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:
Feb. 05, 2008
Filed:
Dec. 06, 2004
Jeong-il Kang, Yongin-si, KR;
Young-sun Kim, Suwon-si, KR;
Chung-wook Roh, Seoul, KR;
Samsung Electronics Co., Ltd., Suwon, KR;
Abstract
A ramp reset waveform generating apparatus in a display panel driving apparatus for a display panel includes a current source which is connected to a first electrode sustain circuit of the display panel through a first terminal of the current source, and generates a current corresponding to a predetermined reference current; a first switching unit which switches current flow between a second terminal of the current source and a first electrode terminal of the display panel; and a second switching unit which switches current flow between the second terminal of the current source and a second electrode terminal of the display panel, wherein, in a reset period, a ramp reset waveform is generated in the first electrode terminal and the second electrode terminal by the charge or discharge process of the display panel by the current generated in the current source according to a predetermined switching sequence.
Data source: USPTO (United States Patent and Trademark Office) public patent records. Weekly synchronization. How IDiyas builds this profile