JP2004279427A - 目的物の成分濃度測定方法及び装置 - Google Patents
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Abstract
【解決手段】特定目的物のための第1波長帯域の光を発生させる光源と、第1波長帯域から第2波長帯域の光を発生させるように所定周波数帯域の信号を発生させるRF信号発生部と、RF信号によって第2波長帯域の+次数及び−次数のビームを発生させるチューナブルフィルターと、チューナブルフィルターから発生する前記+次数及び−次数のビームがそれぞれ照射される測定対象体及び基準物体から反射または透過される第1及び第2出力ビームを検出する第1及び第2光検出部と、+次数及び−次数のビーム間の強度関係式があらかじめ保存され、強度関係式を利用して前記基準物体からの第2出力ビームから前記測定対象体に対する入力ビームを算出し、第1出力ビーム及び前記算出された入力ビームを利用して計算された吸光度から前記目的物の成分濃度を測定する成分濃度測定装置。
【選択図】図1
Description
112 集光レンズ
113 RF信号発生部
114 チューナブルフィルター
114a 変換器
114b 音響光学媒質
115 +次数のビーム
116 0次数のビーム
117 −次数のビーム
118、119 第1及び第2ビームガイド部
120 測定対象体
121 基準物体
122、123 第1及び第2光検出部
124 増幅部
125 アナログ/デジタル(A/D)変換部
126 信号処理部
127 保存部
128 表示部
Claims (8)
- (a)波長別に基準物体に対する+次数のビーム及び−次数のビーム間の強度関係式を設定する段階と、
(b)目的物のための第1波長帯域の光が印加されれば、測定対象体及び前記基準物体から第2波長帯域の+次数及び−次数の出力ビームを獲得する段階と、
(c)前記強度関係式を利用して、前記(b)段階で獲得された基準物体からの−次数の出力ビームの強度から+次数の入力ビームの強度を算出する段階と、
(d)前記(b)段階で獲得された測定対象体からの+次数の出力ビームの強度及び前記(c)段階で算出された+次数の入力ビームの強度を利用して吸光度を計算し、計算された吸光度から成分濃度を測定する段階と、を含むことを特徴とする目的物の成分濃度測定方法。 - 前記(a)段階は、
(a1)所定周波数帯域のRF信号によって、光源から提供される第1波長帯域のビームから第2波長帯域の+次数及び−次数のビームを発生させる段階と、
(a2)前記(a1)段階で発生した+次数及び−次数のビームをそれぞれ前記基準物体に照射し、前記基準物体から+次数及び−次数の出力ビームを獲得する段階と、
(a3)前記(a2)段階で獲得された+次数及び−次数の出力ビームから前記+次数及び−次数のビーム間の強度関係式を設定する段階と、を含むことを特徴とする請求項1に記載の目的物の成分濃度測定方法。 - 前記(b)段階は、
(b1)所定周波数帯域のRF信号によって、光源から提供される第1波長帯域のビームから第2波長帯域の+次数及び−次数のビームを発生させる段階と、
(b2)前記(b1)段階で発生した+次数及び−次数のビームをそれぞれ前記測定対象体及び基準物体に照射し、前記測定対象体及び基準物体からそれぞれ+次数及び−次数の出力ビームを獲得する段階と、を含むことを特徴とする請求項1に記載の目的物の成分濃度測定方法。 - 請求項1ないし3のうちいずれか1項に記載の方法を実行するためのプログラムを記録したコンピュータ可読記録媒体。
- 特定目的物のための第1波長帯域の光を発生させる光源と、
前記第1波長帯域から第2波長帯域の光を発生させるように所定周波数帯域の信号を発生させるRF信号発生部と、
前記第1波長帯域の光が印加され、前記RF信号発生部から提供されるRF信号によって前記第2波長帯域の+次数及び−次数のビームを発生させるチューナブルフィルターと、
前記チューナブルフィルターから発生する前記+次数のビームが照射される測定対象体から反射または透過される第1出力ビームを検出する第1光検出部と、
前記チューナブルフィルターから発生する前記−次数のビームが照射される基準物体から反射または透過される第2出力ビームを検出する第2光検出部と、
+次数及び−次数のビーム間の強度関係式があらかじめ保存され、前記強度関係式を利用して前記基準物体からの第2出力ビームから前記測定対象体に対する入力ビームを算出し、前記第1光検出部から検出された測定対象体からの第1出力ビーム及び前記算出された測定対象体に対する入力ビームを利用して吸光度を計算し、計算された吸光度から前記目的物の成分濃度を測定する信号処理部と、を含むことを特徴とする目的物の成分濃度測定装置。 - 前記装置は、前記チューナブルフィルターから発生する+次数及び−次数のビームが前記測定対象体及び基準物体に平行に伝えられるようにガイドするビームガイド部をさらに具備することを特徴とする請求項5に記載の目的物の成分濃度測定装置。
