Airframe

A laser agri-drone for point-precise weed removal

A hexacopter with ground-side processing: the base station does the heavy compute, so the drone stays light and cheap.

Carbon frameBrushless motors22″ propellersBatteryFlight controllerRadio modemRadar altimeterGPS/RTK antenna
Carbon frame6 rotors, light and rigid
Brushless motorsLow KV — thrust and efficiency
22″ propellersLarge diameter — quiet, stable flight
Battery22,000 mAh, 12S
Flight controllerPixhawk 6X
Radio modemVideo stream and commands to the station
Radar altimeterExact height above the canopy
GPS/RTK antennaCentimetre-level positioning
450 nm, 20 WX / Y≈ 5 мм2D galvanometerIndustrial camera · Active cooling
End effector

Laser aiming system

  • Industrial cameraGlobal shutter, sharp frame in motion
  • Blue laser module450 nm, 20 W
  • 2D galvanometerMirror pair for instant aiming
  • Laser driverPulse power control
  • Active coolingHeatsink + fan
Lead-angle algorithm

From frame to shot in under 50 ms

The drone never stops moving: the system solves the lead angle with a motion correction and hits the weed exactly.

0 мс10 мс20 мс30 мс40 мс50 мс81214364дедлайн 50 мс47 мсCapture and transmit f…Processing and detectionLead-angle solutionConfirmation and commandLaser shotДронКанал звʼязкуСтанція
1Capture and transmit frameDrone
2Processing and detectionStation server
3Lead-angle solutionStation server
4Confirmation and command“Fire” command (X, Y)
5Laser shotDrone, <50 ms