GB2631034A - Signal processing method, signal processing device, and signal processing system - Google Patents

Signal processing method, signal processing device, and signal processing system Download PDF

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Publication number
GB2631034A
GB2631034A GB2412754.0A GB202412754A GB2631034A GB 2631034 A GB2631034 A GB 2631034A GB 202412754 A GB202412754 A GB 202412754A GB 2631034 A GB2631034 A GB 2631034A
Authority
GB
United Kingdom
Prior art keywords
value
photomultiplier tube
noise
signal
signal light
Prior art date
Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
Pending
Application number
GB2412754.0A
Other languages
English (en)
Other versions
GB202412754D0 (en
Inventor
Tsujii Kenta
Asai Masato
Takemiya Koji
Yamauchi Yoshiaki
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
Hamamatsu Photonics KK
Original Assignee
Hamamatsu Photonics KK
Priority date (The priority date is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the date listed.)
Filing date
Publication date
Application filed by Hamamatsu Photonics KK filed Critical Hamamatsu Photonics KK
Priority claimed from PCT/JP2023/003471 external-priority patent/WO2023153316A1/ja
Publication of GB202412754D0 publication Critical patent/GB202412754D0/en
Publication of GB2631034A publication Critical patent/GB2631034A/en
Pending legal-status Critical Current

Links

Classifications

    • 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

Landscapes

  • 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)
GB2412754.0A 2022-02-09 2023-02-02 Signal processing method, signal processing device, and signal processing system Pending GB2631034A (en)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
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

Publications (2)

Publication Number Publication Date
GB202412754D0 GB202412754D0 (en) 2024-10-16
GB2631034A true GB2631034A (en) 2024-12-18

Family

ID=87563129

Family Applications (1)

Application Number Title Priority Date Filing Date
GB2412754.0A Pending GB2631034A (en) 2022-02-09 2023-02-02 Signal processing method, signal processing device, and signal processing system

Country Status (5)

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

Families Citing this family (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
EP4707776A1 (en) 2023-05-03 2026-03-11 The University of Tokyo Detection method, detection system, noise removal model training method, and noise removal model training system
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 (1)

* Cited by examiner, † Cited by third party
Title
31 December 1968, vol. 37, no. 9, p 851, non-official translation (HAYASHI, Tatsuro. Sensitivity and noise of photomultiplier tubes. Applied Physics [Oyo Buturi] lines 1-5 *

Also Published As

Publication number Publication date
US20250189430A1 (en) 2025-06-12
JP7329165B1 (ja) 2023-08-17
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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