JP2019503592A - 高出力レーザシステム用の強化された支持及び/又は冷却機構を備えた平面導波路 - Google Patents
高出力レーザシステム用の強化された支持及び/又は冷却機構を備えた平面導波路 Download PDFInfo
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- H01S3/00—Lasers, i.e. devices using stimulated emission of electromagnetic radiation in the infrared, visible or ultraviolet wave range
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- H01S3/00—Lasers, i.e. devices using stimulated emission of electromagnetic radiation in the infrared, visible or ultraviolet wave range
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- H01S3/00—Lasers, i.e. devices using stimulated emission of electromagnetic radiation in the infrared, visible or ultraviolet wave range
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Abstract
Description
Claims (25)
- 光信号を受け取って増幅するように構成された平面導波路を有し、
前記平面導波路は、
コア領域と、
前記コア領域を挟んで反対側に配置された第1及び第2のコーティング又はクラッド層と、
前記コア領域の1つ以上の端部において、前記第1のコーティング又はクラッド層と前記第2のコーティング又はクラッド層との間に配置された、1つ以上のエンドキャップと
を有し、
前記コア領域は、少なくとも1つの材料を有し、且つ少なくとも1つの活性イオン種でドープされており、各エンドキャップは、前記少なくとも1つの材料を有するが、ポンプ波長及び信号波長における実質的な吸収を生み出す活性イオン種でドープされていない、
装置。 - 前記1つ以上のエンドキャップは、第1及び第2のエンドキャップを有し、前記第1のエンドキャップは、前記平面導波路の入力端に位置し、前記第2のエンドキャップは前記平面導波路の出力端に位置する、請求項1に記載の装置。
- 各エンドキャップが、該エンドキャップを形成する前記少なくとも1つの材料の屈折率を変化させるように少なくとも1つのドーパントでドープされている、請求項1に記載の装置。
- 各エンドキャップが、受動ガイドエンドキャップを有する、請求項3に記載の装置。
- 光信号を受け取って増幅するように構成された平面導波路であり、コア領域と、該コア領域上に配置された少なくとも1つのクラッド層とを有する平面導波路
を有し、
前記コア領域は、少なくとも1つの結晶又は結晶材料を有し、且つ
前記少なくとも1つのクラッド層は、少なくとも1つのガラスを有する、
装置。 - 前記少なくとも1つのクラッド層は、前記コア領域を挟んで反対側に配置された第1及び第2のクラッド層を有し、各クラッド層が前記少なくとも1つのガラスを有する、請求項5に記載の装置。
- 前記第1及び第2のクラッド層は、前記平面導波路が非対称であるように実質的に異なる厚さを有する、請求項6に記載の装置。
- 当該装置は更に、
前記第1のクラッド層上に又は隣接して配置され、前記平面導波路を冷却するように構成された第1の冷却器と、
前記第2のクラッド層上に又は隣接して配置され、前記平面導波路を冷却するように構成された第2の冷却器と
を有し、
前記第1及び第2の冷却器は、異なるタイプの冷却器である、
請求項7に記載の装置。 - 光信号を受け取って増幅するように構成された平面導波路であり、コア領域と、該コア領域を挟んで反対側に配置された第1及び第2のコーティング又はクラッド層と、を有する平面導波路と、
前記第1のコーティング又はクラッド層上に又は隣接して配置され、前記平面導波路を冷却するように構成された第1の冷却器と、
前記第2のコーティング又はクラッド層上に又は隣接して配置され、前記平面導波路を冷却するように構成された第2の冷却器と
を有し、
前記第1及び第2の冷却器は、異なるタイプの冷却器である、
装置。 - 前記第1の冷却器は直接液体冷却器を有し、
前記第2の冷却器は伝導冷却器を有する、
請求項9に記載の装置。 - 前記第2の冷却器は直接液体冷却器を有する、請求項10に記載の装置。
- 前記冷却器のうち少なくとも一方は、
前記平面導波路に冷却液を供給するように構成された冷却マニホールドと、
前記冷却マニホールドと前記平面導波路との間に配置されたシールと
を有する、請求項9に記載の装置。 - 前記第1の冷却器はアパーチャプレートを有し、
前記第2の冷却器はソリッドプレートを有する、
請求項9に記載の装置。 - 光信号を受け取って増幅するように構成された平面導波路であり、コア領域と、該コア領域上に配置された少なくとも1つのコーティング又はクラッド層と、を有する平面導波路と、
前記平面導波路を挟んで両側面に配置された第1及び第2の側面クラッドであり、前記両側面は、前記平面導波路の長い方の側面を表す、第1及び第2の側面クラッドと、
を有する装置。 - 前記平面導波路の1つ以上の端部に配置された1つ以上のエンドキャップ、
を更に有する請求項14に記載の装置。 - 前記1つ以上のエンドキャップは第1及び第2のエンドキャップを有し、前記第1のエンドキャップは前記平面導波路の入力端に位置し、前記第2のエンドキャップは前記平面導波路の出力端に位置する、請求項15に記載の装置。
