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   Articles with "sky screen" as a keyword



Calibration method of light-screen plane equation of sky screen vertical target

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recommendations! Published in 2018 at "Optik"

DOI: 10.1016/j.ijleo.2017.11.008

Abstract: Abstract In order to ameliorate the measurement precision of projectile flight parameters of continuous rapid-firing weapon, the spatial structure of light-screen array of sky screen vertical target is required to be calibrated precisely. In this… read more here.

Keywords: target; vertical target; sky screen; screen vertical ... See more keywords

On-sate calibration method of target distance of the sky screen target velocity measuring system

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recommendations! Published in 2019 at "Optik"

DOI: 10.1016/j.ijleo.2018.09.150

Abstract: Abstract For the projectile velocity accuracy problem of sky screen target velocity measurement system under the condition of shooting range test site environment, a calibration method of the target distance parameter of sky screen target… read more here.

Keywords: target distance; velocity; distance; screen target ... See more keywords

A Projectile Signal Recognize Algorithm Using Variational Mode Decomposition and Wavelet Mode Maximum Fusion in Sky Screen Sensor and Its Application

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recommendations! Published in 2024 at "IEEE Sensors Journal"

DOI: 10.1109/jsen.2024.3484457

Abstract: To improve the measurement accuracy of projectile velocity and the recognition rate of projectile signal in the projectile’s velocity test system, this article proposes a projectile signal recognize algorithm using variational mode decomposition (VMD) and… read more here.

Keywords: screen; mode maximum; wavelet mode; projectile signal ... See more keywords

The WOA-VMD Combined with Improved Wavelet Thresholding Method for Noise Reduction in Sky Screen Target Projectile Signals

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recommendations! Published in 2025 at "Symmetry"

DOI: 10.3390/sym17111908

Abstract: Aiming at the problem of low signal-to-noise ratio of the projectile signal output by the sky screen sensor, the symmetrical characteristics of the projectile signal and the noise sources were analyzed, and a joint denoising… read more here.

Keywords: projectile signal; sky screen; projectile signals; signal noise ... See more keywords