JP2019216204A - 光モジュールユニット及びレーザ装置 - Google Patents
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- H01S5/00—Semiconductor lasers
- H01S5/40—Arrangement of two or more semiconductor lasers, not provided for in groups H01S5/02 - H01S5/30
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- H01S3/00—Lasers, i.e. devices using stimulated emission of electromagnetic radiation in the infrared, visible or ultraviolet wave range
- H01S3/09—Processes or apparatus for excitation, e.g. pumping
- H01S3/091—Processes or apparatus for excitation, e.g. pumping using optical pumping
- H01S3/094—Processes or apparatus for excitation, e.g. pumping using optical pumping by coherent light
- H01S3/0941—Processes or apparatus for excitation, e.g. pumping using optical pumping by coherent light of a laser diode
- H01S3/09415—Processes or apparatus for excitation, e.g. pumping using optical pumping by coherent light of a laser diode the pumping beam being parallel to the lasing mode of the pumped medium, e.g. end-pumping
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- 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
- H01S3/06—Construction or shape of active medium
- H01S3/063—Waveguide lasers, i.e. whereby the dimensions of the waveguide are of the order of the light wavelength
- H01S3/067—Fibre lasers
- H01S3/06708—Constructional details of the fibre, e.g. compositions, cross-section, shape or tapering
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- 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
- H01S3/06—Construction or shape of active medium
- H01S3/063—Waveguide lasers, i.e. whereby the dimensions of the waveguide are of the order of the light wavelength
- H01S3/067—Fibre lasers
- H01S3/0675—Resonators including a grating structure, e.g. distributed Bragg reflectors [DBR] or distributed feedback [DFB] fibre lasers
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- H01S3/00—Lasers, i.e. devices using stimulated emission of electromagnetic radiation in the infrared, visible or ultraviolet wave range
- H01S3/09—Processes or apparatus for excitation, e.g. pumping
- H01S3/091—Processes or apparatus for excitation, e.g. pumping using optical pumping
- H01S3/094—Processes or apparatus for excitation, e.g. pumping using optical pumping by coherent light
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- H01S3/00—Lasers, i.e. devices using stimulated emission of electromagnetic radiation in the infrared, visible or ultraviolet wave range
- H01S3/09—Processes or apparatus for excitation, e.g. pumping
- H01S3/091—Processes or apparatus for excitation, e.g. pumping using optical pumping
- H01S3/094—Processes or apparatus for excitation, e.g. pumping using optical pumping by coherent light
- H01S3/094049—Guiding of the pump light
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- H01S5/00—Semiconductor lasers
- H01S5/02—Structural details or components not essential to laser action
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- H—ELECTRICITY
