OBJECT ranging can be achieved by humans using the sound reflected or scattered from obstacles. For a range of wave-lengths short compared with the size of its surfaces, and long compared with the ...

AgEagle partners with JEPICO to use multispectral imaging for monitoring harmful algal blooms in Japan’s coastal waters.

Autonomous vehicles are redefining the transport industry – obstacle detection and avoidance are key to their operation. A number of sensor technologies have been developed and trialled. This paper ...

In order to solve the collision problem of quad-rotor UAV with low flight altitude the method to calculate the distance between the obstacles and UAV by using the ultrasonic sensors is proposed. And ...