R24VD1B 2.4GHz mmWave Human Presence Detection Radar Sensor
The R24VD1B is a millimeter-wave radar sensor utilizing 2.4GHz FMCW technology. With an ultra-compact form factor of just 35×30×5mm, it delivers advanced capabilities including stationary human detection and vital signs monitoring. It supports motion sensing up to 12 meters and human presence detection within 5.5 meters, featuring a wide 90° horizontal field of view and a rapid response time of ≤0.5 seconds. Designed for smart appliances, office energy management, sleep monitoring, and security systems, it operates reliably unaffected by ambient light or temperature fluctuations.
Classification:
Millimeter Wave Radar Module
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Product Description
R24VD1B 2.4GHz mmWave Human Presence Detection Radar Sensor
High-Precision Solution for Stationary Human Detection & Vital Signs Monitoring
Precise Human Sensing
Detects motion, micro-motion, and stationary humans with a range of up to 12 meters
Vital Signs Monitoring
Capable of detecting respiration, heartbeat, and other vital signs for healthcare scenarios
Ultra-Compact Design
Compact size of 35×30×5mm for easy integration into various devices
Strong Environmental Adaptability
Unaffected by temperature, humidity, light, airflow, and other environmental factors
Product Overview
This product is a millimeter-wave radar sensor based on 2.4GHz FMCW technology, featuring stationary human detection and vital signs monitoring capabilities. With an ultra-compact size of only 35mm×30mm×5mm, it supports motion sensing up to 12 meters and human presence detection within 5.5 meters. It features a wide 90° horizontal field of view and a response time of ≤0.5 seconds. Designed for smart appliances, office energy saving, sleep monitoring, and security systems, it remains unaffected by environmental light and temperature, ensuring stable and reliable operation.
Core Features
Stationary Human Detection
Breakthrough technology capable of detecting completely stationary individuals
Vital Signs Monitoring
Detects micro-movements from breathing and heartbeat
Smart Scene Recognition
Automatically identifies occupied/unoccupied states and activity levels
Environment Adaptive
Unaffected by temperature, humidity, noise, airflow, dust, or light
Fast Response
Detection time from unoccupied to occupied state is less than 0.5 seconds
Energy-Efficient Design
Low power consumption suitable for battery-powered devices
Technical Specifications
| Product Model | R24VD1B |
|---|---|
| Dimensions | 35mm × 30mm × 5mm |
| Interface Type | Pitch 2.0mm double-row pin header |
| Antenna Beam | Horizontal 90° / Vertical 60° (Fan-shaped coverage) |
| Operating Frequency | 60-64GHz (2.4GHz millimeter-wave band) |
| Detection Range |
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| Detection Time |
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| Technology | Frequency Modulated Continuous Wave (FMCW) Radar |
Application Scenarios
Smart Appliances
Smart sensing control for TVs, bathroom heaters, AC units, etc.
Office Energy Saving
Auto power-off for AC and lighting when unoccupied
Sleep Monitoring
Sleep quality monitoring and sleep cycle tracking
Home Security
Intrusion detection and alarm systems
Smart Access
Automatic door and elevator control
Healthcare
Elderly care and vital signs monitoring
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