摘  要：为了解决电子沙盘存在的红外触摸屏分辨率不高，响应速度慢、信息定位不准确的问题，在软件处理上采用了细分扫描和差值量化偏移定位算法；将互联网+引入到电子沙盘系统中，并在关键设备处进行闭环控制，设计APP可远程监测、控制设备内部的温湿度以及开关机，提高了系统的环境适应性。

关键词：电子沙盘  互联网+  细分扫描

Abstract: In order to solve the problems of the infrared touch screen, which are poor resolution, slow response rate, inaccuracy location information, segment scanning and the difference between quantitative offset localization algorithm are applied. The concept of internet+ is a