line concentrator

In this paper, multiple fault detection of line concentrator time switch in SPC switching system is discussed.

本文研究程控数字电话交换机中用户集中器时分接线器（LTSW）的多故障检测。

A Program Controlled Subscribe Line Concentrator Of Inter& Exchange Function

一种具有内部交换功能的程控用户集中器

This paper presents the system architecture and performances of the 128-line subscriber's line concentrator controlled by the stored program. Some major technical problems encountered in the designing of the system are also described.

本文介绍了128线程控用户集线器的系统结构、性能及研制中的几个主要技术问题。

The principle is modulating the signals onto the power line using confluence box, transmit through the power line, and read out at the other end of the line by concentrator, restore the information and data.

原理是将汇流箱监测的信息调制到电力线上，通过电力线传导，在线路另一端通过集中器采集信号，还原信息数据，送至监控中心。

The third chapter discusses the design and implementation of the wireless communication between supervisory computer and concentrator and the power line carrier communication between concentrator and single lamp survey control terminal.

第三章详细介绍了监控主机和集中器的无线通信以及集中器和单灯测控终端的电力线载波通信这两级通信机制的具体设计和实现；

Applications of Full Duplex Communication in Subscriber Line Concentrator

全双工通信在用户线路集中器中的应用

Main products to require: branch exchange, concentrator, lines etc.

所需的主要网络产品: 交换机, 集线器, 超五类线等.