Liquid crystal cells – elements and systems – Particular excitation of liquid crystal – Electrical excitation of liquid crystal
Reexamination Certificate
2009-03-16
2011-10-04
Rude, Timothy L (Department: 2871)
Liquid crystal cells, elements and systems
Particular excitation of liquid crystal
Electrical excitation of liquid crystal
Reexamination Certificate
active
08031279
ABSTRACT:
Disclosed is an in-plane switching (IPS) mode liquid crystal display (LCD) device having an increased aperture ratio by overlapping a storage capacitor on a lower end of an electrode. The (IPS) mode liquid crystal display device (LCD) device includes first and second substrates; a gate line and a data line arranged horizontally and vertically to define a plurality of pixel regions on the first substrate; a switching device, having a gate electrode, a semiconductor layer and source and drain electrodes, at a crossing of the gate line and the data line; a passivation film on an entire surface of the first substrate including the switching device; a common electrode and a pixel electrode alternately disposed at an upper portion of the passivation film and generating an in-plane electric field, wherein at least one of the common and pixel electrodes has a first storage capacitor at its lower end; and a liquid crystal layer between the first and second substrates.
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Kim Dong Guk
Park Seung Ryull
LG Display Co. Ltd.
McKenna Long & Aldridge LLP
Rude Timothy L
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