OPTICAL MEASUREMENT DEVICE, OPTICAL MEASUREMENT METHOD, COMPUTER PROGRAM, AND RECORDING MEDIUM

Title:

OPTICAL MEASUREMENT DEVICE, OPTICAL MEASUREMENT METHOD, COMPUTER PROGRAM, AND RECORDING MEDIUM

Document Type and Number:

WIPO Patent Application WO/2019/058482

Kind Code:

A1

Abstract:

An optical measurement device (100, 200) is provided with: a light source (11) that irradiates, with light, a measurement object which has a fluid flowing thereinside; a light receiving unit (21) which, upon receipt of scattered light from the measurement object irradiated with light, outputs a light reception signal according to the intensity of the scattered light; a disturbance generation unit (31) which generates a disturbance signal for causing oscillation of a drive current to be supplied to the light source; and an adjustment unit (32, 33, 35, 36) which adjust the drive current on the basis of the result of a comparison between the disturbance signal and a signal generated on the basis of the light reception signal.

Inventors:

TATEISHI KIYOSHI (JP)
SATO MITSURU (JP)
KONDO TADASHI (JP)
ONODERA WATARU (JP)
MURAKAMI TOMOYA (JP)
AGATA AKARI (JP)
ADACHI GENKI (JP)

Application Number:

PCT/JP2017/034095

Publication Date:

March 28, 2019

Filing Date:

September 21, 2017

Export Citation:

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Assignee:

PIONEER CORP (JP)
NIKKISO CO LTD (JP)

International Classes:

G01F1/66; A61B5/0285; A61M1/36; G01P5/26

Domestic Patent References:

WO2015198472A1

2015-12-30

Foreign References:

JP5806390B2	2015-11-10
JPH0818145A	1996-01-19
JPS6364380A	1988-03-22
JP2001120509A	2001-05-08

Other References: