JP5723547B2 - タッチパネルに用いられる多点タッチの識別方法 - Google Patents
タッチパネルに用いられる多点タッチの識別方法 Download PDFInfo
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- JP5723547B2 JP5723547B2 JP2010155685A JP2010155685A JP5723547B2 JP 5723547 B2 JP5723547 B2 JP 5723547B2 JP 2010155685 A JP2010155685 A JP 2010155685A JP 2010155685 A JP2010155685 A JP 2010155685A JP 5723547 B2 JP5723547 B2 JP 5723547B2
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- 238000000034 method Methods 0.000 title claims description 45
- 238000001514 detection method Methods 0.000 claims description 104
- OKTJSMMVPCPJKN-UHFFFAOYSA-N Carbon Chemical compound [C] OKTJSMMVPCPJKN-UHFFFAOYSA-N 0.000 claims description 6
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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
- G06F3/045—Digitisers, e.g. for touch screens or touch pads, characterised by the transducing means using resistive elements, e.g. a single continuous surface or two parallel surfaces put in contact
-
- 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
- G06F3/033—Pointing devices displaced or positioned by the user, e.g. mice, trackballs, pens or joysticks; Accessories therefor
- G06F3/0354—Pointing devices displaced or positioned by the user, e.g. mice, trackballs, pens or joysticks; Accessories therefor with detection of 2D relative movements between the device, or an operating part thereof, and a plane or surface, e.g. 2D mice, trackballs, pens or pucks
-
- 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
-
- 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
- G06F3/04166—Details of scanning methods, e.g. sampling time, grouping of sub areas or time sharing with display driving
-
- 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
- G06F2203/04104—Multi-touch detection in digitiser, i.e. details about the simultaneous detection of a plurality of touching locations, e.g. multiple fingers or pen and finger
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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)
Description
即ち、
即ち、
110 導電性フィルム
111 第一基板
112 第一接着層
113 第一導電層
114 第一検出電極
115 第一電極
116 第一接続リード
120 導電性フィルム
121 第二基板
122 第二接着層
123 第二導電層
124 第二検出電極
125 第二接続リード
126 第二電極
130 リング形接着層
131 欠口部
132 絶縁素子
140 フレキシブルプリント回路板
141 金属接点
Claims (12)
- 抵抗異方性を有し、且つ1つの側辺に複数の第一検出電極が間隔を有するように設置されている第一導電層と、前記第一導電層に積層設置される第二導電層と、を備えるとともに、前記第二導電層の表面の側縁に複数の第二検出電極が間隔を有するように設置され、前記第二検出電極が設置される側縁と前記第一検出電極が設置される側縁とは直交し、前記第二導電層は、抵抗異方向性を有し、前記第二導電層の低抵抗方向と前記第一導電層の低抵抗方向とは直交するタッチパネルに適用される多点タッチの識別方法は、
前記第一導電層に第一電圧を提供するステップと、
前記第二導電層に前記第一電圧より大きい第二電圧を提供するステップと、
前記タッチパネルにおいて、少なくとも2つの点がタッチされて前記第二導電層が前記第一導電層に接触した時、順番に各々の前記第一検出電極の電圧を検出して、第一X軸相対高電圧、第二X軸相対高電圧、及び前記第一X軸相対高電圧と第二X軸相対高電圧との間に位置するX軸相対低電圧を獲得するステップと、
