JP7006842B2 - 押圧センサ - Google Patents
押圧センサ Download PDFInfo
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- JP7006842B2 JP7006842B2 JP2021519306A JP2021519306A JP7006842B2 JP 7006842 B2 JP7006842 B2 JP 7006842B2 JP 2021519306 A JP2021519306 A JP 2021519306A JP 2021519306 A JP2021519306 A JP 2021519306A JP 7006842 B2 JP7006842 B2 JP 7006842B2
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- Prior art keywords
- detection electrode
- pressing
- piezoelectric film
- electrode
- extending portion
- Prior art date
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- 238000003825 pressing Methods 0.000 claims description 72
- 238000001514 detection method Methods 0.000 claims description 51
- 239000007787 solid Substances 0.000 claims description 19
- 229920000642 polymer Polymers 0.000 claims description 6
- 239000004626 polylactic acid Substances 0.000 description 8
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- BQCADISMDOOEFD-UHFFFAOYSA-N Silver Chemical compound [Ag] BQCADISMDOOEFD-UHFFFAOYSA-N 0.000 description 3
- 239000002042 Silver nanowire Substances 0.000 description 3
- XLOMVQKBTHCTTD-UHFFFAOYSA-N Zinc monoxide Chemical compound [Zn]=O XLOMVQKBTHCTTD-UHFFFAOYSA-N 0.000 description 3
- AMGQUBHHOARCQH-UHFFFAOYSA-N indium;oxotin Chemical compound [In].[Sn]=O AMGQUBHHOARCQH-UHFFFAOYSA-N 0.000 description 3
- 229920000123 polythiophene Polymers 0.000 description 3
- 239000000853 adhesive Substances 0.000 description 2
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- 238000005452 bending Methods 0.000 description 2
- 239000004020 conductor Substances 0.000 description 2
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- 239000004925 Acrylic resin Substances 0.000 description 1
- 229920000178 Acrylic resin Polymers 0.000 description 1
- 239000013078 crystal Substances 0.000 description 1
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- 230000020169 heat generation Effects 0.000 description 1
- 238000010438 heat treatment Methods 0.000 description 1
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- 229920002521 macromolecule Polymers 0.000 description 1
- 238000000034 method Methods 0.000 description 1
- 229920003229 poly(methyl methacrylate) Polymers 0.000 description 1
- 229920006381 polylactic acid film Polymers 0.000 description 1
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Images
Classifications
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- 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
- G06F3/044—Digitisers, e.g. for touch screens or touch pads, characterised by the transducing means by capacitive means
-
- 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
- G06F3/0414—Digitisers, e.g. for touch screens or touch pads, characterised by the transducing means using force sensing means to determine a position
-
- 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
- G06F3/044—Digitisers, e.g. for touch screens or touch pads, characterised by the transducing means by capacitive means
- G06F3/0448—Details of the electrode shape, e.g. for enhancing the detection of touches, for generating specific electric field shapes, for enhancing display quality
-
- 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
- H10N30/87—Electrodes or interconnections, e.g. leads or terminals
-
- G—PHYSICS
- G06—COMPUTING; CALCULATING OR COUNTING
- G06F—ELECTRIC DIGITAL DATA PROCESSING
- G06F2203/00—Indexing scheme relating to G06F3/00 - G06F3/048
- G06F2203/041—Indexing scheme relating to G06F3/041 - G06F3/045
- G06F2203/04105—Pressure sensors for measuring the pressure or force exerted on the touch surface without providing the touch position
-
- 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
- G06F3/044—Digitisers, e.g. for touch screens or touch pads, characterised by the transducing means by capacitive means
- G06F3/0445—Digitisers, e.g. for touch screens or touch pads, characterised by the transducing means by capacitive means using two or more layers of sensing electrodes, e.g. using two layers of electrodes separated by a dielectric layer
-
- 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
- G06F3/044—Digitisers, e.g. for touch screens or touch pads, characterised by the transducing means by capacitive means
- G06F3/0446—Digitisers, e.g. for touch screens or touch pads, characterised by the transducing means by capacitive means using a grid-like structure of electrodes in at least two directions, e.g. using row and column electrodes
-
- 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
- H10N30/302—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
- H10N30/704—Piezoelectric or electrostrictive devices based on piezoelectric or electrostrictive films or coatings
