G09G3/3225

Color shift compensation method, color shift compensation system and display panel

A color shift compensation method, a color shift compensation system and a display panel are provided. The color shift compensation method includes: accumulating actual display time of a display panel; determining whether or not the actual display time reaches a preset cumulative display time threshold; and in a case where the actual display time reaches the preset cumulative display time threshold, driving the display panel to display according to compensated adjustment voltages that are pre-stored, and in a case where the actual display time does not reach the preset cumulative display time threshold, driving the display panel to display according to current adjustment voltages that are pre-stored.

Display substrate having additional pad layer

A display substrate, a manufacturing method therefor and a pixel driving circuit, the display substrate includes: a base substrate; a first conductive layer, which includes a first signal line, a second signal line, and an additional pad layer, on the base substrate; a pixel defining layer on the first conductive layer and having an opening; and an electroluminescent material layer in the opening and including a first end portion and a second end portion, an orthographic projection of the first end portion on the base substrate falls within that of the first signal line, an orthographic projection of the second end portion on the base substrate falls within that of the additional pad layer, and the orthographic projections of the first end portion and the second end portion are respectively located on both sides of an orthographic projection of the second signal line on the base substrate.

Display substrate having additional pad layer

A display substrate, a manufacturing method therefor and a pixel driving circuit, the display substrate includes: a base substrate; a first conductive layer, which includes a first signal line, a second signal line, and an additional pad layer, on the base substrate; a pixel defining layer on the first conductive layer and having an opening; and an electroluminescent material layer in the opening and including a first end portion and a second end portion, an orthographic projection of the first end portion on the base substrate falls within that of the first signal line, an orthographic projection of the second end portion on the base substrate falls within that of the additional pad layer, and the orthographic projections of the first end portion and the second end portion are respectively located on both sides of an orthographic projection of the second signal line on the base substrate.

Data driving circuit and display device
11580915 · 2023-02-14 · ·

Embodiments of the present disclosure relate to a data driving circuit and a display device. In the process of a display device converting an image data received from an outside into a data signal supplied to a data driving circuit, a final color temperature target represented by the image is variably set based on a panel driving current, so that the power consumption of a display panel displaying an image can be minimized. In addition, since the final color temperature target is varied, the luminance of the image and the user's recognition level are maintained constant, thereby improving the efficiency of the display device.

Display apparatus and method of controlling the same

A method of controlling a display apparatus includes: when the display apparatus is in a privacy display mode, obtaining, by an image processor, a plurality of frames of display images according to a frame of original image, transmitting, by the image processor, the plurality of frames of images to a display controller; controlling, by the display controller, the display panel to display the plurality of frames of display images in sequence within a display time of the frame of original image, and controlling, by the display controller, the grating panel to form light-transmitting regions and non-light-transmitting regions that are alternately arranged when the display panel displays each frame of display image, so as to limit an exit angle of light exiting from the display side of the display apparatus, the exit angle being within a range of a privacy viewing angle.

Light source apparatus, display apparatus including the same and method of compensating luminance difference of the same

A light source apparatus includes a plurality of light source gate lines extending in a first direction, a plurality of light source data lines extending in a second direction crossing the first direction, a plurality of light source emission lines, a plurality of feedback lines and a plurality of light source blocks. At least one of the light source blocks is connected to the light source gate line, the light source data line, the light source emission line and the feedback line.

Driving method and apparatus of a display panel

The present disclosure relates to the technical field of display panels, in particular to a driving method and driving apparatus of a display panel. The driving method may include in response to detecting that the display panel is switched from a dynamic picture to a static picture, generating a refresh rate adjustment instruction; according to the refresh rate adjustment instruction, switching the picture refresh rate of the display panel from a first picture refresh rate to a second picture refresh rate and generating a voltage adjustment instruction; obtaining a target cathode power supply voltage matching the second picture refresh rate; and based on the voltage adjustment instruction and the target cathode power supply voltage, adjusting the display panel to change a working current of each pixel in the display panel.

Display with hybrid oxide gate driver circuitry having multiple low power supplies

A display may include an array of pixels that receive control signals from a chain of gate drivers. Each gate driver may include a logic sub-circuit and an output buffer sub-circuit. The output buffer sub-circuit may include depletion mode semiconducting oxide transistors with high mobility. The logic sub-circuit may include semiconducting oxide transistors, some of which can be depletion mode transistors and some of which can be enhancement mode transistors with lower mobility. The logic sub-circuit may include at least a carry circuit, a voltage setting circuit, an inverting circuit, a discharge circuit.

Display with hybrid oxide gate driver circuitry having multiple low power supplies

A display may include an array of pixels that receive control signals from a chain of gate drivers. Each gate driver may include a logic sub-circuit and an output buffer sub-circuit. The output buffer sub-circuit may include depletion mode semiconducting oxide transistors with high mobility. The logic sub-circuit may include semiconducting oxide transistors, some of which can be depletion mode transistors and some of which can be enhancement mode transistors with lower mobility. The logic sub-circuit may include at least a carry circuit, a voltage setting circuit, an inverting circuit, a discharge circuit.

Display device and electronic device

A display device and electronic device are disclosed. In one example, a display device includes a pixel array portion including pixels arrayed in a matrix having a row direction and a column direction. The pixels each respectively including a light emission unit. A fixed potential line surrounds the pixel array portion in a frame portion outside the pixel array portion, and a pixel portion auxiliary cable is arranged to extend across the pixel array portion. The pixel portion auxiliary cable is interlayer connected to the fixed potential line at a location in the frame portion outside the pixel array portion.