Method, apparatus and system for wireless vital monitoring using radio frequency signals
The system uses wireless channel information to track keystrokes and monitor heart rate variability, addressing portability and privacy concerns, and provides accurate, non-contact motion detection with proximity awareness, enhancing smart device functionality.
Patent Information
- Application Number
- JP2025152570
- Authority / Receiving Office
- JP · JP
- Patent Type
- Applications
- Current Assignee / Owner
- Priority Date
- 2021-03-27
- Filing Date
- 2025-09-12
- Publication Date
- 2026-01-21
AI Technical Summary
Existing technologies for wireless motion tracking, vital signs monitoring, and proximity sensing face challenges such as portability issues with physical keyboards, privacy concerns with vision-based approaches, discomfort with wearable sensors, and the need for accurate, non-contact HRV monitoring, as well as limitations in motion detection and localization for smart devices.
A system utilizing wireless channel information (CI) to track keystrokes, monitor heart rate variability, and detect motion proximity by processing wireless channel information, including systems and methods for wireless devices to transmit and receive signals, acquire time series of CI, and calculate proximity information.
Enables accurate, non-contact tracking of keystrokes and heart rate variability, and reliable motion detection with proximity awareness, overcoming portability and privacy issues while reducing the need for specialized hardware and complex setups.