基于GPRS的单轨林果运输车无线定位测速方法  

Wireless location and speed measurement of monorail vehicles for forest fruits based on GPRS

作　　者：高林[1] 薛慧霞[1] 李文彬[1] 杨锴[1] 王璐[1] 

机构地区：[1]北京林业大学工学院

出　　处：《北京林业大学学报》2011年第2期110-114,共5页Journal of Beijing Forestry University

基　　金：国家林业公益性行业科研专项(200804029)

摘　　要：为及时掌握单轨林果运输车位置及速度信息,提出一种基于GPRS无线通讯技术的单轨林果运输车定位及测速方法。采用嵌入式处理器ARM9作为运输车车载控制仪及远距离地面控制器的核心处理器,并利用旋转编码器提供单轨车位置及速度原始信息,通过GPRS技术实现无线数据传输及控制。阐述了该定位测速方法的部分软件及硬件设计,并对无线数据传输时间进行了测试,同时提出了改进方案。In order to obtain timely the location and speed information of the monorail vehicles for forest fruits,a new method based on GPRS wireless communication technology was introduced in this paper.Embedded processor ARM9 was selected as the core processor of both on-board controller and the remote ground controller.A rotary encoder was used for providing the location and initial speed information of monorail vehicles.GPRS technology was applied to accomplish wireless data transmission and control.Software and hardware design of the method was discussed,the wireless transmission time was tested and suggestions for improvements were proposed.

关 键 词：单轨运输车 嵌入式处理器ARM9 位置速度测量 GPRS无线通信 

分 类 号：S776.36[农业科学—森林工程]