Patent ID: 8325222

Claim:
An apparatus for providing respective video signals to a common display and being connectable to the display, a first shuttered filter, and a second shuttered filter, the apparatus comprising: a control unit operable to control the display to alternately display an image from a first video signal corresponding to a left perspective of a scene and an image from a second video signal corresponding to a right perspective of the scene, to synchronize the first shuttered filter to the display such that the first filter is shuttered when the left perspective image is displayed, and to synchronize the second shuttered filter to the display such that the second filter is shuttered when the right perspective image is displayed, thereby alternately providing left and right perspective images for perception as a 3D images, wherein the control unit is further configured to synchronize display of one or more images from an additional video signal on the display with shuttering of one or more additional shuttered filters, wherein display of the one or more images from the additional video signal is time multiplexed with the alternate display of the images from the first video signal and the second video signal.