Abstract: The present disclosure relates to a display device. According to one or more embodiments of the disclosure, a display device includes a display panel including a display area, pixels arranged in the display area, and a display-driving circuit configured to determine whether an image includes a still image or a video image, control a supply timing of a data voltage and a pixel-driving control signal to the pixels according to a determination result of the image, delay at least one frame period of a still image display period from one frame period of a video display period, and adjust an image display timing of a next frame in response to a change of a current amount or in a voltage magnitude.

Abstract: A display device according to an embodiment includes a display area including a first display area and a second display area disposed around the first display area, a first pixel disposed in the first display area and including a first emission area, and a second pixel disposed in the second display area and including a second emission area, wherein the second emission area has a larger size than the first emission area.

Abstract: A gate driving circuit includes a pull-up control part for applying a first previous carry signal to a first node in response to the first previous carry signal, a first pull-up part outputting a clock signal as an N-th gate output signal in response to a signal applied to the first node, a second pull-up part outputting the clock signal as the N-th gate output signal in response to the signal applied to the first node, a carry part outputting the clock signal as an N-th carry signal in response to the signal applied to the first node, a first pull-down part pulling down the signal at the first node to a second off voltage, and a second pull-down part pulling down the N-th gate output signal to a first off voltage, wherein one of the first pull-up part and the second pull-up part is selectively activated.

Abstract: A gate driving circuit includes a pull-up control part for applying a first previous carry signal to a first node in response to the first previous carry signal, a first pull-up part outputting a clock signal as an N-th gate output signal in response to a signal applied to the first node, a second pull-up part outputting the clock signal as the N-th gate output signal in response to the signal applied to the first node, a carry part outputting the clock signal as an N-th carry signal in response to the signal applied to the first node, a first pull-down part pulling down the signal at the first node to a second off voltage, and a second pull-down part pulling down the N-th gate output signal to a first off voltage, wherein one of the first pull-up part and the second pull-up part is selectively activated.

Abstract: A display apparatus includes a display panel and a display panel driver. The display panel driver includes a controller and a driver including a plurality of driving chips. Each of the driving chips includes a chip body, a plurality of input terminals, a plurality of first output terminals and a plurality of second output terminals. The chip body includes a bottom surface, a first side surface connected to the bottom surface and a second side surface opposite. The input terminals are disposed at a first region of the bottom surface adjacent to the first side surface of the chip body. The first output terminals are disposed at a second region of the bottom surface adjacent to the second side surface of the chip body. The second output terminals are disposed at a third region of the bottom surface adjacent to the first side surface of the chip body.

Abstract: A display apparatus includes a display panel and a display panel driver. The display panel driver includes a controller and a driver including a plurality of driving chips. Each of the driving chips includes a chip body, a plurality of input terminals, a plurality of first output terminals and a plurality of second output terminals. The chip body includes a bottom surface, a first side surface connected to the bottom surface and a second side surface opposite. The input terminals are disposed at a first region of the bottom surface adjacent to the first side surface of the chip body. The first output terminals are disposed at a second region of the bottom surface adjacent to the second side surface of the chip body. The second output terminals are disposed at a third region of the bottom surface adjacent to the first side surface of the chip body.

Abstract: Disclosed herein is a direct carbon fuel cell in which a coal fuel is oxidized electrochemically so as to create electrons to cause the electrons to generate electricity by a voltage difference between two electrodes. Specifically, a membrane-electrode assembly for operating a low rank coal fuel, a direct carbon fuel cell including the same, and a method of preparing the same are provided.

Abstract: A liquid crystal display (LCD) device. The liquid crystal display device comprises a data driver including a first data driving unit, which is connected to first through third data lines, and a second data driving unit, which is connected to fourth through sixth data lines, a display panel including a first pixel group, which has first through third pixel units that are connected to the first data driving unit via the first through third data lines, respectively, and a second pixel group, which has fourth through sixth pixel units that are connected to the second data driving unit via the fourth through sixth data lines, respectively; and a switching circuit unit including a first transistor, a second transistor, and a third transistor, which is connected between the third and sixth data lines.

Abstract: Disclosed herein is a direct carbon fuel cell in which a coal fuel is oxidized electrochemically so as to create electrons to cause the electrons to generate electricity by a voltage difference between two electrodes. Specifically, a membrane-electrode assembly for operating a low rank coal fuel, a direct carbon fuel cell including the same, and a method of preparing the same are provided.