Abstract: A holographic display device and a display method thereof. The holographic display device comprises a backlight module and two liquid crystal modules. The backlight module is used for providing coherent light; the two liquid crystal modules are located on the light exit side of the backlight module, and the two liquid crystal modules are stacked; one of the two liquid crystal modules is used for performing amplitude modulation on incident light, and the other one is used for performing phase modulation on incident light. In this way, the complex amplitude of exit light is adjusted, and the quality of a reconstructed image is improved.

Abstract: Disclosed are a liquid crystal lens component and a driving method therefor, and a display device. The method includes: applying a common voltage signal to a second electrode; and applying a driving signal to a first electrode, which includes: in two image frames that are adjacent to each other, applying driving signals with opposite polarities to the first electrode in one liquid crystal lens unit; in one image frame, applying driving signals with the same polarity to the plurality of first sub-electrodes in a same first electrode group, applying driving signals with the same polarity to the plurality of first sub-electrodes in a same second electrode group, applying positive voltage driving signals to partial first sub-electrodes of all first sub-electrodes in the liquid crystal lens component, and applying negative voltage driving signal to the remaining first sub-electrodes of all the first sub-electrodes in the liquid crystal lens component.

Abstract: A holographic display device and a display method thereof. The holographic display device comprises a backlight module and two liquid crystal modules. The backlight module is used for providing coherent light; the two liquid crystal modules are located on the light exit side of the backlight module, and the two liquid crystal modules are stacked; one of the two liquid crystal modules is used for performing amplitude modulation on incident light, and the other one is used for performing phase modulation on incident light. In this way, the complex amplitude of exit light is adjusted, and the quality of a reconstructed image is improved.

Abstract: The present invention provides a liquid crystal lens panel and a display device. The liquid crystal lens panel comprises a first substrate (10) and a second substrate (20) that are opposite to each other, and a liquid crystal layer (30) provided between the first substrate (10) and the second substrate (20); the first substrate (10) comprises a first structural layer (12) provided on a first base (11) and a first orientation layer (13) provided on the first structural layer (12); the second substrate (20) comprises a second structural layer (22) provided on a second base (21) and a second orientation layer (23) provided on the second structural layer (22); on a plane parallel to the liquid crystal lens panel, at least one of the first orientation layer (13) and the second orientation layer (23) comprises multiple orientation areas, orientation pretilt angles of at least two orientation areas are different.

Abstract: Disclosed are a liquid crystal lens component and a driving method therefor, and a display device. The method includes: applying a common voltage signal to a second electrode; and applying a driving signal to a first electrode, which includes: in two image frames that are adjacent to each other, applying driving signals with opposite polarities to the first electrode in one liquid crystal lens unit; in one image frame, applying driving signals with the same polarity to the plurality of first sub-electrodes in a same first electrode group, applying driving signals with the same polarity to the plurality of first sub-electrodes in a same second electrode group, applying positive voltage driving signals to partial first sub-electrodes of all first sub-electrodes in the liquid crystal lens component, and applying negative voltage driving signal to the remaining first sub-electrodes of all the first sub-electrodes in the liquid crystal lens component.

Abstract: A liquid crystal lens liquid crystal lens includes: a first substrate and a second substrate; a liquid crystal layer including a plurality of liquid crystal lens units; a first electrode including a plurality of independent sub-electrodes, and there are sub-electrodes at adjacent positions of adjacent liquid crystal lens units; a second electrode being a planar electrode, the first electrode and the second electrode are configured to form an electric field to drive liquid crystal molecules of the liquid crystal layer to rotate, and adjust the curvature of the liquid crystal lens units; a first planar layer located on the side of the first electrode facing the liquid crystal layer, the first planar layer being configured to smooth an intensity variation curve of the electric field of the liquid crystal lens units; and a light-shielding layer located between the first substrate and the second substrate.

Abstract: A display panel, a display device, and a driving method therefor, the display panel comprising: a plurality of sub-pixels arranged in an array, and the display panel comprising: a first substrate and a second substrate disposed opposite each other, wherein the first substrate comprises a first base and a plurality of pixel electrodes disposed on the first base, and each sub-pixel comprises at least two pixel electrodes.

