Abstract: Disclosed are a display device and a driving method thereof. A pixel circuit of the display device may be driven in a data sampling phase and a light emitting phase. A electric current flows in a first effective channel of a driving element in the data sampling phase and a electric current flows in a second effective channel of the driving element in the light-emitting phase.

Abstract: A display device includes: luminance converter that converts an input gradation value into a target luminance value corresponding to the input gradation value; correction calculator that calculates an output gradation value from the target luminance value and calculates a corrected luminance value from the output gradation value using an efficiency residual rate; cumulative stress calculator that updates the efficiency residual rate using a cumulative stress amount obtained by converting a stress amount on the light emitting element calculated from the corrected luminance value into a first stress amount at a reference current and accumulating a second stress amount obtained by converting the converted first stress amount according to a frame rate; and stress amount converter that converts the first stress amount into the second stress amount by multiplying the first stress amount by a conversion coefficient corresponding to the frame rate obtained from the video signal.

Abstract: Techniques are described that facilitate co-viewing in an experiential reality environment such as a virtual reality or augmented reality environment. These techniques include prioritizing a main view of experiential reality content over side views of the experiential reality content.

Abstract: Reconfigurable touch screen computing devices with folding configurations that include flexible displays made up of segments reconfigured from a folded state to an expanded state are described. The form factor of the folded state is the size of a handheld phone (including an integrated speaker and microphone). The form factor of the expanded state is the size of a tablet computer. Both states provide a configuration including a touch screen display on a front side and a protective housing on a back side. The computing devices include sensors indicating the state and mechanisms for folding, alignment, and structural support, and magnets for the devices to be locked in the folded or unfolded state. A module attached to at least one segment may contain substantially all processing and memory, and a communications system, all which may be used in either state.

Abstract: A compensated pressure or force sensor, especially for temperature, includes a substrate and on one side of the substrate, a first assembly of multilayer nanoparticles between the first pair of electrodes. On the same side of the substrate, near the first assembly, a second assembly of monolayer nanoparticles between the second pair of electrodes. The sensor additionally includes an electronic circuit configured to measure the variation of an electrical property of the first and second nanoparticle assemblies and to combine the measurements. A touch screen utilizing such sensor is provided.

Abstract: A driving method includes the following steps: driving a first dummy pixel circuit according to a first test signal, and driving a display pixel circuit according to a driving signal, wherein the first test signal is maintained at a value corresponding to a first gray level; detecting a detection voltage change value cross a light-emitting element in the display pixel circuit is driven for a driving time, and detecting a first test voltage change value cross a light-emitting element in the first dummy pixel circuit is driven for the driving time; and adjusting the driving signal according to the detection voltage change value, the first test voltage change value and a second test voltage change value, wherein the second test voltage change value is obtained by detecting a second dummy pixel circuit or from a memory unit.

Abstract: Disclosed is a method for driving a display, comprising the steps of: turning on one scan line from among a plurality of scan lines so as to drive a pixel connected to the scan line through a plurality of source lines; and turning off the scan line, and then turning on a scan line spaced apart from the scan line with at least one column there between, so as to drive a pixel connected to the scan line through a plurality of source lines.

Abstract: The present invention relates to automotive interface systems and methods. In one embodiment, an automotive interface system includes a steering wheel and an integrated interpolated variable impedance array that comprises a grid of sensing elements. The sensing elements are configured to power on simultaneously and to simultaneously generate multiple currents along multiple current paths in response to sensing a touch wherein the amount of current generated by a sensing element of the grid is directly proportional to the force applied by the touch. The automotive interface system also includes an analog-to-digital converter (ADC) and a processor communicatively coupled to the interpolated variable impedance array that are configured to receive the multiple currents along multiple current paths and determine a location, a duration, an area, and a force of the touch from the multiple currents along multiple current paths.

Abstract: Embodiments of the present disclosure provides a display panel, a display device, and a display method. A density of a first pixel unit in a first display area is smaller than a density of a second pixel unit in a second display area. In the first pixel unit, a first sub-pixel row includes sub-pixels of different colors arranged along a first direction, and a second sub-pixel row includes first high-transmittance sub-pixels. A plurality of first pixel units are arranged along a second direction to form a first pixel unit column. In one of first pixel unit columns, the first sub-pixel rows and the second sub-pixel rows are alternately arranged. Two closest first sub-pixel rows are located in two adjacent first pixel unit columns and staggered from each other in the first direction.

Abstract: The LED display system includes an array of LEDs and a driver circuit. The driver circuit has a PWM engine, an adder, an accumulator, a multiplier, and a frame butter. The multiplier multiplies an image data of a first bit depth (PWM) with a multiple (M) to produce an input data (PWM_M) having a second bit depth. The multiple has an integer section (MI) of one or more bit in length and a fraction section (MF) of one or more bit in length. The input data has an integer section (PWM_MI) and a fraction section (PWM_MF). The adder adds a value of PWM_MF of a current input data with a value of a remainder in an accumulator. The PWM engine receives PWM data from the frame buffer and generates PWM pulses to drive the LED array.

