JP6053263B2 - 波長同調発信源装置及びその方法 - Google Patents
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Description
そして、本発明は広く光学システムに関し、特に波長同調に用いる光学波長フィルターシステムに関する。
Claims (36)
- 光制御部からの電磁放射をフィルタリングする器械であって、
前記電磁放射の周波数に基づいて前記電磁放射の1つ以上の成分を角度的に分離するように構成された、スペクトル分離する少なくとも1つの第1の装置と、
前記1つ以上の成分のうち、少なくともいくつかを受光するように、且つ、前記電磁放射の1つ以上のさらなる成分と関連する少なくとも1つの信号を転送するために、前記受光した1つ以上の成分の角度を修正するように構成された、第2の装置と、
前記少なくとも1つの信号を受光するように、且つ、角度的に偏向するように構成された、連続的に回転する少なくとも1つの光学的第3の装置と、
前記少なくとも1つの光学的第3の装置から少なくとも1つの信号を受光するように、且つ、受光した当該少なくとも1つの信号を当該第3の装置へ逆反射するように構成された少なくとも1つの反射器と、
さらに、前記少なくとも1つの反射器から逆反射された前記少なくとも1つの信号を受光するように、且つ、少なくとも1つの選択された信号を前記光制御部に選択的にリダイレクトするように構成された、ビーム選択を行う少なくとも1つの第4の装置と、を備え、
前記第1、第2、第3及び第4の装置が、前記少なくとも1つの信号の平均周波数を時間とともに変化させる構成を形成することを特徴とする器械。 - スペクトル分離する前記少なくとも1つの第1の装置は、回折格子、プリズム、グリズム、音響光学ビーム偏向器、アレイ導波路回折格子のうち、少なくとも1つを含む請求項1に記載の器械。
- 連続的に回転する前記少なくとも1つの光学的第3の装置は、多面鏡である請求項1に記載の器械。
- ビーム選択を行う前記少なくとも1つの第4の装置は、光ファイバー、光導波路、ピンホール開口、レンズと前記光ファイバー、前記導波路又は前記ピンホールとを組み合わせたもの、及び空間フィルターのうち、少なくとも1つである請求項1に記載の器械。
- ビーム選択を行う前記少なくとも1つの第4の装置は、複数のビーム選択素子を含み、当該複数のビーム選択素子により透過される前記電磁放射が結合される請求項1に記載の器械。
- 前記少なくとも1つの信号が、ビーム選択を行う前記少なくとも1つの第4の装置により受光される前に、複数回、連続的に回転する前記少なくとも1つの光学的第3の装置から反射、またはこれを介して伝幡される請求項1に記載の器械。
- 光制御部からの電磁放射をフィルタリングする器械であって、
前記電磁放射の周波数に基づいて前記電磁放射の1つ以上の成分を角度的に分離するように構成され、少なくとも1つの分散素子を含む、スペクトル分離する少なくとも1つの第1の装置と、
前記1つ以上の成分に関連する少なくとも1つの信号を生成するために前記電磁放射の前記1つ以上の成分を受光するように、且つ、角度的に偏向するように構成され、連続的に回転する少なくとも1つの光学的第2の装置と、
前記少なくとも1つの光学的第2の装置から少なくとも1つの信号を受光するように、且つ、受光した当該少なくとも1つの信号を当該第2の装置へ逆反射するように構成された少なくとも1つの反射器と、
スペクトル分離する前記少なくとも1つの第1の装置より前記電磁放射の前記1つ以上の成分を直接受光するように、且つ、前記少なくとも1つの光学的第2の装置に向かう当該1つ以上の成分に関連する前記1つ以上の分散素子の1つの像を生成するように構成された、光結像する少なくとも1つの第3の装置と、
さらに、前記少なくとも1つの反射器から逆反射された前記少なくとも1つの信号を受光するように、且つ、少なくとも1つの選択された信号を前記光制御部に選択的にリダイレクトするように適合した、ビーム選択を行う少なくとも1つの第4の装置と、を備え、
