Undersampling RF-to-digital CT ΣΔ modulator with tunable notch frequency and simplified raised-cosine FIR feedback DAC.
Sohail AsgharRocío del RíoJosé M. de la RosaPublished in: ISCAS (2013)
Keyphrases
- delta sigma
- relevance feedback
- sigma delta
- medical images
- noise shaping
- ct scans
- filter bank
- x ray
- filter design
- finite impulse response
- max csp
- euclidean distance
- ct images
- low frequency
- three dimensional
- computerized tomography
- frequency response
- phase locked loop
- computed tomography
- fir filters
- radio frequency
- high order
- medical imaging
- basis functions
- image reconstruction
- image analysis