V2EX tdm

TDM

Definition / 释义

TDM 常指 Time Division Multiplexing,中文常译为时分复用:一种把同一条传输线路的时间切成多个时隙,让多路信号轮流在各自时隙内传输的通信技术。
(在非正式网络语境中,TDM 也可能指俚语缩写 too damn much,表示“太过了/太多了”。)

Pronunciation / 发音

/ti di m/

Examples / 例句

TDM lets several phone calls share one line.
TDM 让多路电话通话共享同一条线路。

In digital telephony, TDM frames divide time into slots so each channel can transmit data in turn with precise synchronization.
在数字电话系统中,TDM 帧把时间划分为时隙,使每个信道在精确同步下轮流传输数据。

Etymology / 词源

TDM 是由术语 Time Division Multiplexing 的首字母缩写形成的首字母缩略词(initialism),在通信与网络工程领域广泛使用,用来与 FDM(频分复用)等概念相对。

Related Words / 相关词

Literary Works / 文学作品

  • Digital Communications(John G. Proakis):讨论数字通信中的复用与帧结构(含 TDM)。
  • Data and Computer Communications(William Stallings):介绍通信系统与多路复用技术(含 TDM)。
  • Communication Systems(Simon Haykin):在通信系统章节中讲解复用方法(含 TDM)。
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