KR100886935B1 - 표면광 레이저 - Google Patents
표면광 레이저 Download PDFInfo
- Publication number
- KR100886935B1 KR100886935B1 KR1020070024219A KR20070024219A KR100886935B1 KR 100886935 B1 KR100886935 B1 KR 100886935B1 KR 1020070024219 A KR1020070024219 A KR 1020070024219A KR 20070024219 A KR20070024219 A KR 20070024219A KR 100886935 B1 KR100886935 B1 KR 100886935B1
- Authority
- KR
- South Korea
- Prior art keywords
- laser
- current
- light
- surface light
- layer
- Prior art date
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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
- H01S5/10—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
- H01S5/18—Surface-emitting [SE] lasers, e.g. having both horizontal and vertical cavities
- H01S5/183—Surface-emitting [SE] lasers, e.g. having both horizontal and vertical cavities having only vertical cavities, e.g. vertical cavity surface-emitting lasers [VCSEL]
- H01S5/18308—Surface-emitting [SE] lasers, e.g. having both horizontal and vertical cavities having only vertical cavities, e.g. vertical cavity surface-emitting lasers [VCSEL] having a special structure for lateral current or light confinement
- H01S5/18311—Surface-emitting [SE] lasers, e.g. having both horizontal and vertical cavities having only vertical cavities, e.g. vertical cavity surface-emitting lasers [VCSEL] having a special structure for lateral current or light confinement using selective oxidation
- H01S5/18313—Surface-emitting [SE] lasers, e.g. having both horizontal and vertical cavities having only vertical cavities, e.g. vertical cavity surface-emitting lasers [VCSEL] having a special structure for lateral current or light confinement using selective oxidation by oxidizing at least one of the DBR layers
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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
- H01S3/00—Lasers, i.e. devices using stimulated emission of electromagnetic radiation in the infrared, visible or ultraviolet wave range
- H01S3/05—Construction or shape of optical resonators; Accommodation of active medium therein; Shape of active medium
- H01S3/08—Construction or shape of optical resonators or components thereof
- H01S3/081—Construction or shape of optical resonators or components thereof comprising three or more reflectors
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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
- H01S3/00—Lasers, i.e. devices using stimulated emission of electromagnetic radiation in the infrared, visible or ultraviolet wave range
- H01S3/10—Controlling the intensity, frequency, phase, polarisation or direction of the emitted radiation, e.g. switching, gating, modulating or demodulating
- H01S3/10007—Controlling the intensity, frequency, phase, polarisation or direction of the emitted radiation, e.g. switching, gating, modulating or demodulating in optical amplifiers
- H01S3/10015—Controlling the intensity, frequency, phase, polarisation or direction of the emitted radiation, e.g. switching, gating, modulating or demodulating in optical amplifiers by monitoring or controlling, e.g. attenuating, the input signal
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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
- H01S5/10—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
- H01S5/18—Surface-emitting [SE] lasers, e.g. having both horizontal and vertical cavities
- H01S5/183—Surface-emitting [SE] lasers, e.g. having both horizontal and vertical cavities having only vertical cavities, e.g. vertical cavity surface-emitting lasers [VCSEL]
- H01S5/18361—Structure of the reflectors, e.g. hybrid mirrors
- H01S5/18363—Structure of the reflectors, e.g. hybrid mirrors comprising air layers
- H01S5/18366—Membrane DBR, i.e. a movable DBR on top of the VCSEL
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- Physics & Mathematics (AREA)
- Electromagnetism (AREA)
- Optics & Photonics (AREA)
- Engineering & Computer Science (AREA)
- Plasma & Fusion (AREA)
- Condensed Matter Physics & Semiconductors (AREA)
- General Physics & Mathematics (AREA)
- Semiconductor Lasers (AREA)
Abstract
Description
Claims (5)
- 기판과; 상기 기판 상에 하부 반사기, 레이저 발진을 위한 능동 매질층 및 상부 반사기와; 레이저가 발진하는 중앙부분으로만 전류를 흐르게 하는 전류 제한층;을 구비하는 표면광 레이저에 있어서,상기 전류 제한층은,그 중심에 7μm 보다 크고 12μm 이하인 지름의 전류가 흐르는 개구를 가지도록 형성되는 것을 특징으로 하는 표면광 레이저.
- 삭제
- 삭제
- 제1항에 있어서, 상기 전류 제한층은 산화에 의해 형성되는 것을 특징으로 하는 표면광 레이저.
- 광원으로 청구항 1항 또는 4항의 표면광 레이저를 사용하며, 상기 표면광 레이저의 출력광량을 조절하기 위한 자동광량 조절장치가 배제된 것을 특징으로 하는 광통신 모듈.
Priority Applications (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
KR1020070024219A KR100886935B1 (ko) | 2007-03-12 | 2007-03-12 | 표면광 레이저 |
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
KR1020070024219A KR100886935B1 (ko) | 2007-03-12 | 2007-03-12 | 표면광 레이저 |
Publications (2)
Publication Number | Publication Date |
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KR20080083536A KR20080083536A (ko) | 2008-09-18 |
KR100886935B1 true KR100886935B1 (ko) | 2009-03-09 |
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Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
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KR1020070024219A KR100886935B1 (ko) | 2007-03-12 | 2007-03-12 | 표면광 레이저 |
Country Status (1)
Country | Link |
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KR (1) | KR100886935B1 (ko) |
Citations (3)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JP2002208755A (ja) | 2000-11-13 | 2002-07-26 | Fuji Xerox Co Ltd | 面発光型半導体レーザ |
US6584135B2 (en) * | 2000-05-26 | 2003-06-24 | Osram Opto Semiconductors Gmbh & Co. Ohg | Vertical cavity surface emitting laser diode and method for manufacturing same |
KR20040054217A (ko) * | 2002-12-18 | 2004-06-25 | 삼성전자주식회사 | 수직공동 표면방사 레이저 및 그 제조방법 |
-
2007
- 2007-03-12 KR KR1020070024219A patent/KR100886935B1/ko active IP Right Grant
Patent Citations (3)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US6584135B2 (en) * | 2000-05-26 | 2003-06-24 | Osram Opto Semiconductors Gmbh & Co. Ohg | Vertical cavity surface emitting laser diode and method for manufacturing same |
JP2002208755A (ja) | 2000-11-13 | 2002-07-26 | Fuji Xerox Co Ltd | 面発光型半導体レーザ |
KR20040054217A (ko) * | 2002-12-18 | 2004-06-25 | 삼성전자주식회사 | 수직공동 표면방사 레이저 및 그 제조방법 |
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KR20080083536A (ko) | 2008-09-18 |
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