In recent times, security challenges have become increasingly complex and unpredictable. To help tackle these challenges, surveillance radar systems have emerged as a critical technology for safeguarding assets, infrastructure, and borders. Technologically advanced radar-based surveillance systems provide continuous, all-weather monitoring, making it indispensable in modern security architectures.
Surveillance radar system: What to know about it?
A surveillance radar system is a technology that detects, tracks, and monitors objects by transmitting radio waves and analyzing the signals reflected back from targets. These targets can be aircraft, vessels, vehicles, drones, or even individuals, depending on the radar’s design and frequency range.
In its entirety, a surveillance radar system consists of a transmitter, an antenna, a receiver, and a signal processing unit. The transmitter emits radio waves that travel through space, bounce off objects, and return to the receiver. By measuring the time delay, frequency shift, and angle of the returned signal, the system determines the target’s distance, speed, direction, and movement pattern.
Modern surveillance radar systems are often integrated with software algorithms, artificial intelligence, and other sensor technologies. This integration allows them to deliver accurate, real-time situational awareness over large areas.
Key technologies behind surveillance radar:
These systems use advanced technologies such as:
- Phased array antennas, which electronically steer radar beams without mechanical movement, enabling faster and more precise tracking.
- Doppler processing, which distinguishes moving targets from stationary background objects.
- 3D radar capability, allowing detection of altitude in addition to range and direction.
- Digital signal processing, improving target recognition and reducing false alarms caused by weather, terrain, or clutter.
These advancements allow surveillance radar to detect even small or low-profile objects, such as unmanned aerial vehicles (UAVs), that traditional sensors may miss.
ERDI Tech Ltd. offers design and manufacturing of surveillance radar systems for modern surveillance applications. These systems, often customized for specific operations, can be integrated with other technologies to deliver all-year, continuous threat detection in varying environmentor weather conditions.