摘要
随着中国电信推出的新的留言服务,设计实现新型的电话留言终端系统,实现留言的远程管理,来电显示和管理,弥补目前话机的不足。同时对系统的开发原理、系统的功能特点和设计方案进行了介绍。
As the new leave message is served by China Telecom , a new telephone message terminal system has been designed. The system is used to telnet management and client information display ( CID), CID management. The system has compensated the shortage of the current telephone. Meanwhile, design principle function and project of the system have been introduced.
出处
《科学技术与工程》
2007年第17期4480-4483,共4页
Science Technology and Engineering
关键词
留言管理
FSK
DTMF
来电显示
leave message management FSK DTMF client information display