Abstract: The disclosure provides a method for driving an OLED touch-and-display device, a driving circuit, and an OLED touch-and-display device. The method includes: generating gate driving signals that are sequentially shifted based on the first clock signal (GCK); sequentially applying the gate driving signals that are sequentially shifted to the plurality of GLs; writing display data in a display driving period for each row of pixels, to the row of pixels, wherein a time length of the display driving period depends on a corresponding gate driving signal and is smaller than the clock cycle; and for a display driving period for each of at least one row of pixels, setting a touch detection period corresponding to the display driving period or corresponding to the display driving period for previous row of pixels at least partially overlapping with the display driving period in time.

Abstract: A data conversion circuit for converting black-and-white or grayscale frames for a color display panel/module, and an electronic device and a color display device using the data conversion circuit are disclosed. The data conversion circuit includes a data conversion unit for receiving an input data of the black-and-white or grayscale frame provided by a controller/MCU. The data conversion unit converts the input data into a color frame data for the color display panel/module, and no input clock or reference clock for adjusting an output rate of the color frame data is received or generated by the data conversion circuit.

Abstract: An image processing device that generates a second output image signal output to a second liquid crystal panel that is disposed to be superposed on a first liquid crystal panel, includes: a first corrector that generates a gamma correction signal in which a gradation value of an input image signal is corrected; a detector that receives the gamma correction signal and detects an image region brighter than surroundings as a first high-frequency portion from the gamma correction signal; and a second corrector that receives the gamma correction signal and a detection result of the detector and performs correction to decrease the gradation value of the first high-frequency portion in the gamma correction signal. The second output image signal is generated based on the gamma correction signal corrected by the second corrector.

Abstract: Provided is an information processing apparatus including an information request unit, in a case in which a predetermined trigger signal is detected in a first sensor, requesting second detection information based on a signal detected in a second sensor located at a different position from that of the first sensor, a local communication unit receiving the second detection information, and a processing determination unit determining processing to be executed based on first detection information based on a signal detected in the first sensor and the second detection information. Power consumption can be further suppressed in an information processing apparatus in which sensors are provided at different positions.

Abstract: A display device according to an exemplary embodiment of the present inventive concept includes: pixels; scan lines extending in a row direction and connected to the pixels; a data lines extending in a column direction and connected to the pixels; a receiving lines extending in the column direction and connected to the pixels; and a compensation circuit portion that generates first sensing data by receiving a current flowing to the pixels through the receiving lines, and generates a compensation value that compensates a characteristic of a driving transistor included in each of the pixels by multiplying the first sensing data by a calibration factor that corresponds to a position of each of the pixels, wherein the calibration factor includes a line calibration factors that correspond to the receiving lines.

Abstract: A pixel arrangement structure and a display panel are provided. The pixel arrangement structure includes a plurality of sub-pixels having different colors. Each of the sub-pixels is divided into a main pixel area and a sub-pixel area, an area of the main pixel area is not equal to an area of the sub-pixel area, and at most every four columns, a position of the main pixel area and a position of the sub-pixel area are alternately changed to improve brightness uniformity of a display panel.

Abstract: This application relates to a driving method of a display panel. The method includes: dividing sub pixels of the display panel into a plurality of sub pixel groups, each sub pixel group including the same quantity of color sub pixels; for each of the sub pixel groups, respectively adjusting a gamma value of a curve of brightness of each color sub pixel changing with a drive voltage; and for each sub pixel group, adjusting the adjusted gamma value according to a color property of the sub pixel group.

Abstract: A display device includes a data line, a pixel electrically connected to the data line, a data driver for outputting a data voltage, and a transmitter electrically connected between an output terminal of the data driver and the data line. The transmitter may transmit an instance of the data voltage to the data line in a first period. The transmitter may amplify a second instance of the data voltage to generate a reference voltage and then transmit the reference voltage to the data line in a second period different from the first period. The pixel includes a light emitting element for emitting light in response to the first instance of the data voltage. A voltage level of the reference voltage may be higher than a voltage level of the data voltage.

Abstract: A pixel driving method is provided. The method includes: acquiring an average pixel signal of sub-pixels of each color in each unit pixel in a pixel block, where the unit pixel includes a red sub-pixel, a green sub-pixel and a blue sub-pixel; acquiring a color signal of the pixel block according to the average pixel signal of the sub-pixels of each color; determining a color that the pixel block deflects to during display according to the color signal and a preset main color-rendering determination condition, and loading first-type gray-scale signals to a part of same-color sub-pixels in the pixel block and loading second-type gray-scale signals to the remaining same-color sub-pixels based on a preset rule according to the determination result, where the first-type gray-scale signals are not equal to the corresponding second-type gray-scale signals.

Abstract: Methods and apparatus to facilitate user interactions with foldable displays are disclosed. An apparatus processor circuitry to execute instructions to: detect a hover event via a hover sensor included within a first region of a foldable display of a computing device; detect a touch event via a touch sensor included within a second region of the display separate from the first region; and generate interactive content on the display, the interactive content to differ between a first appearance and a second appearance depending on whether the interactive content is rendered in the first region or the second region.