前記第1、第2、第3及び第4の装置が、前記少なくとも1つの信号の平均周波数を時間とともに変化させる構成を形成することを特徴とする器械。 - 光制御部からの電磁放射をフィルタリングする器械であって、
前記電磁放射の周波数に基づいて前記電磁放射の1つ以上の成分を角度的に分離するように構成され、少なくとも1つの分散素子を含む、スペクトル分離する少なくとも1つの第1の装置と、
前記電磁放射の前記1つ以上の成分を受光するように、且つ、当該1つ以上の成分に関連する前記1つ以上の分散素子の1つの像を生成するように構成された、光結像する少なくとも1つの第2の装置と、
前記1つ以上の成分に関連する少なくとも1つの信号を生成するために前記電磁放射の前記1つ以上の成分を受光するように、且つ、角度的に偏向するように構成され、連続的に回転する少なくとも1つの光学的第3の装置と、
前記少なくとも1つの光学的第3の装置から少なくとも1つの信号を受光するように、且つ、受光した当該少なくとも1つの信号を当該第3の装置へ逆反射するように構成された少なくとも1つの反射器と、
前記少なくとも1つの反射器から逆反射された前記少なくとも1つの信号を受光するように、且つ、少なくとも1つの選択された信号を前記光制御部に選択的にリダイレクトするように適合した、ビーム選択を行う少なくとも1つの第4の装置と、を備え、
前記第1、第2、第3及び第4の装置が、前記少なくとも1つの信号の平均周波数を時間とともに変化させる構成を形成することを特徴とする器械。 - 連続的に回転する前記少なくとも1つの光学的第2の装置の偏向点が、前記1つ以上の分散素子の1つの実像の位置と実質的に重なる請求項7に記載の器械。
- 前記分散素子の少なくとも1つは、回折格子、プリズム、グリズム、音響光学ビーム偏向器、アレイ導波路回折格子のうち、少なくとも1つである請求項7に記載の器械。
- 連続的に回転する前記少なくとも1つの光学的第2の装置は、多面鏡スキャナーである請求項7に記載の器械。
- 電磁放射を提供する発信源装置であって、
少なくとも1つの、前記電磁放射のエミッターと、
前記電磁放射の周波数に基づいて前記電磁放射の1つ以上の成分を角度的に分離するように構成された、スペクトル分離する少なくとも1つの第1の装置と、
前記1つ以上の成分のうち、少なくともいくつかを受光するように、且つ、前記電磁放射の1つ以上のさらなる成分と関連する少なくとも1つの信号を転送するために、前記受光した1つ以上の成分の角度を修正するように構成された、第2の装置と、
前記少なくとも1つの信号を受光するように、且つ、角度的に偏向するように構成された、連続的に回転する少なくとも1つの光学的第3の装置と、
前記光学的第3の装置から少なくとも1つの信号を受光するように、且つ、受光した当該少なくとも1つの信号を当該第3の装置へ逆反射するように構成された少なくとも1つの反射器と、
さらに、前記少なくとも1つの反射器から逆反射された前記少なくとも1つの信号を受光するように、且つ、少なくとも1つの選択された信号を前記エミッターに選択的にリダイレクトするように構成された、ビーム選択を行う少なくとも1つの第4の装置と、を備え、
前記第1、第2、第3及び第4の装置が、前記少なくとも1つの信号の平均周波数を時間とともに変化させる構成を形成することを特徴とする発信源装置。 - 前記少なくとも1つのエミッターは、半導体光増幅器、レーザーダイオード、スーパールミネッセントダイオード、ドープ光ファイバー、ドープレーザー結晶、ドープレーザーガラス、およびレーザー色素のうち、少なくとも1つである請求項12に記載の発信源装置。
- 電磁放射を提供する発信源装置であって、
少なくとも1つの、前記電磁放射のエミッターと、
前記電磁放射の周波数に基づいて前記電磁放射の1つ以上の成分を角度的に分離するように構成され、少なくとも1つの分散素子を含む、スペクトル分離する少なくとも1つの第1の装置と、
