GB202113796D0 - Minaturized particulate matter sensor - Google Patents

Minaturized particulate matter sensor

Info

Publication number
GB202113796D0
GB202113796D0 GBGB2113796.3A GB202113796A GB202113796D0 GB 202113796 D0 GB202113796 D0 GB 202113796D0 GB 202113796 A GB202113796 A GB 202113796A GB 202113796 D0 GB202113796 D0 GB 202113796D0
Authority
GB
United Kingdom
Prior art keywords
minaturized
particulate matter
matter sensor
sensor
particulate
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.)
Ceased
Application number
GBGB2113796.3A
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.)
Ams Osram AG
Original Assignee
Ams AG
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 Ams AG filed Critical Ams AG
Priority to GBGB2113796.3A priority Critical patent/GB202113796D0/en
Publication of GB202113796D0 publication Critical patent/GB202113796D0/en
Priority to PCT/EP2022/076826 priority patent/WO2023046987A1/en
Ceased 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
    • G01N15/02—Investigating particle size or size distribution
    • G01N15/0205—Investigating particle size or size distribution by optical means, e.g. by light scattering, diffraction, holography or imaging
    • 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
    • G01N15/06—Investigating concentration of particle suspensions
    • 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—Electro-optical investigation, e.g. flow cytometers
    • G01N15/1456—Electro-optical investigation, e.g. flow cytometers without spatial resolution of the texture or inner structure of the particle, e.g. processing of pulse signals
    • G01N15/1459—Electro-optical investigation, e.g. flow cytometers 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
    • G02—OPTICS
    • G02B—OPTICAL ELEMENTS, SYSTEMS OR APPARATUS
    • G02B27/00—Optical systems or apparatus not provided for by any of the groups G02B1/00 - G02B26/00, G02B30/00
    • G02B27/09—Beam shaping, e.g. changing the cross-sectional area, not otherwise provided for
    • G02B27/0927—Systems for changing the beam intensity distribution, e.g. Gaussian to top-hat
    • G01N15/075—
    • 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
    • G01N2015/0042—Investigating dispersion of solids
    • G01N2015/0046—Investigating dispersion of solids in gas, e.g. smoke
    • 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
    • G01N15/02—Investigating particle size or size distribution
    • G01N15/0205—Investigating particle size or size distribution by optical means, e.g. by light scattering, diffraction, holography or imaging
    • G01N2015/0238—Single particle scatter
    • G01N2015/1021—
    • 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—Electro-optical investigation, e.g. flow cytometers
    • G01N2015/1486—Counting the particles
    • 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—Electro-optical investigation, e.g. flow cytometers
    • G01N2015/1493—Particle size
    • 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
    • G01N2021/473—Compensating for unwanted scatter, e.g. reliefs, marks
    • 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
    • G02—OPTICS
    • G02B—OPTICAL ELEMENTS, SYSTEMS OR APPARATUS
    • G02B19/00—Condensers, e.g. light collectors or similar non-imaging optics
    • G02B19/0033—Condensers, e.g. light collectors or similar non-imaging optics characterised by the use
    • G02B19/0076—Condensers, e.g. light collectors or similar non-imaging optics characterised by the use for use with a detector
    • G02B19/008—Condensers, e.g. light collectors or similar non-imaging optics characterised by the use for use with a detector adapted to collect light from a complete hemisphere or a plane extending 360 degrees around the detector
GBGB2113796.3A 2021-09-27 2021-09-27 Minaturized particulate matter sensor Ceased GB202113796D0 (en)

Priority Applications (2)

Application Number Priority Date Filing Date Title
GBGB2113796.3A GB202113796D0 (en) 2021-09-27 2021-09-27 Minaturized particulate matter sensor
PCT/EP2022/076826 WO2023046987A1 (en) 2021-09-27 2022-09-27 Miniaturized particulate matter sensor

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
GBGB2113796.3A GB202113796D0 (en) 2021-09-27 2021-09-27 Minaturized particulate matter sensor

Publications (1)

Publication Number Publication Date
GB202113796D0 true GB202113796D0 (en) 2021-11-10

Family

ID=78399651

Family Applications (1)

Application Number Title Priority Date Filing Date
GBGB2113796.3A Ceased GB202113796D0 (en) 2021-09-27 2021-09-27 Minaturized particulate matter sensor

Country Status (2)

Country Link
GB (1) GB202113796D0 (en)
WO (1) WO2023046987A1 (en)

Family Cites Families (6)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CA2436976A1 (en) * 2000-12-04 2002-08-22 California Institute Of Technology Particle sizing and concentration sensor using a hollow shaped beam
US20080208511A1 (en) * 2005-03-07 2008-08-28 Michael Trainer Methods and apparatus for determining characteristics of particles
JP6307328B2 (en) * 2014-04-07 2018-04-04 浜松ホトニクス株式会社 Metamaterial optical member, light detection device, laser excitation light source, and measurement device
US20200175848A1 (en) * 2018-12-02 2020-06-04 Analog Devices, Inc. Fire detection system
WO2020201111A1 (en) * 2019-03-29 2020-10-08 Sony Corporation Transparent optical portion, optical device and method for manufacturing an optical device
WO2021099081A1 (en) * 2019-11-22 2021-05-27 Ams Ag Optical based particulate matter sensing

Also Published As

Publication number Publication date
WO2023046987A1 (en) 2023-03-30

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Legal Events

Date Code Title Description
AT Applications terminated before publication under section 16(1)