Phase detector

Rarity: Common

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At a glance

Class

Notion

Domain

Science and technology

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What Wikipedia says

A phase detector or phase comparator is a frequency mixer, analog multiplier or logic circuit that generates a signal which represents the difference in phase between two signal inputs.

Excerpt from the Wikipedia article “Phase detector”, under the CC BY-SA 4.0 license. Read the article on Wikipedia

Image: Arnero, CC BY-SA 3.0, via Wikimedia Commons.