JP2007518991A - ダイナミックレンジを拡大する方法及びシステム - Google Patents
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Abstract
【選択図】図1
Description
本発明は、種々の修正及び代替形態が容易に可能であるが、その特定の実施形態は、例として図面中に示され、本明細書で詳細に説明される。しかしながら、図面とその詳細な説明は、開示される特定の形態に本発明を限定するものではなく、逆にその意図は、添付の請求項によって定義される本発明の精神及び範囲内に含まれる全ての修正物、均等物、代替物を保護するものである点を理解されたい。
Claims (29)
- システムのダイナミックレンジを拡大する方法であって、
多重光路内の蛍光が異なる強度を有するように、粒子によって放射された蛍光を多重光路に分割するステップと、
多重信号を発生させるため、種々のチャネルを用いて前記多重光路内の蛍光を検出するステップであって、各々の多重信号が多重光路の1つにおける蛍光を表している、前記ステップと、
前記種々のチャネルのどれが前記多重信号に基づいてリニア範囲で動作しているかを判定するステップと、
異なる強度に対して補正するためにリニア範囲で動作中であると判定された前記チャネルによって発生される信号を変更するステップと、
を含む方法。 - 前記粒子によって放射された蛍光が前記粒子の素性に対応する請求項1に記載の方法。
- 前記粒子によって放射された蛍光が前記粒子に付着された付加分子と反応した分子に対応する請求項1に記載の方法。
- 本システムが、フローサイトメータとして構成される請求項1に記載の方法。
- 前記粒子によって放射された蛍光の強度を前記変更された信号から求めるステップを更に含む請求項1に記載の方法。
- 前記変更するステップが、前記システムのダイナミックレンジを増大させる請求項1に記載の方法。
- 第1の多重光路内の蛍光が第2の多重光路内の蛍光よりも強度が低く、前記方法が、前記検出ステップの前に前記第1の多重光路内の蛍光の強度を低下するステップを更に含む請求項1に記載の方法。
- 拡大されたダイナミックレンジを有するように構成されたシステムであって、
粒子によって放射された蛍光を多重光路に分割するように構成され、前記多重光路内の蛍光が異なる強度を有する光学構成部品と、
前記多重光路内の蛍光を別個に検出して各々が前記多重光路の1つにおける蛍光を表す多重信号を発生するように構成された種々のチャネルと、
前記種々のチャネルのどれがリニア範囲で動作しているかを前記多重信号に基づいて判定し、異なる強度に対して補正するために前記リニア範囲で動作中であると判定された前記チャネルによって発生された信号を変更するように構成されたプロセッサと、
を含むシステム。 - 前記粒子によって放射された蛍光が前記粒子の素性に対応する請求項8に記載のシステム。
- 前記粒子によって放射された蛍光が、前記粒子に付着された付加分子と反応した分子に対応する請求項8に記載のシステム。
- 前記システムがフローサイトメータとして更に構成される請求項8に記載のシステム。
- 前記プロセッサが、粒子によって放射された蛍光の強度を前記変更された信号から求めるように更に構成される請求項8に記載のシステム。
- 前記プロセッサによる前記信号の変更することで、前記システムのダイナミックレンジを増大させる請求項8に記載のシステム。
- 第1の多重光路内の蛍光が第2の多重光路内の蛍光よりも強度が低く、前記システムが、前記第1の多重光路内で前記光学構成部品と前記種々のチャネルの1つとの間に配置された追加の光学構成部品を更に含み、前記追加の光学構成部品が、前記第1の多重光路内の蛍光の強度を低減するように構成される請求項8に記載のシステム。
- システムのダイナミックレンジを拡大する方法であって、
異なる強度を有する光で多重照射域の粒子を照射するステップと、
多重信号を発生させるため、前記粒子が前記多重照射域に位置している間に前記粒子によって放射された蛍光を別個に検出するステップであって、各々の多重信号が前記多重照射域の1つにおいて前記粒子によって放射された蛍光を表す、前記ステップと、
前記多重信号のいずれがリニア範囲に位置するかを判定するステップと、
前記異なる強度に対して補正するために前記リニア範囲にある前記信号を変更するステップと、
を含む方法。 - 前記多重照射域が、前記粒子のフロー経路に沿って離して配置されており、前記粒子が最初に位置付けられる第1の多重照射域は、前記粒子が続いて位置付けられる第2の多重照射域よりも低い強度である請求項15に記載の方法。
- 前記粒子によって放射された蛍光が前記粒子の素性に対応する請求項15に記載の方法。
- 前記粒子によって放射された蛍光が前記粒子に付着された付加分子と反応した分子に対応する請求項15に記載の方法。
- 拡大されたダイナミックレンジを有するように構成されたシステムであって、
異なる強度を有する光で多重照射域の粒子を照射するように構成された照射サブシステムと、
前記粒子が多重照射域に位置している間に前記粒子によって放射された蛍光を別個に検出し、前記粒子が前記多重照射域の1つに位置している間に、各々が前記粒子によって放射された蛍光を表す多重信号を発生するように構成された検出サブシステムと、
前記多重信号のいずれがリニア範囲に位置するかを判定して、異なる強度に対して補正するために前記リニア範囲にある信号を変更するように構成されたプロセッサと、
を含むシステム。 - 前記多重照射域が、前記粒子のフロー経路に沿って離して配置され、前記粒子が最初に位置付けられる第1の多重照射域は、前記粒子が続いて位置付けられる第2の多重照射域よりも低い強度である請求項19に記載のシステム。
- 前記照射サブシステムが単一光源を含む請求項19に記載のシステム。
- 前記照射サブシステムが単一光源と、該単一光源によって放射される光ビームの経路内に配置され、更に前記光ビームに対してある角度で配置されたガラススライドとを含む請求項19に記載のシステム。
- 前記照射サブシステムが、単一光源と、該単一光源によって放射される光ビームの経路内に配置された非平行表面を備えるガラス製ウェッジとを含む請求項19に記載のシステム。
- 前記照射サブシステムが、複数の光ファイバーケーブルに結合された単一光源を含む請求項19に記載のシステム。
- 前記照射サブシステムが、1つ又はそれ以上のデマルチプレクサに結合された単一光源を含む請求項19に記載のシステム。
- 前記照射サブシステムが、単一光源と、該単一光源によって放射される光ビームの経路内に配置された回折格子とを含む請求項19に記載のシステム。
- 前記照射サブシステムが2つ又はそれ以上の光源を含む請求項19に記載のシステム。
- 前記検出サブシステムが単一検出器を含む請求項19に記載のシステム。
- 前記検出サブシステムが多重検出器を含む請求項19に記載のシステム。
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PCT/US2005/001866 WO2005068971A1 (en) | 2004-01-14 | 2005-01-13 | Methods and systems for dynamic range expansion |
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EP (1) | EP1704402B1 (ja) |
JP (1) | JP2007518991A (ja) |
KR (1) | KR20060127132A (ja) |
CN (2) | CN101187621B (ja) |
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WO2005068971A1 (en) | 2005-07-28 |
US20080151240A1 (en) | 2008-06-26 |
CN101187621B (zh) | 2012-02-15 |
US20050151964A1 (en) | 2005-07-14 |
EP1704402A1 (en) | 2006-09-27 |
US7505131B2 (en) | 2009-03-17 |
CN1910440A (zh) | 2007-02-07 |
KR20060127132A (ko) | 2006-12-11 |
CN101187621A (zh) | 2008-05-28 |
CA2553025A1 (en) | 2005-07-28 |
US7362432B2 (en) | 2008-04-22 |
EP1704402B1 (en) | 2016-05-11 |
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