Abstract: A pixel circuit includes a first pixel including a first switching element including a control electrode connected to a first node, an input electrode receiving a first power voltage and an output electrode connected to a second node, a second switching element including a control electrode receiving a first signal, an input electrode receiving a first data voltage and an output electrode connected to the first node, a first light emitting element including a first electrode connected to the second node and a second electrode receiving a second power voltage, a third switching element including a control electrode receiving a second signal, an input electrode connected to the second node and an output electrode connected to a third node and a fourth switching element including a control electrode receiving a third signal, an input electrode connected to the third node and an output electrode connected to a sensing line.

Abstract: A display device includes: a pixel including a light emitting element and a first transistor for applying a driving current to the light emitting element; a data driver for supplying a first data voltage corresponding to first sensing data to the pixel in a sensing period, and supplying, to the pixel, a second data voltage corresponding to second sensing data or a third data voltage corresponding to third sensing data in a verification period for detecting compensation degree of the sensing period; a sensing unit for extracting a first sensing value corresponding to the first sensing data, a second sensing value corresponding to the second sensing data, and a third sensing value corresponding to the third sensing data through sensing lines; and a timing controller for generating image data compensated using the first sensing value, and detecting the compensation degree using the second sensing value or the third sensing value.

Abstract: A display device includes: a display panel including pixels; a scan driver which supplies a scan signal to scan lines connected to the pixels and supplies a sensing signal to sensing lines connected to the pixels; a data driver which supplies a data signal corresponding to image data to data lines connected to the pixels; a sensing part which senses a threshold voltage of a first transistor included in each of the pixels through receiving lines connected to the pixels, and corrects the sensed threshold voltage based on a voltage drop corresponding to at least one of an internal resistance of the data lines and an internal resistance of the receiving lines; and a timing controller which generates the image data by changing input image data based on the corrected threshold voltage.

Abstract: An organic light emitting diode (OLED) display includes pixel rows, and a panel driver configured to drive the display panel. The panel driver includes a determining circuit configured to select one pixel row from the plurality of pixel rows, to determine load data based on input image data for the one pixel row, and to determine target mobility data corresponding to the load data, a sensing circuit configured to generate mobility sensing data corresponding to mobility values of driving transistors of a plurality of pixels included in the one pixel row by performing a mobility sensing operation on the one pixel row, and a current control circuit configured to compare the mobility sensing data and the target mobility data to generate a result, and to adjust a panel current flowing through the display panel according to the result.

Abstract: A display device includes: a pixel connected to each of a first scan line, a second scan line, and a data line; a scan driver supplying a first scan signal to the first scan line and a second scan signal to the second scan line; a controller dividing one frame period into an active period and a blank period and generating a count signal in which a time duration of the blank period is counted and a power control signal; a data driver supplying a data signal to the data line; and a power supply controlling a source driving voltage supplied to the data driver according to a duration of the blank period based on the power control signal. When the count signal reaches a reference value, the controller supplies a start signal for output of the first scan signal to the scan driver.

Abstract: A display device includes: a net power control circuit configured to analyze a screen load from an input image signal to generate a load signal including a load value corresponding to the screen load; and an overcurrent protection circuit configured to set a set current value at a predetermined ratio with respect to a global current value corresponding to the load value included in the load signal, and to determine whether or not the display device is powered off based on the set current value.

Abstract: A content sharing server provides a vehicle content sharing service and a method thereof. The content sharing server for providing a vehicle content sharing service includes a communication device that receives content sharing information including vehicle identification information, content information reproducible in a vehicle, and driving information from at least one content receiving vehicle. The content sharing server further includes a content sharing controller that stores the content sharing information, searches for a plurality of content providing vehicles that store content to be reproduced in the at least one content receiving vehicle, divides the content based on the plurality of content providing vehicles, and downloads, to the at least one content receiving vehicle, the divided content uploaded from the plurality of content providing vehicles in order of preset priority.

Abstract: A display system includes a measurer, a measured data filter and a compensation data generator. The measurer measures an image at a measuring point of a display panel to generate measured data. The measured data filter removes a false measured data outside an allowable range among the measured data. The compensation data generator generates representative compensation data compensating the image based on the measured data in which the false measured data is removed.

Abstract: An organic light emitting diode (OLED) display includes pixel rows, and a panel driver configured to drive the display panel. The panel driver includes a determining circuit configured to select one pixel row from the plurality of pixel rows, to determine load data based on input image data for the one pixel row, and to determine target mobility data corresponding to the load data, a sensing circuit configured to generate mobility sensing data corresponding to mobility values of driving transistors of a plurality of pixels included in the one pixel row by performing a mobility sensing operation on the one pixel row, and a current control circuit configured to compare the mobility sensing data and the target mobility data to generate a result, and to adjust a panel current flowing through the display panel according to the result.

Abstract: A semiconductor device includes a lower electrode on a substrate, a capacitor dielectric film extending on the lower electrode along a side surface of the lower electrode that is perpendicular to the substrate, an upper electrode on the capacitor dielectric film, an interface layer including a hydrogen blocking film and a hydrogen bypass film on the upper electrode, the hydrogen blocking film including a conductive material, and a contact plug penetrating the interface layer and electrically connected to the upper electrode.

