CN101833399B - 大尺寸矩阵扫描式红外触摸输入设备 - Google Patents
大尺寸矩阵扫描式红外触摸输入设备 Download PDFInfo
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- CN101833399B CN101833399B CN2009101059779A CN200910105977A CN101833399B CN 101833399 B CN101833399 B CN 101833399B CN 2009101059779 A CN2009101059779 A CN 2009101059779A CN 200910105977 A CN200910105977 A CN 200910105977A CN 101833399 B CN101833399 B CN 101833399B
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CN2009101059779A CN101833399B (zh) | 2009-03-11 | 2009-03-11 | 大尺寸矩阵扫描式红外触摸输入设备 |
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CN2009101059779A CN101833399B (zh) | 2009-03-11 | 2009-03-11 | 大尺寸矩阵扫描式红外触摸输入设备 |
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CN101833399A CN101833399A (zh) | 2010-09-15 |
CN101833399B true CN101833399B (zh) | 2012-03-14 |
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Families Citing this family (5)
Publication number | Priority date | Publication date | Assignee | Title |
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CN102411457B (zh) * | 2010-09-21 | 2013-11-06 | 北京鸿合盛视数字媒体技术有限公司 | 电子白板、显示设备及其发射功率自适应调节方法和系统 |
CN102298472B (zh) * | 2011-08-17 | 2013-11-27 | 广州视睿电子科技有限公司 | 红外对管触摸屏系统及其通讯方法 |
JP6668193B2 (ja) * | 2016-07-29 | 2020-03-18 | 株式会社ジャパンディスプレイ | センサ及び表示装置 |
CN110879673A (zh) * | 2019-12-06 | 2020-03-13 | 深圳市康冠商用科技有限公司 | 一种红外触摸屏级联装置 |
CN116719437A (zh) * | 2022-08-05 | 2023-09-08 | 广州众远智慧科技有限公司 | 红外触摸屏的扫描控制方法、扫描控制装置与显示装置 |
Citations (2)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US3764813A (en) * | 1972-04-12 | 1973-10-09 | Bell Telephone Labor Inc | Coordinate detection system |
CN2495063Y (zh) * | 2001-08-24 | 2002-06-12 | 北京汇冠科技有限公司 | 用于红外触摸屏的红外元件选通电路 |
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Patent Citations (2)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US3764813A (en) * | 1972-04-12 | 1973-10-09 | Bell Telephone Labor Inc | Coordinate detection system |
CN2495063Y (zh) * | 2001-08-24 | 2002-06-12 | 北京汇冠科技有限公司 | 用于红外触摸屏的红外元件选通电路 |
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