A 64-fJ/Conv.-Step Continuous-Time Sigma Delta Modulator in 40-nm CMOS Using Asynchronous SAR Quantizer and Digital Delta Sigma Truncator.
Hung-Chieh TsaiChi-Lun LoChen-Yen HoYu-Hsin LinPublished in: IEEE J. Solid State Circuits (2013)
Keyphrases
- delta sigma
- noise shaping
- analog to digital converter
- sigma delta
- image sensor
- image coding
- error diffusion
- dynamic range
- video camera
- cmos technology
- high speed
- low power
- subband
- low cost
- digital camera
- image processing algorithms
- real time
- cmos image sensor
- filter bank
- metal oxide semiconductor
- wavelet transform
- power consumption
- digital images
- image quality
- single chip
- image coder
- gray scale
- imaging systems
- dynamic scenes