G09G3/3614

DISPLAY DEVICE
20230008073 · 2023-01-12 · ·

According to one embodiment, a display device comprises a display panel, first and second driver chips. The display panel includes first and second edge portions, a display area between the first and second edge portions in a first direction, first signal lines extending to the display area, and second signal lines extending to the display area. The first driver chip is connected to the first edge portion to supply video signals to the first signal lines. The second driver chip is connected to the second edge portion to supply video signals to the second signal lines. Number N of the first signal lines and number M of the second signal lines are alternately arranged in a second direction.

Driving method for display panel, driving device of display panel, and display apparatus
11551628 · 2023-01-10 · ·

Disclosed are a driving method including: acquiring a first preset scanning driving signal, a second preset scanning driving signal and a preset data driving signal, and shortening the driving time of the second preset scanning driving signal so as to shorten the driving time of the second preset scanning driving signal compared to the driving time of the preset data driving signal. The even-numbered column pixels in the first row and the odd-numbered column pixels in the second row in the driving period are driven by a first preset scanning driving signal, and the odd-numbered column pixels in the first row and the even-numbered column pixels in the second row in the driving period are driven by a second preset scanning driving signal.

Apparatus and method for controlling display module and display device

The present disclosure provides an apparatus and method for controlling a display module, and a display device. The apparatus for controlling the display module includes a voltage sampling circuit and a data processing circuit. The voltage sampling circuit may acquire a data voltage and a common voltage and transmit the acquired data voltage and common voltage to the data processing circuit. The data processing circuit may determine, based on the data voltage and the common voltage, whether liquid crystal molecules are deflected abnormally, and control a main control circuit to restart if the liquid crystal molecules are deflected abnormally.

Display device and display method
11551623 · 2023-01-10 · ·

According to one embodiment, a display device includes a controller. The controller is configured to control voltages between the common electrode and pixel electrodes in first periods included in one frame period and control an operation of a light source in second periods included in the one frame period. The controller controls, in a first first period of the first periods included in the one frame period, the voltages between the common electrode and the pixel electrodes to write, following an immediately preceding one frame period, a video component of a same color as a color of a video component written by applying voltages between the common electrode and the pixel electrodes in a last first period of the first periods included in the immediately preceding one frame period.

Display device
11694647 · 2023-07-04 · ·

According to one embodiment, a display device includes a first substrate, a second substrate including a common electrode, and a display function layer which is partly switched between a transparent state and a scattering state. The first substrate includes a first scanning line, a first signal line, an insulating layer, a first switching element, and a first pixel electrode. The first signal line includes a first coupling portion and a first line portion. The first scanning line intersects the first coupling portion and is provided in a same layer as the first line portion. The insulating layer is interposed between the first coupling portion and the first scanning line.

DRIVING CIRCUIT, DRIVING METHOD AND DISPLAY PANEL
20230005442 · 2023-01-05 ·

The present application discloses a driving circuit, a driving method, and a display panel. The driving circuit includes: a plurality of pixels, each pixel including a first sub-pixel and a second sub-pixel; and a switching circuit, configured to communicate one or both of the first sub-pixel and the second sub-pixel with a scan line and a data line.

Display device and electronic signboard
11545102 · 2023-01-03 · ·

According to an aspect, a display device includes a plurality of sub-pixels. Each of the sub-pixels includes a memory block including a memory configured to store therein sub-pixel data and a sub-pixel electrode coupled to the memory block. The memory includes first and second transistors configured to store therein the sub-pixel data in accordance with an electrical charge of a floating gate, the first and second transistors include respective drains that are coupled to each other, and a coupling point of the drains is coupled to a node. The sub-pixel electrode is coupled to the node, and each of the sub-pixels is configured to display an image based on a potential of the node.

Liquid crystal display device

A liquid crystal display device includes a first substrate, a second substrate, a liquid crystal layer, and a plurality of pixels. Each of the pixels has a reflection region for performing display in a reflective mode. The first substrate includes a pixel electrode provided in each of the pixels and a reflection layer positioned opposite to the liquid crystal layer with respect to the pixel electrode. The reflection layer has a first region positioned in each of the pixels and a second region positioned between any two pixels adjacent to each other. Voltages of an identical polarity are applied to the liquid crystal layer for any two pixels adjacent to each other in a row direction, for any two pixels adjacent to each other in a column direction, or for all the pixels.

VOLTAGE SUPPLY CIRCUIT, DISPLAY DRIVER CIRCUIT, DISPLAY DEVICE, AND DISPLAY DRIVING METHOD

There is provided a voltage supply circuit, in which a signal output end of a power management integrated circuit, a signal input end of a transmission branch, and a signal input end of a voltage reduction branch are coupled to a first node; a signal output end of transmission branch and a signal output end of the voltage reduction branch are coupled to a second node; the power management integrated circuit supplies an initial voltage to the first node; the transmission branch is coupled to a control signal terminal, and switch between a conducting state and a cutoff state in response to control of a control signal, and write the initial voltage into the second node in the conducting state; and the voltage reduction branch performs voltage reduction on the initial voltage at the first node to obtain a reduced voltage to be written into the second node.

HIGH-SPEED DRIVING DISPLAY APPARATUS AND DRIVING METHOD THEREOF
20220415279 · 2022-12-29 · ·

A display apparatus includes a display panel including a plurality of pixels, a timing controller configured to generate current control information on the basis of a degree of transition of image data which is to be applied to a corresponding pixel of the plurality of pixels, and a plurality of output buffers configured to output a target data voltage, corresponding to the image data, to data output channels connected to the plurality of pixels, wherein each of the output buffers includes an amplifier output circuit configured to apply a rising current or a falling current, which is previously set for outputting the target data voltage, to an output node connected to one of the data output channels and a slew rate adjustment circuit configured to selectively and further apply an additional rising current or an additional falling current to the output node on the basis of the current control information, for increasing an output slew rate of the target data voltage.