A display panel and a display device are provided. The display panel comprises a first substrate and a second substrate which are disposed opposite to each other, at least two first electrodes, at least one second electrode, and liquid crystal molecules. A supporting block is disposed between the second electrode and the array substrate to increase a height of the second electrode, and when the first electrodes and the second electrode are energized, electric field lines generated by the electrodes with different polarities cover more liquid crystal molecules. Therefore, distribution of electric field is changed, deflection efficiency of the liquid crystal is increased, and transmissivity of the panel is improved.

A switchable optical device is provided having a first substrate (11), a second substrate (12) and a seal (114). The two substrates (11, 12) and the seal (114) are arranged such that a cell having a cell gap is formed and a switchable medium (10) is located inside the cell gap. The first substrate (11) has a first transparent electrode (21) and the second substrate (12) has a second transparent electrode (22). The electrodes (21, 22) are facing towards the cell gap. The two substrates (11, 12) are arranged such that the first substrate (11) has a first region (71) adjacent to a first edge (41) of the first substrate (11) which does not overlap with the second substrate (12) and the second substrate (12) has a second region (72) which does not overlap with the first substrate (11). A first electrically conducting busbar (31) is arranged in the first region (71) and a second electrically conducting busbar (32) is arranged in the second region (72). A first terminal is electrically connected to the first busbar (31) and a second terminal is electrically connected to the second busbar (32). The first substrate (11) and the second substrate (12) each have an edge deletion (116) in which the respective transparent electrode (21, 22) is removed. The edge deletion (116) is complete on the edges non-adjacent to a busbar (31, 32) and there is no edge deletion or only partial edge deletion on edges adjacent to a busbar (31, 32).

Further aspects of the invention relate to a method for designing a switchable optical device, a method for driving a switchable optical device, a method for manufacturing a switchable optical device and a system comprising a switchable optical device and a controller for driving the switchable optical device.

A liquid crystal display panel includes a first substrate, a second substrate, a liquid crystal layer between the first substrate and the second substrate, a first light source and a second light source. The liquid crystal display panel is configured to provide a brightness selected from a first set or a second set, and the first light and the second light are configured to not emit light simultaneously. A driving method of the liquid crystal display panel and a display device including the liquid crystal display panel are further provided.

A liquid crystal display panel includes a first substrate, a second substrate, a liquid crystal layer between the first substrate and the second substrate, a first light source and a second light source. The liquid crystal display panel is configured to provide a brightness selected from a first set or a second set, and the first light and the second light are configured to not emit light simultaneously. A driving method of the liquid crystal display panel and a display device including the liquid crystal display panel are further provided.

A liquid crystal display panel includes a first substrate, a second substrate, a liquid crystal layer, a first polarizer plate, and a second polarizer plate. The first substrate includes a first dielectric substrate, a first electrode, a second electrode, and a first alignment film. The second electrode includes a plurality of slits and a conductive portion. The second substrate includes a second dielectric substrate and a second alignment film. The first substrate further includes a resin layer disposed between the second electrode and the first alignment film. The resin layer within the plurality of slits is as thick as or thicker than the second electrode. The plurality of slits are filled with the resin layer. A difference in height between the resin layer over the conductive portion of the second electrode and the resin layer within the plurality of slits of the second electrode is 10 nm or more.

A display device is provided and includes first substrate; first line extending in first direction on first substrate; second line extending in a second direction crossing the first lines; pixel electrode on the first substrate; insulating film on the pixel electrode; common electrode on the insulating film, including a first electrode arranged in a second direction and a plurality of second electrodes connected to the first electrode; second substrate facing first substrate; liquid crystal layer provided between first and second substrates; and wherein, in plan view, pixel electrode is rectangular in shape, and in plan view, part of first electrode overlaps second line.

A device includes a polarization rotator configured to be switchable between operating in two switching states. The device also includes a controller configured to control the polarization rotator to switch between operating in the two switching states at a predetermined switching frequency, to thereby switch, a polarization of a component of an input light having an initial light intensity, between two orthogonal polarizations at the predetermined switching frequency. The device also includes a polarizer coupled with the polarization rotator, and configured to convert the input light transmitted through the polarization rotator into an output light having a light intensity reduced to a predetermined percentage of the initial light intensity of the input light.

The disclosure provides a display device and a method for manufacturing the same. The display device includes: an array substrate, an opposite substrate and a liquid crystal layer between the array substrate and the opposite substrate. The array substrate includes a first base, and a first electrode and a second electrode of each of the plurality of sub-pixels, the first electrode and the second electrode being located on a side of the first base proximal to the liquid crystal layer; and the opposite substrate includes: a second base and an interference electrode of each of the sub-pixels, the interference electrode is located on a side of the second base proximal to the liquid crystal layer, orthographic projections of the interference electrode of each sub-pixel and the second electrode of said each sub-pixel on the first base at least partially overlaps.

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.

A display panel, a driving method thereof, and a display device are provided. The display panel includes: a filter layer including a light shielding region and a light transmitting region in each sub-pixel region, the light transmitting region in each of the sub-pixel regions surrounding the light shielding region; a light extracting layer including a light extracting element in each of the sub-pixel regions, the light extracting element being configured to provide light rays propagating toward the light shielding region of the sub-pixel region where the light extracting element is; and a light transmitting layer configured to provide sub-pixel regions at a bright state gratings distributed in a first plane and a second plane, so that the light rays provided by the light extracting element are diverged in the first plane and the second plane.