V2EX multimode fiber

Multimode Fiber

定义 Definition

多模光纤:一种光纤类型,具有较大的纤芯(常见为 50/125 m 或 62.5/125 m),允许多条光路(多种传播模式)同时传输光信号。通常用于短距离数据通信(如楼宇内部、数据中心内部),常与 LED 或 VCSEL 等光源配合使用。(注:与单模光纤相对;单模更适合长距离。)

发音 Pronunciation

/mltimod fabr/

例句 Examples

Multimode fiber is common in office networks and data centers.
多模光纤在办公网络和数据中心中很常见。

Although multimode fiber is cheaper and easier to install, it has higher signal dispersion, so it’s usually used for shorter links than single-mode fiber.
虽然多模光纤更便宜、也更容易安装,但它的信号色散更大,因此通常比单模光纤更适用于更短的链路。

词源 Etymology

multimode 由 *multi-*(“多、多个”)+ mode(“模式、传播方式”)组成;fiber(美式拼写,英式常作 fibre)意为“纤维/纤维状材料”。合起来指“允许多种传播模式的光纤”。

相关词 Related Words

文学作品用例 Literary Works

该术语属于现代通信工程与网络布线领域的技术词汇,更常见于标准文档、工程教材与行业白皮书(例如以太网与光纤布线相关资料),而非传统文学作品中。

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