Patent classifications
G09G2320/043
Pixel arrangement structure and display substrate
A pixel arrangement structure, a display substrate and a mask group are disclosed. The pixel arrangement structure includes a plurality of pixel groups, each of the plurality of pixel groups includes one red sub-pixel, two green sub-pixels and one blue sub-pixel; the red sub-pixel and the blue sub-pixel are arranged along a first direction; the two green sub-pixels are arranged along a second direction. Four vertexes included in the red sub-pixel are located in a first virtual rhombus and are substantially coincident with four vertexes of the first virtual rhombus, respectively; four vertexes included in the blue sub-pixel are located in a second virtual rhombus and are substantially coincident with four vertexes of the second virtual rhombus, respectively; at least one of the red or the blue sub-pixel has a shape of a corresponding virtual rhombus with each side of the virtual rhombus being an inwardly concaved side.
Burn-in compensation scheme for light-emitting diode based displays
Embodiments of the present disclosure relate to a pixel circuit with a burn-in compensation. The pixel circuit includes a light-emitting diode (LED), a first driving transistor between a voltage source and the LED, a switching transistor coupled to a gate electrode of the first driving transistor, and a second driving transistor connected between the voltage source and the LED. The first driving transistor provides first current from the voltage source to the LED according to a gate voltage of the first driving transistor. The switching transistor is turned on after receiving an enable signal. The second driving transistor provides second current from the voltage source to the LED according to a version of the gate voltage of the first driving transistor received at a gate of the second driving transistor via the switching transistor.
DISPLAY MANUFACTURING SYSTEM AND DRIVING METHOD OF THE SAME
A display manufacturing system includes: a plurality of display devices, each including a display panel which displays an image; a driving voltage measurer which calculates a saturation voltage corresponding to a luminance of the image displayed on the display panel by changing a driving power voltage for driving the display panel; and a processor which calculates a current density and a degradation weight value based on the saturation voltage, and controls the display panel included in each of the plurality of display devices based on the current density and the degradation weight value.
METHOD FOR MANAGING PIXEL OF DISPLAY, AND ELECTRONIC DEVICE SUPPORTING SAME
An electronic device is provided. The electronic device includes a display including a plurality of pixels, and a processor, each of a plurality of pixels may include a plurality of sub pixels, the plurality of sub pixels may include first type pixels including first type sub pixels observed at a first viewing angle, and second type pixels being adjacent to the first type pixels and including second type sub pixels observed at a second viewing angle that is smaller than the first viewing angle, and the processor configured to, for a plurality of groups including first type pixels and second type pixels, perform a control such that turn-on ratios of the first type pixels and the second type pixels in, a plurality of groups, a first group are different from turn-on ratios of those of, among the plurality of groups, a second group that is different from the first group.
Display device including a flexible substrate
A display device includes a substrate including a display area and a peripheral area disposed around the display area. The peripheral area includes a bending region and a contact region adjacent to the bending region. A first connection line includes a first portion disposed in the contact region, and a second portion disposed in both the bending region and the contact region, and including a first layer and a second layer. At least part of the second layer of the second portion overlaps the first layer of the second portion. In the contact region, the first layer of the second portion is electrically connected to the first portion, and the second layer of the second portion is electrically connected to the first layer of the second portion.
DISPLAY APPARATUS
A display apparatus includes a display panel including: a pixel array in which pixels including a plurality of light-emitting elements are arranged in a plurality of row lines and sub-pixel circuits provided for each of the plurality of light-emitting elements and providing a driving current to the light-emitting elements. The display apparatus also includes a drive unit is configured to: set image data voltages to the sub-pixel circuits of the display panel in a row line order during a data setting period for each row line; and drive the sub-pixel circuits to provide the driving current to the light-emitting elements of the pixel array in the row line order based on a sweep signal sweeping from a first voltage to a second voltage and the set image data voltages during a light-emitting period for each row line.
DISPLAY APPARATUS AND METHOD OF DRIVING THE SAME
A display apparatus includes a plurality of pixels. A pixel includes a first capacitor connected between a first voltage line receiving a first driving signal and a first node, a first transistor comprising a control electrode connected to the first node, a first electrode connected to a second voltage line receiving a first power source signal and a second electrode connected to a second node, an organic light emitting diode comprising an anode electrode connected to the second node and a cathode electrode receiving a second power source signal, a second capacitor connected between an m-th data line and the second node (wherein, ‘m’ is a natural number) and a second transistor comprising a control electrode connected to an n-th scan line (wherein, ‘n’ is a natural number), a first electrode connected to the first node and a second electrode connected to the second node.
Electronic device with illuminance sensor mounted at back side of display and method for measuring illuminance using illuminance sensor
Provided is an electronic device. The electronic device includes a housing that includes a front side and a back side, a display, an illuminance sensor overlapping at least one active area of the display in a top view from above the front side, at least one processor, and a memory. The memory stores instructions that, when executed, cause the at least one processor, while the display is in operation, to change a brightness of a screen displayed on the display, to identify display parameter information associated with the changed brightness, to set a measuring time of the illuminance sensor, based at least partially on the identified display parameter information, to acquire raw data measured during the measuring time by the illuminance sensor at a specified period, to generate intermediate data using the acquired raw data, and to calculate an illuminance value using the generated intermediate data.
Display apparatus and electronic apparatus
A display apparatus according to the present disclosure includes: a pixel array unit, pixels being arranged in the pixel unit, the pixels each including a driving transistor that includes a plurality of gate electrodes and drives a light emitting unit in response to a video signal applied to one gate electrode of the plurality of gate electrodes; and a control unit that controls gate voltage of a different gate electrode of the driving transistor. Further, an electronic apparatus according to the present disclosure includes the display apparatus having the above-mentioned configuration.
Organic light emitting display apparatus
An organic light-emitting display apparatus includes an organic light-emitting diode, a switching transistor, a first light emission control transistor, and a driving transistor. The organic light-emitting diode includes an anode and a cathode for receiving a reference voltage. The switching transistor includes a gate electrode for receiving an nth scan signal and a source electrode for receiving a data signal, and is an NMOS transistor. The first light emission control transistor includes a gate electrode for receiving a light emission control signal, and is configured to turn on upon receiving the light emission control signal to determine a timing of flow of a driving current to the organic light-emitting diode, and is a PMOS transistor. The driving transistor is connected to the switching transistor and the first light emission control transistor and provides the driving current to the organic light-emitting diode.