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ＡＤＳＬ技术是一种调制技术，在双绞铜线的两端分别接入ＡＤＳＬ调制解调器，即可利用其高频宽带特性传送高速数据。本文全面阐述了实现用户线高速化的ＡＤＳＬ技术及其应用。一、ＡＤＳＬ技术的导入 数字用户线（ ｘＤＳＬ： Ｄｉｇｉｔａｌ Ｓｕｂｓｃｒｉｂｅｒ Ｌｉｎｅ）
ADSL technology is a modulation technology, access to ADSL modems at both ends of twisted pair copper wire, you can use its high-frequency broadband features to send high-speed data. This paper comprehensively expounds the ADSL technology and its application to realize the high-speed subscriber line. First, the introduction of ADSL technology Digital Subscriber Line (xDSL: Digital Subscriber Line)