Extraction of Weak Harmonic Target Signal from Ionospheric Noise of High Frequency Surface Wave Radar.
Xiaolong ZhengBangjie LiDaqiao ZhangDi YaoXuguang YangPublished in: IEICE Trans. Fundam. Electron. Commun. Comput. Sci. (2024)
Keyphrases
- high frequency
- low frequency
- high frequencies
- visual quality
- high frequency components
- high resolution
- subband
- discrete wavelet transform
- wavelet transform
- received signal
- frequency band
- wavelet coefficients
- signal processing
- low pass
- signal to noise ratio
- high pass
- frequency domain
- harmonic maps
- low and high frequency
- weak signal
- blocking artifacts
- wavelet decomposition
- range data
- random noise
- vibration signal
- multiresolution
- wavelet domain
- noise level
- radar signal
- super resolution