JPWO2019069786A1 - 押圧センサ及び電子機器 - Google Patents
押圧センサ及び電子機器 Download PDFInfo
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- JPWO2019069786A1 JPWO2019069786A1 JP2019530509A JP2019530509A JPWO2019069786A1 JP WO2019069786 A1 JPWO2019069786 A1 JP WO2019069786A1 JP 2019530509 A JP2019530509 A JP 2019530509A JP 2019530509 A JP2019530509 A JP 2019530509A JP WO2019069786 A1 JPWO2019069786 A1 JP WO2019069786A1
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- pressing operation
- predetermined time
- threshold value
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- 206010044565 Tremor Diseases 0.000 claims description 6
- 238000010586 diagram Methods 0.000 description 20
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Classifications
-
- G—PHYSICS
- G01—MEASURING; TESTING
- G01L—MEASURING FORCE, STRESS, TORQUE, WORK, MECHANICAL POWER, MECHANICAL EFFICIENCY, OR FLUID PRESSURE
- G01L1/00—Measuring force or stress, in general
- G01L1/16—Measuring force or stress, in general using properties of piezoelectric devices
-
- G—PHYSICS
- G06—COMPUTING; CALCULATING OR COUNTING
- G06F—ELECTRIC DIGITAL DATA PROCESSING
- G06F3/00—Input arrangements for transferring data to be processed into a form capable of being handled by the computer; Output arrangements for transferring data from processing unit to output unit, e.g. interface arrangements
- G06F3/01—Input arrangements or combined input and output arrangements for interaction between user and computer
- G06F3/02—Input arrangements using manually operated switches, e.g. using keyboards or dials
- G06F3/0202—Constructional details or processes of manufacture of the input device
-
- H—ELECTRICITY
- H03—ELECTRONIC CIRCUITRY
- H03K—PULSE TECHNIQUE
- H03K17/00—Electronic switching or gating, i.e. not by contact-making and –breaking
- H03K17/94—Electronic switching or gating, i.e. not by contact-making and –breaking characterised by the way in which the control signals are generated
- H03K17/96—Touch switches
- H03K17/964—Piezoelectric touch switches
-
- H—ELECTRICITY
- H10—SEMICONDUCTOR DEVICES; ELECTRIC SOLID-STATE DEVICES NOT OTHERWISE PROVIDED FOR
- H10N—ELECTRIC SOLID-STATE DEVICES NOT OTHERWISE PROVIDED FOR
- H10N30/00—Piezoelectric or electrostrictive devices
- H10N30/30—Piezoelectric or electrostrictive devices with mechanical input and electrical output, e.g. functioning as generators or sensors
-
- H—ELECTRICITY
- H10—SEMICONDUCTOR DEVICES; ELECTRIC SOLID-STATE DEVICES NOT OTHERWISE PROVIDED FOR
- H10N—ELECTRIC SOLID-STATE DEVICES NOT OTHERWISE PROVIDED FOR
- H10N30/00—Piezoelectric or electrostrictive devices
- H10N30/80—Constructional details
-
- G—PHYSICS
- G06—COMPUTING; CALCULATING OR COUNTING
- G06F—ELECTRIC DIGITAL DATA PROCESSING
- G06F3/00—Input arrangements for transferring data to be processed into a form capable of being handled by the computer; Output arrangements for transferring data from processing unit to output unit, e.g. interface arrangements
- G06F3/01—Input arrangements or combined input and output arrangements for interaction between user and computer