Abstract: Provided are a liquid crystal lens and an electronic device. The lens includes a first and a second substrate structure; and an intermediate layer. The second substrate structure includes a second substrate; at least one electrode structure, each electrode structure including N groups of second electrodes, each group of which including M second electrodes. Orthographic projections of i-th group of second electrodes is within that of i-th intermediate portion. Each intermediate portion includes a liquid crystal layer, and j-th intermediate portion includes at least one of a first to fourth barrier walls. The liquid crystal lens is configured such that i-th intermediate portion constitutes a part of i-th stage Fresnel ring of a Fresnel zone plate, and optical paths of portions of i-th intermediate portion gradually decrease along the first direction, in a case where a predetermined voltage is between N groups of second electrodes and the first electrode.

Abstract: A display panel, a display apparatus and a control method therefor. The electrode group included in the display panel is used for controlling, when loaded with a voltage, the refractive index of the liquid crystal layer, such that when the refractive index of the liquid crystal layer is less than the refractive index of the first substrate, light emitted by the light-emitting module is propagated by means of total reflection in the first substrate, and when the refractive index of the liquid crystal layer is greater than the refractive index of the first substrate, the light emitted by the light-emitting module is propagated toward the second substrate from the first substrate.

Abstract: The present invention provides a liquid crystal lens panel and a display device. The liquid crystal lens panel comprises a first substrate (10) and a second substrate (20) that are opposite to each other, and a liquid crystal layer (30) provided between the first substrate (10) and the second substrate (20); the first substrate (10) comprises a first structural layer (12) provided on a first base (11) and a first orientation layer (13) provided on the first structural layer (12); the second substrate (20) comprises a second structural layer (22) provided on a second base (21) and a second orientation layer (23) provided on the second structural layer (22); on a plane parallel to the liquid crystal lens panel, at least one of the first orientation layer (13) and the second orientation layer (23) comprises multiple orientation areas, orientation pretilt angles of at least two orientation areas are different.

Abstract: Provided are a liquid crystal lens and an electronic device. The lens includes a first and a second substrate structure; and an intermediate layer. The second substrate structure includes a second substrate; at least one electrode structure, each electrode structure including N groups of second electrodes, each group of which including M second electrodes. Orthographic projections of i-th group of second electrodes is within that of i-th intermediate portion. Each intermediate portion includes a liquid crystal layer, and j-th intermediate portion includes at least one of a first to fourth barrier walls. The liquid crystal lens is configured such that i-th intermediate portion constitutes a part of i-th stage Fresnel ring of a Fresnel zone plate, and optical paths of portions of i-th intermediate portion gradually decrease along the first direction, in a case where a predetermined voltage is between N groups of second electrodes and the first electrode.

Abstract: A display apparatus, including: the display panel includes multiple pixel islands arranged at intervals in a row direction and a column direction; odd rows of pixel islands and even rows of pixel islands are staggered in the row direction, and odd adjacent boundaries, extending in the column direction, of any two adjacent odd and even columns of pixel islands are colinearly arranged. Each pixel island includes multiple sub-pixels arranged at intervals in the row direction and the column direction, rows of sub-pixels in each pixel island are staggeredly arranged in sequence in the row direction, and adjacent boundaries, extending in the column direction, of any two adjacent columns the sub-pixels are collinearly arranged; and the light-splitting assembly is at a display surface side of the display panel and includes multiple lenses that extend in the column direction and are arranged at intervals in the row direction.

Abstract: A liquid crystal lens liquid crystal lens includes: a first substrate and a second substrate; a liquid crystal layer including a plurality of liquid crystal lens units; a first electrode including a plurality of independent sub-electrodes, and there are sub-electrodes at adjacent positions of adjacent liquid crystal lens units; a second electrode being a planar electrode, the first electrode and the second electrode are configured to form an electric field to drive liquid crystal molecules of the liquid crystal layer to rotate, and adjust the curvature of the liquid crystal lens units; a first planar layer located on the side of the first electrode facing the liquid crystal layer, the first planar layer being configured to smooth an intensity variation curve of the electric field of the liquid crystal lens units; and a light-shielding layer located between the first substrate and the second substrate.

