The passive optical networks represent modern and promising solution to meet the increasing demands on the transmission speed in access networks. These optical networks consist only of passive optical components. essential role play mainly the passive optical splitters. Therefore. https://akmfobmkoqh9g.theisblog.com/35130144/vision-based-autonomous-landing-of-a-quadrotor-on-the-perturbed-deck-of-an-unmanned-surface-vehicle