Chirp signal detection using FFT peak frequency difference [Correspondence].
Chi-Hao ChengLihyeh L. LiouJames B. Y. TsuiDavid M. LinPublished in: IEEE Trans. Aerosp. Electron. Syst. (2016)
Keyphrases
- signal detection
- fourier transform
- weak signal
- frequency domain
- low frequency
- fast fourier transform
- signal processing
- low signal to noise ratio
- instantaneous frequency
- point correspondences
- fractional fourier transform
- space variant
- spatial domain
- fourier domain
- short time fourier transform
- correspondence matching
- floating point
- log polar
- neural network
- subband
- computer vision
- denoising
- pattern recognition