In-Cabin Vital Signs Monitoring Using 60 GHz Radar
Real-Time Implementation on Cadence DSPs
Single-Person & Child Presence Detection on Cadence HiFi 1 DSP
Showcased at Embedded World 2026, this demo demonstrates how 60 GHz radar and Cadence HiFi 1 DSP enable contactless, real-time monitoring of vital signs for both children and drivers.
Key Highlights
- Child Presence Detection: Ensures child presence monitoring in vehicles, supporting essential safety standards for in-cabin detection.
- HiFi DSP-Optimized Processing: Optimized for high-speed, low-latency processing, enabling real-time radar-based vital-sign extraction.
- Contactless & Privacy-Preserving: Radar-based contactless monitoring ensures privacy while delivering accurate detection of vital signs without wearables or cameras.
Radar Signal Pipeline
The optimized pipeline enables real-time processing of radar signals from raw ADC input through vital-sign extraction and seat occupancy detection.
Performance at a Glance
- Boosted Performance: Processes radar data at 23 FPS, delivering a 110× speed over baseline.
- Key Modules:
- Range & Doppler: 317× improvement
- Angle Beamforming: 60× improvement
- Detection to Phase Sample: 60× improvement
(Detailed performance metrics available in the video)
MulticoreWare Value-Add
- Optimized Radar Signal Processing: MulticoreWare delivers optimized radar signal processing, ensuring precise, real-time monitoring of occupant health.
- HiFi DSP & Hardware Optimization: By leveraging HiFi DSP’s architecture, MulticoreWare achieves low-latency and energy-efficient processing, maximizing radar performance
- Edge AI Integration: Combines radar sensing with intelligent algorithms for actionable insights, ensuring continuous monitoring and occupant awareness.
Multi-Person Vital Signs Detection on Vision P6 DSP
Showcased at CES 2025 on the SemiDrive platform, this demo uses the Cadence Vision P6 DSP to process in-cabin radar data for real-time monitoring of multiple occupants.
Performance:
- Processes radar data at 31,818Â FPS
- Achieves a 102× efficiency improvement compared to baseline
(Detailed performance metrics available in the video)
