CPC G09G 3/002 (2013.01) [G02B 27/0172 (2013.01); G09G 3/3406 (2013.01); G02B 2027/0118 (2013.01); G02B 2027/0178 (2013.01); G06F 3/012 (2013.01); G06F 3/013 (2013.01); G09G 2320/0606 (2013.01); G09G 2320/0626 (2013.01); G09G 2354/00 (2013.01); G09G 2360/144 (2013.01)] | 20 Claims |
1. A projector, comprising:
a light source configured to generate a light beam;
a display configured to modulate the light beam to generate an image; and
a controller configured to control a brightness of the light source, wherein the controller comprises a selectively configurable feedback loop including a first resistor, a second resistor, and a switch configured to selectively establish only the first resistor in the feedback loop in a first mode, and selectively establish the first resistor and the second resistor in parallel in a second mode.
|