Title:
操作装置
Document Type and Number:
Japanese Patent JP7372844
Kind Code:
B2
Abstract:
An operation device includes an operation member including a plurality of symbols on a front surface side thereof, plural detection electrodes that are aligned on a back surface side of the operation member and constitute a self-capacitance touch sensor, plural detection electrode groups each including at least one detection electrode predetermined from the plurality of detection electrodes so as to correspond to the shape of the symbol, and a determination unit that is electrically connected to the plurality of detection electrodes and determines, when a sum of capacitances detected by the detection electrodes constituting one of the detection electrode groups is not less than a predetermined first threshold value, that a touch operation is performed on the symbol corresponding to the one detection electrode group.
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| WO/2008/145404 | MAGNETICALLY ACTUATED ELECTRIC SWITCH |
Inventors:
Takao Imai
Katsuhiro Tsuchiya
Katsuhiro Tsuchiya
Application Number:
JP2020005096A
Publication Date:
November 01, 2023
Filing Date:
January 16, 2020
Export Citation:
Assignee:
Tokai Rika Electric Co., Ltd.
International Classes:
H01H36/00; B60R16/02; G06F3/041; G06F3/044
Domestic Patent References:
| JP2010120487A | ||||
| JP201592452A | ||||
| JP201196369A | ||||
| JP201526501A | ||||
| JP20164632A | ||||
| JP2007242571A |
Attorney, Agent or Firm:
Hirata International Patent Office