KR20120048655A - 입력 장치 - Google Patents
입력 장치 Download PDFInfo
- Publication number
- KR20120048655A KR20120048655A KR1020127005016A KR20127005016A KR20120048655A KR 20120048655 A KR20120048655 A KR 20120048655A KR 1020127005016 A KR1020127005016 A KR 1020127005016A KR 20127005016 A KR20127005016 A KR 20127005016A KR 20120048655 A KR20120048655 A KR 20120048655A
- Authority
- KR
- South Korea
- Prior art keywords
- piezoelectric element
- load
- touch
- touch sensor
- input
- Prior art date
Links
- 238000001514 detection method Methods 0.000 claims abstract description 54
- 238000000034 method Methods 0.000 claims description 14
- 238000007599 discharging Methods 0.000 claims description 2
- 230000035807 sensation Effects 0.000 description 23
- 239000012212 insulator Substances 0.000 description 7
- 239000002184 metal Substances 0.000 description 7
- 238000010586 diagram Methods 0.000 description 6
- 230000000694 effects Effects 0.000 description 6
- 230000015541 sensory perception of touch Effects 0.000 description 6
- 230000006870 function Effects 0.000 description 3
- 230000008092 positive effect Effects 0.000 description 3
- 230000002411 adverse Effects 0.000 description 2
- 238000002474 experimental method Methods 0.000 description 2
- 239000011521 glass Substances 0.000 description 2
- 230000003287 optical effect Effects 0.000 description 2
- 230000003252 repetitive effect Effects 0.000 description 2
- 239000004065 semiconductor Substances 0.000 description 2
- 230000001360 synchronised effect Effects 0.000 description 2
- 206010016322 Feeling abnormal Diseases 0.000 description 1
- -1 acryl Chemical group 0.000 description 1
- 238000006243 chemical reaction Methods 0.000 description 1
- 230000003111 delayed effect Effects 0.000 description 1
- 238000006073 displacement reaction Methods 0.000 description 1
- 238000005401 electroluminescence Methods 0.000 description 1
- 239000004973 liquid crystal related substance Substances 0.000 description 1
- 239000000463 material Substances 0.000 description 1
- 238000003756 stirring Methods 0.000 description 1
- 230000000007 visual effect Effects 0.000 description 1
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
- G06F3/016—Input arrangements with force or tactile feedback as computer generated output to the user
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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
- G06F3/0414—Digitisers, e.g. for touch screens or touch pads, characterised by the transducing means using force sensing means to determine a position
- G06F3/04142—Digitisers, e.g. for touch screens or touch pads, characterised by the transducing means using force sensing means to determine a position the force sensing means being located peripherally, e.g. disposed at the corners or at the side of a touch sensing plate
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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
- G06F3/0416—Control or interface arrangements specially adapted for digitisers
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- 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
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- Engineering & Computer Science (AREA)
- General Engineering & Computer Science (AREA)
- Theoretical Computer Science (AREA)
- Human Computer Interaction (AREA)
- Physics & Mathematics (AREA)
- General Physics & Mathematics (AREA)
- Position Input By Displaying (AREA)
- User Interface Of Digital Computer (AREA)
- Push-Button Switches (AREA)
- Electronic Switches (AREA)
Abstract
Description
도 2는 도 1에 나타낸 접속 전환부의 구성의 일례를 나타내는 회로도이다.
도 3은 도 1에 나타낸 입력 장치의 개략 동작을 나타내는 타이밍 차트이다.
도 4는 본 발명에 따르는 입력 장치의 예시적인 실장 구조를 나타내는 주요부 단면도 및 주요부 평면도이다.
도 5는 본 발명의 제2 실시의 형태에 따르는 입력 장치의 개략 구성을 나타내는 기능 블록도이다.
도 6은 도 5에 나타낸 입력 장치의 개략 동작을 나타내는 타이밍 차트이다.
도 7은 본 발명의 제3 실시의 형태에 따르는 입력 장치의 개략 동작을 설명하는 타이밍 차트이다.
도 8은 본 발명에 따르는 해결하려는 과제를 설명하기 위한 도면이다.
도 9는 본 발명에 따르는 해결하려는 과제를 설명하기 위한 도면이다.
도 10은 본 발명에 따르는 해결하려는 과제를 설명하기 위한 도면이다.
