OPTICAL LANDING SYSTEM Russian patent published in 2003 - IPC

FIELD: optical navigation of flying vehicles. SUBSTANCE: proposed landing system includes line of lights of similar color with vertical line of lights in its center. Color of central light made in form of scanning laser source may coincide with color of horizontal line of lights; upper and lower parts of vertical line may have other colors. Provision is also made for light control unit, flying vehicle coordinate computer, operator s display, photo detector located near exit aperture of scanning laser light source, laser light source control unit, pulse generator and display and scanning laser light source sweep synchronization unit. Scanning laser light source ensures increased observed range due to narrow directional pattern and considerable light power. Flying vehicle coordinates are measured without radar equipment. EFFECT: enhanced concealment of landing. 6 cl, 2 dwg