前記1つ以上の成分に関連する少なくとも1つの信号を生成するために前記電磁放射の前記1つ以上の成分を受光するように、且つ、角度的に偏向するように構成され、連続的に回転する少なくとも1つの光学的第2の装置と、
前記少なくとも1つの光学的第2の装置から少なくとも1つの信号を受光するように、且つ、受光した当該少なくとも1つの信号を当該第2の装置へ逆反射するように構成された少なくとも1つの反射器と、
スペクトル分離する前記少なくとも1つの第1の装置より前記電磁放射の前記1つ以上の成分を直接受光するように、且つ、前記偏向する光学的第2の装置に向かう当該1つ以上の成分に関連する前記1つ以上の分散素子の1つの像を生成するように構成された、光結像する少なくとも1つの第3の装置と、
さらに、前記少なくとも1つの反射器から逆反射された前記少なくとも1つの信号を受光するように、且つ、少なくとも1つの選択された信号を前記光制御部に選択的にリダイレクトするように適合した、ビーム選択を行う少なくとも1つの第4の装置と、を備え、
前記第1、第2、第3及び第4の装置が、前記少なくとも1つの信号の平均周波数を時間とともに変化させる構成を形成することを特徴とする発信源装置。 - 前記少なくとも1つのエミッターは、半導体光増幅器、レーザーダイオード、スーパールミネッセントダイオード、ドープ光ファイバー、ドープレーザー結晶、ドープレーザーガラス、およびレーザー色素のうち、少なくとも1つである請求項14に記載の発信源装置。
- 電磁放射を提供する発信源装置であって、
前記電磁放射を提供する少なくとも1つのレーザー利得媒質と、
前記電磁放射の周波数に基づいて前記電磁放射の1つ以上の成分を角度的に分離するように構成された、スペクトル分離する少なくとも1つの第1の装置と、
前記1つ以上の成分のうち、少なくともいくつかを受光するように、且つ、前記電磁放射の1つ以上のさらなる成分と関連する少なくとも1つの信号を転送するために、前記受光した1つ以上の成分の角度を修正するように構成された、第2の装置と、
前記少なくとも1つの信号を受光するように、且つ、角度的に偏向するように構成された、連続的に回転する少なくとも1つの光学的第3の装置と、
前記光学的第3の装置から少なくとも1つの信号を受光するように、且つ、受光した当該少なくとも1つの信号を当該第3の装置へ逆反射するように構成された少なくとも1つの反射器と、
さらに、前記少なくとも1つの反射器から逆反射された前記少なくとも1つの信号を受光するように、且つ、少なくとも1つの選択された信号を前記レーザー利得媒質へ選択的にリダイレクトするように構成された、ビーム選択を行う少なくとも1つの第4の装置と、を備え、
そこでは、前記第1、第2、第3及び第4の装置が、前記少なくとも1つの信号の平均周波数を時間とともに変化させる構成を形成することを特徴とする発信源装置。 - 前記電磁放射を受光する少なくとも1つのレーザー共振器をさらに備える請求項16に記載の発信源装置。
- 前記レーザー共振器はリングレーザー共振器である請求項17に記載の発信源装置。
- 前記レーザー利得媒質は、半導体光増幅器、レーザーダイオード、スーパールミネッセントダイオード、ドープ光ファイバー、ドープレーザー結晶、ドープレーザーガラス、およびレーザー色素のうち、少なくとも1つである請求項16に記載の発信源装置。
- スペクトル分離する前記少なくとも1つの装置は、正の波長方向に連続して周波数掃引を行う請求項16に記載の発信源装置。
- 光サーキュレーターをさらに備える請求項16に記載の発信源装置。
- 少なくとも1つのレーザー利得媒質における各波長域は、互いに同じではない請求項16に記載の発信源装置。
- 電磁放射を提供する発信源装置であって、
前記電磁放射を提供する少なくとも1つのレーザー利得媒質と、
前記電磁放射の周波数に基づいて前記電磁放射の1つ以上の成分を角度的に分離するように構成され、少なくとも1つの分散素子を含む、スペクトル分離する少なくとも1つの第1の装置と、
