Title:
CHEMICAL ANALYSIS DEVICE
Document Type and Number:
WIPO Patent Application WO/2020/003769
Kind Code:
A1
Abstract:
This chemical analysis device (100) is provided with: a plurality of ultrasonic elements (202); a waveform generator (203) which generates an ultrasonic waveform; a determiner (207) which determines the positions and the number of ultrasonic elements (202) to be driven from among the plurality of ultrasonic elements (202); a variable matching circuit (205) which, on the basis of the determination result, matches impedance between the waveform generator (203) and each of the ultrasonic elements (202) to be driven; and a switch (209) which selects the ultrasonic elements (202) to be driven from among the plurality of the ultrasonic elements (202).
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Inventors:
KOURAI YUUSUKE (JP)
SASAKI KOTA (JP)
MAEDA JUN (JP)
YAMADA AZUSA (JP)
ONO TETSUYOSHI (JP)
SASAKI KOTA (JP)
MAEDA JUN (JP)
YAMADA AZUSA (JP)
ONO TETSUYOSHI (JP)
Application Number:
PCT/JP2019/018864
Publication Date:
January 02, 2020
Filing Date:
May 13, 2019
Export Citation:
Assignee:
HITACHI HIGH TECH CORP (JP)
International Classes:
G01N35/02; B01F11/02
Domestic Patent References:
| WO2016132798A1 | 2016-08-25 | |||
| WO2009005066A1 | 2009-01-08 |
Foreign References:
| JP2007108062A | 2007-04-26 | |||
| JP2003254981A | 2003-09-10 | |||
| JPH08146007A | 1996-06-07 | |||
| JP2003254979A | 2003-09-10 | |||
| JP2006234839A | 2006-09-07 | |||
| JP2009002918A | 2009-01-08 | |||
| JP2015025678A | 2015-02-05 |
Other References:
See also references of EP 3816631A4
Attorney, Agent or Firm:
ISONO INTERNATIONAL PATENT OFFICE, P.C. (JP)
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