前記第一X軸相対高電圧の対応する位置を第一X軸タッチ点として、第一タッチ点のX軸座標を出力するステップと
前記第二X軸相対高電圧の対応する位置を第二X軸タッチ点として、第二タッチ点のX軸座標を出力するステップと、を備え、
前記多点タッチの識別方法は、前記タッチパネルにおいて、少なくとも2つの点がタッチされて前記第二導電層が前記第一導電層に接触する時、順番に各々の前記第二検出電極の電圧を検出して、第一Y軸相対低電圧、第二Y軸相対低電圧、及び前記第一Y軸相対低電圧と第二Y軸相対低電圧との間に位置するY軸相対高電圧を獲得するステップと、
前記第一Y軸相対低電圧の対応する位置を第一Y軸タッチ点として、第一タッチ点のY軸座標を出力するステップと
前記第二Y軸相対低電圧の対応する位置を第二Y軸タッチ点として、第二タッチ点のY軸座標を出力するステップと、をさらに備える
ことを特徴とするタッチパネルに用いられる多点タッチの識別方法。 - 各々の前記第一検出電極の電圧信号を順番に検出する時、検出を進行しない第一検出電極に前記第一電圧を提供する
ことを特徴とする請求項1に記載のタッチパネルに用いられる多点タッチの識別方法。 - 各々の前記第二検出電極の電圧信号を順番に検出する時、検出を進行しない第二検出電極に第二電圧を提供する
ことを特徴とする請求項1に記載のタッチパネルに用いられる多点タッチの識別方法。 - 前記第一導電層及び第二導電層は、平行に配列されたカーボンナンチューブからなる導電性フィルムである
ことを特徴とする請求項1に記載のタッチパネルに用いられる多点タッチの識別方法。 - 抵抗異方性を有し、且つ1つの側辺に複数の第一検出電極が間隔を有するように設置されている第一導電層と、前記第一導電層に積層設置される第二導電層と、を備えるタッチパネルに用いられる多点タッチの識別方法は、
前記第一導電層に第一電圧を提供するステップと、
前記第二導電層に第一電圧より小さい第二電圧を提供するステップと、
前記タッチパネルにおいて、少なくとも2つの点がタッチされて前記第二導電層が前記第一導電層に接触する時、順番に各々の前記第一検出電極の電圧を検出して、第一相対低電圧、第二相対低電圧、及び前記第一相対低電圧と第二相対低電圧との間に位置される相対高電圧を獲得するステップと、
前記第一相対低電圧の対応する位置を第一タッチ点として、第一タッチ点の座標を出力するステップと
前記第二相対低電圧の対応する位置を第二タッチ点として、第二タッチ点の座標を出力するステップと、を備え、
第s番目の第一検出電極を検出して、第一相対低電圧を獲得する時、第一タッチ点の座標は、下記の式5を満足させ、
第t番目の第一検出電極を検出して、第二Y軸相対低電圧Vtを獲得する時、第二タッチ点のY軸座標Y2は、下記の式6を満足させ、
t=s+2である時、前記式5におけるVs+1及び前記式6におけるVt−1は、それぞれVs+1’及びVt−1’によって置き換えられて、下記の式を満足させる
ことを特徴とするタッチパネルに用いられる多点タッチの識別方法。
Applications Claiming Priority (2)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
CN200910304242.9 | 2009-07-10 | ||
CN2009103042429A CN101950212B (zh) | 2009-07-10 | 2009-07-10 | 用于触摸屏的多点辨识方法 |
Publications (2)
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JP2011018335A JP2011018335A (ja) | 2011-01-27 |
JP5723547B2 true JP5723547B2 (ja) | 2015-05-27 |
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JP2010155685A Active JP5723547B2 (ja) | 2009-07-10 | 2010-07-08 | タッチパネルに用いられる多点タッチの識別方法 |
Country Status (5)
Country | Link |
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US (1) | US8564542B2 (ja) |
EP (1) | EP2273356B1 (ja) |
JP (1) | JP5723547B2 (ja) |
KR (1) | KR20110005642A (ja) |
CN (1) | CN101950212B (ja) |
Families Citing this family (10)
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TW201310470A (zh) * | 2011-08-31 | 2013-03-01 | Shih Hua Technology Ltd | 透明導電膜以及使用該透明導電膜的觸控面板 |
TW201335669A (zh) * | 2012-02-20 | 2013-09-01 | Innocom Tech Shenzhen Co Ltd | 觸控顯示裝置及其製造方法 |
US8823664B2 (en) | 2012-02-24 | 2014-09-02 | Cypress Semiconductor Corporation | Close touch detection and tracking |
KR102097696B1 (ko) * | 2012-08-27 | 2020-04-06 | 삼성전자주식회사 | 터치 기능 제어 방법 및 그 전자 장치 |
JP6249652B2 (ja) * | 2012-08-27 | 2017-12-20 | 三星電子株式会社Samsung Electronics Co.,Ltd. | タッチ機能制御方法及びその電子装置 |
