LOCAL DIMMING OF LASER LIGHT SOURCE FOR PROJECTORS AND OTHER LIGHTING DEVICES INCLUDING CINEMA, ENTERTAINMENT SYSTEMS AND DISPLAYS

摘要

PROBLEM TO BE SOLVED: To provide a projector which improves performance including contrast.;SOLUTION: A projector comprises: a light source 605; a display modulator 620; and a mid-point modulator 612 configured to direct light from the light source onto the display modulator. The mid-point modulator 612 is further configured to selectively re-direct light from a primary area of the display modulator to another area of the display modulator.;SELECTED DRAWING: Figure 6;COPYRIGHT: (C)2017,JPO&INPIT