Patent ID: 6963319

Claim:
A method of displaying an image, the method comprising: receiving image data for the image; buffering the image data for the image, including creating a frame of the image; defining a first sub-frame and at least a second sub-frame for the frame of the image; and displaying the first sub-frame and the second sub-frame, including synchronizing shifting a displayed image of the second sub-frame with displaying the second sub-frame, wherein displaying the first sub-frame and the second sub-frame includes modulating light with a light modulator and producing a first displayed image portion with the first sub-frame and a second displayed image portion with the second sub-frame, wherein displaying the first sub-frame and the second sub-frame further includes projecting the first displayed image portion and the second displayed image portion with projection optics, and wherein shifting the displayed image of the second sub-frame includes positioning an optical element in an optical path at least one of before and after the projection optics and moving the optical element between a first position and at least a second position.