CN101901086B - 一种红外触摸屏多点触摸的识别方法 - Google Patents
一种红外触摸屏多点触摸的识别方法 Download PDFInfo
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- CN101901086B CN101901086B CN2010102245503A CN201010224550A CN101901086B CN 101901086 B CN101901086 B CN 101901086B CN 2010102245503 A CN2010102245503 A CN 2010102245503A CN 201010224550 A CN201010224550 A CN 201010224550A CN 101901086 B CN101901086 B CN 101901086B
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CN2010102245503A CN101901086B (zh) | 2010-07-13 | 2010-07-13 | 一种红外触摸屏多点触摸的识别方法 |
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CN101901086A CN101901086A (zh) | 2010-12-01 |
CN101901086B true CN101901086B (zh) | 2012-05-23 |
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US9529477B2 (en) * | 2015-02-23 | 2016-12-27 | Qualcomm Incorporated | Touch screen panel using digitally encoded light |
CN106155558B (zh) * | 2016-07-27 | 2019-05-31 | 中航华东光电有限公司 | 区分两点触摸的真实点坐标的方法 |
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Publication number | Priority date | Publication date | Assignee | Title |
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CN101149656A (zh) * | 2007-10-26 | 2008-03-26 | 广东威创视讯科技股份有限公司 | 一种红外线触摸屏及多点触摸定位方法 |
WO2008148307A1 (fr) * | 2007-06-04 | 2008-12-11 | Beijing Irtouch Systems Co., Ltd. | Procédé pour identifier de multiples points tactiles sur un écran tactile infrarouge |
CN101498980A (zh) * | 2009-03-19 | 2009-08-05 | 广州视源电子科技有限公司 | 基于红外线摄像的触摸显示屏边框、系统及计算方法 |
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Publication number | Priority date | Publication date | Assignee | Title |
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WO2008148307A1 (fr) * | 2007-06-04 | 2008-12-11 | Beijing Irtouch Systems Co., Ltd. | Procédé pour identifier de multiples points tactiles sur un écran tactile infrarouge |
CN101149656A (zh) * | 2007-10-26 | 2008-03-26 | 广东威创视讯科技股份有限公司 | 一种红外线触摸屏及多点触摸定位方法 |
CN101498980A (zh) * | 2009-03-19 | 2009-08-05 | 广州视源电子科技有限公司 | 基于红外线摄像的触摸显示屏边框、系统及计算方法 |
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Owner name: CHONGFENG (BEIJING) TOUCH TECHNOLOGY CO., LTD. Free format text: FORMER OWNER: JINTIAN TOUCH (BEIJING) TECHNOLOGY CO., LTD. Effective date: 20110308 |
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