The purpose of this artical is to describe some problem that arise while receiving sequentia(?) tone code in mobile telephone system with tuning fork filter.

• 在移动电话系统中,采用单音时序码的无线信令是比较适合我国目前实际情况的。本文主要对用音叉滤波器接收音频时序码的有关问题提出一些分析和讨论意见。