电话报警及远程控制系统的设计

为了给家庭用户创造一个智能、安全的生活环境并考虑到城市社区中电话网络普及的实际情况，设计了一套基于固定电话网络和GSM网络的智能家庭报警及家电远程控制系统，着重阐述了该系统的工作原理及软硬件的设计过程。该系统采用现有的电话线路进行通信，无需重新布线且通信距离不受限制。经实际调试并在实际中投产使用，与市场上类似产品相比发现：该系统性能可靠、成本低、功能强，可以广泛地应用于城市社区，具有较大的推广价值。

Design of Telephone Alarm and Remote Control System

In order to creating a smart,safe habitation for household consumer and considering the real state of telephone network prevalence in the city communities,a smart household alarm and appliances remote control system based on fixed telephone network and GSM network are designed,and the operation principle and design process of this system are emphatically expounded in this paper.This system uses the existing telephone line to communicate without laying line again and without the limit of communication distance.Comparing with the similar products in a market,it can be discovered after debugging and putting it into production :this system is reliable,low in cost,powerful in function,and can be applied to communities in the city with large spread value.