JP7184860B2 - スペクトル及びパワー調整可能なase光源 - Google Patents
スペクトル及びパワー調整可能なase光源 Download PDFInfo
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Description
Claims (20)
- 自然放射増幅(ASE)光源であって、
増幅される光ビームを提供するためのシード段光源と、
前記光ビームの一部をフィルタリングし、フィルタリングされた光ビームを出力するように構成された前記シード段光源に結合された調整可能要素と、
該調整可能要素に結合されたループバック回路であって、前記フィルタリングされた光ビームの全ての周波数を増幅するためのブースター段要素と、該ブースター段要素の出力部に結合されたフィルタであって、前記フィルタリングされた光ビームの第1の部分を前記ループバック回路にルーティングするとともに前記フィルタリングされた光ビームの第2の部分を前記ループバック回路の外の要素にルーティングするフィルタとを含む、ループバック回路と、
を備える、自然放射増幅光源。 - スプリッタ要素と、
該スプリッタ要素を介して前記シード段光源及び前記ブースター段要素に結合されたポンプエネルギー源とを更に備え、
前記スプリッタ要素は、前記ポンプエネルギー源の出力の第1の部分を前記シード段光源に方向付けるとともに前記ポンプエネルギー源の出力の第2の部分を前記ブースター段要素に方向付ける、請求項1に記載の自然放射増幅光源。 - 前記ループバック回路が、該ループバック回路内の前記光を修正するために、アイソレータを更に含む、請求項1に記載の自然放射増幅光源。
- 前記ループバック回路が、前記調整可能要素と前記ブースター段要素との間に配設されたタップカプラを更に含み、該タップカプラが、前記調整可能要素からのフィルタリングされた光と前記ループバック回路からの光とを組み合わせるように構成されている、請求項1に記載の自然放射増幅光源。
- 前記ループバック回路は、前記調整可能要素と前記ブースター段要素との間に配設された第2のフィルタを含み、前記第2のフィルタが、前記調整可能要素からの前記光の少なくとも一部を遮断するように構成されている、請求項3に記載の自然放射増幅光源。
- 前記ループバック回路内の光が、時計回りモード及び反時計回りモードを含む、請求項1に記載の自然放射増幅光源。
- 前記調整可能要素が、波長選択スイッチ(WSS)又は波長ブロッカ(WB)を含む、請求項1に記載の自然放射増幅光源。
- 前記調整可能要素が、ユーザ定義の波長に対してフィルタリングするように構成されている、請求項7に記載の自然放射増幅光源。
- 前記シード段光源が、フルスペクトル光出力を生成するように構成されている、請求項1に記載の自然放射増幅光源。
- 前記光ビームを前記調整可能要素に向けて反射させるために、前記シード段光源に結合された反射要素を更に備える、請求項1に記載の自然放射増幅光源。
- 前記出力が電流である、請求項2に記載の自然放射増幅光源。
- 前記ポンプエネルギー源が定電流入力で動作するように構成されている、請求項2に記載の自然放射増幅光源。
- 前記スプリッタ要素が、前記出力の半分超を前記ブースター段要素に方向付けるように構成されている、請求項2に記載の自然放射増幅光源。
- 前記タップカプラが、前記ループバック回路よりも前記調整可能要素からの信号出力の部分を多く通過させるように構成されている、請求項4に記載の自然放射増幅光源。
- 前記シード段光源が、光の自然放射に部分的に基づく、請求項1に記載の自然放射増幅光源。
- 自然放射増幅(ASE)光源で光出力を生成する方法であって、
増幅される光ビームを提供するように構成された媒体を使用してシード段光ビームを生成することと、
該シード段光ビームの少なくとも一部をフィルタリングし、フィルタリングされた光ビームを出力するように構成された調整可能要素において、前記シード段光ビームをフィルタリングすることと、
ブースター段要素を含むループバック回路において、前記フィルタリングされた光ビームの全ての周波数を増幅することによって増幅された光ビームを生成することと、
該増幅された光ビームの第1の部分を前記ループバック回路にルーティングすることと、
前記増幅された光ビームの第2の部分を前記ループバック回路の外の要素にルーティングすることと、
を含む、方法。 - 前記調整可能要素と前記ブースター段要素との間に配設されたタップカプラにおいて、前記フィルタリングされた光と前記ループバック回路からの光とを組み合わせることを更に含む、請求項16に記載の方法。
- 前記ループバック回路の周りで時計回り方向に光をルーティングすることを更に含み、前記光が、前記調整可能要素と前記ブースター段要素との間に配設されたスプリッタでルーティングされる、請求項16に記載の方法。
- 前記ループバック回路の周りで反時計回り方向に光をルーティングすることを更に含み、前記光が、前記ブースター段要素の前記出力に連結されたスプリッタでルーティングされる、請求項16に記載の方法。
- 自然放射増幅(ASE)光源であって、
増幅される光ビームを提供するためのシード段光源と、
該シード段光源から前記光ビームの一部をフィルタリングするように構成された前記シード段光源に結合された調整可能要素と、
該調整可能要素に結合されたループバック回路であって、前記調整可能要素からのフィルタリングされた光ビームの全ての周波数を増幅するためのブースター段要素と、前記調整可能要素と前記ブースター段要素との間に配設され、前記調整可能要素からのフィルタリングされた光と前記ループバック回路からの光とを組み合わせるタップカプラとを含む、ループバック回路と、
を備える、自然放射増幅光源。
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US16/596,797 US11309678B2 (en) | 2019-10-09 | 2019-10-09 | Spectrum and power tunable ASE light source |
US16/596,797 | 2019-10-09 |
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