Abstract: A display device includes a display panel including a first pixel and a second pixel disposed adjacent to the first pixel along a first direction, a gate driver configured to provide gate signals to the display panel, a data driver configured to provide data signals to the first and second pixels and a driving controller configured to receive an image data, configured to provide a data signal to the data driver based on the image data, and configured to determine whether a white balance of a current image data corresponding to the second pixel is within a set range. The driving controller calculates the data voltage provided to the second pixel based on the white balance of the current image data corresponding to the second pixel, a previous image data corresponding to the first pixel, and the current image data.

Abstract: A compensation method of a display device includes: sensing a first luminance of the display device when a first pattern is displayed on the display device; calculating a luminance prediction value corresponding to a second pattern to be displayed on the display device based on the first luminance, where the second pattern is different from the first pattern; sensing a second luminance of the display device when the second pattern is displayed on the display device; adjusting a current flowing in a first power line of the display device until the second luminance reaches the luminance prediction value; and storing compensation data corresponding to an adjusted current in a lookup table when the second luminance reaches the luminance prediction value.

Abstract: A display apparatus includes a display panel, a driving controller, and a data driver. The display panel is configured to display an image based on input image data. The driving controller is configured to determine whether the input image data include a display quality deteriorating pattern. The driving controller is configured to determine a first compensation value for compensating a first area disposed at a first side of a main area of the display quality deteriorating pattern and a second compensation value for compensating a second area disposed at a second side of the main area opposite to the first side of the main area, according to a position of the main area. The data driver is configured to apply a data voltage to the display panel using the first compensation value and the second compensation value.

Abstract: A display device includes: a display panel including pixels; a scan driver which supplies a scan signal to scan lines connected to the pixels and supplies a sensing signal to sensing lines connected to the pixels; a data driver which supplies a data signal corresponding to image data to data lines connected to the pixels; a sensing part which senses a threshold voltage of a first transistor included in each of the pixels through receiving lines connected to the pixels, and corrects the sensed threshold voltage based on a voltage drop corresponding to at least one of an internal resistance of the data lines and an internal resistance of the receiving lines; and a timing controller which generates the image data by changing input image data based on the corrected threshold voltage.

Abstract: A pixel circuit includes a first pixel including a first switching element including a control electrode connected to a first node, an input electrode receiving a first power voltage and an output electrode connected to a second node, a second switching element including a control electrode receiving a first signal, an input electrode receiving a first data voltage and an output electrode connected to the first node, a first light emitting element including a first electrode connected to the second node and a second electrode receiving a second power voltage, a third switching element including a control electrode receiving a second signal, an input electrode connected to the second node and an output electrode connected to a third node and a fourth switching element including a control electrode receiving a third signal, an input electrode connected to the third node and an output electrode connected to a sensing line.

Abstract: A vehicle terminal and a software update method thereof are provided. The vehicle terminal includes a communication device that performs wireless communication with a connected car service (CCS) server and a content delivery network (CDN) server, a storage storing software previously installed in a vehicle, and a processing device that updates the previously installed software based on differential software with regard to an update time and an amount of battery consumption according to a size of the differential software provided from the CDN server.

Abstract: A compensation method of a display device includes: sensing a first luminance of the display device when a first pattern is displayed on the display device; calculating a luminance prediction value corresponding to a second pattern to be displayed on the display device based on the first luminance, where the second pattern is different from the first pattern; sensing a second luminance of the display device when the second pattern is displayed on the display device; adjusting a current flowing in a first power line of the display device until the second luminance reaches the luminance prediction value; and storing compensation data corresponding to an adjusted current in a lookup table when the second luminance reaches the luminance prediction value.

Abstract: A display device includes: a net power control circuit configured to analyze a screen load from an input image signal to generate a load signal including a load value corresponding to the screen load; and an overcurrent protection circuit configured to set a set current value at a predetermined ratio with respect to a global current value corresponding to the load value included in the load signal, and to determine whether or not the display device is powered off based on the set current value.

Abstract: A content sharing server provides a vehicle content sharing service and a method thereof. The content sharing server for providing a vehicle content sharing service includes a communication device that receives content sharing information including vehicle identification information, content information reproducible in a vehicle, and driving information from at least one content receiving vehicle. The content sharing server further includes a content sharing controller that stores the content sharing information, searches for a plurality of content providing vehicles that store content to be reproduced in the at least one content receiving vehicle, divides the content based on the plurality of content providing vehicles, and downloads, to the at least one content receiving vehicle, the divided content uploaded from the plurality of content providing vehicles in order of preset priority.

Abstract: A vehicle terminal and a software update method thereof are provided. The vehicle terminal includes a communication device that performs wireless communication with a connected car service (CCS) server and a content delivery network (CDN) server, a storage storing software previously installed in a vehicle, and a processing device that updates the previously installed software based on differential software with regard to an update time and an amount of battery consumption according to a size of the differential software provided from the CDN server.