G09G3/3659

Liquid crystal display device
11508327 · 2022-11-22 · ·

Provided is a liquid crystal display device including: a liquid crystal panel including display units for displaying an image using a veil-view function; and a control circuit. The display units each include a pair of sub-pixels including a first sub-pixel and a second sub-pixel. The liquid crystal panel sequentially includes an active matrix substrate, a first alignment film, a liquid crystal layer containing liquid crystal molecules, a second alignment film, and a counter substrate. The active matrix substrate includes first and second electrodes that are stacked via a first insulating layer or that face each other on the first substrate. At least one of the first or second electrode is disposed for each first sub-pixel and for each second sub-pixel. The counter substrate includes a third electrode. The control circuit is configured to switch between application of alternating voltage and application of constant voltage to the third electrode.

Display with stacked emission and control logic layers
09829710 · 2017-11-28 · ·

The disclosure relates generally to a display panel, which in at least some situations includes multiple separate stacked layers or components that are combined together, such as to have one emission layer component with numerous pixels that emit light, and to have at least one control logic layer component that includes integrated circuits or other logic to control the emission of light by the pixels in the emission layer. The different layers may be separate silicon chips or wafers that are connected in a stacked structure via a flip chip technique, with the emission layer using AMOLED or other OLED pixels. The display panels may be designed and/or configured for use in head mounted displays (e.g., with a fully immersive virtual reality system). The disclosure also relates generally to techniques for manufacturing, testing and/or otherwise using such a display panel in various manners.

Array substrate, pixel driving method thereof and display device
09824643 · 2017-11-21 · ·

Embodiments of the present invention provides an array substrate, a pixel driving method, and a display device, and the array substrate is provided with a first pixel unit set used to display a first image, and pixel units in the first pixel unit set are coupled to a first gate line set in the plurality of gate lines; a second pixel unit set configured to display a second image, and pixel units in the second pixel unit set are coupled to a second gate line set in the plurality of gate lines; the pixel units in the first pixel unit set and the pixel units in the second pixel unit set are alternately provided.

Liquid crystal display device comprising transistor using oxide semiconductor

A liquid crystal display device with a novel structure is provided. Each pixel includes a first circuit for holding a high level (or low level) potential and a second circuit for holding a low level (or high level) potential. A semiconductor layer of a transistor included in each of the first and second circuits is an oxide semiconductor layer. The second circuit is reset when being supplied with the high level potential. Whether the high level potential held in the second circuit changes is controlled by a data voltage supplied to the first circuit. The potential held in the first circuit and the potential held in the second circuit are respectively supplied to a first transistor and a second transistor.

Display panel drive device and display panel drive method
09805669 · 2017-10-31 · ·

A plurality of video data pieces corresponding to one horizontal scan line of a display panel are classified into a first video data group and a second video data group different from the first video data group. Each piece of video data belonging to the first video data group is converted into a gradation voltage having an analog voltage value, and by interpolation based on each of the gradation voltages, a gradation voltage corresponding to each of the video data pieces belonging to said second video data group is obtained.

Liquid crystal display device having white pixel

An exemplary embodiment of the present invention provides a display device including red pixels, blue pixels, green pixels, and white pixels, a plurality of gate lines, and a plurality of data lines, wherein the red pixels, the blue pixels, and the green pixels are disposed to longitudinally extend in a vertical direction, and the white pixels are disposed to longitudinally extend in a horizontal direction below or above the red pixels, the blue pixels, and the green pixels.

DUAL DATA STRUCTURE FOR HIGH RESOLUTION AND REFRESH RATE

Display backplanes and pixel element structures are described. In an embodiment, a pixel electrode is located between two stacked data lines, with a left edge of the pixel electrode being separated from a first lower data line by approximately a same distance as a right edge of the pixel electrode is separated from a second lower data line.

Touch display device, touch sensing circuit, and driving method

The present disclosure relates to a touch display device, a touch sensing circuit, and a driving method. Further, the present disclosure relates to a touch display device, a touch sensing circuit, and a driving method, in which multiple touch electrodes are grouped into multiple touch electrode groups, and sensing is concurrently performed for each of the multiple touch electrode groups, so that excellent touch sensitivity and a fast touch sensing speed are allowed.

Bluephase liquid crystal pixel circuit, driving method thereof, and display device
11257453 · 2022-02-22 ·

A bluephase liquid crystal pixel circuit, which includes first to fifth electrical switches, a first capacitance, and a second capacitance. According to the bluephase liquid crystal pixel circuit, a data signal voltage of a panel can be significantly lowered to achieve a purpose of reducing power consumption, and a compensation effect for a threshold voltage may also be realized.

Pixel structure that increases response speed of liquid crystal

A pixel structure is provided to increase a response speed of liquid crystal and includes a first thin-film transistor, a second thin-film transistor, an upper substrate, a lower substrate opposite to the upper substrate, pixel electrodes arranged on the lower substrate, a common electrode arranged on the upper substrate, and assisting electrodes arranged on the lower substrate. The assisting electrodes are arranged to be each sandwiched between every two pixel electrodes. The first thin-film transistor includes a first drain terminal, a first source terminal, and a first gate terminal. The second thin-film transistor includes a second drain terminal, a second source terminal, and a second gate terminal. The pixel electrodes are electrically connected to the second drain terminal. The assisting electrodes are electrically connected to the first drain terminal.