24GHz Radar: Multi-Target Speed & Distance Detection Solution

The LDL508PRO is a high-performance 24GHz radar sensor specifically designed for detecting multiple dynamic and static targets within a defined range. Operating in FMCW (Frequency-Modulated Continuous Wave) mode with a compact, non-contact design, this radar sensor delivers exceptional speed and distance measurement accuracy for a wide range of applications, from bicycles and passenger vehicles to industrial and security systems.

1. Advanced 24GHz Radar Technology

As a sophisticated 24GHz radar sensor, the LDL508PRO utilizes advanced millimeter-wave technology to reliably detect up to 9 targets simultaneously at distances up to 140 meters. The FMCW modulation scheme ensures stable performance across diverse environmental conditions, making it an ideal choice for speed and distance measurement in both dynamic and static target detection scenarios.

2. Key Features of This Radar Sensor

2.1 Long-Range Distance Measurement

• Maximum range: 140 meters

• Ranging accuracy: ±0.1m

• Minimum detection distance: reliable close-range detection

2.2 High-Precision Speed Measurement

• Speed measurement range: 0 ~ 180 km/h

• Speed measurement accuracy: 0.1 km/h

• Supports both approaching and departing target identification

2.3 Multi-Target Detection Capability

• Maximum targets: 9 targets simultaneously

• Detects both static and dynamic targets

• Flexible output modes: single-target and multi-target formats

2.4 Flexible Configuration Options

• Threshold adjustment (CFAR): 1 ~ 100 (default 5)

• Speed limit filtering: upper (0~180 km/h) and lower limits

• Distance filtering: range 0~140 meters

• Direction filtering: filter positive (departing) or negative (approaching) speeds

• Static target detection: enable/disable

• Frame rate control: 1 ~ 100 (default 10)

• Output modes: single-target, multi-target, and multi-target with SNR output

• High-level output hold time: 0 ~ 60 seconds

• Noise filtering (SNR): 0 ~ 100 (default 5.0)

• Baud rate: 4800 ~ 460800 bps (default 115200)

2.5 Robust Environmental Adaptability

• Operating temperature: -45℃ ~ +85℃

• Operating humidity: < 93% RH

• Working voltage: 9 ~ 24V DC

• Working current: 25mA (typical) – ultra-low power consumption

2.6 Compact & Rugged Design

• Dimensions: 52.00 × 50.23 × 20 mm

• Non-contact installation for easy integration

• Suitable for bicycles, passenger vehicles, and industrial applications

3. Extensive Application Scenarios

3.1 Automotive & Transportation

• Vehicle blind spot monitoring – detecting surrounding vehicles for lane change safety

• Rear cross-traffic alert – identifying approaching vehicles when reversing

• Forward collision warning – detecting obstacles and vehicles ahead

• Adaptive cruise control support – measuring distance and speed of preceding vehicles

• Parking assist systems – detecting obstacles during low-speed maneuvering

3.2 Two-Wheeler & Micromobility

• Bicycle rear collision warning – alerting riders to approaching vehicles from behind

• E-scooter safety systems – detecting surrounding traffic for urban commuting

• Motorcycle blind spot detection – enhancing rider awareness on highways

• Last-mile delivery vehicle assistance – improving safety in congested urban environments

3.3 Industrial & Logistics

• Automated guided vehicle (AGV) collision avoidance – detecting obstacles in warehouses

• Forklift proximity warning – preventing accidents in loading zones

• Conveyor belt object detection – monitoring item flow and jams

• Crane and hoist obstacle detection – ensuring safe lifting operations

3.4 Traffic Management & Infrastructure

• Traffic flow monitoring – measuring vehicle speed and counting traffic volume

• Speed enforcement systems – accurate speed measurement for traffic law enforcement

• Toll collection systems – vehicle detection and classification at toll plazas

• Smart parking management – detecting vehicle presence in parking spaces

• Intersection vehicle detection – optimizing traffic light timing based on approaching traffic

3.5 Security & Surveillance

• Perimeter intrusion detection – identifying movement in restricted zones

• Access control systems – detecting vehicles and pedestrians at entry points

• Critical infrastructure protection – monitoring approaches to sensitive facilities

3.6 Smart City & IoT

• Automatic gate control – detecting approaching vehicles for barrier operation

• Intelligent street lighting – triggering lights based on moving targets

• Smart trash bin monitoring – detecting fill levels in waste management

• Public transportation priority – detecting approaching buses for signal priority

4. Dual Protocol Support

The LDL508PRO supports two communication protocol formats:

• HEX format: 14-byte data response, little-endian format

• ASCII format: Human-readable text output

Both protocols support comprehensive configuration commands including:

• Mode switching (single-target / multi-target / multi-target with SNR)

• Threshold and sensitivity adjustment

• Speed and distance limit configuration

• Direction filtering and static target detection

• Baud rate and frame rate control

5. Why Choose the LDL508PRO Radar Sensor?

6. Conclusion

The LDL508PRO 24GHz radar sensor is a versatile multi-target detection solution that combines long-range distance measurement, high-precision speed detection, and flexible configuration options. Whether used in automotive safety systems, bicycle collision warning, industrial automation, traffic management, or smart city infrastructure, this robust radar sensor delivers reliable performance in the most demanding environments.

For technical datasheets, sample testing, or volume pricing, please contact our sales team.