考勤系统数据交换的GPRS/CSD解决方案  

A GPRS/CSD approach for data transmission of timekeeping system

作　　者：任治国[1] 黄红兵[1] 

机构地区：[1]武汉大学,湖北武汉430072

出　　处：《电力系统通信》2003年第6期40-42,共3页Telecommunications for Electric Power System

摘　　要：介绍了考勤系统大、小规模数据交换的无线接入方案。主要阐明了通过PC机控制g18数据模块实现GPRS数据的AT信令接续过程,以及在PC上实现CSD短信息编解码的软件实现方法。A wireless joining up approach to solve large scale and small scale data transmission is introduced in this paper.The process to set up GPRS connectin and exchange data by means of AT commands based on PC's control to G18 data module,and the software for short message coding and decoding are explained in detail.

关 键 词：考勤系统 数据交换 GPRS CSD 无线接入 移动通信 

分 类 号：TN929.5[电子电信—通信与信息系统]