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- H01S5/00—Semiconductor lasers
- H01S5/02—Structural details or components not essential to laser action
- H01S5/024—Arrangements for thermal management
- H01S5/02407—Active cooling, e.g. the laser temperature is controlled by a thermo-electric cooler or water cooling
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- 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
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- 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
- H01S5/4043—Edge-emitting structures with vertically stacked active layers
- H01S5/405—Two-dimensional arrays
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- Condensed Matter Physics & Semiconductors (AREA)
- General Physics & Mathematics (AREA)
- Engineering & Computer Science (AREA)
- Plasma & Fusion (AREA)
- Optical Couplings Of Light Guides (AREA)
- Semiconductor Lasers (AREA)
Abstract
Description
図1は、本発明の第1実施形態に係るレーザ装置の構成を示す図である。図1に示すように、本実施形態のレーザ装置1は、励起光源2、光コンバイナ3、増幅用光ファイバ5、増幅用光ファイバ5の一方側に接続される光ファイバ4、光ファイバ4に設けられる第1FBG(Fiber Bragg Grating)7、増幅用光ファイバ5の他方側に接続される光ファイバ6、及び、光ファイバ6に設けられる第2FBG8を主な構成として備えるファイバレーザ装置である。また、レーザ装置1において、増幅用光ファイバ5、第1FBG7、及び、第2FBG8によって共振器が構成される。
次に、本発明の第2実施形態について図12を参照して詳細に説明する。なお、第1実施形態と同一又は同等の構成要素については、特に説明する場合を除き、同一の参照符号を付して重複する説明は省略する。
2・・・励起光源
5・・・増幅用光ファイバ
10・・・光モジュールユニット
20・・・光モジュール
24・・・マウント
24s・・・素子配置面
25・・・サブ流路
31・・・レーザダイオード(発光素子)
40・・・マニホールド
41・・・第1メイン流路(メイン流路)
45・・・第2メイン流路(メイン流路)
Claims (10)
- 複数の発光素子と、一方の面側に前記複数の発光素子が配置されるマウントと、前記マウントに形成されるサブ流路と、を有する複数の光モジュール、及び、
前記複数の光モジュールが固定され、それぞれの前記光モジュールが有する前記サブ流路の一方の端部が並列に接続される第1メイン流路を有するマニホールド
を備える
ことを特徴とする光モジュールユニット。 - それぞれの前記サブ流路の他方の端部が並列に接続される第2メイン流路を更に備える
ことを特徴とする請求項1に記載の光モジュールユニット。 - 前記第2メイン流路が前記マニホールドに形成される
ことを特徴とする請求項2に記載の光モジュールユニット。 - 前記マウントは互いに平行な複数の素子配置面を有し、
前記複数の発光素子はそれぞれの前記素子配置面上に配置され、
前記サブ流路は、前記サブ流路が前記素子配置面に平行に形成される場合よりもそれぞれの前記発光素子と前記サブ流路との最短距離の平均が小さくなるように、前記素子配置面に対して傾斜して形成される
ことを特徴とする請求項1から3のいずれか1項に記載の光モジュールユニット。 - 前記複数の発光素子のうち少なくとも一部の前記発光素子は、前記発光素子の設置面に対して垂直な方向において前記サブ流路の中心軸と重ならない位置に配置される
ことを特徴とする請求項1または2に記載の光モジュールユニット。 - それぞれの前記光モジュールは、前記複数の発光素子が出射する光を外部に導出する光ファイバを有し、
それぞれの前記光モジュールの前記光ファイバが配置される面と対向する面が前記マニホールドに固定される
ことを特徴とする請求項1から3のいずれか1項に記載の光モジュールユニット。 - それぞれの前記光モジュールが有する前記サブ流路は、前記光モジュールが前記マニホールドに固定される面側において前記第1メイン流路に接続される
ことを特徴とする請求項1から4のいずれかに記載の光モジュールユニット。 - 互いに隣り合う前記光モジュールが互いに離間している
ことを特徴とする請求項1から5のいずれか1項に記載の光モジュールユニット。 - 請求項1から8のいずれか1項に記載の光モジュールユニットと、
前記光モジュールユニットが出射する光が伝播する光ファイバと、
を備える
ことを特徴とするレーザ装置。 - 複数の前記光モジュールは、前記発光素子が出射する光のファスト軸と平行な方向に並列され、
それぞれの前記光モジュールの外周面のうち複数の前記光モジュールの並列方向に非垂直な面が固定部材に固定される
ことを特徴とする請求項9に記載のレーザ装置。
Priority Applications (5)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
JP2018113309A JP6765395B2 (ja) | 2018-06-14 | 2018-06-14 | 光モジュールユニット及びレーザ装置 |
PCT/JP2019/023290 WO2019240172A1 (ja) | 2018-06-14 | 2019-06-12 | 光モジュールユニット及びレーザ装置 |
US17/251,684 US12095220B2 (en) | 2018-06-14 | 2019-06-12 | Optical module unit and laser device |
CN201980028103.XA CN112020802B (zh) | 2018-06-14 | 2019-06-12 | 光模块单元和激光装置 |
