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Patent Searching and Data


Title:
MEDIUM SENSOR DEVICE AND MONITORING SYSTEM
Document Type and Number:
WIPO Patent Application WO/2019/130632
Kind Code:
A1
Abstract:
The present invention makes it possible to more simply specify a medium. This medium sensor device is characterized by comprising an antenna, a storage unit for storing a medium identification table in which mediums corresponding to antenna impedances have been determined beforehand, and a medium specification unit for specifying the impedance of the antenna and specifying a medium in the vicinity of the antenna by referring to the medium identification table.

Inventors:
IKEDA KAZUKI (JP)
MAKUUCHI MASAMI (JP)
MURAKAMI SHINICHI (JP)
KADOI RYO (JP)
NAGASHIMA TOMOHARU (JP)
Application Number:
PCT/JP2018/027246
Publication Date:
July 04, 2019
Filing Date:
July 20, 2018
Export Citation:
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Assignee:
HITACHI LTD (JP)
International Classes:
G01N22/00; G01W1/00; G01R27/02; G01V3/12
Domestic Patent References:
WO2016195113A12016-12-08
Foreign References:
JPH1114434A1999-01-22
JP2001305239A2001-10-31
JP2005098934A2005-04-14
US20160178802A12016-06-23
JP2017248590A2017-12-26
JP2017110983A2017-06-22
Attorney, Agent or Firm:
SHOYO INTELLECTUAL PROPERTY FIRM (JP)
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