The single rotor also means better efficiency compared to a multi-rotor with similar propeller disk area. The LIDAR comprises a full 50% of the drone’s weight and provides a conical FOV out to a ...

Single rotor helicopters are, by far, the mainstream. However, niche configurations with different rotor engineering (and numbers) have been developed over the years.

One of Da Vinci’s early designs could make modern drones stealthier, scientists say. Modernised version of Da Vinci rotor design could produce less sound intensity per unit lift, researchers say ...