Samsung Display Co., Ltd.

Ajou University Industry-Academic Cooperation Foundation

Samsung Displayco., Ltd.

Hyung Jun An

Cheol Hwan Eom

Hyea Weon Shin

Jong Won Moon

Ji Phyo Hong

Jeong Oh Jin

Yong Bae Park

Chang Seong Kim

Min Ji Lee

A display device includes first lead lines connecting the circuit signal lines with the driving integrated circuit, and second lead lines connecting the panel signal lines with the driving integrated circuit, wherein the second lead lines comprise a 2-1 sub-lead line configured to supply a scan-high voltage signal from the driving integrated circuit to the panel signal lines, and a 2-2 sub-lead line configured to supply a scan-low voltage signal from the driving integrated circuit to the panel signal lines, wherein the first lead lines comprises a 1-1 sub-lead line connected to the driving integrated circuit, a 1-1-1 sub-lead line separated from the 1-1 sub-lead line in a first direction, a 1-2 sub-lead line spaced apart from the 1-1 sub-lead line in a second direction intersecting the first direction, and a 1-2-1 sub-lead line spaced apart from the 1-2 sub-lead line in the second direction.

Display device

A display device includes: a display panel including a display area including pixels and a non-display area adjacent to the display area; a first driving integrated circuit including a first ground terminal, where the first driving integrated circuit is electrically connected to the display panel; a first printed circuit board electrically connected to the first driving integrated circuit; a first plate disposed on a bottom surface of the display panel and overlapping with the first driving integrated circuit; and a second plate disposed on the bottom surface of the display panel and spaced apart from the first plate, where the second plate is electrically connected to a system ground.

A display device includes: a first circuit board, wherein a first end of the first circuit board is attached to the panel pad area; and a second circuit board attached to a second end of the first circuit board, wherein the panel pad area includes a plurality of panel signal wirings, the second circuit board includes a plurality of circuit signal wirings, the first circuit board includes a first wiring layer including a plurality of first lead wirings coupled to the plurality of panel signal wirings, an insulating layer on the first wiring layer, and a second wiring layer on the insulating layer and electrically connected to the first wiring layer through the via hole, the plurality of first lead wirings includes a first sub-lead wiring, a second sub-lead wiring, and a first dummy lead wiring between the first sub-lead wiring and the second sub-lead wiring.

A display apparatus includes a display panel, an electrode, a first wiring, a second wiring, a first contact hole, a second contact hole and a first resistor. The display panel includes an active area to display an image and a peripheral area adjacent to the active area. The electrode is in the active area. The first wiring is in the peripheral area and configured to apply a power voltage to the electrode. The second wiring is in the peripheral area and configured to apply the power voltage to the electrode. The first contact hole connects the electrode and the first wiring. The second contact hole connects the electrode and the second wiring. The first resistor is connected between the first wiring and the second wiring.

Display apparatus and method of detecting defect of the same

Disclosed is a substrate-integrated waveguide slot antenna including a lower substrate having a substrate-integrated waveguide structure, the lower substrate being provided in the upper surface thereof with at least one slot, whereby an electromagnetic wave is guided by the substrate-integrated waveguide structure and is emitted through the slot, and an upper substrate formed on the lower substrate, the upper substrate having a metasurface configured such that a plurality of unit cells is arranged at predetermined intervals, whereby the electromagnetic wave dispatched through the slot is reemitted by the metasurface.

Substrate-integrated waveguide slot antenna with metasurface

A display device includes a display panel having a display area and pixels at the display area, a power supply configured to supply a first power source voltage to the pixels through a first power line extending to the display area, and to supply a second power source voltage lower than the first power source voltage to the pixels through a second power line including first and second side power lines extending in first and second peripheral areas located at first and second sides of the display area of the display panel, a sensor configured to detect first and second detection values corresponding to currents of the first and second side power lines, and a controller configured to control an operation of the power supply, based on a difference between the first detection value and the second detection value.

Growing community of inventors

Yongin-si, South Korea

Hyung Jun An