Provided are a display substrate and a control method therefor, a display panel, and a display device. The display substrate is disposed in the display panel and includes a first substrate and multiple mode switching electrodes and multiple data lines disposed on the first substrate; wherein, the mode switching electrode is disposed on a side of the data line away from the first substrate and insulated from the data line, and an orthographic projection of the mode switching electrode on the first substrate covers part of an orthographic projection of the data line on the first substrate; and the mode switching electrode is configured to switch display modes of the display panel, wherein the display modes include a normal mode and a privacy mode.

Provided are a display substrate and a control method therefor, a display panel, and a display device. The display substrate is disposed in the display panel and includes a first substrate and multiple mode switching electrodes and multiple data lines disposed on the first substrate; wherein, the mode switching electrode is disposed on a side of the data line away from the first substrate and insulated from the data line, and an orthographic projection of the mode switching electrode on the first substrate covers part of an orthographic projection of the data line on the first substrate; and the mode switching electrode is configured to switch display modes of the display panel, wherein the display modes include a normal mode and a privacy mode.

Provided is a liquid crystal display device including: a liquid crystal panel; and a control circuit, the liquid crystal panel sequentially including an active matrix substrate, a first alignment film, a liquid crystal layer, a second alignment film, and a counter substrate, the active matrix substrate sequentially including a first substrate, a first electrode, a first insulating layer, and a second electrode including a linear electrode portion, the counter substrate including a second substrate and a third electrode, the third electrode extending in a longitudinal direction of the sub-pixel at a right or left end of the sub-pixel, a ratio of a width of the third electrode to a width of the first electrode in a widthwise direction being 0.14 or greater and 0.25 or smaller, the control circuit being configured to switch between application of an alternating voltage and application of a constant voltage to the third electrode.

A display substrate includes: a plurality of sub-pixel regions at a first base substrate, each of the plurality of sub-pixel regions including a light-blocking region and aperture regions located at opposing sides of the light-blocking region; and a first transparent electrode and a second transparent electrode within each of the plurality of sub-pixel regions, configured to drive a liquid crystal layer; wherein the first transparent electrode includes a first electrode unit located inside the light-blocking region and including a plurality of first sub-electrodes, wherein each of the plurality of first sub-electrodes are separated from two adjacent first sub-electrodes by a separation distance; and wherein the separation distance between two adjacent first sub-electrodes nearest to a center line of the light-blocking region is smaller than the separation distance between two adjacent first sub-electrodes nearest to an edge of the light-blocking region

A liquid crystal optical device providing refractive Fresnel lens type element control over light passing through an aperture is provided. The device includes a layer of liquid crystal material contained by flat substrates having flat alignment layers; and an arrangement of electrodes configured to provide a spatially varying voltage distribution within a number of lensing zones within said liquid crystal layer. The arrangement of electrodes includes ring-shaped electrodes defining boundaries between Fresnel lensing zones. The liquid crystal optical device is structured to provide a spatial variation in the optical phase delay with an abrupt transition at a boundary between lensing zones to increase the effective aperture of the optical device.

The present disclosure relates to a display device, a liquid crystal display panel and a driving method for a liquid crystal display panel. The liquid crystal display panel includes: an array substrate including a plurality of sub-pixels having active display areas, each of the sub-pixels including a plurality of first electrodes, and a first slit being disposed between adjacent first electrodes; an opposite substrate facing the array substrate, wherein a first surface of the opposite substrate facing the array substrate includes at least a target area facing an edge area of the active display area; and a control electrode disposed in the target area and opposite to the first electrode, for generating an electric field in a target direction with the first electrode, so as to control liquid crystals between an edge area of the array substrate and the target area of the opposite substrate to be deflected.

The present disclosure provides a display panel comprising pixel units. Each of the pixel units has one or more first domains and one or more second domains. Each of the pixel units comprises a pixel electrode. The pixel electrode comprises first branches disposed in the one or more first domains at a first angle, and second branches disposed in the one or more second domains at a second angle. Every one or more first branches and every one or more second branches are staggered to form a zigzag structure between every first and second domains.

A display device is provided and includes first and second substrates; a liquid crystal layer filled between the first and second substrates; a counter electrode pattern formed on the first substrate; scanning lines extending in a first direction; signal lines; and a first pixel electrode pattern and a second pixel electrode pattern formed on the first substrate, wherein the first pixel electrode pattern and the second pixel electrode pattern are located in line symmetry with respect to a first scanning line of the scanning lines.

A display panel includes an array substrate having a first substrate, a gate line, a data line, and a thin film transistor (TFT); and a plurality of sub-pixel regions defined by the gate and data lines; and an opposite substrate including a second substrate, a plurality of additional electrodes arranged on a side of the second substrate facing the array substrate; at least one sub-pixel region including at least one of: a first overlap region at an intersection region by the gate and data lines, a second overlap region between the TFT gate and source electrodes, or a third overlap region between the TFT gate and drain electrodes; and an orthographic projection of the additional electrodes on the first substrate substantially overlaps with orthographic projections of at least one of the first, second, or third overlap regions on the first substrate.

A pixel structure includes a pixel electrode, a data selection line and an isolation line. The isolation line is disposed along the pixel electrode. The pixel electrode is configured to store a pixel voltage. The data selection line is configured to transmit a data signal. The isolation line is configured to reduce an influence of an electric field of the data signal on the pixel voltage of the pixel electrode. A projection area of the isolation line is overlapped with a projection area of the pixel electrode.