A 196μW, Reconfigurable Light-to-Digital Converter with 119dB Dynamic Range, for Wearable PPG/NIRS Sensors.
Qiuyang LinJiawei XuShuang SongArjan BreeschotenMario KonijnenburgMingyi ChenChris Van HoofFilip TavernierNick Van HelleputtePublished in: VLSI Circuits (2019)
Keyphrases
- dynamic range
- imaging sensors
- transfer function
- image sensor
- light intensity
- cmos image sensor
- wide dynamic range
- high dynamic range
- image capture
- sensor networks
- data conversion
- low cost
- liquid crystal
- high dynamic range images
- real time
- video camera
- tone mapping
- spatially varying
- signal to noise ratio
- heart rate
- activity recognition
- hardware implementation
- image enhancement
- single chip
- control method
- high resolution