前記1つ以上の成分に関連する少なくとも1つの信号を生成するために前記電磁放射の前記1つ以上の成分を受光するように、且つ、角度的に偏向するように構成され、連続的に回転する少なくとも1つの光学的第2の装置と、
前記少なくとも1つの光学的第2の装置から少なくとも1つの信号を受光するように、且つ、受光した当該少なくとも1つの信号を当該第2の装置へ逆反射するように構成された少なくとも1つの反射器と、
スペクトル分離する前記少なくとも1つの第1の装置より前記電磁放射の前記1つ以上の成分を直接受光するように、且つ、前記偏向する光学的第2の装置に向かう当該1つ以上の成分に関連する前記1つ以上の分散素子の1つの像を生成するように構成された、光結像する少なくとも1つの第3の装置と、
さらに、前記少なくとも1つの反射器から逆反射された前記少なくとも1つの信号を受光するように、且つ、少なくとも1つの選択された信号を前記レーザー利得媒質へ選択的にリダイレクトするように適合した、ビーム選択を行う少なくとも1つの第4の装置と、を備え、
前記第1、第2、第3及び第4の装置が、前記少なくとも1つの信号の平均周波数を時間とともに変化させる構成を形成することを特徴とする発信源装置。 - 前記電磁放射を受光する少なくとも1つのレーザー共振器をさらに備える請求項23に記載の発信源装置。
- 前記レーザー共振器はリングレーザー共振器である請求項24に記載の発信源装置。
- 前記レーザー利得媒質は、半導体光増幅器、レーザーダイオード、スーパールミネッセントダイオード、ドープ光ファイバー、ドープレーザー結晶、ドープレーザーガラス、およびレーザー色素のうち、少なくとも1つである請求項23に記載の発信源装置。
- 前記少なくとも1つのスペクトル分離する装置は、正の波長方向に連続して周波数掃引を行う請求項23に記載の発信源装置。
- 光サーキュレーターをさらに備える請求項23に記載の発信源装置。
- 少なくとも1つのレーザー利得媒質における各波長域は、互いに同じではない請求項23に記載の発信源装置。
- サンプルに対して少なくとも1つの第1の電磁放射を提供し、参照に対して少なくとも1つの第2の電磁放射を提供し、提供された放射の周波数が時間とともに変化する、少なくとも1つの第1の装置と、
前記第1電磁放射および第2の電磁放射の間の干渉を検出する少なくとも1つの第2の装置と、
前記電磁放射の周波数に基づいて前記第1電磁放射および第2の電磁放射の1つ以上の成分を角度的に分離するように構成された少なくとも1つのスペクトル分離する第3の装置と、
前記1つ以上の成分のうち、少なくともいくつかを受光するように、且つ、前記電磁放射の1つ以上のさらなる成分と関連する少なくとも1つの信号を転送するために、前記受光した1つ以上の成分の角度を修正するように構成された、第4の装置と、
前記少なくとも1つの信号を受光し、角度的に偏向するように構成され、連続的に回転する少なくとも1つの光学的第5の装置と、
前記光学的第5の装置から少なくとも1つの信号を受光するように、且つ、受光した当該少なくとも1つの信号を当該第5の装置へ逆反射するように構成された少なくとも1つの反射器と、
さらに、前記少なくとも1つの反射器から逆反射された前記少なくとも1つの信号を受光するように、且つ、少なくとも1つの選択された信号を前記第1の装置へ選択的にリダイレクトするように構成された、少なくとも1つのビーム選択を行う第6の装置と、を備え、
前記第1、第2、第3、第4、第5及び第6の装置が、前記少なくとも1つの信号の平均周波数を時間とともに変化させる構成を形成することを特徴とする器械。 - 前記参照が非反射性である請求項30に記載の器械。
- サンプルに対して少なくとも1つの第1の電磁放射を提供し、参照に対して少なくとも1つの第2の電磁放射を提供し、提供された放射線の周波数が時間とともに変化する、少なくとも1つの第1の装置と、
前記第1の電磁放射および前記第2の電磁放射の間の干渉を検出する少なくとも1つの第2の装置と、
前記電磁放射の周波数に基づいて前記第1の電磁放射および前記第2の電磁放射の1つ以上の成分を角度的に分離するように構成され、少なくとも1つの分散素子を含み、スペクトル分離する少なくとも1つの第3の装置と、
