Last Updated
：2025/11/20
group velocity
Noun
Japanese Meaning
群速度：変調された進行波のエンベロープ（包絡線）の伝搬速度であり、その中に含まれる情報やエネルギーの伝搬速度として考えられる物理量。
（ plural ）
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(physics) the propagation velocity of the envelope of a modulated travelling wave, which is considered as the propagation velocity of information or energy contained in it.
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group velocity
The group velocity determines how quickly information is carried by the pulse through the fiber.
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The group velocity determines how quickly information is carried by the pulse through the fiber.
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