A bit-constrained sar adc for compressive acquisition of frequency sparse signals.
Andrew E. WatersCharles K. SestokRichard G. BaraniukPublished in: ICASSP (2012)
Keyphrases
- compressive sensing
- signal reconstruction
- signal processing
- spectrum analysis
- random projections
- frequency spectrum
- frequency modulation
- sparse representation
- signal acquisition
- synthetic aperture radar
- bandpass
- analog to digital converter
- short time fourier transform
- image reconstruction
- fundamental frequency
- weak signal
- received signal
- frequency hopping
- phased array
- sar images
- instantaneous frequency
- signal noise ratio
- image representation
- independent component analysis
- parameter estimation
- frequency domain
- band limited
- automatic target recognition
- high dimensional
- sparse data
- data acquisition
- image compression
- fourier transform
- principal component analysis