JP5897414B2 - 光デバイスの製造方法 - Google Patents
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- G—PHYSICS
- G02—OPTICS
- G02F—OPTICAL DEVICES OR ARRANGEMENTS FOR THE CONTROL OF LIGHT BY MODIFICATION OF THE OPTICAL PROPERTIES OF THE MEDIA OF THE ELEMENTS INVOLVED THEREIN; NON-LINEAR OPTICS; FREQUENCY-CHANGING OF LIGHT; OPTICAL LOGIC ELEMENTS; OPTICAL ANALOGUE/DIGITAL CONVERTERS
- G02F1/00—Devices or arrangements for the control of the intensity, colour, phase, polarisation or direction of light arriving from an independent light source, e.g. switching, gating or modulating; Non-linear optics
- G02F1/01—Devices or arrangements for the control of the intensity, colour, phase, polarisation or direction of light arriving from an independent light source, e.g. switching, gating or modulating; Non-linear optics for the control of the intensity, phase, polarisation or colour
- G02F1/13—Devices or arrangements for the control of the intensity, colour, phase, polarisation or direction of light arriving from an independent light source, e.g. switching, gating or modulating; Non-linear optics for the control of the intensity, phase, polarisation or colour based on liquid crystals, e.g. single liquid crystal display cells
- G02F1/133—Constructional arrangements; Operation of liquid crystal cells; Circuit arrangements
- G02F1/1333—Constructional arrangements; Manufacturing methods
- G02F1/1347—Arrangement of liquid crystal layers or cells in which the final condition of one light beam is achieved by the addition of the effects of two or more layers or cells
- G02F1/13471—Arrangement of liquid crystal layers or cells in which the final condition of one light beam is achieved by the addition of the effects of two or more layers or cells in which all the liquid crystal cells or layers remain transparent, e.g. FLC, ECB, DAP, HAN, TN, STN, SBE-LC cells
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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
- H01S5/005—Optical components external to the laser cavity, specially adapted therefor, e.g. for homogenisation or merging of the beams or for manipulating laser pulses, e.g. pulse shaping
- H01S5/0085—Optical components external to the laser cavity, specially adapted therefor, e.g. for homogenisation or merging of the beams or for manipulating laser pulses, e.g. pulse shaping for modulating the output, i.e. the laser beam is modulated outside the laser cavity
-
- 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
- H01S5/022—Mountings; Housings
- H01S5/02208—Mountings; Housings characterised by the shape of the housings
- H01S5/02216—Butterfly-type, i.e. with electrode pins extending horizontally from the housings
-
- 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
- H01S5/022—Mountings; Housings
- H01S5/0225—Out-coupling of light
- H01S5/02251—Out-coupling of light using optical fibres
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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
- H01S5/02—Structural details or components not essential to laser action
- H01S5/026—Monolithically integrated components, e.g. waveguides, monitoring photo-detectors, drivers
- H01S5/0265—Intensity modulators
-
- 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
- H01S5/06—Arrangements for controlling the laser output parameters, e.g. by operating on the active medium
- H01S5/062—Arrangements for controlling the laser output parameters, e.g. by operating on the active medium by varying the potential of the electrodes
- H01S5/0625—Arrangements for controlling the laser output parameters, e.g. by operating on the active medium by varying the potential of the electrodes in multi-section lasers
- H01S5/06255—Controlling the frequency of the radiation
- H01S5/06256—Controlling the frequency of the radiation with DBR-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
