telephone subscriber

This telephone communication system can use the computer network to transmit and switch the data stream for the telephone subscriber in a high speed. In this paper the telephone termination of the telephone communication system which adopts the technic of the computer, electronic and communication is designed.

本文提出了利用计算机网络来实现电话用户音频数据流的高速传输及交换的计算机网络电话通信系统，从而研制了基于计算机技术、电子技术和通信技术的计算机网络电话通信系统的用户终端。

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The principle, characters and realization method of long distance automatic connection between two subscriber's exchanges with loop carrier telephone terminal are presented.

提出了两台用户交换机之间通过环路载波机进行远距离自动转接的方案，并给出其原理、特点和实现方法。

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Telephone Subscriber Data Management System

电话用户数据管理系统

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The finished facsimil terminal can complete voice communication with any telephone subscriber, and aslo send the fax file of the facsimile file stored in outside RAM to a G3 fax-machine in PSTN network.

完成后的无线传真平台能够进行语音通话，还可以给G3传真机发送外部RAM中存储的传真文件。

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A subscriber to a telephone party line.

电话系统失灵了.

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The Echo Canceller for the Telephone Subscriber Loop Stretcher

电话用户环路延伸器中的回波抵消器

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Designing of the Telephone Subscriber Maintenance and Management System Based on ASP

基于ASP的电话用户维护管理系统设计

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Application Technology of Cheap to Bring About Half-Automatic Continuation and Extension for Urban Telephone Subscriber Line

实现半自动接续和市话用户线路延伸的廉价实用技术

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The Content of this article is about a design scheme of a 110 reporting to police system based on city telephone subscriber Line.

介绍了一种基于市话用户线的110报警系统的设计方案。

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The number of telephone lines connecting the subscriber's terminal equipment to the public switched network and which have a dedicated port in the telephone exchange equipment.

连接用户终端设备和公用交换网并具有一个电话交换设备专用端口的电话线数。

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XDSL have been considered the one of the technologies which have the good fortune and feasibility in recent years. xDSL systems are built upon the existing twisted-pair telephone subscriber loop plant and can provide different bandwidth by different modulation technologies, so different transmission rates are fulfilled.

xDSL技术被看作近年来最具发展前途和可行性的主流技术之一，xDSL是以现有的入户铜绞线为介质基础，通过不同的调制方式提供不同的带宽，从而实现不同速度的网络用户接入技术。

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This paper describes an important part of subscriber line interface circuit in digital telephone switching systems the new generation Codec based on DSP ( Digital Signal Processing) and ΣΔ modulation technologies.

介绍了数字电话系统中用户线接口电路的一个重要电路&基于数字信号处理（dsp）和∑Δ调制技术的新一代编解码器（codec）。

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Telephone Subscriber Line Information Management System

电话用户线路信息管理系统

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A kind of 110 Reporting-to-police System Based on City Telephone Subscriber Line

一种基于市话用户线的110报警系统

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