| 红外激光笔遥指虚拟触摸系统 |
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| 引用本文： | 刘政怡,吴建国,李炜. 红外激光笔遥指虚拟触摸系统[J]. 计算机工程与设计, 2010, 31(5) |
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| 作者姓名： | 刘政怡 吴建国 李炜 |
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| 作者单位： | 安徽大学计算机科学与技术学院,安徽,合肥,230039;安徽大学计算智能与信号处理教育部重点实验室,安徽,合肥,230039 |
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| 基金项目： | 国家自然科学基金项目，安徽大学人才队伍建设基金项目 |
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| 摘 要： | 为了在商务、会议、教学演示过程中使用激光笔实现除上下翻页之外的点击功能,设计一种红外激光笔遥指虚拟触摸系统.使用者手持红外激光笔对任意的显示屏进行远距离触摸指示和点击控制,由图像获取装置拍摄显示屏,获取包括红外激光笔发出的红外激光点在内的显示屏图像,再由图像处理模块处理显示屏图像识别出红外激光点及其在显示屏中的位置,根据红外激光点的时间长短和次数区分鼠标移动、鼠标单击,鼠标双击等操作类型,并控制计算机系统在显示屏对应位置上显示出表示光点的光标图形,完成相应操作,实现虚拟触摸功能.
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| 关 键 词： | 红外激光 图像识别 虚拟触摸 红外线滤镜 半透分光反光镜 |
Remote virtual touch system based on infrared laser pointer |
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| LIU Zheng-yi,WU Jian-guo,LI Wei. Remote virtual touch system based on infrared laser pointer[J]. Computer Engineering and Design, 2010, 31(5) |
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| Authors: | LIU Zheng-yi WU Jian-guo LI Wei |
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| Affiliation: | LIU Zheng-yi1,2,WU Jian-guo1,LI Wei1,2 (1. School of Computer Science , Technology,Anhui University,Hefei 230039,China,2. Key Laboratory of Intelligent Computing , Signal Processing of Ministry of Education,China) |
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| Abstract: | To realize virtual touch far away in business,conference and education area one remote virtual touch system based on infrared laser pointer is presented. System is consisted of infrared laser pointer,large scale display systems,image acquisition equipments and image processing module. Images of infrared laser pointer dot and display surface are captured by image acquisition equipments which are made up of infrared camera,ordinary camera,spectroscope and infrared filter or made up of infrared camera,infrared... |
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| Keywords: | infrared laser image recognition virtual touch infrared filter spectroscope |
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