ainstein stands at the forefront of developing mmWave radar sensing technologies tailored for drones and robotics. Our cutting-edge sensors facilitate clever navigation and flight for UAVs (unmanned aerial vehicles) and autonomous systems, ensuring unparalleled accuracy and efficiency in complex and dynamic settings.
We have provided cost-effective, scalable, and dependable solutions to numerous clients across 40 nations, successfully executing projects in various sectors, including:
- Smart Agriculture
- Drone Delivery Services
- Aerial Targeting
- Geophysical Surveys
- Beyond Visual Line of Sight (BVLOS)
Navigate to Section:
- US-D1 – All-Weather Radar Altimeter for UAVs
- LR-D1 – Long-Range Radar Altimeter for UAVs
- LR-D1 Pro – Dual-Band Radar Altimeter for Large VTOL Drones
- Imaging & Detection Radar for Autonomous Vehicles
- Applications
UAV Radar Altimeters
Benefits of Radar Altimeters for Drones
Radar technology, while similar to LiDAR, offers several meaningful advantages for altitude measurement in environments frequently encountered by drones and robotic vehicles.

- Radar operates effectively in heavy rain, snow, and fog without compromising performance.
- Radar is especially effective in environments with large water bodies,where LiDAR signals may be absorbed.
- Radar excels in dense vegetation, outperforming standard LiDAR in areas with bushes and tree canopies.
Additionally, radar surpasses vision-based technologies in several critical aspects.
| RADAR | LIDAR | VISION | |
| All-Weather Capability | ✓✓ | – | X |
| Operational Range | ✓✓ | ✓ | ✓✓ |
| Range Resolution | ✓ | ✓✓ | – |
| Velocity Detection | ✓✓ | – | X |
| Performance in low Light | ✓✓ | ✓ | XX |
| Privacy Considerations | ✓✓ | ✓ | – |
| Cost-Effectiveness | ✓✓ | XX | ✓ |
| Color and Contrast Detection | – | – | ✓✓ |
| BEST OVERALL |
Discover more: Radar Altimeters for uavs
US-D1
Compact All-Weather Radar Altimeter for UAVs
The US-D1 is a lightweight, compact airborne radar altimeter that delivers dependable measurements at distances of up to 50 meters. It ensures robust all-weather functionality,making it perfect for applications like cargo delivery,agricultural spraying,and low-altitude surveying and landings.
This low-SWaP device features a user-kind plug-and-play operation,requiring no calibration for PX4/Pixhawk platforms. It is certified by FCC, CE, and has an IP67 rating.
Learn more: US-D1 All-Weather Radar Altimeter
LR-D1
Long-Range Radar Altimeter for Commercial, Industrial & Tactical Drones
The LR-D1 is engineered to provide reliable and precise data even in low visibility and extreme weather conditions. With a robust design, it operates effectively at distances of up to 500 meters.
This heavy-duty airborne altimeter is tailored for large, high-speed UAVs, making it ideal for autonomous takeoff and landing, and also industrial and tactical applications such as cargo delivery, geophysical surveying, and target drones.
Learn more: LR-D1 UAV Long-Range Radar Altimeter
LR-D1 pro
Dual-Band Radar Altimeter for Larger VTOL Drones
The LR-D1 Pro is an enhanced version of our LR-D1 platform, utilizing dual antennas (24GHz and 60GHz) and advanced sensor fusion to achieve centimeter-level altitude measurement accuracy for critical applications.
This rugged sensor is designed to endure heavy-duty industrial conditions and is well-suited for high-speed operations with significant shock and vibration. It is perfect for larger VTOL drones and unmanned helicopters, and also industrial and tactical applications demanding the highest precision.It is indeed available with UART, CAN, 422, and 232 interfaces for compatibility with any project.
learn more: LR-D1 Pro Dual-Band Radar Altimeter
Product Comparison
|
US-D1 |
LR-D1 |
LR-D1 Pro |
|
| Frequency band | 24 GHz | 24 GHz | 24 GHz, 60 GHz |
| Bandwidth | 190 MHz | 250 MHz | 250 MHz |
| Power Consumption | 2W (at 5 Volts DC input) | 11W | <13W |
| Supply Voltage | 5V~13V DC (5.5V recommended) |
10 – 30 V | 10 – 30 V |
| Altitude Range | 0.5m – 50m | 0.7m – 500m | 0.30m – 500m |
| Altitude Precision | 6.0cm (< 1m), 4.0cm (> 1m) | 0.365m | 0.075m (<5m),0.364m (>5m) |
| Update Rate | 100 Hz | 40 Hz | 40 Hz |
| Field of View | Â43 ° x 30 ° | 43° Azimuth 30° Elevation | 43° Azimuth 30° Elevation |
| Operational Temperature range | -20 °C ~ 65 °C* | -40°C ~ +60°C | -40°C – 70°C |
| size | 108mm x 79mm x 20mm | 112mm x 102.5mm x 29mm | 148mm x 134mm x 35mm |
| Weight | 110g | 300g | 634g |
| Environmental Conditions | IP67 (with sealant) | IP67 | IP67 |
| interface | UART, CAN | RS-232, RS-422 | CAN, RS-232, RS-422 |
Imaging & Detection Radar for Autonomous Vehicles
O-79
Imaging Radar for Autonomous Vehicles
The O-79 is a compact imaging radar that delivers LiDAR-like image quality and exceptional accuracy, enhancing obstacle detection and avoidance for autonomous vehicles, including lawn mowers, street sweepers, and construction machinery.
Providing consistent performance irrespective of weather or lighting conditions, the O-79 enables precise target classification, distinguishing between vehicles and pedestrians effectively.
Learn more: O-79 Imaging Radar for Autonomous Vehicles
T-79
Short-Range Safety Radar for Autonomous Vehicles
The T-79 is a high-resolution automotive safety radar designed to enhance short-range situational awareness for semi- and fully-autonomous vehicles. Utilizing RF-CMOS IC technology, it boasts ultra-low power consumption at a competitive cost.
Multiple sensors can be integrated to provide high-resolution 360° detection in all weather and lighting conditions, enabling advanced features such as parking assistance, lane change support, and detection of cyclists and pedestrians.
Learn more: T-79 Short-Range Safety Radar for Autonomous Vehicles
Applications
Reconnaissance & Surveillance
The LR-D1 Pro radar altimeter offers high-precision, real-time altitude readings for tactical VTOL drones engaged in ISR missions, facilitating safe and efficient takeoff and landing transitions.
Surveying & Mapping
The LR-D1 is perfectly suited for professional geophysical surveyors utilizing fixed-wing or multirotor drones to collect data in challenging environments.It ensures reliable accuracy across diverse terrains and environments, including water bodies.
Precision Agriculture & Crop Management
The US-D1 radar altimeter is specifically designed for crop spraying applications, enabling precision agriculture drones to navigate terrain accurately, even in adverse environmental and weather conditions.











