An analog sigma-delta modulator with shared operational amplifier for low-power class-D audio amplifier.

Jinho Noh Jisoo Lee Changsik Yoo

Published in: IEICE Electron. Express (2015)

Keyphrases

sigma delta
low power
image sensor
high power
dynamic range
wide dynamic range
high speed
power consumption

low cost
single chip
vlsi architecture
mixed signal
cmos technology
high order
multimedia
logic circuits

signal processing
digital camera
matlab simulink
video camera
low power consumption
high density
cmos image sensor
transfer function

ultra low power
imaging systems
control algorithm
markov random field
higher order
digital images
image sequences