Investigation on Estimator of Chirp Rate and Initial Frequency of LFM Signals Based on Modified Discrete Chirp Fourier Transform.
Jun SongYihan XuYunfei LiuYingnan ZhangPublished in: Circuits Syst. Signal Process. (2019)
Keyphrases
- fourier transform
- frequency spectrum
- signal processing
- frequency domain
- power spectral density
- discrete fourier transform
- hartley transform
- fourier coefficients
- radon transform
- fourier analysis
- phase difference
- instantaneous frequency
- bandpass
- fourier domain
- log polar
- low frequency
- image processing
- frequency modulation
- fractional fourier transform
- fast fourier transform
- high frequency
- correlation function
- maximum likelihood
- machine learning