Signal Processing Method and Evaluation Method for Weak Doppler Signal Detection

When the amplitude of the laser Doppler signal is less than that of the noise amplitude, the speed information cannot be identified. In this paper, the recognition of weak Doppler signals is accomplished by superimposing multiple-frame Doppler signals in the frequency domain and eliminating the base...

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Bibliographic Details
Main Authors: Chongbin Xi, Jian Zhou, Xiaoming Nie, Shilong Jin
Format: Article
Language:English
Published: MDPI AG 2025-06-01
Series:Sensors
Subjects:
Online Access:https://www.mdpi.com/1424-8220/25/12/3775
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