Electronically scanned RF-to-bits beam aperture arrays using 2-D IIR spatially bandpass digital filters.
Arjuna MadanayakeChamith WijenayakeRimesh M. JoshiMohammad AlmalkawiLeonid BelostotskiLen T. BrutonVijay Kumar DevabhaktuniPublished in: Multidimens. Syst. Signal Process. (2014)
Keyphrases
- digital filters
- bandpass
- phased array
- frequency band
- transfer function
- infinite impulse response
- frequency domain
- low pass
- discrete wavelet transform
- subband
- low pass filter
- geometric distortions
- low frequency
- high frequency
- textured images
- finite impulse response
- zero crossing
- natural images
- wavelet packet
- high resolution
- wavelet decomposition
- high quality
- image enhancement
- image registration
- wavelet transform
- image analysis