- G06F3/03—Arrangements for converting the position or the displacement of a member into a coded form
- G06F3/041—Digitisers, e.g. for touch screens or touch pads, characterised by the transducing means
-
- H—ELECTRICITY
- H03—ELECTRONIC CIRCUITRY
- H03K—PULSE TECHNIQUE
- H03K2217/00—Indexing scheme related to electronic switching or gating, i.e. not by contact-making or -breaking covered by H03K17/00
- H03K2217/94—Indexing scheme related to electronic switching or gating, i.e. not by contact-making or -breaking covered by H03K17/00 characterised by the way in which the control signal is generated
- H03K2217/9401—Calibration techniques
- H03K2217/94026—Automatic threshold calibration; e.g. threshold automatically adapts to ambient conditions or follows variation of input
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- Engineering & Computer Science (AREA)
- Physics & Mathematics (AREA)
- General Physics & Mathematics (AREA)
- General Engineering & Computer Science (AREA)
- Theoretical Computer Science (AREA)
- Human Computer Interaction (AREA)
- Electronic Switches (AREA)
- Push-Button Switches (AREA)
- Force Measurement Appropriate To Specific Purposes (AREA)
Abstract
Description
9…受付部
10…圧電フィルム
20…圧電素子(第1センサ素子)
25…押圧操作判定部
26…設定部
60…圧電素子(第2センサ素子)
80…圧電素子(第3センサ素子)
100,200,300…押圧センサ
Claims (9)
- 押圧操作を受け付ける受付部の変形量に対応して電圧を出力する第1センサ素子と、
前記受付部が押圧操作を受け付けている状態か否かを判定する押圧操作判定部と、
前記押圧操作判定部が前記受付部で押圧操作を受け付けたと判定した時点から第1所定時間の経過後に、前記受付部が押圧操作を終了したか否かを判定するための、グランド電圧の値との差である閾値の絶対値を、前記第1所定時間の経過前より小さく設定する設定部と、
を備える押圧センサ。 - 前記受付部が押圧操作を受け付けている状態か否かを判定する閾値は、第1閾値であり、
前記第1所定時間の経過後において、前記第1所定時間の経過前よりグランド電圧の値との差の絶対値が小さく設定され、前記受付部が押圧操作を終了したか否かを判定する閾値は、第2閾値である、
請求項1に記載の押圧センサ。 - 前記設定部は、前記受付部で押圧操作を受け付けたと判定した時点以降、前記第1所定時間以前の第2所定時間の経過後から前記第1所定時間までの閾値を、前記第2閾値よりグランド電圧の値との差の絶対値が大きい第3閾値に設定する、
請求項2に記載の押圧センサ。 - 前記設定部は、前記受付部で押圧操作を受け付けたと判定した時点から前記第2所定時間までにおける前記第1センサ素子から出力される電圧の最大値に応じて、前記第1所定時間及び前記第2所定時間を設定する、
請求項3に記載の押圧センサ。 - 前記設定部は、前記受付部で押圧操作を受け付けたと判定した時点から前記第2所定時間までにおける前記第1センサ素子から出力される電圧の最大値に応じて、前記第3閾値を設定する、
請求項3又は4に記載の押圧センサ。 - 前記設定部は、前記押圧操作判定部が押圧操作を終了したと判定すると、前記第2閾値を定常時の第4閾値に設定する、
請求項3乃至請求項5のいずれかに記載の押圧センサ。 - 第2センサ素子をさらに備え、
前記押圧操作判定部は、第2センサ素子が変形を検知しているか否かを判断する、
請求項1乃至請求項6のいずれかに記載の押圧センサ。 - 第3センサ素子をさらに備え、
前記押圧操作判定部は、前記第3センサ素子で振戦情報が検出されているか否かを判断する、
請求項1乃至請求項7のいずれかに記載の押圧センサ。 - 請求項1乃至請求項8のいずれかに記載の押圧センサを備える、
電子機器。
Applications Claiming Priority (3)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
JP2017193167 | 2017-10-03 | ||
JP2017193167 | 2017-10-03 | ||
PCT/JP2018/035927 WO2019069786A1 (ja) | 2017-10-03 | 2018-09-27 | 押圧センサ及び電子機器 |
Publications (2)
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JP6566182B1 JP6566182B1 (ja) | 2019-08-28 |
JPWO2019069786A1 true JPWO2019069786A1 (ja) | 2019-11-14 |
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JP2019530509A Active JP6566182B1 (ja) | 2017-10-03 | 2018-09-27 | 押圧センサ及び電子機器 |
Country Status (4)
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---|---|
US (1) | US11009410B2 (ja) |
JP (1) | JP6566182B1 (ja) |
CN (1) | CN110494725B (ja) |
WO (1) | WO2019069786A1 (ja) |