- 前記装置は、前記ビームガイド部と前記測定対象体間に位置し、前記測定対象体の内部及び外部の屈折率の差を整合させるための屈折率整合部材をさらに含むことを特徴とする請求項6に記載の目的物の成分濃度測定装置。
- 前記信号処理部は、前記チューナブルフィルターから発生する+次数及び−次数のビームを波長別にそれぞれ前記基準物体に照射し、前記基準物体から獲得される+次数及び−次数の出力ビームから波長別+次数及び−次数のビーム間の強度関係式を得ることを特徴とする請求項5に記載の目的物の成分濃度測定装置。
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JP2009250983A (ja) * | 2008-04-02 | 2009-10-29 | Polytec Gmbh | 振動計および、物体の光学的測定方法 |
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US7961305B2 (en) * | 2007-10-23 | 2011-06-14 | The Curators Of The University Of Missouri | Optical device components |
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JP6344829B2 (ja) * | 2014-08-29 | 2018-06-20 | 国立大学法人東北大学 | 光学的濃度測定方法 |
CN104257390B (zh) * | 2014-09-04 | 2016-04-20 | 深圳市前海安测信息技术有限公司 | 无创血糖测定方法及系统 |
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US10746716B1 (en) | 2019-05-31 | 2020-08-18 | Battelle Memorial Institute | System and method for solution constituent and concentration identification |
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- 2003-03-17 KR KR10-2003-0016406A patent/KR100464324B1/ko active IP Right Grant
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2004
- 2004-03-16 JP JP2004074680A patent/JP4361822B2/ja not_active Expired - Lifetime
- 2004-03-17 DE DE200460001794 patent/DE602004001794T2/de not_active Expired - Lifetime
- 2004-03-17 CN CNB2004100631185A patent/CN1314368C/zh not_active Expired - Lifetime
- 2004-03-17 US US10/801,612 patent/US7107087B2/en not_active Expired - Lifetime
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Cited By (2)
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JP2009250983A (ja) * | 2008-04-02 | 2009-10-29 | Polytec Gmbh | 振動計および、物体の光学的測定方法 |
JP2020534551A (ja) * | 2017-09-21 | 2020-11-26 | バイタル バイオサイエンセズ インク | 生体組織又は他の対象の画像化 |
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US7107087B2 (en) | 2006-09-12 |
EP1460413A1 (en) | 2004-09-22 |
CN1550213A (zh) | 2004-12-01 |
EP1460413B1 (en) | 2006-08-09 |
US20040186361A1 (en) | 2004-09-23 |
KR100464324B1 (ko) | 2005-01-03 |
KR20040081852A (ko) | 2004-09-23 |
JP4361822B2 (ja) | 2009-11-11 |
CN1314368C (zh) | 2007-05-09 |
DE602004001794D1 (de) | 2006-09-21 |
DE602004001794T2 (de) | 2007-08-16 |
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