Skip to content
STELLARGRIDAEROSPACE

Advanced sensing · Radar systems

RADAR

From low, slow and small target detection to medium/low-altitude warning and battlefield surveillance

Five radar categories support counter-UAS, protected-site, border, coastal and regional-surveillance missions.

Select by missionView parameters

Mission spectrum

Match radar capability to the mission

Start with target type, coverage and deployment needs to identify the appropriate radar system.

01

Micro-UAV Detection Radar

Tripod-mounted micro-UAV detection radar

Mission & applications

Continuously detects and tracks low, slow and small targets, producing three-dimensional tracks for protected airspace and perimeter missions.

  • Critical infrastructure
  • Airport airspace
  • Borders and major events

Core capabilities

3D measurement · Digital beamforming · Pulse-Doppler processing

Principal parameters

Frequency band
Ku band
Detection range
≥5 km | quadrotor UAV | RCS=0.01 m²
Detection condition
Pd=80%, Pf=10⁻⁶
Coverage
Azimuth 360°; elevation 0°–30°
Accuracy (RMS)
Range ≤10 m; azimuth ≤0.5°; elevation ≤0.5°
Target speed
1–100 m/s
Data rate
3 s (20 rpm)

02

2D Phased-Array Radar

2D phased-array radar with support equipment

Mission & applications

Uses two-dimensional electronic scanning for fast search and track updates in fixed-sector, rotating-panel or multi-panel configurations.

  • Airport and urban air defence
  • Fixed-sector border surveillance
  • Major-event protection

Core capabilities

2D electronic scanning · Fast track updates · Single- or multi-panel deployment

Principal parameters

Frequency band
Ku band
Detection range
≥4 km | quadrotor UAV | RCS=0.01 m²
Detection condition
Pd=80%, Pf=10⁻⁶
Coverage
Azimuth ±45° (single panel); 360° (panel with turntable or four panels); elevation ≥60°
Accuracy (RMS)
Range ≤10 m; azimuth ≤0.3°; elevation ≤0.3°
Target speed
2–100 m/s
Data rate
Single target ≥4 Hz; multiple targets ≥1 Hz

03

Millimeter-Wave Battlefield Surveillance Radar

Millimeter-wave battlefield surveillance radar in a snowy environment

Mission & applications

Supports short-range ground and low-altitude surveillance of vehicles, personnel, helicopters and small UAVs with sector or full-azimuth search.

  • Short-range battlefield surveillance
  • Border protection
  • Coastal defence

Core capabilities

Personnel and vehicle detection · Low-altitude target surveillance · Full-azimuth or sector search

Principal parameters

Frequency band
Ka band
Detection range
≥12 km small ground vehicle (RCS=10 m²); ≥6 km armed personnel (RCS=0.5 m²); ≥8 km helicopter (RCS=3 m²); ≥3 km quadrotor UAV (RCS=0.01 m²)
Detection condition
Pd=80%, Pf=10⁻⁶
Coverage
Azimuth 360° or sector scan; elevation −5°–20°
Accuracy (RMS)
Range ≤10 m; azimuth ≤1°
Target speed
0.5–50 m/s

04

Command & Surveillance Radar

Command and surveillance radar deployed in a desert environment

Mission & applications

Provides low-altitude warning and track output for rotary- and fixed-wing UAVs, with identification-data support and vehicle or tripod deployment.

  • Urban low-altitude surveillance
  • Low- and very-low-altitude gap filling
  • Island, coastal and border warning

Core capabilities

3D active phased array · IFF and ADS-B support · Vehicle or tripod deployment

Principal parameters

Frequency band
L band
Detection range
≥20 km rotary-wing UAV (RCS=0.01 m²); ≥40 km fixed-wing UAV (RCS=0.5 m²)
Detection condition
Pd=80%, Pf=10⁻⁶
Minimum range
≤500 m
Priority target height
200–5000 m
Coverage
Azimuth 360° mechanical scan; elevation 0°–30°
Accuracy (RMS)
Range ≤50 m; azimuth ≤0.5°; elevation ≤1.5°
Target speed
10–300 m/s
Antenna speed
6 rpm

05

Medium/Low-Altitude Warning Radar

Medium and low-altitude target warning radar

Mission & applications

Provides wide-area warning across medium, low and very-low altitudes with fast target detection and three-dimensional track output.

  • Low- and very-low-altitude surveillance
  • Island and border protection
  • Very-short-range air defence

Core capabilities

Wide-area 3D warning · Digital beamforming · Dual-speed track updates

Principal parameters

Frequency band
S band
Detection range
≥80 km | target RCS=2 m²
Detection condition
Pd=80%, Pf=10⁻⁶
Coverage
Azimuth 360°; elevation ≥55°
Accuracy (RMS)
Range ≤50 m; azimuth ≤0.5°; elevation ≤0.5°
Target speed
10–400 m/s
Data rate
10 s (6 rpm) / 3 s (20 rpm)

Parameter comparison

Five radar categories compared

Public values retain target type, RCS and detection conditions so capability limits remain clear.

ParameterMicro-UAV Detection Radar2D Phased-Array RadarMillimeter-Wave Battlefield Surveillance RadarCommand & Surveillance RadarMedium/Low-Altitude Warning Radar
Frequency bandKu bandKu bandKa bandL bandS band
Detection range≥5 km | quadrotor UAV | RCS=0.01 m²≥4 km | quadrotor UAV | RCS=0.01 m²≥12 km small ground vehicle (RCS=10 m²); ≥6 km armed personnel (RCS=0.5 m²); ≥8 km helicopter (RCS=3 m²); ≥3 km quadrotor UAV (RCS=0.01 m²)≥20 km rotary-wing UAV (RCS=0.01 m²); ≥40 km fixed-wing UAV (RCS=0.5 m²)≥80 km | target RCS=2 m²
CoverageAzimuth 360°; elevation 0°–30°Azimuth ±45° (single panel); 360° (panel with turntable or four panels); elevation ≥60°Azimuth 360° or sector scan; elevation −5°–20°Azimuth 360° mechanical scan; elevation 0°–30°Azimuth 360°; elevation ≥55°
Accuracy (RMS)Range ≤10 m; azimuth ≤0.5°; elevation ≤0.5°Range ≤10 m; azimuth ≤0.3°; elevation ≤0.3°Range ≤10 m; azimuth ≤1°Range ≤50 m; azimuth ≤0.5°; elevation ≤1.5°Range ≤50 m; azimuth ≤0.5°; elevation ≤0.5°
Target speed1–100 m/s2–100 m/s0.5–50 m/s10–300 m/s10–400 m/s
Data rate / antenna speed3 s (20 rpm)Single target ≥4 Hz; multiple targets ≥1 Hz—6 rpm10 s (6 rpm) / 3 s (20 rpm)

Detection conditions: Pd=80%, Pf=10⁻⁶. Target-specific RCS values are shown with each range.

More radar configurations

For other bands, ranges, coverage requirements or platform integration, contact us for the full radar catalogue and engineering selection support.

Contact us