The Ruko U11MINI 4K combines GPS, altitude, and other data to deliver an AI takeoff and landing system that makes launching and landing easy. Once airborne, the Ruko U11MINI 4K can beam back footage ...

Whether you're new to the world of drones or you're an experienced operator looking for an upgrade, Ruko's U11MINI 4K model ...

Abstract: The deep sea oil-filled brushless DC (BLDC) motor operates in an underwater environment. The pressure varies with the working depth. The viscosity of the oil in the motor is sensitive to the ...

Abstract: To control PM brushless DC motors, position and speed sensors are indispensable because the current should be controlled depending on the rotor position. However, these sensors are ...