terminal multiplexer

It is important to use the correct setup method, because the sub-rate multiplexer must act according to the different terminal equipment setup parameters.

由于子速率接口板在使用时参数的设置需要视终端设备而定，因此掌握正确的设置方法，是用好子速率板的关键。

The mapping and multiplexing unit is a very important part of SDH Add _ Multiplexer and Terminal Multiplexer.

映射复用单元是同步数字序列(SDH)分插复用器和终端复用器的关键部分.

The E1 multiplexer which the dissertation focuses on is a subsystem of the 2.5G terminal multiplexer ( the specific demultiplexer of SDH).

本文所研究的E1映射复用模块，是2.5G终端复用器（SDH专用分接器）的一个子系统，它所实现的功能就是从STM-1中分接出E1信号以及把E1信号复用进STM-1。

SDH equipment can implement all kinds of function in the transmission network. According to the different function, the common SDH equipments include terminal multiplexer ( TM), add-drop multiplexer ( ADM), regenerator ( REG), data cross connect ( DXC).

SDH设备用来完成传输网络的各种功能，根据完成的功能不同，常见的SDH设备可以分为四种，包括终端复用器TM，分插复用器ADM，再生中继器REG，数字交叉连接设备DXC。

The mapping and multiplexing unit is a very important part of SDH Add_Drop Multiplexer and Terminal Multiplexer.

映射复用单元是同步数字序列（SDH）分插复用器和终端复用器的关键部分。