论文部分内容阅读
文章系统描述了五音顺发信令的含义、组成及特征。五音频序列的编码解码器的工作原理、工作过程以及在上海地铁一号线移动通信中的应用。
The article systematically describes the meaning, composition and characteristics of five-tone smooth signaling. Five audio sequence codec working principle, working process and the Shanghai Metro Line 1 mobile communications applications.