Keum-Dong Jung, Yoo Chul Kim, Byeong-Ju Kim, Byung-Gook Park, Hyungcheol Shin, and Jong Duk Lee, “Concept of Effective Gate-Source Overlap Length in Inverted-staggered TFT Structures,” 2007 International Meeting on Information Display, pp.1270-1272, Daegu, Korea, August 27-31, 2007