composition of the active region
- H01S5/12—Construction or shape of the optical resonator, e.g. extended or external cavity, coupled cavities, bent-guide, varying width, thickness or composition of the active region the resonator having a periodic structure, e.g. in distributed feedback [DFB] 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
- H01S5/02—Structural details or components not essential to laser action
- H01S5/028—Coatings ; Treatment of the laser facets, e.g. etching, passivation layers or reflecting 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
- H01S5/10—Construction or shape of the optical resonator, e.g. extended or external cavity, coupled cavities, bent-guide, varying width, thickness or composition of the active region
- H01S5/1053—Comprising an active region having a varying composition or cross-section in a specific direction
- H01S5/1064—Comprising an active region having a varying composition or cross-section in a specific direction varying width along the optical axis
-
- 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
- H01S5/10—Construction or shape of the optical resonator, e.g. extended or external cavity, coupled cavities, bent-guide, varying width, thickness or composition of the active region
- H01S5/12—Construction or shape of the optical resonator, e.g. extended or external cavity, coupled cavities, bent-guide, varying width, thickness or composition of the active region the resonator having a periodic structure, e.g. in distributed feedback [DFB] lasers
- H01S5/124—Construction or shape of the optical resonator, e.g. extended or external cavity, coupled cavities, bent-guide, varying width, thickness or composition of the active region the resonator having a periodic structure, e.g. in distributed feedback [DFB] lasers incorporating phase shifts
- H01S5/1243—Construction or shape of the optical resonator, e.g. extended or external cavity, coupled cavities, bent-guide, varying width, thickness or composition of the active region the resonator having a periodic structure, e.g. in distributed feedback [DFB] lasers incorporating phase shifts by other means than a jump in the grating period, e.g. bent waveguides
-
- 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
- H01S5/10—Construction or shape of the optical resonator, e.g. extended or external cavity, coupled cavities, bent-guide, varying width, thickness or composition of the active region
- H01S5/12—Construction or shape of the optical resonator, e.g. extended or external cavity, coupled cavities, bent-guide, varying width, thickness or composition of the active region the resonator having a periodic structure, e.g. in distributed feedback [DFB] lasers
- H01S5/124—Construction or shape of the optical resonator, e.g. extended or external cavity, coupled cavities, bent-guide, varying width, thickness or composition of the active region the resonator having a periodic structure, e.g. in distributed feedback [DFB] lasers incorporating phase shifts
- H01S5/1246—Construction or shape of the optical resonator, e.g. extended or external cavity, coupled cavities, bent-guide, varying width, thickness or composition of the active region the resonator having a periodic structure, e.g. in distributed feedback [DFB] lasers incorporating phase shifts plurality of phase shifts
-
- 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
- H01S5/227—Buried mesa structure ; Striped active layer
- H01S5/2275—Buried mesa structure ; Striped active layer mesa created by etching
Landscapes
- Physics & Mathematics (AREA)
- Condensed Matter Physics & Semiconductors (AREA)
- General Physics & Mathematics (AREA)
- Electromagnetism (AREA)
- Optics & Photonics (AREA)
- Semiconductor Lasers (AREA)
