The present disclosure provides an array substrate and a display device. The array substrate includes one start data line, N−1 intermediate data line and one end data line. The array substrate further includes a first driving circuit and a second driving circuit, the first driving circuit is arranged at a first side of the plurality of data lines, and the second driving circuit is arranged at a second side of the plurality of data lines opposite to the first side in a first direction. The first driving circuit is electrically connected to the first end of each of the plurality of data lines. The first driving circuit is electrically coupled to first ends of the plurality of data lines, a first end of the end data line is electrically coupled to a first end of the start data line, and the second driving circuit is electrically coupled to second ends of the plurality of data lines.

A display device comprises: a display module including a display panel; a control board for controlling the display module; and a power board for outputting direct current voltage to the display module. The power board changes the pulse frequency of a control signal so as to output direct current voltage adjusted according to changes in the load of the display panel.

A second display region has a lower pixel density than a first display region. A third metal layer is located upper than a first metal layer and a second metal layer. The occupancy of the third metal layer in the second display region is lower than the occupancy in the first display region. In a pixel unit, the first metal layer includes a first electrode region to control an amount of electric current in a driving transistor, the second metal layer includes a second electrode region and a third electrode region to supply current to the driving transistor, and the third metal layer includes a main region to form a capacitor included in a capacitive element to store a control voltage for the driving transistor, and an island region surrounded by the main region with a gap and interconnected with a lower electrode region by a via region.

A display driving module, a display driving method, and a display device are provided. The display driving module includes a clock signal line, a clock signal generating circuit and a gate driving circuit, where the gate driving circuit includes multiple stages of gate driving units; the clock signal generating circuit is electrically connected to the clock signal line and is configured to generate at least two clock signals and provide different clock signals to the clock signal line in a time-sharing manner; the gate driving unit is electrically connected to the clock signal line and configured to generate a gate driving signal according to the clock signals on the clock signal line; when potentials of the clock signals are valid voltages, the potentials of different clock signals are different.

An apparatus for driving an electro-optic display may comprise a first switch designed to supply a voltage to the electro-optic display during a first driving phase, a second switch designed to control the voltage during a second driving phase and a resistor coupled to the first and second switches for controlling the rate of decay of the voltage during the second driving phase.

A pixel circuit, a display panel, a display device, and a driving method. The pixel circuit includes a light emitting element, a driving transistor, a light emitting control circuit, a reset circuit, a threshold compensation circuit, a first data write circuit, and an initializing circuit. The reset circuit includes a first transistor, the first data write circuit includes a third transistor, and a channel length-width ratio of the first transistor is greater than a channel length-width ratio of the third transistor.

Embodiments of the present disclosure relate to the technical field of displays, and disclose a screen correction method, an electronic device, and a computer-readable storage medium. The method comprises: acquiring a first display parameter of pixel points in at least two display regions of a target screen, wherein the first display parameter comprises first spectral tristimulus values; determining a target region in the display regions and determining a second display parameter of pixel points in a non-target region in the display regions according to the first display parameter, wherein the target region is a display region among the display regions where a luminance parameter meets a preset requirement, and the second display parameter comprises second spectral tristimulus values; converting the luminance parameter into a target display parameter with the type of the second spectral tristimulus values; and compensating the second display parameter based on the target display parameter.

A light emitting diode device is provided and includes a first light emitting diode(LED) package emitting light to generate a first brightness. The first LED package includes a first diode being driven in response to a pulse width modulation (PWM) current to generate a first portion of the first brightness and a second diode being driven in response to a first direct current (DC) current to generate a second portion of the first brightness. In a first operation mode of the LED device, the first diode and the second diode are enabled to make the first brightness to reach a first value. In a second operation mode, different from the first operation mode, of the LED device, the second diode is disabled to reduce the brightness from the first value to a second value.

The present application provides a method for driving a mini-LED backlight module. The method includes dividing the mini-LED backlight module into a plurality of partitions along an extending direction of a data line, dividing a period of each frame used in the mini-LED backlight module into an adjusting sub-field, and adjusting durations of a bright sub-field or a dark sub-field of the adjusting sub-field corresponding to different partitions based on different gray modes. In such a way, the brightness of each partition falls within a configured brightness threshold range.

The flicker performance manager disclosed herein implements a method including measuring a liquid crystal (LC) common voltage (VCOM) over a predetermined period of operation an LCD panel having a plurality of LCs, determining a shift in the VCOM (VCOM shift) over the predetermined period based at least in part on the measured VCO, storing the VCOM shift as a function of time in a table of an embedded controller, receiving a power-on signal for the LCD panel and adjusting a VCOM reference level applied to the LCs based at least in part on the stored values of the VCOM shift.