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DTMF电话委托网络终端系统
引用本文:郭站君,赵国林,王山林. DTMF电话委托网络终端系统[J]. 黑龙江科技学院学报, 1999, 0(4)
作者姓名:郭站君  赵国林  王山林
作者单位:鸡西矿务局,牡丹江市医药管理局
摘    要:针对股票业务的保密性及快速性要求,采用SIM卡加密技术,经DTMF信号传输信息而设计的单片机系统,实现了对股市的实时监控及其交易的安全性。实验结果表明,系统控制效果良好,应用前景广泛。

关 键 词:单片机  加密  双音多频  网络终端

DTMF Telephone Entrustment Network Terminal System
Guo Zhanjun, Zhao Guolin. DTMF Telephone Entrustment Network Terminal System[J]. Journal of Heilongjiang Institute of Science and Technology, 1999, 0(4)
Authors:Guo Zhanjun   Zhao Guolin
Affiliation:Guo Zhanjun; Zhao Guolin (Auto-engineering Dept.) (Jixi Coal Administration Bureau)Wang Shanlin (Mudanjiang Pharmaceutical Administration Bureau)
Abstract:The paper deals with the introduction of the ndcroprocessor system in which simciphering technology and DTMT signal transmission are adopted so that shareholders' requirements for the secrecy and efficiency in share transaction are fulfilled and all-time monitoring of stocks market and safety of transaction are ensured. The experimental results show that this system can yield better control results and present a brighter prospect for application.
Keywords:microprocessor  ciphering  double tone multi-frequency  network terminal  
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