JP7329165B1 - 信号処理方法、信号処理装置、及び信号処理システム - Google Patents

信号処理方法、信号処理装置、及び信号処理システム Download PDF

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JP7329165B1
JP7329165B1 JP2023537597A JP2023537597A JP7329165B1 JP 7329165 B1 JP7329165 B1 JP 7329165B1 JP 2023537597 A JP2023537597 A JP 2023537597A JP 2023537597 A JP2023537597 A JP 2023537597A JP 7329165 B1 JP7329165 B1 JP 7329165B1
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Prior art keywords
photomultiplier tube
value
signal
noise
signal light
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Japanese (ja)
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JPWO2023153316A5 (https=
JPWO2023153316A1 (https=
Inventor
健太 辻井
昌人 浅井
孝嗣 武宮
嘉晃 山内
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Hamamatsu Photonics KK
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Hamamatsu Photonics KK
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Priority claimed from PCT/JP2023/003471 external-priority patent/WO2023153316A1/ja
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    • G—PHYSICS
    • G01—MEASURING; TESTING
    • G01N—INVESTIGATING OR ANALYSING MATERIALS BY DETERMINING THEIR CHEMICAL OR PHYSICAL PROPERTIES
    • G01N15/00—Investigating characteristics of particles; Investigating permeability, pore-volume or surface-area of porous materials
    • G01N15/10—Investigating individual particles
    • G01N15/14—Optical investigation techniques, e.g. flow cytometry
    • G01N15/1429—Signal processing
    • G—PHYSICS
    • G01—MEASURING; TESTING
    • G01N—INVESTIGATING OR ANALYSING MATERIALS BY DETERMINING THEIR CHEMICAL OR PHYSICAL PROPERTIES
    • G01N15/00—Investigating characteristics of particles; Investigating permeability, pore-volume or surface-area of porous materials
    • G01N15/10—Investigating individual particles
    • G01N15/14—Optical investigation techniques, e.g. flow cytometry
    • G—PHYSICS
    • G01—MEASURING; TESTING
    • G01N—INVESTIGATING OR ANALYSING MATERIALS BY DETERMINING THEIR CHEMICAL OR PHYSICAL PROPERTIES
    • G01N15/00—Investigating characteristics of particles; Investigating permeability, pore-volume or surface-area of porous materials
    • G01N15/10—Investigating individual particles
    • G01N15/14—Optical investigation techniques, e.g. flow cytometry
    • G01N15/1456—Optical investigation techniques, e.g. flow cytometry without spatial resolution of the texture or inner structure of the particle, e.g. processing of pulse signals
    • G01N15/1459—Optical investigation techniques, e.g. flow cytometry without spatial resolution of the texture or inner structure of the particle, e.g. processing of pulse signals the analysis being performed on a sample stream
    • G—PHYSICS
    • G01—MEASURING; TESTING
    • G01N—INVESTIGATING OR ANALYSING MATERIALS BY DETERMINING THEIR CHEMICAL OR PHYSICAL PROPERTIES
    • G01N21/00—Investigating or analysing materials by the use of optical means, i.e. using sub-millimetre waves, infrared, visible or ultraviolet light
    • G01N21/17—Systems in which incident light is modified in accordance with the properties of the material investigated
    • G01N21/47—Scattering, i.e. diffuse reflection
    • G01N21/49—Scattering, i.e. diffuse reflection within a body or fluid
    • G01N21/53—Scattering, i.e. diffuse reflection within a body or fluid within a flowing fluid, e.g. smoke
    • G—PHYSICS
    • G01—MEASURING; TESTING
    • G01N—INVESTIGATING OR ANALYSING MATERIALS BY DETERMINING THEIR CHEMICAL OR PHYSICAL PROPERTIES
    • G01N21/00—Investigating or analysing materials by the use of optical means, i.e. using sub-millimetre waves, infrared, visible or ultraviolet light
    • G01N21/62—Systems in which the material investigated is excited whereby it emits light or causes a change in wavelength of the incident light
    • G01N21/63—Systems in which the material investigated is excited whereby it emits light or causes a change in wavelength of the incident light optically excited
    • G01N21/64—Fluorescence; Phosphorescence
    • G—PHYSICS
    • G01—MEASURING; TESTING
    • G01N—INVESTIGATING OR ANALYSING MATERIALS BY DETERMINING THEIR CHEMICAL OR PHYSICAL PROPERTIES
    • G01N15/00—Investigating characteristics of particles; Investigating permeability, pore-volume or surface-area of porous materials
    • G01N15/10—Investigating individual particles
    • G01N2015/1006—Investigating individual particles for cytology

