Electric lamp and discharge devices: systems – Regulation of the control current and/or potential applied...
Reexamination Certificate
2008-01-22
2008-01-22
Philogene, Haissa (Department: 2821)
Electric lamp and discharge devices: systems
Regulation of the control current and/or potential applied...
C315S224000, C315S291000, C345S082000, C345S204000
Reexamination Certificate
active
11483628
ABSTRACT:
A display apparatus and method in which a current ripple is decreased to improve characteristics of a display apparatus are provided. A display apparatus comprises a light source, a plurality of driving power units providing driving electric powers to the light source, and a controller controlling the plurality of the driving power units so that electric currents of the driving electric powers provided from the respective driving power units have a predetermined phase difference from each other.
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Kang Jeong-Il
Lee Kyoung-Geun
Lee Sang-Hoon
Park Yung-Jun
Le Tung X
Roylance Abrams Berdo & Goodman L.L.P.
Samsung Electronic Co. Ltd.
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