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基于GIS的高原地理信息网络定位系统设计

         

摘要

The design of the plateau geographic information network location system reduces the adverse effect of the altitude geography on the positioning accuracy,improves the accuracy of positioning,plays an active role in promoting the popularization of GIS.At present,most plateau geographic information network positioning system is through ZigBee radio Based on the TOA location method,the hardware of the plateau geographic information network positioning system is selected.Based on this,the paper analyzes the data of the plateau geographical information,and analyzes the data of the plateau geographic information network through the wireless packet service.Network positioning system to connect the circuit design,thus completing the plateau geographic information network positioning system design.However,this method has a high positioning accuracy and can not accurately reflect the plateau geographic information,and there are complex problemsin the positioning process.In this paper,a design method of GIS-based geographic information network location system based on GIS is proposed.Firstly,the design of the highland geographic information network location system based on GIS is carried out,and the core chip of the system is selected.Based on this,The design of the system is designed to ensure the normal operation of the system,and the RSSI algorithm is used to analyze the data of the highland geographic information based on GIS,which is based on the GIS-based highland geographic information network positioning system.Network positioning system to correct the positioning results,thus completing the GIS-based highland geographic information network positioning system design.Experiments show that the high altitude geographic information network location system designed by the method proposed in this paper has high precision,can accurately reflect the plateau geographic information,and the positioning process is simple and easy to operate,and promote the development of this field.%高原地理信息网络定位系统的设计降低了高原地理对定位精度的不利影响,提高了定位的准确度,对推动GIS普及应用起积极作用,但目前大多数高原地理信息网络定位系统都是通过ZigBee无线电定位技术实现的,通过无线分组服务对高原地理信息网络数据进行传输,并以TOA定位方法为基础,对高原地理信息网络定位系统的芯片等硬件进行选型,在此基础上,对高原地理信息网络定位系统中连接电路进行设计,从而完成高原地理信息网络定位系统设计;但这种方法设计的网络定位系统定位精度较低,无法准确的反应高原地理信息,且存在定位过程复杂问题;为此,提出一种基于GIS的高原地理信息网络定位系统设计方法,首先对基于GIS的高原地理信息网络定位系统总体进行设计,并对系统所用核心芯片进行选型,在此基础上,对基于GIS的高原地理信息网络定位系统晶振和复位电路、供电电路、通信电路、Debug接口电路、按键控制电路、射频收发电路进行设计,保证系统的正常运行,并利用RSSI算法对基于GIS的高原地理信息网络定位系统的定位结果进行校正,从而完成基于GIS的高原地理信息网络定位系统设计;实验证明,所提方法设计的高原地理信息网络定位系统定位精度高,能够准确反应高原地理信息,且定位过程简单,容易操作,具有实践意义.

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