US20140062917A1 (en) * | 2012-08-29 | 2014-03-06 | Samsung Electronics Co., Ltd. | Method and apparatus for controlling zoom function in an electronic device |
TW201433938A (zh) | 2013-02-19 | 2014-09-01 | Pixart Imaging Inc | 虛擬導航裝置、導航方法及其電腦程式產品 |
CN104007849B (zh) * | 2013-02-26 | 2017-09-22 | 原相科技股份有限公司 | 虚拟导航装置及其导航方法 |
CN104553113A (zh) * | 2014-12-11 | 2015-04-29 | 业成光电(深圳)有限公司 | 声波式指纹识别组件及其制造方法 |
CN105242816B (zh) * | 2015-07-28 | 2021-08-06 | 合肥工业大学 | 一种基于电阻屏的多点触摸系统 |
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US7663607B2 (en) | 2004-05-06 | 2010-02-16 | Apple Inc. | Multipoint touchscreen |
KR100451773B1 (ko) * | 2002-11-20 | 2004-10-08 | 엘지.필립스 엘시디 주식회사 | 디지털 저항막 방식의 터치 패널 |
US20050209392A1 (en) | 2003-12-17 | 2005-09-22 | Jiazhong Luo | Polymer binders for flexible and transparent conductive coatings containing carbon nanotubes |
JP5194339B2 (ja) * | 2005-06-29 | 2013-05-08 | カシオ計算機株式会社 | 液晶表示素子 |
US8026903B2 (en) | 2007-01-03 | 2011-09-27 | Apple Inc. | Double-sided touch sensitive panel and flex circuit bonding |
CN100582875C (zh) * | 2007-04-13 | 2010-01-20 | 群康科技(深圳)有限公司 | 触摸屏显示装置 |
US8355009B2 (en) * | 2007-04-25 | 2013-01-15 | Mcdermid William J | Method and apparatus for determining coordinates of simultaneous touches on a touch sensor pad |
TWI346086B (en) | 2007-11-09 | 2011-08-01 | Hon Hai Prec Ind Co Ltd | Apparatus and method for synthesizing films of carbon nanotubes |
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CN101943967B (zh) * | 2009-07-08 | 2012-08-15 | 群康科技(深圳)有限公司 | 触摸屏的定位方法 |
CN101950213B (zh) * | 2009-07-10 | 2013-05-22 | 群康科技(深圳)有限公司 | 触摸屏及用于触摸屏的多点辨识方法 |
US8427444B2 (en) * | 2010-04-12 | 2013-04-23 | Silicon Integrated Systems Corp. | Ghost cancellation method for multi-touch sensitive device |
-
2009
- 2009-07-10 CN CN2009103042429A patent/CN101950212B/zh active Active
-
2010
- 2010-06-29 US US12/826,585 patent/US8564542B2/en active Active
- 2010-07-02 KR KR1020100063891A patent/KR20110005642A/ko not_active Application Discontinuation
- 2010-07-08 EP EP10168940.4A patent/EP2273356B1/en active Active
- 2010-07-08 JP JP2010155685A patent/JP5723547B2/ja active Active
Also Published As
Publication number | Publication date |
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US20110007027A1 (en) | 2011-01-13 |
CN101950212A (zh) | 2011-01-19 |
US8564542B2 (en) | 2013-10-22 |
JP2011018335A (ja) | 2011-01-27 |
KR20110005642A (ko) | 2011-01-18 |
EP2273356A2 (en) | 2011-01-12 |
EP2273356B1 (en) | 2017-09-06 |
CN101950212B (zh) | 2012-05-23 |
EP2273356A3 (en) | 2012-11-07 |
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