Planetary Gear "a Planetary Automatic Transmission With Infinitely Variable Gear Ratios"?

"a planetary automatic transmission with infinitely variable gear ratios"? - planetary gear

The Lexus 600h L has an automatic transmission with ratios of planetary gear continuously adjustable "How exactly does a planetary system with continuously variable transmission. Each link or to do a simple explanation. I understand how the belt is more efficient motor and understand how the toroidal CVT works. But none of them are global!