Abstract: Provided is a liquid crystal handwriting board. The liquid crystal handwriting board includes: a liquid crystal panel, a photosensitive assembly, and a control assembly; wherein the liquid crystal panel includes a first substrate and a second substrate that are opposite; the photosensitive assembly includes a plurality of photosensitive elements; and the control assembly is electrically connected to the liquid crystal panel and the photosensitive assembly, and is configured to determine position information of a pixel region for erasure by detecting position information of target light irradiated to the liquid crystal panel by the photosensitive assembly and supply a pixel voltage to the plurality of pixel electrodes in the pixel region for erasure, such that a voltage difference is present between the plurality of pixel electrodes in the pixel region for erasure and the common electrode.

Abstract: Provided is a liquid crystal handwriting panel. The liquid crystal handwriting panel includes: a first substrate and a second substrate that are opposite to each other, and a liquid crystal layer between the first substrate and the second substrate; wherein the first substrate includes: a first base substrate, a touch electrode layer on a side of the first base substrate, and a first drive electrode layer on a side of the first base substrate; the second substrate includes: a second base substrate, a second drive electrode layer on a side of the second base substrate, and a shielding layer on a side of the second base substrate.

Abstract: A liquid crystal handwriting board is provided. The liquid crystal handwriting board includes a first substrate and a second substrate that are disposed opposite to each other, and a liquid crystal layer disposed between the first substrate and the second substrate; wherein the first substrate includes: a first base substrate, and a transistor and a pixel electrode disposed at a side, proximal to the second substrate, of the first base substrate, the transistor being electrically connected to the pixel electrode; wherein the transistor includes a channel region, wherein a ratio of an area of the channel region to an on-current of the transistor is greater than a ratio of an area of a channel region of a reference transistor to an on-current of the reference transistor.

Abstract: Provided are a liquid crystal handwriting panel, a handwriting device, and a method for controlling the same, which relate to the field of display technologies. The liquid crystal handwriting panel includes: a first substrate and a second substrate that are opposite to each other, and a control assembly. By disposing a touch electrode layer in the first substrate, a position of a contact region of an external object and the first substrate is determined. An infrared positioning device is not disposed in the liquid crystal handwriting panel, and a touch electrode layer is disposed in the first substrate to achieve a function of saving or erasing handwriting, such that a thickness of the liquid crystal handwriting panel and weights of borders of the liquid crystal handwriting panel are reduced, and a screen-to-body ratio of the liquid crystal handwriting panel is improved.

Abstract: The present disclosure belongs to the technical field of display, and provides an array substrate, a handwriting tablet, a tablet eraser, a handwriting tablet system and a method for erasing a pattern. The array substrate is provided with a handwriting area, and a peripheral area surrounding the handwriting area. The array substrate includes erasing electrodes, which are arranged in an array, and a driving circuit for driving the erasing electrodes, wherein the driving circuit is configured to load, under the irradiation of preset light, an erasing voltage to the erasing electrodes. The array substrate is further provided with an NFC coil, which is used for sending an NFC signal, wherein a sensing range of the NFC coil covers the handwriting area.

Abstract: Provided is a liquid crystal handwriting board. The liquid crystal handwriting board includes: a first base plate and a second base plate that are oppositely disposed, and a liquid crystal layer disposed between the first base plate and the second base plate, wherein the liquid crystal layer includes bistable liquid crystal molecules; the first base plate includes: a first substrate, and an electromagnetic touch layer and a pixel electrode layer that are disposed on a side of the first substrate, wherein the electromagnetic touch layer is provided with a plurality of electromagnetic signal lines, each two adjacent electromagnetic signal lines being connected in series; and the second base plate includes: a second substrate, and a common electrode layer that is disposed on a side of the second substrate.

Abstract: Provided is a liquid crystal handwriting board. The liquid crystal handwriting board includes a first substrate, a second substrate, a third substrate, a first liquid crystal layer, and a second liquid crystal layer; wherein the first substrate includes: a first base, and a first pixel electrode and a transparent electrode, wherein the first pixel electrode is insulated from the transparent electrode, and the first pixel electrode is closer to the second substrate than the transparent electrode is; wherein the first substrate, the first liquid crystal layer and the second substrate are configured to form a display portion of the liquid crystal handwriting board; and the first substrate, the second liquid crystal layer and the third substrate are configured to form a writing portion of the liquid crystal handwriting board.

Abstract: An array substrate, a panel, a handwriting tablet and a method for driving the same, relate to the field of handwriting tablet technology. The array substrate includes a handwriting area and a peripheral area surrounding the handwriting area; the handwriting area includes a plurality of handwriting sub-areas; wherein the array substrate includes a plurality of NFC coils and a plurality of erasure units. The plurality of NFC coils are arranged in the plurality of handwriting sub-areas in a one-to-one correspondence. The plurality of erasure units are arranged in the plurality of handwriting sub-areas in a one-to-one correspondence.

Abstract: Provided is an array substrate. The array substrate has a display region and a non-display region disposed on a periphery of the display region. The array substrate includes a substrate and a plurality of patterned film layer structures stacked on the substrate. The plurality of the patterned film layer structures are configured to form a plurality of sub-pixels. The plurality of sub-pixels include a plurality of first sub-pixels within the display region and a plurality of virtual sub-pixels within the non-display region. An area of an orthographic projection of a pixel electrode of the virtual sub-pixel on the substrate is greater than an area of an orthographic projection of a pixel electrode of the first sub-pixel on the substrate.

