V2EX dwdm

DWDM

释义 Definition

DWDMDense Wavelength Division Multiplexing 的缩写,中文常译为密集波分复用:一种光纤通信技术,把多路不同波长(颜色)的光信号同时在同一根光纤中传输,以显著提升带宽与传输容量。(也常写作 dwdm

发音 Pronunciation (IPA)

/di dbl.ju di m/

例句 Examples

DWDM allows many data channels to travel through a single optical fiber.
DWDM 允许多路数据通道通过同一根光纤传输。

By upgrading the backbone to DWDM, the provider expanded capacity without laying new fiber, reducing costs and downtime.
通过将骨干网升级为 DWDM,运营商无需铺设新光纤就扩容,从而降低成本并减少停机时间。

词源 Etymology

DWDM 属于首字母缩略词(initialism),来自 Dense(密集的) + Wavelength(波长) + Division(分割) + Multiplexing(复用)。该术语在光纤通信与城域网/骨干网扩容的工程语境中广泛使用,用来强调“波长间隔更密、可承载更多通道”的 WDM 方案。

相关词 Related Words

文学与著作作品 Literary Works

  • Optical Fiber Communications(Gerd Keiser)
  • Fiber-Optic Communication Systems(Govind P. Agrawal)
  • Optical WDM Networks: Principles and Practice(相关专业教材/专著中常见术语与章节主题)
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