- H01S5/10—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
- H01S5/1206—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 having a non constant or multiplicity of periods
- H01S5/1209—Sampled grating
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- Nonlinear Science (AREA)
- Mathematical Physics (AREA)
- Chemical & Material Sciences (AREA)
- Crystallography & Structural Chemistry (AREA)
- General Physics & Mathematics (AREA)
- Optics & Photonics (AREA)
- Optical Modulation, Optical Deflection, Nonlinear Optics, Optical Demodulation, Optical Logic Elements (AREA)
- Optical Integrated Circuits (AREA)
- Semiconductor Lasers (AREA)
Description
ルの小型化が重要な課題となっている。
図1は、本発明の第1の実施の形態における光モジュールの全体構成について説明するための図である。図1に示すように、光モジュール100は、パッケージ101内に、波長可変レーザ102、ハーフミラー103、波長ロッカ104、キャリア105、ペルチェ106、サーミスタ107、複数の集光レンズ108、光アイソレータ109を有する。
次に、本発明の第2の実施形態について説明する。本実施の形態における光デバイス810は、レーザ811と、半導体光増幅器202と、半導体マッハツェンダ変調器201とを集積する点が、主に、上記第1の実施形態と異なる。また、本実施の形態における光デバイス810の製造方法は、半導体マッハツェンダ変調器201のハイメサを形成する際にドライエッチングのみを用いる点が、主に、上記第1の実施形態と異なる。なお、下記においては、第1の実施形態と同様である点については説明を省略する。
次に、本発明の第3の実施形態について説明する。本実施の形態における光デバイス120は、主に、ハイメサ光導波路構造の半導体マッハツェンダ変調器201とローメサ光導波路構造の半導体レーザ122をモノリシック集積した点、及び、ローメサ用エッチストップ層132を独立して形成する点が、上記第1の実施の形態と異なる。なお、下記において第1の実施形態と同様である点については説明を省略する。
Claims (2)
- 基板上に第1のエッチストップ層を形成し、
前記第1のエッチストップ層上に、順に第1の下側クラッド層、第1のコア層、第1の上側クラッド層を含む第1の積層構造を形成し、
前記第1のエッチストップ層の上方に、第2の光導波路を形成する第2のコア層、第2のエッチストップ層、及び、第2のクラッド層を含む第2の積層構造を形成し、
前記第1の積層構造と、前記第2の積層構造を前記第2のクラッド層の一部までエッチングする第1のエッチング工程と、
前記第2の積層構造をマスクして、前記第1の下側クラッド層の一部までエッチングする第2のエッチング工程と、
前記マスクを除去後、前記第1のエッチストップ層、及び前記第2のエッチストップ層までエッチングする第3のエッチング工程を含み、
前記第1、2、及び3のエッチング工程により、前記第1の下側クラッド層と、前記第1のコア層と、前記第1の上側クラッド層と、を含むメサを備えるハイメサ構造の第1の光導波路と、前記第2のクラッド層を含むメサを備えるローメサ構造の第2の光導波路を同時に形成する、
ことを特徴とする光デバイスの製造方法。 - 基板上に第1のエッチストップ層を形成し、
前記第1のエッチストップ層上に、順に第1の下側クラッド層、第1のコア層、第1の上側クラッド層を含む第1の積層構造を形成し、
前記第1のエッチストップ層の上方に、第2の光導波路を形成する第2のコア層と第2のクラッド層を含む第2の積層構造を形成し、
前記第1の積層構造と、前記第2の積層構造を前記第2のクラッド層の一部までエッチングする第1のエッチング工程と、
前記第2の積層構造をマスクして、前記第1の下側クラッド層の一部までエッチングする第2のエッチング工程と、
前記マスクを除去後、前記第1のエッチストップ層、及び前記第2のコア層までエッチングする第3のエッチング工程を含み、
前記第1、2、及び3のエッチング工程により、前記第1の下側クラッド層と、前記第1のコア層と、前記第1の上側クラッド層と、を含むメサを備えるハイメサ構造の第1の光導波路と、前記第2のクラッド層を含むメサを備えるローメサ構造の第2の光導波路を同時に形成する、
ことを特徴とする光デバイスの製造方法。
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JP2012146126A JP5897414B2 (ja) | 2011-08-23 | 2012-06-28 | 光デバイスの製造方法 |
US13/590,718 US8774571B2 (en) | 2011-08-23 | 2012-08-21 | Optical device, optical module, and method for manufacturing optical device |
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JP2011181886 | 2011-08-23 | ||
JP2011181886 | 2011-08-23 | ||
JP2012146126A JP5897414B2 (ja) | 2011-08-23 | 2012-06-28 | 光デバイスの製造方法 |
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JP2013061632A JP2013061632A (ja) | 2013-04-04 |
JP5897414B2 true JP5897414B2 (ja) | 2016-03-30 |
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JP5962022B2 (ja) * | 2012-01-18 | 2016-08-03 | 住友電気工業株式会社 | 半導体光素子の製造方法 |
WO2014062211A1 (en) | 2012-10-19 | 2014-04-24 | Massachusetts Institute Of Technology | Devices and techniques for integrated optical data communication |
CN105981239B (zh) * | 2014-02-13 | 2019-10-25 | 古河电气工业株式会社 | 集成型半导体激光器元件以及半导体激光器模块 |
JP2015194629A (ja) * | 2014-03-31 | 2015-11-05 | 日本電信電話株式会社 | 半導体光変調器 |
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JP7457485B2 (ja) | 2019-08-09 | 2024-03-28 | 日本ルメンタム株式会社 | 埋め込み型半導体光素子 |
US11462886B2 (en) | 2019-08-09 | 2022-10-04 | Lumentum Japan, Inc. | Buried-type semiconductor optical device |
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JP2008010484A (ja) * | 2006-06-27 | 2008-01-17 | Opnext Japan Inc | 半導体光素子及び光送信モジュール |
JP4952376B2 (ja) | 2006-08-10 | 2012-06-13 | 三菱電機株式会社 | 光導波路と半導体光集積素子の製造方法 |
JP5144306B2 (ja) * | 2008-02-22 | 2013-02-13 | 日本電信電話株式会社 | 光半導体装置及びその製造方法 |
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