A ramp signal generator according to an embodiment of the present invention comprises: a timing controller; a row decoder which receives a row control signal from the timing controller and generates one or more row select signals; a first column decoder which receives a first column control signal from the timing controller and generates one or more first column select signals; a second column decoder which receives a second column control signal from the timing controller and generates one or more second column select signals; and a current cell array which includes at least one current cell activated by the first column select signals, the second column select signals, and the row select signals to generate a unit current and generates an output current by summing the unit current, wherein the first column select signals and the second column select signals activate current cells included in different rows.
申请公布号
KR20140010718(A)
申请公布日期
2014.01.27
申请号
KR20120077364
申请日期
2012.07.16
申请人
SAMSUNG ELECTRONICS CO., LTD.
发明人
LEE, HYEOK JONG;KIM, YUN JUNG;JEON, JIN UK;CHEON, JI MIN;SEO, JIN HO;HAM, SEOG HEON