Fig. 3
From: A recognition algorithm of VGPO jamming based on discrete chirp-Fourier transform

The estimated frequencies and chirp rates of target echo and jamming signal versus time. a Linear scenario. b Non-linear scenario
From: A recognition algorithm of VGPO jamming based on discrete chirp-Fourier transform
The estimated frequencies and chirp rates of target echo and jamming signal versus time. a Linear scenario. b Non-linear scenario