Cited By (2)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US20230003597A1 (en) * | 2021-06-30 | 2023-01-05 | Seiko Epson Corporation | Piezoelectric Sensor And Robot Hand |
US12078565B2 (en) * | 2021-06-30 | 2024-09-03 | Seiko Epson Corporation | Piezoelectric sensor and robot hand |
Families Citing this family (3)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN113015051A (zh) * | 2019-12-20 | 2021-06-22 | 华为技术有限公司 | 唤醒耳机的方法及装置 |
CN114787578B (zh) * | 2020-06-17 | 2024-04-19 | 株式会社村田制作所 | 弯曲传感器以及电子设备 |
CN117889995B (zh) * | 2024-03-15 | 2024-06-04 | 杭州微纳核芯电子科技有限公司 | 压电传感器控制方法、电路、压电感应系统和电子烟 |
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US8164573B2 (en) * | 2003-11-26 | 2012-04-24 | Immersion Corporation | Systems and methods for adaptive interpretation of input from a touch-sensitive input device |
US7772960B2 (en) * | 2007-11-27 | 2010-08-10 | Interlink Electronics, Inc. | Pre-loaded force sensing resistor and method |
WO2011099361A1 (ja) * | 2010-02-15 | 2011-08-18 | 京セラ株式会社 | 電子機器 |
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JP5924942B2 (ja) * | 2012-01-06 | 2016-05-25 | キヤノン株式会社 | 入力装置及び入力装置の制御方法 |
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FR3013509B1 (fr) * | 2013-11-15 | 2016-01-01 | Commissariat Energie Atomique | Systeme de conversion d'energie thermique et/ou mecanique en energie electrique |
WO2015098725A1 (ja) * | 2013-12-27 | 2015-07-02 | 株式会社村田製作所 | 圧電センサ、タッチパネル |
WO2015159629A1 (ja) * | 2014-04-18 | 2015-10-22 | 株式会社村田製作所 | 表示装置及びプログラム |
WO2016088507A1 (ja) * | 2014-12-05 | 2016-06-09 | 株式会社村田製作所 | センサモジュール |
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JP6288374B2 (ja) * | 2015-06-11 | 2018-03-07 | 株式会社村田製作所 | 押圧センサおよび電子機器 |
JP6497264B2 (ja) * | 2015-08-06 | 2019-04-10 | 株式会社村田製作所 | タッチ式入力装置 |
US9977887B2 (en) * | 2015-09-17 | 2018-05-22 | Sony Mobile Communications Inc. | Electronic device and method for validation of a trusted user |
WO2017122466A1 (ja) * | 2016-01-12 | 2017-07-20 | 株式会社村田製作所 | 電子機器 |
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2018
- 2018-09-27 JP JP2019530509A patent/JP6566182B1/ja active Active
- 2018-09-27 WO PCT/JP2018/035927 patent/WO2019069786A1/ja active Application Filing
- 2018-09-27 CN CN201880021149.4A patent/CN110494725B/zh active Active
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- 2019-10-07 US US16/594,589 patent/US11009410B2/en active Active
Cited By (2)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US20230003597A1 (en) * | 2021-06-30 | 2023-01-05 | Seiko Epson Corporation | Piezoelectric Sensor And Robot Hand |
US12078565B2 (en) * | 2021-06-30 | 2024-09-03 | Seiko Epson Corporation | Piezoelectric sensor and robot hand |
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Publication number | Publication date |
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US11009410B2 (en) | 2021-05-18 |
CN110494725B (zh) | 2021-04-20 |
JP6566182B1 (ja) | 2019-08-28 |
WO2019069786A1 (ja) | 2019-04-11 |
US20200033204A1 (en) | 2020-01-30 |
CN110494725A (zh) | 2019-11-22 |
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