EP19820463.8A EP3809542B1 (en) | 2018-06-14 | 2019-06-12 | Optical module unit and laser device |
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Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
JP2018113309A JP6765395B2 (ja) | 2018-06-14 | 2018-06-14 | 光モジュールユニット及びレーザ装置 |
Publications (2)
Publication Number | Publication Date |
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JP2019216204A true JP2019216204A (ja) | 2019-12-19 |
JP6765395B2 JP6765395B2 (ja) | 2020-10-07 |
Family
ID=68841963
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JP2018113309A Active JP6765395B2 (ja) | 2018-06-14 | 2018-06-14 | 光モジュールユニット及びレーザ装置 |
Country Status (5)
Country | Link |
---|---|
US (1) | US12095220B2 (ja) |
EP (1) | EP3809542B1 (ja) |
JP (1) | JP6765395B2 (ja) |
CN (1) | CN112020802B (ja) |
WO (1) | WO2019240172A1 (ja) |
Cited By (2)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
WO2023032904A1 (ja) * | 2021-08-30 | 2023-03-09 | 三菱電機株式会社 | 半導体レーザモジュールおよびレーザ加工装置 |
WO2024177048A1 (ja) * | 2023-02-20 | 2024-08-29 | ヌヴォトンテクノロジージャパン株式会社 | 光源モジュール |
Families Citing this family (4)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JP7269201B2 (ja) * | 2020-08-07 | 2023-05-08 | 古河電気工業株式会社 | 発光装置、光源装置、および光ファイバレーザ |
WO2022220174A1 (ja) * | 2021-04-13 | 2022-10-20 | 三菱電機株式会社 | 半導体レーザモジュールおよびレーザ加工装置 |
WO2022220173A1 (ja) * | 2021-04-13 | 2022-10-20 | 三菱電機株式会社 | 半導体レーザモジュールおよびレーザ加工装置 |
CN116169556B (zh) * | 2023-04-21 | 2023-07-04 | 深圳市星汉激光科技股份有限公司 | 一种阶梯设计的光纤耦合半导体激光器及焊接设备 |
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2018
- 2018-06-14 JP JP2018113309A patent/JP6765395B2/ja active Active
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2019
- 2019-06-12 WO PCT/JP2019/023290 patent/WO2019240172A1/ja unknown
- 2019-06-12 EP EP19820463.8A patent/EP3809542B1/en active Active
- 2019-06-12 US US17/251,684 patent/US12095220B2/en active Active
- 2019-06-12 CN CN201980028103.XA patent/CN112020802B/zh active Active
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JP2006054345A (ja) * | 2004-08-12 | 2006-02-23 | Hamamatsu Photonics Kk | レーザ装置 |
JP2009065128A (ja) * | 2007-08-10 | 2009-03-26 | Panasonic Electric Works Co Ltd | ヒートシンクおよびヒートシンクを備えた半導体装置 |
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JP2016054279A (ja) * | 2014-09-04 | 2016-04-14 | カナレ電気株式会社 | 半導体レーザ |
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WO2023032904A1 (ja) * | 2021-08-30 | 2023-03-09 | 三菱電機株式会社 | 半導体レーザモジュールおよびレーザ加工装置 |
WO2024177048A1 (ja) * | 2023-02-20 | 2024-08-29 | ヌヴォトンテクノロジージャパン株式会社 | 光源モジュール |
Also Published As
Publication number | Publication date |
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WO2019240172A1 (ja) | 2019-12-19 |
EP3809542A1 (en) | 2021-04-21 |
US20210257805A1 (en) | 2021-08-19 |
JP6765395B2 (ja) | 2020-10-07 |
EP3809542B1 (en) | 2023-01-25 |
EP3809542A4 (en) | 2021-07-28 |
US12095220B2 (en) | 2024-09-17 |
CN112020802A (zh) | 2020-12-01 |
CN112020802B (zh) | 2024-05-07 |
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