-
- 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
- H10N30/85—Piezoelectric or electrostrictive active materials
- H10N30/857—Macromolecular compositions
-
- 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
- H10N30/87—Electrodes or interconnections, e.g. leads or terminals
- H10N30/877—Conductive materials
- H10N30/878—Conductive materials the principal material being non-metallic, e.g. oxide or carbon based
Landscapes
- Engineering & Computer Science (AREA)
- General Engineering & Computer Science (AREA)
- Theoretical Computer Science (AREA)
- Human Computer Interaction (AREA)
- Physics & Mathematics (AREA)
- General Physics & Mathematics (AREA)
- Quality & Reliability (AREA)
- Position Input By Displaying (AREA)
Description
20…タッチセンサ
21…第1電極
22…絶縁性基板
23…第2電極
30…押圧センサ
31…検知電極
31A…第1検知電極
31B…第2検知電極
32…圧電フィルム
33…グランド電極
40…表面パネル
50…筐体
70…粘着剤
80…回路基板
311A…ベタ部
311B…ベタ部
312A…延在部
312B…延在部
351…グランド電極
Claims (6)
- 少なくとも一軸方向に延伸されたキラル高分子を有し、第1主面および第2主面を有する圧電フィルムと、
前記第1主面または前記第2主面に配置される検知電極と、
を備え、
前記検知電極は、前記一軸方向を斜めに挟んで向かい合って配置されている第1検知電極および第2検知電極を有し、
前記第1検知電極は、前記圧電フィルムの角部分に形成されているベタ部および一軸方向に沿って延在する延在部を有する、
押圧センサ。 - 前記第2検知電極は、前記一軸方向に沿って延在する延在部を有する、
請求項1に記載の押圧センサ。 - 前記延在部は、相対的に長い長部と、相対的に短い短部と、を有する、
請求項2に記載の押圧センサ。 - 前記延在部は、前記圧電フィルムの長辺の長さの半分よりも長い箇所を有する、
請求項2または請求項3に記載の押圧センサ。 - タッチ操作を検出するタッチセンサを備え、
前記検知電極の形状は、前記タッチセンサの電極の形状に対応する、
請求項1乃至請求項4のいずれか1項に記載の押圧センサ。 - 前記圧電フィルムは矩形状であり、
前記一軸方向は、前記圧電フィルムの辺に対して0±10度の角度で配置されている、
請求項1乃至請求項5のいずれか1項に記載の押圧センサ。
Applications Claiming Priority (3)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
JP2019089621 | 2019-05-10 | ||
JP2019089621 | 2019-05-10 | ||
PCT/JP2020/015863 WO2020230486A1 (ja) | 2019-05-10 | 2020-04-08 | 押圧センサ |
Publications (2)
Publication Number | Publication Date |
---|---|
JPWO2020230486A1 JPWO2020230486A1 (ja) | 2020-11-19 |
JP7006842B2 true JP7006842B2 (ja) | 2022-01-24 |
Family
ID=73289953
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
JP2021519306A Active JP7006842B2 (ja) | 2019-05-10 | 2020-04-08 | 押圧センサ |
Country Status (4)
Country | Link |
---|---|
US (1) | US11320942B2 (ja) |
JP (1) | JP7006842B2 (ja) |
CN (1) | CN215494955U (ja) |
WO (1) | WO2020230486A1 (ja) |
Cited By (1)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
KR101816084B1 (ko) * | 2015-09-01 | 2018-01-08 | 강릉원주대학교산학협력단 | 발전소자를 이용한 전천일사계용 센서장치 |
Families Citing this family (1)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
WO2020095896A1 (ja) * | 2018-11-06 | 2020-05-14 | 株式会社村田製作所 | 検出装置及び照明切替装置 |
Citations (4)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JP2011253517A (ja) | 2010-05-06 | 2011-12-15 | Murata Mfg Co Ltd | タッチパネル、ならびにタッチ式入力装置およびその制御方法 |
WO2015156196A1 (ja) | 2014-04-07 | 2015-10-15 | 株式会社村田製作所 | タッチパネルおよび電子機器 |
WO2018225407A1 (ja) | 2017-06-05 | 2018-12-13 | 株式会社村田製作所 | 押し位置検出センサ及び電子機器 |
WO2019069728A1 (ja) | 2017-10-03 | 2019-04-11 | 株式会社村田製作所 | 操作検出装置および表示装置 |
Family Cites Families (8)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN107742670B (zh) * | 2011-04-08 | 2020-06-23 | 株式会社村田制作所 | 操作设备 |
CN104903825B (zh) * | 2013-01-18 | 2017-08-15 | 株式会社村田制作所 | 位移检测传感器以及操作输入装置 |
JPWO2015041195A1 (ja) * | 2013-09-17 | 2017-03-02 | 株式会社村田製作所 | 押圧センサ |
JP5950052B2 (ja) * | 2013-09-20 | 2016-07-13 | 株式会社村田製作所 | タッチセンサ |
WO2016027603A1 (ja) * | 2014-08-19 | 2016-02-25 | 株式会社村田製作所 | 入力端末 |
JP6123947B2 (ja) * | 2014-08-20 | 2017-05-10 | 株式会社村田製作所 | 押圧センサ及び電子機器 |
WO2016035682A1 (ja) * | 2014-09-03 | 2016-03-10 | 株式会社村田製作所 | タッチ式入力装置、電子機器 |
JP6132076B2 (ja) * | 2014-09-04 | 2017-05-24 | 株式会社村田製作所 | 押圧検知タッチパネルおよび表示装置 |
-
2020
- 2020-04-08 CN CN202090000306.6U patent/CN215494955U/zh active Active
- 2020-04-08 WO PCT/JP2020/015863 patent/WO2020230486A1/ja active Application Filing
- 2020-04-08 JP JP2021519306A patent/JP7006842B2/ja active Active
-
2021
- 2021-04-26 US US17/239,896 patent/US11320942B2/en active Active
Patent Citations (4)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JP2011253517A (ja) | 2010-05-06 | 2011-12-15 | Murata Mfg Co Ltd | タッチパネル、ならびにタッチ式入力装置およびその制御方法 |
WO2015156196A1 (ja) | 2014-04-07 | 2015-10-15 | 株式会社村田製作所 | タッチパネルおよび電子機器 |
WO2018225407A1 (ja) | 2017-06-05 | 2018-12-13 | 株式会社村田製作所 | 押し位置検出センサ及び電子機器 |
WO2019069728A1 (ja) | 2017-10-03 | 2019-04-11 | 株式会社村田製作所 | 操作検出装置および表示装置 |
Cited By (1)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
KR101816084B1 (ko) * | 2015-09-01 | 2018-01-08 | 강릉원주대학교산학협력단 | 발전소자를 이용한 전천일사계용 센서장치 |
Also Published As
Publication number | Publication date |
---|---|
WO2020230486A1 (ja) | 2020-11-19 |
US11320942B2 (en) | 2022-05-03 |
CN215494955U (zh) | 2022-01-11 |
JPWO2020230486A1 (ja) | 2020-11-19 |
US20210240289A1 (en) | 2021-08-05 |
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