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  • Chemical & Material Sciences (AREA)
  • Health & Medical Sciences (AREA)
  • General Physics & Mathematics (AREA)
  • Immunology (AREA)
  • Physics & Mathematics (AREA)
  • Analytical Chemistry (AREA)
  • Biochemistry (AREA)
  • General Health & Medical Sciences (AREA)
  • Pathology (AREA)
  • Life Sciences & Earth Sciences (AREA)
  • Dispersion Chemistry (AREA)
  • Nuclear Medicine, Radiotherapy & Molecular Imaging (AREA)
  • Engineering & Computer Science (AREA)
  • Signal Processing (AREA)
  • Investigating, Analyzing Materials By Fluorescence Or Luminescence (AREA)
  • Investigating Or Analysing Materials By Optical Means (AREA)
JP2023537597A 2022-02-09 2023-02-02 信号処理方法、信号処理装置、及び信号処理システム Active JP7329165B1 (ja)

Priority Applications (1)

Application Number Priority Date Filing Date Title
JP2023127868A JP2023144002A (ja) 2022-02-09 2023-08-04 信号処理方法、信号処理装置、及び信号処理システム

Applications Claiming Priority (3)

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JP2022018690 2022-02-09
JP2022018690 2022-02-09
PCT/JP2023/003471 WO2023153316A1 (ja) 2022-02-09 2023-02-02 信号処理方法、信号処理装置、及び信号処理システム

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JP7329165B1 true JP7329165B1 (ja) 2023-08-17
JPWO2023153316A1 JPWO2023153316A1 (https=) 2023-08-17
JPWO2023153316A5 JPWO2023153316A5 (https=) 2024-01-16

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JP2023127868A Pending JP2023144002A (ja) 2022-02-09 2023-08-04 信号処理方法、信号処理装置、及び信号処理システム

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US (1) US20250189430A1 (https=)
JP (2) JP7329165B1 (https=)
CN (1) CN119213294A (https=)
DE (1) DE112023000828T5 (https=)
GB (1) GB2631034A (https=)

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
WO2024228394A1 (ja) 2023-05-03 2024-11-07 国立大学法人東京大学 検出方法、検出システム、ノイズ除去モデル訓練方法、及びノイズ除去モデル訓練システム

Families Citing this family (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JP7754998B1 (ja) * 2024-06-19 2025-10-15 浜松ホトニクス株式会社 信号処理方法、信号処理装置、及び信号処理システム

Citations (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPH05209822A (ja) * 1992-01-30 1993-08-20 Hitachi Ltd 粒子計数装置
JPH09204235A (ja) * 1996-05-30 1997-08-05 Hamamatsu Photonics Kk 光学的相関装置
JP2013246140A (ja) * 2012-05-29 2013-12-09 Sony Corp 情報処理装置、情報処理方法、及びプログラム
WO2019049442A1 (ja) * 2017-09-08 2019-03-14 ソニー株式会社 微小粒子測定装置、情報処理装置および情報処理方法

Family Cites Families (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
EP2293032A1 (en) 2009-09-04 2011-03-09 Radisens Diagnostic Limited An Integrated Cytometric Sensor System and Method

Patent Citations (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPH05209822A (ja) * 1992-01-30 1993-08-20 Hitachi Ltd 粒子計数装置
JPH09204235A (ja) * 1996-05-30 1997-08-05 Hamamatsu Photonics Kk 光学的相関装置
JP2013246140A (ja) * 2012-05-29 2013-12-09 Sony Corp 情報処理装置、情報処理方法、及びプログラム
WO2019049442A1 (ja) * 2017-09-08 2019-03-14 ソニー株式会社 微小粒子測定装置、情報処理装置および情報処理方法

Non-Patent Citations (2)

* Cited by examiner, † Cited by third party
Title
林達郎，光電子増倍管の感度と雑音，応用物理，1968年12月31日，37巻9号，p.851
林達郎: "光電子増倍管の感度と雑音", 応用物理, vol. 37巻9号, JPN6023014774, 31 December 1968 (1968-12-31), pages 851, ISSN: 0005109528 *

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
WO2024228394A1 (ja) 2023-05-03 2024-11-07 国立大学法人東京大学 検出方法、検出システム、ノイズ除去モデル訓練方法、及びノイズ除去モデル訓練システム

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US20250189430A1 (en) 2025-06-12
GB2631034A (en) 2024-12-18
DE112023000828T5 (de) 2024-11-21
CN119213294A (zh) 2024-12-27
JPWO2023153316A1 (https=) 2023-08-17
GB202412754D0 (en) 2024-10-16
JP2023144002A (ja) 2023-10-06

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