lite Asymmetric Digital Subscriber Line (ADSL) modems and some Very-high-speed Digital Subscriber Line (VDSL) modems rely on discrete multitone modulation (DMT).

• Lite 标准的非对称数字用户环路(ADSL)和甚高速数字用户环路(VDSL)都采用离散多音频(DMT)作为调制编码技术。