JP7243545B2 - 光増幅器及び光増幅器の試験方法 - Google Patents
光増幅器及び光増幅器の試験方法 Download PDFInfo
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- JP7243545B2 JP7243545B2 JP2019171566A JP2019171566A JP7243545B2 JP 7243545 B2 JP7243545 B2 JP 7243545B2 JP 2019171566 A JP2019171566 A JP 2019171566A JP 2019171566 A JP2019171566 A JP 2019171566A JP 7243545 B2 JP7243545 B2 JP 7243545B2
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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
- H01S5/50—Amplifier structures not provided for in groups H01S5/02 - H01S5/30
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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
- H01S5/0014—Measuring characteristics or properties thereof
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- 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
- H01S5/023—Mount members, e.g. sub-mount members
- H01S5/02325—Mechanically integrated components on mount members or optical micro-benches
- H01S5/02326—Arrangements for relative positioning of laser diodes and optical components, e.g. grooves in the mount to fix optical fibres or lenses
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- H—ELECTRICITY
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- 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
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- 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
- H01S5/0425—Electrodes, e.g. characterised by the structure
- H01S5/04256—Electrodes, e.g. characterised by the structure characterised by the configuration
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- H—ELECTRICITY
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- 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
- H01S5/1003—Waveguide having a modified shape along the axis, e.g. branched, curved, tapered, voids
- H01S5/101—Curved waveguide
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- 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
- H01S5/223—Buried stripe structure
- H01S5/2237—Buried stripe structure with a non-planar active layer
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- H01S5/00—Semiconductor lasers
- H01S5/50—Amplifier structures not provided for in groups H01S5/02 - H01S5/30
- H01S5/5027—Concatenated amplifiers, i.e. amplifiers in series or cascaded
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- G—PHYSICS
- G02—OPTICS
- G02B—OPTICAL ELEMENTS, SYSTEMS OR APPARATUS
- G02B6/00—Light guides; Structural details of arrangements comprising light guides and other optical elements, e.g. couplings
- G02B6/10—Light guides; Structural details of arrangements comprising light guides and other optical elements, e.g. couplings of the optical waveguide type
- G02B6/12—Light guides; Structural details of arrangements comprising light guides and other optical elements, e.g. couplings of the optical waveguide type of the integrated circuit kind
- G02B2006/12035—Materials
- G02B2006/12061—Silicon
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- G—PHYSICS
- G02—OPTICS
- G02B—OPTICAL ELEMENTS, SYSTEMS OR APPARATUS
- G02B6/00—Light guides; Structural details of arrangements comprising light guides and other optical elements, e.g. couplings
- G02B6/10—Light guides; Structural details of arrangements comprising light guides and other optical elements, e.g. couplings of the optical waveguide type
- G02B6/12—Light guides; Structural details of arrangements comprising light guides and other optical elements, e.g. couplings of the optical waveguide type of the integrated circuit kind
- G02B6/122—Basic optical elements, e.g. light-guiding paths
- G02B6/125—Bends, branchings or intersections
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- H01S5/02—Structural details or components not essential to laser action
- H01S5/0206—Substrates, e.g. growth, shape, material, removal or bonding
- H01S5/021—Silicon based substrates
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- H01S5/02—Structural details or components not essential to laser action
- H01S5/026—Monolithically integrated components, e.g. waveguides, monitoring photo-detectors, drivers
- H01S5/0262—Photo-diodes, e.g. transceiver devices, bidirectional devices
- H01S5/0264—Photo-diodes, e.g. transceiver devices, bidirectional devices for monitoring the laser-output
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- 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
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- 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
- H01S5/1082—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 with a special facet structure, e.g. structured, non planar, oblique
