CN108958565B - 用于多点电容触控的坐标计算方法、触控装置及移动终端 - Google Patents
用于多点电容触控的坐标计算方法、触控装置及移动终端 Download PDFInfo
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- 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
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CN109782996B (zh) * | 2018-12-25 | 2020-12-15 | 深圳市德明利技术股份有限公司 | 一种三指同轴拆点合并的方法、触控装置及触控显示装置 |
CN110058733B (zh) * | 2019-03-25 | 2022-08-30 | 深圳市德明利技术股份有限公司 | 一种触摸屏干扰处理方法 |
CN112433647B (zh) * | 2020-11-24 | 2022-12-23 | 深圳康咏科技有限公司 | 一种电容式触摸屏通道映射矩阵数据获取方法 |
Citations (6)
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---|---|---|---|---|
CN101950228A (zh) * | 2010-09-16 | 2011-01-19 | 友达光电股份有限公司 | 触控点检测方法 |
CN104516569A (zh) * | 2013-10-04 | 2015-04-15 | 盛群半导体股份有限公司 | 触控装置、其多点触控的侦测方法及其坐标计算方法 |
CN104679373A (zh) * | 2015-02-11 | 2015-06-03 | 广州中国科学院先进技术研究所 | 一种自电容式触摸屏的触摸点定位方法 |
CN104699294A (zh) * | 2013-12-04 | 2015-06-10 | 禾瑞亚科技股份有限公司 | 触控轨迹的侦测装置、系统及其方法 |
CN106502457A (zh) * | 2016-10-31 | 2017-03-15 | 北京交通大学 | 一种电容触控轨迹的质量评价方法 |
CN108073329A (zh) * | 2018-01-31 | 2018-05-25 | 北京集创北方科技股份有限公司 | 触控装置及其驱动方法和终端 |
Family Cites Families (1)
Publication number | Priority date | Publication date | Assignee | Title |
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TW201324261A (zh) * | 2011-12-01 | 2013-06-16 | Novatek Microelectronics Corp | 多點觸控定位方法 |
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Patent Citations (6)
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CN101950228A (zh) * | 2010-09-16 | 2011-01-19 | 友达光电股份有限公司 | 触控点检测方法 |
CN104516569A (zh) * | 2013-10-04 | 2015-04-15 | 盛群半导体股份有限公司 | 触控装置、其多点触控的侦测方法及其坐标计算方法 |
CN104699294A (zh) * | 2013-12-04 | 2015-06-10 | 禾瑞亚科技股份有限公司 | 触控轨迹的侦测装置、系统及其方法 |
CN104679373A (zh) * | 2015-02-11 | 2015-06-03 | 广州中国科学院先进技术研究所 | 一种自电容式触摸屏的触摸点定位方法 |
CN106502457A (zh) * | 2016-10-31 | 2017-03-15 | 北京交通大学 | 一种电容触控轨迹的质量评价方法 |
CN108073329A (zh) * | 2018-01-31 | 2018-05-25 | 北京集创北方科技股份有限公司 | 触控装置及其驱动方法和终端 |
Non-Patent Citations (2)
Title |
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Tracking Touched Trajectory on Capacitive Touch Panels Using an Adjustable Weighted Prediction Covariance Matrix;Chih-Lung Lin 等;《IEEE Transactions on Industrial Electronics》;20171231;全文 * |
卡尔曼滤波在电容触摸屏坐标定位中的应用;任灿 等;《电子产品世界》;20161004;全文 * |
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