Abstract: Provided are a display module, a display device and a display method. The display module includes a display panel and a lens layer on a light-exiting side of the display panel, and the display panel includes an array substrate and a color film substrate. The array substrate includes a plurality of pixel islands arranged in an array, and each pixel island includes a plurality of sub-pixels arranged in a first direction. The color film substrate includes a plurality of black matrices and a plurality of color filter elements, the black matrices and the color filter elements are arranged alternately, and each pixel island corresponds to one color filter element. The lens layer includes a plurality of cylindrical lenses arranged consecutively in the first direction, each cylindrical lens corresponds to a pixel island, and the pixel island is arranged on a focal plane of the corresponding cylindrical lens.

Abstract: A display panel includes: a first substrate and a second substrate; and a liquid crystal layer. The first substrate includes a first base, and a light extraction portion and a light conversion portion that are disposed on a first side and located in each sub-pixel region. The first base has the first side facing the second substrate. A refractive index of the light extraction portion is greater than or equal to a refractive index of the first base, and a refractive index of a portion of the light conversion portion in direct contact with the first base is less than the refractive index of the first base. The second substrate includes a second base, and at least one light reflecting structure and at least one light absorbing structure that are disposed at a side of the second base facing the first substrate and located in the sub-pixel region.

Abstract: A machine-agnostic segmentation and quantification method for coronavirus diagnostic includes receiving computer tomograph, CT, raw scans; normalizing the CT raw scans to obtain normalized data, wherein the normalized data is normalized in terms of dimension, resolution, and signal intensity; generating augmented data based on (1) the CT raw scans and (2) a simulation model; segmenting three different 2-dimensional, 2D, images from the normalized data, which correspond to a same voxel, , using three functions , and , respectively; and quantizing (508) each voxel to have a value of 0 or 1, based on the three functions , and and an aggregation function g. The value 0 indicates that the voxel is not infected with the coronavirus, and the value 1 indicates that the voxel is infected with the coronavirus, and the three functions , and are trained based on the augmented data.

Abstract: A method for calculating usage of all alternative polyadenylation sites (PAS) in a genomic sequence includes receiving plural genomic sub-sequences centered on corresponding PAS; processing each genomic sub-sequence of the plural genomic sequences, with a corresponding neural network of plural neural networks; supplying plural outputs of the plural neural networks to an interaction layer that includes plural forward Bidirectional Long Short Term Memory Network (Bi-LSTM) cells and plural backward Bi-LSTM cells, wherein each pair of a forward Bi-LSTM cell and a backward Bi-LSTM cell uniquely receives a corresponding output, of the plural outputs, from a corresponding neural network; and generating a scalar value for each PAS, based on an output from a corresponding pair of the forward Bi-LSTM cell and the backward Bi-LSTM cell.

Abstract: The present disclosure provides a display device including a liquid crystal layer having a first surface and a second surface opposite to each other, and the second surface has a light entrance region and a light outgoing region; a reflector within the liquid crystal layer and adjacent the first surface; a light absorbing layer on the first surface of the liquid crystal layer, the light absorbing layer including a first shielding layer, a second shielding layer and a filling layer therebetween, the second shielding layer is between the first shielding layer and the liquid crystal layer and has a first opening therein, and the liquid crystal layer is configured to modulate light incident from the light entrance region into first refracted light under a first voltage; and modulate the light incident from the light entrance region into second refracted light under a second voltage different from the first voltage.

Abstract: A 3D liquid crystal display panel includes: a first substrate, a second substrate, and a first grating layer including grating openings arranged in an array for realizing 3D display; and a CF layer including a plurality of filter units arranged in an array, a black matrix disposed between adjacent filter units, and at least one light shielding strip disposed inside each of the filter units and dividing each of the filter units into a plurality of light transmitting regions. The 3D liquid crystal display panel is configured to apply voltages to the electrode layer to form a liquid crystal grating in the liquid crystal layer, and a collimated light incident to the liquid crystal layer passes through the liquid crystal grating and pass through the filter unit to form a monochromatic light, and then, is emitted out from the grating openings.

Abstract: A display panel, a display device, and a driving method therefor, the display panel comprising: a plurality of sub-pixels arranged in an array, and the display panel comprising: a first substrate and a second substrate disposed opposite each other, wherein the first substrate comprises a first base and a plurality of pixel electrodes disposed on the first base, and each sub-pixel comprises at least two pixel electrodes.