Patent ID: 7812797

Claim:
An organic light emitting device, comprising: a first sub pixel part comprising a first sub pixel emitting a light of a primary color; and a second sub pixel part comprising a second sub pixel emitting a light of a complementary color; wherein a specific sub pixel of the first sub pixel or the second sub pixel is selected, a light emitting efficiency of the sub pixels not selected is adjusted according to a light emitting efficiency of the selected sub pixel, the selected sub pixel is a sub pixel having the lowest light emitting efficiency, the first sub pixel part comprises at least one of an R-sub pixel emitting a red light, a G-sub pixel emitting a green light, and a B-sub pixel emitting a blue light, and the second sub pixel part comprises at least one of a C-sub pixel emitting a cyan light, an M-sub pixel emitting a magenta light, and a Y-sub pixel emitting a yellow light.