A 155 µW 88-dB DR Discrete-Time ΔΣ Modulator for Digital Hearing Aids Exploiting a Summing SAR ADC Quantizer.
Serena PorrazzoAlonso MorgadoDavid San Segundo BelloFrancesco CannilloChris Van HoofRefet Firat YaziciogluArthur H. M. van RoermundEugenio CantatorePublished in: IEEE Trans. Biomed. Circuits Syst. (2013)
Keyphrases
- delta sigma
- sigma delta
- noise shaping
- hearing aids
- analog to digital converter
- high order
- synthetic aperture radar
- image coding
- error diffusion
- image reconstruction
- sar images
- image sensor
- markov chain
- speech signal
- finite state
- coding scheme
- information retrieval
- image coder
- rate distortion
- image quality
- wavelet transform
- pattern recognition