- 前記第1及び第2の側面クラッドと前記第1及び第2のエンドキャップとに接触する冷却器及びシールのうちの少なくとも一方、
を更に有する請求項16に記載の装置。 - 光信号を受け取って増幅するように構成された平面導波路であり、コア領域と、該コア領域上に配置された少なくとも1つのコーティング又はクラッド層と、を有する平面導波路と、
前記平面導波路に及びハウジングに封止された第1及び第2のエンドキャップと、
前記ハウジングに封止され、前記平面導波路を冷却するように構成された1つ以上の冷却器と
を有し、
前記1つ以上の冷却器のうちの少なくとも1つは、冷却剤を受け取って、前記ハウジングの内部空間内に画成された通路を通じて前記冷却剤を導くように構成され、前記通路は、前記平面導波路の長さに沿った実質的に直線状の通路を有する、
装置。 - 前記1つ以上の冷却器のうちの前記少なくとも1つは、第1のチャネルを介して前記冷却剤を受け取り、フローコントローラによって画成された前記通路を通じて前記冷却剤を導き、そして、第2のチャネルを介して前記冷却剤を提供するように構成される、請求項18に記載の装置。
- 前記1つ以上の冷却器は、複数の冷却器を有し、
各冷却器が、前記第1のチャネル、前記フローコントローラ、及び前記第2のチャネルを有する、
請求項19に記載の装置。 - 前記第1及び第2のエンドキャップの各々が、前記平面導波路の端部が露出されたままであるように前記平面導波路が中を延在するスロットを含む、請求項18に記載の装置。
- 光信号を受け取って増幅するように構成された平面導波路であり、コア領域と、該コア領域を挟んで反対側に配置された第1及び第2のコーティング又はクラッド層と、を有する平面導波路と、
前記第1のコーティング又はクラッド層上に又は隣接して配置され、前記平面導波路を冷却するように構成された冷却器と
を有し、
前記第2のコーティング又はクラッド層は冷却されない、
装置。 - 前記第1のコーティング又はクラッド層の厚さは、前記第2のコーティング又はクラッド層の厚さよりも小さい、請求項22に記載の装置。
- 前記平面導波路は、前記冷却器に接合されている又ははんだ付けされている、請求項22に記載の装置。
- 前記第2のコーティング又はクラッド層の上に透明基板が配置されている、請求項24に記載の装置。
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US15/041,909 | 2016-02-11 | ||
US15/041,909 US10069270B2 (en) | 2016-02-11 | 2016-02-11 | Planar waveguides with enhanced support and/or cooling features for high-power laser systems |
PCT/US2016/065988 WO2017139017A2 (en) | 2016-02-11 | 2016-12-09 | Planar waveguides with enhanced support and/or cooling features for high-power laser systems |
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US10297968B2 (en) | 2015-11-25 | 2019-05-21 | Raytheon Company | High-gain single planar waveguide (PWG) amplifier laser system |
US10511135B2 (en) * | 2017-12-19 | 2019-12-17 | Raytheon Company | Laser system with mechanically-robust monolithic fused planar waveguide (PWG) structure |
US11133639B2 (en) * | 2018-07-24 | 2021-09-28 | Raytheon Company | Fast axis thermal lens compensation for a planar amplifier structure |
CN113050462A (zh) * | 2019-12-26 | 2021-06-29 | 福州高意通讯有限公司 | 实现edfa光输出不中断的结构及控制方法 |
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JP6703136B2 (ja) | 2020-06-03 |
US20180090901A1 (en) | 2018-03-29 |
US20170237220A1 (en) | 2017-08-17 |
US10777959B2 (en) | 2020-09-15 |
IL259558A (en) | 2018-07-31 |
WO2017139017A3 (en) | 2017-12-14 |
US10763633B2 (en) | 2020-09-01 |
US10630039B2 (en) | 2020-04-21 |
EP3414803A2 (en) | 2018-12-19 |
JP6999740B2 (ja) | 2022-01-19 |
US10069270B2 (en) | 2018-09-04 |
US20180090903A1 (en) | 2018-03-29 |
US20180090902A1 (en) | 2018-03-29 |
WO2017139017A2 (en) | 2017-08-17 |
JP2020141144A (ja) | 2020-09-03 |
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