Title:
イオン濃度分布測定装置
Document Type and Number:
Japanese Patent JP6837639
Kind Code:
B2
Abstract:
An ion concentration distribution measurement device includes a unit detection element for outputting charges of an amount according to an ion concentration, and an integration circuit for outputting a signal value according to the amount of charges which are output from the unit detection element. The unit detection element includes a MOS transistor, an ion sensitive portion, a first capacitive portion, and a transfer switch. The integration circuit includes an amplifier, a second capacitive portion, and a reset switch.
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Inventors:
Kazuaki Sawada
Hiroo Yamamoto
Seiichiro Mizuno
Toshiki Wakamori
Hiroo Yamamoto
Seiichiro Mizuno
Toshiki Wakamori
Application Number:
JP2017027234A
Publication Date:
March 03, 2021
Filing Date:
February 16, 2017
Export Citation:
Assignee:
Toyohashi University of Technology
Hamamatsu Photonics Co., Ltd.
Hamamatsu Photonics Co., Ltd.
International Classes:
G01N27/00; G01N27/414
Domestic Patent References:
| JP2013540259A | ||||
| JP10122957A |
Foreign References:
| WO2016114202A1 | ||||
| US20160290958 |
Attorney, Agent or Firm:
Yoshiki Hasegawa
Yoshiki Kuroki
Kenichi Shibayama
Masatoshi Shibata
Yoshiki Kuroki
Kenichi Shibayama
Masatoshi Shibata