11a : 터치면
12 : 표시부
13 : 압전 소자
14 : 접속 전환부
15 : 압전 소자 구동부
16 : 방전 회로
17 : 제어부
18 : 하중 검출부
31 : 하우징
32 : 인슐레이터
33 : 상부 커버
34 : 인슐레이터
42 : 전환 트랜지스터
Claims (3)
- 터치 입력을 검출하는 터치 센서;
상기 터치 센서에 장착된 압전 소자;
상기 압전 소자의 출력에 의거하여 상기 터치 센서의 터치면에 대한 가압 하중을 검출하여, 상기 가압 하중이 촉감을 제시하는 기준을 충족하는지의 여부를 판정하는 하중 검출부; 및
상기 하중 검출부가 상기 가압 하중이 상기 기준을 충족한다고 판정했을 때, 상기 터치면을 가압하고 있는 대상에 대해서 촉감을 제시하도록 상기 압전 소자를 구동하는 압전 소자 구동부를 포함하며,
상기 하중 검출부는, 상기 압전 소자 구동부에 의해 상기 압전 소자가 구동되고 나서 소정 시간 경과한 후 상기 가압 하중의 검출을 재개하는, 입력 장치. - 청구항 1에 있어서,
상기 압전 소자에 축적된 잔류 전하를 방전하는 방전 회로를 더 포함하며,
상기 방전 회로는, 상기 소정 시간 동안 상기 압전 소자에 축적된 상기 잔류 전하를 방전하는, 입력 장치. - 청구항 1에 있어서,
상기 소정 시간은 40 ms이하인, 입력 장치.
Applications Claiming Priority (2)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
JPJP-P-2009-197394 | 2009-08-27 | ||
JP2009197394A JP2011048696A (ja) | 2009-08-27 | 2009-08-27 | 入力装置 |
Publications (1)
Publication Number | Publication Date |
---|---|
KR20120048655A true KR20120048655A (ko) | 2012-05-15 |
Family
ID=43627579
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
KR1020127005016A KR20120048655A (ko) | 2009-08-27 | 2010-08-26 | 입력 장치 |
Country Status (6)
Country | Link |
---|---|
US (1) | US8823662B2 (ko) |
EP (1) | EP2472368B1 (ko) |
JP (1) | JP2011048696A (ko) |
KR (1) | KR20120048655A (ko) |
CN (1) | CN102483663B (ko) |
WO (1) | WO2011024460A1 (ko) |
Cited By (10)
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KR20160096648A (ko) * | 2013-12-12 | 2016-08-16 | 퀄컴 인코포레이티드 | 마이크로기계식 초음파 트랜스듀서 및 디스플레이 |
US10006625B2 (en) | 2014-12-24 | 2018-06-26 | Lg Electronics Inc. | Touch sensor assembly and door including the same |
US10055038B2 (en) | 2014-12-24 | 2018-08-21 | Lg Electronics Inc. | Touch sensor assembly and refrigerator door including same |
US10180748B2 (en) | 2014-12-24 | 2019-01-15 | Lg Electronics Inc. | Touch sensor assembly and method of manufacturing same |
US10267556B2 (en) | 2014-12-22 | 2019-04-23 | Lg Electronics Inc. | Piezoelectric touch sensor array |
US10330380B2 (en) | 2014-11-07 | 2019-06-25 | Lg Electronics Inc. | Touch sensing apparatus for metal panel including display window with through-holes and touch part home appliance having metal panel and touch sensing apparatus, and method for controlling the same |
US10345981B2 (en) | 2014-10-24 | 2019-07-09 | Lg Electronics Inc. | Touch sensor assembly and refrigerator door with touch sensor assembly and method for manufacturing the same |
US10359227B2 (en) | 2014-11-07 | 2019-07-23 | Lg Electronics Inc. | Refrigerator and method for controlling the same |
US10429126B2 (en) | 2014-12-22 | 2019-10-01 | Lg Electronics Inc. | Touch sensor assembly |
US10859309B2 (en) | 2015-11-27 | 2020-12-08 | Lg Electronics Inc. | Refrigerator |
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2010
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Also Published As
Publication number | Publication date |
---|---|
US8823662B2 (en) | 2014-09-02 |
US20120154318A1 (en) | 2012-06-21 |
JP2011048696A (ja) | 2011-03-10 |
EP2472368B1 (en) | 2015-07-15 |
EP2472368A1 (en) | 2012-07-04 |
CN102483663A (zh) | 2012-05-30 |
CN102483663B (zh) | 2015-03-25 |
EP2472368A4 (en) | 2013-03-20 |
WO2011024460A1 (ja) | 2011-03-03 |
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