【摘要】 介绍了电容式触摸屏的工作原理及其特点,研究了触摸屏的数据处理算法,提出了一种电容式触摸屏和LCD间像素映射的方法。通过映射时的坐标系修正,并引入补偿参数进行边缘补偿,有效解决了电容式触摸屏系统中的边缘误差问题,经过软件的测试,达到了很好的用户体验。更多还原

【Abstract】 The basic principles and characteristics of capacitive touch screen were introduced.The touch-screen data processing algorithms were researched and one method was presented about the pixel mapping between capacitive touch screen and LCD.The edge error problem of the capacitive touch screen system was solved by coordinate correction and the edge compensation parameters.Software test results show that a good user experience has been achieved.更多还原