Enhancing airspace surveillance for modern defense operations

As threats from drones continue to evolve, defense and security organisations are increasingly deploying advanced radar technologies to strengthen airspace awareness and protection.Detecting and tracking low-altitude, low-observable aerial threats requires advanced sensing technologies that deliver precise situational awareness in complex environments. Lightweight, high-performance radar solutions are a critical component of modern counter-unmanned aircraft system (C-UAS) and airspace surveillance systems, enabling reliable detection, tracking, and classification of small aerial targets.

Radar antenna emitting signal waves for sensing, detection and tracking applications

Featured technology


HS RF ADAS 3D Waveguide Antenna Product family

Lightweight 3D waveguide radar technology

HUBER+SUHNER  3D waveguide antennas combine RF Substrate independent solution with advanced manufacturing techniques, to deliver lightweight, low-loss, and high-performance mmWave radar solutions for precise and long range drone detection.

Originally built for automotive applications, these antennas have been further enhanced for demanding defense and surveillance applications, with technology that supports radar systems with the high-frequency performance required for accurate detection, tracking and classification of small aerial targets. While supporting compact and rugged system designs for Counter-UAS, border security, and airspace surveillance applications.

High-precision drone detection & airspace surveillance

Operating at high frequencies, this technology delivers precise 3D situational awareness, providing accurate information on a target's position, altitude, speed, and flight path. It supports high-resolution radar systems designed to improve target classification, threat assessment, and to reduce false alarms.

Key benefits:

  • Detection of small and low-RCS drones
  • Accurate 3D tracking and trajectory monitoring
  • Enhanced target recognition and classification
  • Reduced false alarms in complex environments
  • Suitable for military, border security, and critical infrastructure protection


Counter-UAS (C-UAS) and anti-drone operations- supporting agile RF architectures


With advanced beamforming capabilities, energy can be alternatively focused  on a specific target drone and broadcast over a wide area of interest . Once a target is detected, focusing energy toward specific targets, reduces interference with surrounding communications and improves operational effectiveness.

Key benefits:

  • Directional and targeted electronic countermeasures
  • Reduced impact on surrounding communications and infrastructure
  • Effective disruption of drone control and navigation signals
  • Supports safe, controlled drone neutralisation
  • Ideal for point defense of military bases, airports, and critical infrastructure
Counter-UAS (C-UAS) and anti-drone operations

Why 3D waveguide technology matters

  • Ultra-low RF losses: lower transmission losses at mmWave frequencies compared to conventional PCB-based antennas.
  • Lightweight construction: supports reduced radar payload weight for mobile and deployable systems.
  • Higher power handling: suitable for demanding radar and electronic warfare applications.
  • Scalable manufacturing: enables cost-effective production of complex mmWave antenna arrays.
  • Compact form factor: supports radar deployment on vehicles, towers, mobile systems and unmanned platforms.

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