Abstract: Provided is a liquid crystal handwriting board. The liquid crystal handwriting board includes: a liquid crystal panel, a photosensitive assembly, and a control assembly; wherein the liquid crystal panel includes a first substrate and a second substrate that are opposite; the photosensitive assembly includes a plurality of photosensitive elements; and the control assembly is electrically connected to the liquid crystal panel and the photosensitive assembly, and is configured to determine position information of a pixel region for erasure by detecting position information of target light irradiated to the liquid crystal panel by the photosensitive assembly and supply a pixel voltage to the plurality of pixel electrodes in the pixel region for erasure, such that a voltage difference is present between the plurality of pixel electrodes in the pixel region for erasure and the common electrode.

Abstract: A black matrix, a color filter and a method of preparing the same, a display panel, and a display device are provided, including: a plurality of first walls extending along a first direction; and a plurality of second walls extending along a second direction intersected with the plurality of first walls along the first direction at intersection regions, wherein the plurality of first walls and the plurality of second walls form a mesh-like structure with a plurality of openings. At least one of the intersection regions is to receive a main support column including a top end, and the at least one of the intersection regions to receive the main support column is widened to be larger than a dimension of the top end of the main support column to be received therein.

Abstract: A black matrix, a color filter and a method of preparing the same, a display panel, and a display device are provided, including: a plurality of first walls extending along a first direction; and a plurality of second walls extending along a second direction intersected with the plurality of first walls along the first direction at intersection regions, wherein the plurality of first walls and the plurality of second walls form a mesh-like structure with a plurality of openings. At least one of the intersection regions is to receive a main support column including a top end, and the at least one of the intersection regions to receive the main support column is widened to be larger than a dimension of the top end of the main support column to be received therein.

Abstract: The embodiments of the present disclosure provide a method for manufacturing a liquid crystal display device which includes a liquid crystal panel, and the method includes transforming the liquid crystal in a liquid crystal panel into a solid state before processing the liquid crystal panel, and transforming the liquid crystal in the liquid crystal panel into a liquid state after the liquid crystal panel is processed. In the method, the liquid crystal in a liquid crystal panel is transformed into a solid state before processing the liquid crystal panel, which can greatly enhance the pressure resistance of the liquid crystal panel, and prevent the pressure in the processing from breaking the liquid crystal panel.

Abstract: The present disclosure provides a display substrate, a display panel and a display device. The display substrate includes a base substrate and at least one layer formed on the base substrate, and the layer is formed with an alignment mark, which includes a dot array composed of a plurality of dots. With such dot array composed of the plurality of dots, a step or height difference between the alignment mark and portions of the layer around the alignment mark can be reduced, and adverse influence on the rubbing alignment caused by alignment mark can be reduced or eliminated, thereby reducing or eliminating rubbing Mura in the region where the alignment mark is located.

Abstract: The embodiments of the present disclosure provide a method for manufacturing a liquid crystal display device which includes a liquid crystal panel, and the method includes transforming the liquid crystal in a liquid crystal panel into a solid state before processing the liquid crystal panel, and transforming the liquid crystal in the liquid crystal panel into a liquid state after the liquid crystal panel is processed. In the method, the liquid crystal in a liquid crystal panel is transformed into a solid state before processing the liquid crystal panel, which can greatly enhance the pressure resistance of the liquid crystal panel, and prevent the pressure in the processing from breaking the liquid crystal panel.

Abstract: A display substrate, a method for fabricating the same, and a display device are disclosed. The display substrate comprises a plurality of pixels; and a plurality of slit patterns, which are arranged between at least two of the plurality of pixels, and comprise a plurality of slits arranged in a rubbing direction. Slit patterns are provided, and each of slit patterns comprises slits in the rubbing direction. Thus, during a rubbing alignment process, the slit patterns can guide a rubbing cloth to move in the rubbing direction. Accordingly, the alignment of the rubbing cloth is prevented from changing in the rubbing process, a good alignment layer is formed, rubbing Mura is avoided, and the lifetime of the rubbing cloth is extended.

Abstract: A black matrix, a display substrate, a display screen and a display device are provided. The black matrix includes a plurality of openings of a mesh, and shielding regions configured to shield each main support column provided on the black matrix. When each main support column moves, a vertical projection of a movable area of the main support column on the black matrix falls within the shielding region corresponding to the main support column.

Abstract: The present application discloses a method for manufacturing a display substrate. The method comprises: coating all regions of a base substrate with an alignment film; performing a rubbing process on the base substrate coated with the alignment film; and removing the alignment film outside a display region of the base substrate by a photolithography process so as to retain only the alignment film in the display region. The present application further discloses a display substrate manufactured by such a manufacturing method, as well as a liquid crystal cell and a display comprising such a display substrate.

Abstract: The present disclosure provides a display substrate, a display panel and a display device. The display substrate includes a base substrate and at least one layer formed on the base substrate, and the layer is formed with an alignment mark, which includes a dot array composed of a plurality of dots. With such dot array composed of the plurality of dots, a step or height difference between the alignment mark and portions of the layer around the alignment mark can be reduced, and adverse influence on the rubbing alignment caused by alignment mark can be reduced or eliminated, thereby reducing or eliminating rubbing Mura in the region where the alignment mark is located.

Abstract: The present application discloses a method for manufacturing a display substrate. The method comprises: coating all regions of a base substrate with an alignment film; performing a rubbing process on the base substrate coated with the alignment film; and removing the alignment film outside a display region of the base substrate by a photolithography process so as to retain only the alignment film in the display region. The present application further discloses a display substrate manufactured by such a manufacturing method, as well as a liquid crystal cell and a display comprising such a display substrate.