The patent badge is an abbreviated version of the USPTO patent document. The patent badge does contain a link to the full patent document.
The patent badge is an abbreviated version of the USPTO patent document. The patent badge covers the following: Patent number, Date patent was issued, Date patent was filed, Title of the patent, Applicant, Inventor, Assignee, Attorney firm, Primary examiner, Assistant examiner, CPCs, and Abstract. The patent badge does contain a link to the full patent document (in Adobe Acrobat format, aka pdf). To download or print any patent click here.
Patent No.:
Date of Patent:
May. 16, 2017
Filed:
May. 29, 2009
Ki-seok Cho, Chungcheongbuk-do, KR;
Hee-jung Kim, Chungcheongbuk-do, KR;
Dae-ho Lim, Chungcheongbuk-do, KR;
Ki-Seok Cho, Chungcheongbuk-do, KR;
Hee-Jung Kim, Chungcheongbuk-do, KR;
Dae-Ho Lim, Chungcheongbuk-do, KR;
Magnachip Semiconductor, Ltd., Cheongju-si, KR;
Abstract
Provided are a column data driver configured to apply a voltage or current corresponding to image data to a display panel, a display device having the column data driver, and a driving method of the display device. The column data driving circuit includes a precharge unit configured to precharge at least one of a plurality of column lines in response to a plurality of preset signals corresponding to image data; and a driving unit configured to sequentially drive the plurality of column lines in response to a data signal corresponding to the image data.