- H01S5/1085—Oblique facets
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- 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
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- Physics & Mathematics (AREA)
- Condensed Matter Physics & Semiconductors (AREA)
- General Physics & Mathematics (AREA)
- Electromagnetism (AREA)
- Optics & Photonics (AREA)
- Geometry (AREA)
- Optical Integrated Circuits (AREA)
- Semiconductor Lasers (AREA)
- Optical Couplings Of Light Guides (AREA)
Description
110a テラス部
110b シリコン層
110c、110d SiO2層
111、111a、111b 導波路
112 金属配線
120 光増幅チップ
121a、121b SOA
122 Uターン導波路
123 カソード電極
124、124a、124b アノード電極
125 基板
126 n型クラッド層
127 p型クラッド層
128 n型電流ブロック層
129 コンタクト層
150 バンプ
Claims (7)
- 2つの半導体光増幅器(SOA:Semiconductor Optical Amplifier)と、前記2つのSOAを接続するU字形状の導波路と、前記2つのSOAそれぞれに対応し互いに分離する2つの電極とを有する光増幅チップと、
前記2つの電極に共通して接続する金属配線を備え、前記光増幅チップを搭載するベース基板と
を有することを特徴とする光増幅器。 - 前記ベース基板は、
シリコン層と、
前記シリコン層に積層された第1絶縁層と、
前記第1絶縁層上に形成され、シリコンからなる導波路層と、
前記導波路層を被覆する第2絶縁層と
を有することを特徴とする請求項1記載の光増幅器。 - 前記ベース基板は、
少なくとも前記第1絶縁層、前記導波路層及び前記第2絶縁層を切り欠いて形成されるテラス部を有し、
前記光増幅チップは、
前記テラス部に搭載される
ことを特徴とする請求項2記載の光増幅器。 - 前記2つのSOAは、
前記導波路層の端面と光結合する端面を有する
ことを特徴とする請求項2記載の光増幅器。 - 前記2つのSOAは、
前記2つの電極及び前記金属配線を介して1つの電源によって駆動される
ことを特徴とする請求項1記載の光増幅器。 - 2つの半導体光増幅器(SOA:Semiconductor Optical Amplifier)と、前記2つのSOAを接続するU字形状の導波路とを有する光増幅器の試験方法であって、
前記2つのSOAそれぞれに対応し互いに分離する2つの電極のうち一方の電極を介して一方のSOAに順方向電流を注入し、
前記2つの電極のうち他方の電極を介して他方のSOAに逆バイアスを印加し、
前記他方のSOAに発生する光電流を測定する
工程を有することを特徴とする光増幅器の試験方法。 - 前記一方のSOAの端面に所定の光を入射する
工程をさらに有することを特徴とする請求項6記載の光増幅器の試験方法。
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JP2019171566A JP7243545B2 (ja) | 2019-09-20 | 2019-09-20 | 光増幅器及び光増幅器の試験方法 |
US16/990,544 US11984696B2 (en) | 2019-09-20 | 2020-08-11 | Optical amplifier and inspection method of optical amplifier |
CN202010824502.1A CN112542765A (zh) | 2019-09-20 | 2020-08-17 | 光学放大器和光学放大器的检查方法 |
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JP2019171566A JP7243545B2 (ja) | 2019-09-20 | 2019-09-20 | 光増幅器及び光増幅器の試験方法 |
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JP2021048364A JP2021048364A (ja) | 2021-03-25 |
JP7243545B2 true JP7243545B2 (ja) | 2023-03-22 |
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US (1) | US11984696B2 (ja) |
JP (1) | JP7243545B2 (ja) |
CN (1) | CN112542765A (ja) |
Citations (5)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US4794346A (en) | 1984-11-21 | 1988-12-27 | Bell Communications Research, Inc. | Broadband semiconductor optical amplifier structure |
JP2004235418A (ja) | 2003-01-30 | 2004-08-19 | Seiko Epson Corp | 光モジュール、光通信装置、光電気混載集積回路、回路基板、電子機器 |
JP2006286810A (ja) | 2005-03-31 | 2006-10-19 | Fujitsu Ltd | 半導体デバイス |
JP2010224280A (ja) | 2009-03-24 | 2010-10-07 | Furukawa Electric Co Ltd:The | 光集積回路 |
US20190265409A1 (en) | 2018-02-23 | 2019-08-29 | Elenion Technologies, Llc | Optical amplifier |
Family Cites Families (7)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JP4350757B2 (ja) * | 2007-01-23 | 2009-10-21 | シャープ株式会社 | 半導体光増幅素子および半導体光増幅素子駆動装置 |
JP2012004441A (ja) * | 2010-06-18 | 2012-01-05 | Furukawa Electric Co Ltd:The | 光増幅装置 |
JP2013058628A (ja) * | 2011-09-08 | 2013-03-28 | Furukawa Electric Co Ltd:The | 光増幅装置 |
JP2017098362A (ja) * | 2015-11-20 | 2017-06-01 | 富士通株式会社 | 光集積素子及び光通信装置 |
CN110168824B (zh) | 2017-01-10 | 2020-11-27 | 三菱电机株式会社 | 半导体光放大器及其制造方法、光相位调制器 |
GB2572641B (en) * | 2018-04-06 | 2021-06-02 | Rockley Photonics Ltd | Optoelectronic device and array thereof |
JP7259699B2 (ja) * | 2019-10-29 | 2023-04-18 | 住友電気工業株式会社 | 半導体光素子 |
-
2019
- 2019-09-20 JP JP2019171566A patent/JP7243545B2/ja active Active
-
2020
- 2020-08-11 US US16/990,544 patent/US11984696B2/en active Active
- 2020-08-17 CN CN202010824502.1A patent/CN112542765A/zh active Pending
Patent Citations (5)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US4794346A (en) | 1984-11-21 | 1988-12-27 | Bell Communications Research, Inc. | Broadband semiconductor optical amplifier structure |
JP2004235418A (ja) | 2003-01-30 | 2004-08-19 | Seiko Epson Corp | 光モジュール、光通信装置、光電気混載集積回路、回路基板、電子機器 |
JP2006286810A (ja) | 2005-03-31 | 2006-10-19 | Fujitsu Ltd | 半導体デバイス |
JP2010224280A (ja) | 2009-03-24 | 2010-10-07 | Furukawa Electric Co Ltd:The | 光集積回路 |
US20190265409A1 (en) | 2018-02-23 | 2019-08-29 | Elenion Technologies, Llc | Optical amplifier |
Also Published As
Publication number | Publication date |
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US11984696B2 (en) | 2024-05-14 |
JP2021048364A (ja) | 2021-03-25 |
CN112542765A (zh) | 2021-03-23 |
US20210091530A1 (en) | 2021-03-25 |
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