Patent ID: 7510146

Claim:
A shade system for a window to control an amount of light entering a surrounding environment from said window comprising: a frame including a plurality of support members defining a frame perimeter, wherein one of said support members includes an open portion and said plurality of support members includes a series of grooves; first and second shade panels each disposed within a respective frame groove in slidable relation, wherein said first and second shade panels include different degrees of transparency to control said amount of light from said window and are independently movable relative to said frame; an actuator to extend said first and second shade panels within said corresponding grooves through said open portion and beyond said frame perimeter and to retract said first and second shade panels within said corresponding grooves through said open portion relative to said frame perimeter; and a controller to receive controls from a first user and to electronically control said actuator to extend and retract said first and second shade panels in accordance with said controls from said first user to position said first and second shade panels relative to each other to provide a desired amount of light from said window.