A Phase-Encoded Voice Features Extraction Circuit Using Digital Mixers and Analog Filters based on Ring Oscillators.
Ruben GarviEric GutierrezVictor MedinaLuis HernándezPublished in: ISCAS (2022)
Keyphrases
- features extraction
- circuit design
- sigma delta
- mixed signal
- analog circuits
- analog vlsi
- digital circuits
- automatic classification
- frequency response
- feature extraction
- single phase
- character recognition
- low power
- wavelet transform
- phase locked loop
- data conversion
- high speed
- training data
- extracted features
- multiresolution
- cmos technology
- license plate
- gabor filters
- edge detection
- high quality