High-Resolution Multi-Channel Frequency Standard Comparator Using Digital Frequency Measurement

The rapid improvement accuracy of the atomic frequency standard puts forward higher requirements for the measurement resolution of the atomic frequency standard comparison system. To overcome the defect that the single zero-crossing point detection is sensitive to noise in the traditional dual mixer...

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Bibliographic Details
Main Authors: Bo Xiao, Ya Liu, Xiaohui Li, Zhifeng Deng, Yanrong Xue
Format: Article
Language:English
Published: MDPI AG 2021-08-01
Series:Sensors
Subjects:
Online Access:https://www.mdpi.com/1424-8220/21/16/5626