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.

Date of Patent:
Jun. 02, 2009

Filed:

Feb. 13, 2006
Applicants:

Seong-joon Jeong, Suwon-si, KR;

Jin-ho Yang, Suwon-si, KR;

Woo-joon Chung, Suwon-si, KR;

Tae-seong Kim, Suwon-si, KR;

Suk-jae Park, Suwon-si, KR;

Inventors:

Seong-Joon Jeong, Suwon-si, KR;

Jin-Ho Yang, Suwon-si, KR;

Woo-Joon Chung, Suwon-si, KR;

Tae-Seong Kim, Suwon-si, KR;

Suk-Jae Park, Suwon-si, KR;

Assignee:

Samsung SDI Co., Ltd., Suwon-si, Gyeonggi-do, KR;

Attorney:
Primary Examiner:
Int. Cl.
CPC ...
G09G 3/36 (2006.01);
U.S. Cl.
CPC ...
Abstract

A power supply that is employable by a plasma display device for generating and supplying a plurality of voltages, the power supply including a first power source generating and supplying a first voltage, a transistor having a drain electrically coupled to the first power source, a first resistor having a first end coupled to the first power source and a second end electrically coupled to a gate of the transistor, a second resistor having a first end coupled to the second end of the first resistor and a second end electrically coupled to a second power source supplying a second voltage that is lower than the first voltage, and a capacitor having a first end coupled to a source of the transistor and a second end electrically coupled to the second power source. The coupling of the first end of the capacitor to the source of the transistor may form a third voltage supply node having the third voltage when the capacitor is charged.


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