Patent ID: 8552635

Claim:
A pixel arrangement of an organic light emitting display device with a plurality of repeatedly arranged sub-pixel groups, each of the sub-pixel groups comprising: two first sub-pixels in i-th and (i+2)-th columns (i is a natural number); two second sub-pixels in the i-th and (i+2)-th columns, the second sub-pixels being arranged in different rows with respect to the first sub-pixels; and two third sub-pixels in (i+1)-th and (i+3)-th columns, each third sub-pixel overlapping at least two adjacent rows of the first and second sub-pixels, wherein the (i+1)-th and (i+3)-th columns include only the third sub-pixels, wherein the third sub-pixel is at least two times longer than the first sub-pixel along a column direction, and wherein the first sub-pixels and the second sub-pixels are alternately arranged in a same column and are alternately arranged in a same row, the i-th and (i+2)-th columns including only the first and second sub-pixels.