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
JP4238134A JP2772204B2 (ja) | 1992-09-07 | 1992-09-07 | 光出力の線型性に優れた高出力分布帰還型半導体レ−ザ |
Publications (2)
Publication Number | Publication Date |
---|---|
DE69303679D1 true DE69303679D1 (de) | 1996-08-22 |
DE69303679T2 DE69303679T2 (de) | 1996-12-19 |
Family
ID=17025698
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
DE69303679T Expired - Fee Related DE69303679T2 (de) | 1992-09-07 | 1993-09-06 | Hochleistungshalbleiterlaser mit verteilter Rückkoppelung |
Country Status (5)
Country | Link |
---|---|
US (1) | US5353298A (de) |
EP (1) | EP0588197B1 (de) |
JP (1) | JP2772204B2 (de) |
KR (1) | KR970005164B1 (de) |
DE (1) | DE69303679T2 (de) |
Families Citing this family (11)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JP3331568B2 (ja) * | 1993-08-10 | 2002-10-07 | 住友電気工業株式会社 | 埋込型半導体レーザ |
EP0782226A1 (de) * | 1995-12-28 | 1997-07-02 | Lucent Technologies Inc. | Herstellungsverfahren für einen Halbleiterlaser mit Verteilter Rüchkopplung und entlang des Resonators varierender Gitterkopplung |
JPH1075011A (ja) * | 1996-08-30 | 1998-03-17 | Sony Corp | 半導体レーザ |
JP2001036192A (ja) * | 1999-07-22 | 2001-02-09 | Nec Corp | 分布帰還型半導体レーザおよびその製造方法 |
US6768858B2 (en) * | 2001-03-16 | 2004-07-27 | Adc Telecommunications, Inc. | Cable clip with segregator and method |
JP2003051640A (ja) * | 2001-08-07 | 2003-02-21 | Mitsubishi Electric Corp | 半導体レーザ装置 |
JP2005072445A (ja) * | 2003-08-27 | 2005-03-17 | Mitsubishi Electric Corp | 分布帰還型半導体レーザ |
US7330626B2 (en) * | 2005-08-31 | 2008-02-12 | Adc Telecommunications, Inc. | Cabinet including optical bulkhead plate for blown fiber system |
JP2018098419A (ja) | 2016-12-15 | 2018-06-21 | ルネサスエレクトロニクス株式会社 | 半導体レーザ、光源ユニット、通信システム及び波長多重光通信システム |
US11633766B2 (en) | 2019-07-18 | 2023-04-25 | Groninger Cleaning Systems, Inc. | Cleaning apparatus, system and method |
CN117498148A (zh) * | 2023-12-29 | 2024-02-02 | 江苏华兴激光科技有限公司 | 一种基于光栅结构相移的方法及dfb激光器 |
Family Cites Families (8)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JPS61216383A (ja) * | 1985-03-20 | 1986-09-26 | Nec Corp | 分布帰還型半導体レ−ザ |
JPS61143609A (ja) * | 1985-11-22 | 1986-07-01 | Hitachi Ltd | 燃焼装置 |
JPS63186A (ja) * | 1986-06-19 | 1988-01-05 | Fujitsu Ltd | 半導体レ−ザ |
JP2574806B2 (ja) * | 1987-08-24 | 1997-01-22 | 株式会社日立製作所 | 半導体レ−ザ装置 |
JPH0219987A (ja) * | 1988-07-08 | 1990-01-23 | Nec Eng Ltd | Icカード読取書込装置 |
JPH0225086A (ja) * | 1988-07-13 | 1990-01-26 | Hitachi Ltd | 半導体レーザ装置 |
US5012484A (en) * | 1990-01-02 | 1991-04-30 | At&T Bell Laboratories | Analog optical fiber communication system, and laser adapted for use in such a system |
US5285468A (en) * | 1992-07-17 | 1994-02-08 | At&T Bell Laboratories | Analog optical fiber communication system, and laser adapted for use in such a system |
-
1992
- 1992-09-07 JP JP4238134A patent/JP2772204B2/ja not_active Expired - Fee Related
-
1993
- 1993-09-02 US US08/115,145 patent/US5353298A/en not_active Expired - Lifetime
- 1993-09-06 DE DE69303679T patent/DE69303679T2/de not_active Expired - Fee Related
- 1993-09-06 KR KR1019930017770A patent/KR970005164B1/ko not_active IP Right Cessation
- 1993-09-06 EP EP93114265A patent/EP0588197B1/de not_active Expired - Lifetime
Also Published As
Publication number | Publication date |
---|---|
JP2772204B2 (ja) | 1998-07-02 |
KR970005164B1 (ko) | 1997-04-12 |
EP0588197B1 (de) | 1996-07-17 |
JPH0685398A (ja) | 1994-03-25 |
DE69303679T2 (de) | 1996-12-19 |
US5353298A (en) | 1994-10-04 |
EP0588197A1 (de) | 1994-03-23 |
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Legal Events
Date | Code | Title | Description |
---|---|---|---|
8364 | No opposition during term of opposition | ||
8339 | Ceased/non-payment of the annual fee |