前記1つ以上の成分に関連する前記1つ以上の分散素子の1つの像を生成するように構成された、光結像する少なくとも1つの第4の装置と、
前記1つ以上の成分に関連する少なくとも1つの信号を生成するために前記電磁放射の前記1つ以上の成分を受光するように、且つ、角度的に偏向するように構成され、連続的に回転する少なくとも1つの光学的第5の装置と、
前記少なくとも1つの光学的第5の装置から少なくとも1つの信号を受光するように、且つ、受光した当該少なくとも1つの信号を当該第5の装置へ逆反射するように構成された少なくとも1つの反射器と、
さらに、前記少なくとも1つの反射器から逆反射された前記少なくとも1つの信号を受光するように、且つ、少なくとも1つの選択された信号を前記第1の装置へ選択的にリダイレクトするように構成された、ビーム選択を行う少なくとも1つの第6の装置と、を備え、
前記第1、第2、第3、第4、第5及び第6の装置が、前記少なくとも1つの信号の平均周波数を時間とともに変化させる構成を形成することを特徴とする器械。 - 前記参照が非反射性である請求項32に記載の器械。
- さらに別の装置が、1つ以上のレンズ、テレスコープシステム、または複数の凸面鏡のうち、少なくとも1つを含む結像システムを含む請求項1に記載の器械。
- 光制御部からの電磁放射をフィルタリングする器械であって、
前記電磁放射の周波数に基づいて前記電磁放射の成分を角度的に分離し、周波数分離した成分を生成するように構成された、スペクトル分離する少なくとも1つの分散装置と、
前記電磁放射の成分に関連する少なくとも1つの信号を生成するために前記電磁放射の前記成分を受光するように、且つ、角度的に偏向するように構成され、連続的に回転する少なくとも1つの光学的素子と、
前記少なくとも1つの光学的素子から少なくとも1つの信号を受光するように、且つ、受光した当該少なくとも1つの信号を当該光学的素子へ逆反射するように構成された少なくとも1つの反射器と、
さらに、前記少なくとも1つの反射器から逆反射された前記少なくとも1つの信号を受光するように、且つ、少なくとも1つの選択された信号を前記光制御部に選択的にリダイレクトするように構成された、ビーム選択を行う少なくとも1つのビーム選択装置と、を備えていることを特徴とする器械。 - 電磁放射を提供する発信源装置であって、
少なくとも1つの、前記電磁放射のエミッターと、
前記電磁放射の周波数に基づいて前記電磁放射の成分を角度的に分離し、周波数分離した成分を生成するように構成された、スペクトル分離する少なくとも1つの分散装置と、
前記電磁放射の成分に関連する少なくとも1つの信号を生成するために前記電磁放射の前記成分を受光するように、且つ、角度的に偏向するように構成され、連続的に回転する少なくとも1つの光学的素子と、
前記少なくとも1つの光学的素子から少なくとも1つの信号を受光するように、且つ、受光した当該少なくとも1つの信号を当該光学的素子へ逆反射するように構成された少なくとも1つの反射器と、
さらに、前記少なくとも1つの反射器から逆反射された前記少なくとも1つの信号を受光するように、且つ、少なくとも1つの選択された信号を前記エミッターに選択的にリダイレクトするように適合した、ビーム選択を行う少なくとも1つのビーム選択装置と、を備えていることを特徴とする発信源装置。
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JP2018152604A (ja) * | 2003-06-06 | 2018-09-27 | ザ ジェネラル ホスピタル コーポレイション | 波長同調発信源装置及びその方法 |
JP7002407B2 (ja) | 2003-06-06 | 2022-01-20 | ザ ジェネラル ホスピタル コーポレイション | 波長同調発信源装置 |
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