subscriber line

Subscriber Line Cross Connect System for Optical Access Network

光纤接入网的用户线交叉连接系统

Subscriber line interface circuit is an important part of digital program-controlled switching system .

模拟用户线接口电路是数字程控交换系统的重要组成部分。

The Technology of Very high rate Digital Subscriber Line

甚高速数字用户线VDSL技术

The Subscriber Line Measurement Technique for Integrated Services Access Network

综合业务接入网的用户线路测量技术

The Design of a Subscriber Line Interface Circuit in Satellite Communication Terminal

卫星通信终端中话音接口电路的设计

Analysis on Public Network Subscriber Line for ADSL Service

市话用户线路承载ADSL业务的分析

Implementation of high bit rate digital subscriber line dynode system

超级数字用户线路倍增系统的实现

Telephone Subscriber Line Information Management System

电话用户线路信息管理系统

A new kind of subscriber line testing system for SPC exchanges is introduced .

介绍一种新型的程控交换机用户线测试系统。

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

A Highly Reliable Double Microcomputer System for Subscriber Line Concentrators

程控用户集中器的高可靠性双微机系统

Design and Realization of Subscriber Line Circuit PCB

用户电路板的设计与实现

A Subscriber Line Interface Circuit Using High Voltage Analog / I2L Compatible Technology

采用高压模拟/I~2L兼容工艺的用户线接口电路设计

Automatic Connection System for Subscriber Line Trunk

用户中继热线自动接续系统

Convergence Property of Echo Canceller for Digital Subscriber Line Transmission

数字用户线传输中回波抵消器的收敛特性

Market Prospects of Digital Subscriber Line

数字用户线的市场展望

Extending subscriber line using IP network

通过IP网络延伸电话用户线

HDSL : High bit rate DSL ADSL Asymmetric Digital Subscriber Line

高比特率数字订阅线路

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

Automatic subscriber line testing equipment

用户线自动测试设备

Subscriber Line Testing System for SPC Exchanges

程控交换机用户线测试系统

Research of Time Domain Equalization Algorithm in Digital Subscriber Line System and ADSL Transceiver System on a Chip Design

DSL系统时域均衡算法研究及ADSL收发器片上系统设计

Study on Associated Strategies of ADSL Access Network Resource Allocation and Pricing ADSL Asymmetric Digital Subscriber Line

非对称数字用户线网络资源分配与计费

The double microcomputer system has been successfully used in the subscriber line concentrators and runs very well .

该双微机系统已用于程控市话用户集中器，取得了良好的效果。

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

Analyses the technical features of asymmetric digital subscriber line , applications and developable foreground on the Internet .

分析了非对称数字用户线的技术特点及其在Internet的接入和应用、发展前景。

Line coding is an important step in the design of full-duplex transmission system to support ISDN subscriber line basic access .

在ISDN用户线基本接入全双工传输系统的设计中，线路编码是重要的一步。

The third is the ability of the network to provide a variety of data communications services over a single digital subscriber line .

第三个主要益处是在单独的数字用户线上提供各种数据传输业务的能力。

Presently , Asymmetric Digital Subscriber Line ( ADSL ) wideband technique is paid attention to extremely .

目前，非对称数字用户环路ADSL宽带技术倍受关注。

Asymmetric Digital Subscriber Line

非对称数字用户线路