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Patent Searching and Data


Title:
OPTICAL REFRACTIVE INDEX SENSOR
Document Type and Number:
WIPO Patent Application WO/2022/164057
Kind Code:
A1
Abstract:
An optical refractive index sensor according to one embodiment comprises: an optical module; a fiber optic cable connected to the optical module; and a plurality of gratings attached to the cross-section of an end of the fiber optic cable, wherein the refractive index of an object to be measured can be measured inside the object to be measured, by using the reflectivity of light reflected via the gratings.

Inventors:
KIM CHANG KYU (KR)
Application Number:
PCT/KR2021/020129
Publication Date:
August 04, 2022
Filing Date:
December 29, 2021
Export Citation:
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Assignee:
KOREA POLYTECHNIC UNIV INDUSTRY ACADEMIC COOPERATION FOUNDATION (KR)
International Classes:
G01N21/41; G01J1/04; G01J1/08; G01N21/43
Foreign References:
KR20090107729A2009-10-14
JP5331873B22013-10-30
KR102122946B12020-06-26
JP2007121941A2007-05-17
KR20090008664A2009-01-22
Attorney, Agent or Firm:
MUHANN PATENT & LAW FIRM (KR)
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