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单词 Duobinary
释义

Duobinary

中文百科

交替反转码 Bipolar encoding

(重定向自Duobinary)

交替反转码(Alternative Mark Inversion,简称AMI)是一种适用于基带传输的编码方式,取代高电平的有无这样的传输方式,而采用双极性,即高低电平来作为传输信息的方式。

英语百科

Bipolar encoding 交替反转码

(重定向自Duobinary)
An example of bipolar encoding, known as AMI (Alternate mark inversion).

In telecommunication, bipolar encoding is a type of line code, where two nonzero values are used, so that the three values are +, −, and zero. Such a signal is called a duobinary signal. Standard bipolar encodings are designed to be DC-balanced, spending equal amounts of time in the + and − states.

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更新时间:2025/6/21 6:00:57