A 0.5V <4µW CMOS photoplethysmographic heart-rate sensor IC based on a non-uniform quantizer.
Mohammad AlhawariNadya AlbelooshiMichael H. PerrottPublished in: ISSCC (2013)
Keyphrases
- heart rate
- image sensor
- blood pressure
- cmos image sensor
- heart rate variability
- sensor networks
- sensor data
- vector quantization
- physical activity
- physiological signals
- high speed
- real time
- ecg signals
- low power
- low cost
- focal plane
- integrated circuit
- coding scheme
- power consumption
- vital signs
- image compression
- video camera
- power supply
- dynamic range
- quadtree
- data mining
- vector quantizer
- statistical analysis
- data streams
- information systems