CN100442207C - 提高红外触摸屏性能的系统和方法 - Google Patents
提高红外触摸屏性能的系统和方法 Download PDFInfo
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- CN100442207C CN100442207C CNB001214624A CN00121462A CN100442207C CN 100442207 C CN100442207 C CN 100442207C CN B001214624 A CNB001214624 A CN B001214624A CN 00121462 A CN00121462 A CN 00121462A CN 100442207 C CN100442207 C CN 100442207C
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Priority Applications (1)
Application Number | Priority Date | Filing Date | Title |
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CNB001214624A CN100442207C (zh) | 2000-07-24 | 2000-07-24 | 提高红外触摸屏性能的系统和方法 |
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CNB001214624A CN100442207C (zh) | 2000-07-24 | 2000-07-24 | 提高红外触摸屏性能的系统和方法 |
Publications (2)
Publication Number | Publication Date |
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CN1335548A CN1335548A (zh) | 2002-02-13 |
CN100442207C true CN100442207C (zh) | 2008-12-10 |
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CNB001214624A Expired - Lifetime CN100442207C (zh) | 2000-07-24 | 2000-07-24 | 提高红外触摸屏性能的系统和方法 |
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Families Citing this family (13)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
KR20140016390A (ko) * | 2005-09-08 | 2014-02-07 | 파워2비, 인크. | 디스플레이들 및 정보입력장치들 |
CN101000529B (zh) | 2006-01-13 | 2011-09-14 | 北京汇冠新技术股份有限公司 | 一种用于红外触摸屏的触摸力检测装置 |
US8692809B2 (en) * | 2006-07-06 | 2014-04-08 | Elo Touch Solutions, Inc. | Auto-gain switching module for acoustic touch systems |
CN101206548B (zh) * | 2006-12-19 | 2012-01-11 | 北京汇冠新技术股份有限公司 | 一种利用触摸力触发的红外触摸屏及其检测方法 |
CN101241412B (zh) * | 2007-02-05 | 2010-05-19 | 北京汇冠新技术股份有限公司 | 一种利用人体电容触发的红外触摸屏 |
CN102122218A (zh) * | 2010-01-11 | 2011-07-13 | 深圳市山鹰科技有限公司 | 用于红外触摸装置多触摸点识别的光路系统 |
CN102323865A (zh) * | 2011-06-16 | 2012-01-18 | 广州视睿电子科技有限公司 | 调节红外对管触摸屏灯管信号强度的方法及装置 |
CN102364416B (zh) * | 2011-06-28 | 2014-03-26 | 广东威创视讯科技股份有限公司 | 红外触摸屏多触摸点识别方法及装置 |
CN102541381B (zh) | 2011-09-16 | 2014-08-27 | 骏升科技(中国)有限公司 | 低端单片机上实现电容式触摸板高分辨率输出的处理方法 |
CN102736799A (zh) * | 2012-06-15 | 2012-10-17 | 中航华东光电有限公司 | 恒流源驱动的红外触摸屏及恒流源驱动电路 |
CN103631452B (zh) * | 2013-11-29 | 2017-03-01 | 广州视睿电子科技有限公司 | 红外触摸屏的扫描控制装置、控制器及控制方法 |
CN104951146B (zh) * | 2014-03-26 | 2019-05-10 | 上海优熠电子科技有限公司 | 红外触摸屏抗老化系统 |
CN112083833A (zh) * | 2020-09-11 | 2020-12-15 | 广州华欣电子科技有限公司 | 一种红外触摸屏的增益调整方法、装置、设备和存储介质 |
Citations (3)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US4893120A (en) * | 1986-11-26 | 1990-01-09 | Digital Electronics Corporation | Touch panel using modulated light |
US5162783A (en) * | 1990-07-23 | 1992-11-10 | Akzo N.V. | Infrared touch screen device for a video monitor |
CN1118083A (zh) * | 1995-05-19 | 1996-03-06 | 珠海科健实业有限公司 | 红外触摸屏光电检测定位系统 |
-
2000
- 2000-07-24 CN CNB001214624A patent/CN100442207C/zh not_active Expired - Lifetime
Patent Citations (3)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US4893120A (en) * | 1986-11-26 | 1990-01-09 | Digital Electronics Corporation | Touch panel using modulated light |
US5162783A (en) * | 1990-07-23 | 1992-11-10 | Akzo N.V. | Infrared touch screen device for a video monitor |
CN1118083A (zh) * | 1995-05-19 | 1996-03-06 | 珠海科健实业有限公司 | 红外触摸屏光电检测定位系统 |
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CN1335548A (zh) | 2002-02-13 |
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