Abstract: The present disclosure relates to a ligand for a quantum dot, a ligand quantum dot, a quantum dot layer and a method for patterning the same. The surface of the ligand quantum dot of the present disclosure is connected with the cleavage-type ligand including a first ligand unit A, a cleavage unit B, and an adhesion adjusting unit C. The method includes: providing a substrate; coating a mixture containing the ligand quantum dot on the substrate to form a quantum dot film; exposing a preset region of the quantum dot film to ultraviolet light, so that the cleavage unit B in the cleavage-type ligand undergoes a photolysis reaction, and a molecular segment containing the adhesion adjusting unit C and obtained after decomposition is detached from a surface of the quantum dot; and washing off an unexposed region of the quantum dot film with an organic solvent, followed by drying.

Abstract: A display panel, a touch control structure and a display device. The display panel includes a display structure layer and a touch control structure layer having a plurality of mesh pattern units in polygonal shapes composed of metal wires. The touch control structure layer includes a Boundary region, and each mesh pattern unit in the Boundary region is provided with a cut that disconnect the metal wires of the mesh pattern unit. The mesh pattern unit includes at least two parallel first sides. The cuts include consecutive cuts and the quantity of cuts in a set of consecutive cuts is less than or equal to three. The consecutive cuts are cuts provided on both the two sides of each mesh pattern unit of at least one mesh patterns units arranged continuously in a first direction and the first direction intersects the first side of each mesh pattern unit.

Abstract: An image processing method, an image processing device, a training method and a computer-readable storage medium. The image processing method includes: extracting a characteristic vector in an image to be recognized; based on the characteristic vector of the image to be recognized, acquiring a predicted score value of the image to be recognized; and based on the predicted score value, determining a category of an image information of the image to be recognized; wherein the image to be recognized is a face image, and the image information is a facial expression.

Abstract: Disclosed herein is a display substrate comprising: a support; a pixel on the support and with a thin-film transistor (TFT) therein; and a barrier on the support, surrounding the pixel, and separated from the pixel by a trench; wherein the barrier comprises a protrusion extending from the support and configured to retard invasion of moisture and oxygen into the pixel; wherein the protrusion comprises a layer coplanar with a layer of the TFT. Also disclosed herein are a display panel with this display substrate and a system with this display panel.

Abstract: A novel method, device and medium for subscribing applications. The method may be performed by a common service entity, and includes: creating a subscribed-to resource associated with a monitored application entity based at least in part on an action resource associated with the monitored application entity; and sending a subscription notification corresponding to the action resource to a notified application entity when a resource attribute of the monitored application entity changes. With this method, a subscription notification of an action resource associated with an Internet of Things (IoT) device can be sent to a notified application entity in time in response to an attribute change of resources of the IoT device, so that a user can decide, independently or by an IoT management platform, whether the relevant action resource continues to be valid or invalid, thereby more conforming to actual operation practices of the user and enhancing IoT experience.

Abstract: A question-answer processing method, apparatus, electronic device, and computer-readable storage medium are provided. A question-answer processing method includes the following steps: acquiring an input question and a candidate question-answer pair, where the candidate question-answer pair comprises a candidate question and a candidate answer matching the candidate question; inputting the input question into a first model to obtain an input question vector; calculating a similarity between the input question vector and a candidate question vector, and calculating a relevance between the input question vector and a candidate answer vector; and determining a matching degree of the candidate answer and the input question according to the similarity and the relevance.

Abstract: The present disclosure provides a splicing screen and a control method and system thereof. The splicing screen includes a display panel. A communication unit is configured to receive display data and receive a ready command sent by a slave splicing screen of the splicing screen; a control unit is configured to control, in response to determining that the splicing screen is ready and receiving the ready command, the communication unit to send a specified play command to the slave splicing screen, where the specified play command instructs to play a specified play frame in the display data at a specified play moment; and control the display panel to display the specified play frame at the specified play moment.

Abstract: Embodiments of the present disclosure provide a gamma standard voltage generating circuit, a gamma driving voltage generating circuit and a display device. The gamma standard voltage generating circuit includes: a constant voltage element for outputting a constant voltage; a following voltage element coupled to a driving voltage terminal, for outputting a following voltage changing with a driving voltage of the driving voltage terminal; a selecting element electrically coupled to the constant voltage element and the following voltage element, for outputting the following voltage 10 or the constant voltage as an output voltage; a comparison element electrically coupled to the selecting element, for controlling the selecting element to output the following voltage when the output voltage meets a preset standard, and controlling the selecting element to output the constant voltage when the output voltage does not meet the preset standard; the constant voltage does not meet the preset standard.

Abstract: A display panel includes: plurality of pixel circuits arranged on base substrate, at least one pixel circuit includes a drive transistor and a first switch transistor an active layer arranged on base substrate and including a first active portion and a second active portion, the first active portion configured to form a channel portion of the drive transistor, the second active portion is configured to form a second electrode connection portion of the first switch transistor; and a first conductive layer arranged on a side of the active layer away from the base substrate, the first conductive layer includes a first conductive portion, a portion of the first conductive portion used to form a gate electrode of the drive transistor another portion is electrically connected to the second active portion, and a channel length of the channel portion of the drive transistor is greater than a channel width.

Abstract: An image processing method, an image processing device, a training method of a neural network, an image processing method based on a combined neural network model, a constructing method of a combined neural network model, a neural network processor, and a storage medium are provided. The image processing method includes: obtaining, based on an input image, initial feature images of N stages with resolutions from high to low, where N is a positive integer and N>2, performing, based on initial feature images of second to N-th stages, cyclic scaling processing on an initial feature image of a first stage, to obtain an intermediate feature image; and preforming merging processing on the intermediate feature image to obtain an output image. The cyclic scaling processing includes hierarchically-nested scaling processing of N?1 stages, and scaling processing of each stage includes down-sampling processing, concatenating processing, up-sampling processing, and residual link addition processing.

Abstract: A method for assigning channels based on an Internet of Things (IoT) system includes: assigning a first channel to a first gateway, wherein the first gateway is any one of a plurality of gateways; sending a broadcast instruction to the first gateway, wherein the broadcast instruction is configured to instruct the first gateway to send broadcast information on the first channel; acquiring a set of first monitoring information, wherein the set of first monitoring information includes at least one piece of first monitoring information, which includes the broadcast information monitored on the first channel, and the first monitoring information comes from neighboring gateways of the first gateway; determining, based on the set of first monitoring information, a second gateway from the neighboring gateways of the first gateway; and assigning a second channel different from the first channel to the second gateway.

Abstract: A three-dimensional scene constructing method, apparatus and system, and a storage medium. The three-dimensional scene constructing method includes: acquiring point cloud data of a key object and a background object in a target scene, wherein the point cloud data of the key object comprises three-dimensional information and corresponding feature information, and the point cloud data of the background object at least comprises three-dimensional information; establishing a feature database of the target scene, wherein the feature database at least comprises a key object feature library for recording three-dimensional information and feature information of the key object; performing registration and fusion on the point cloud data of the key object and the point cloud data of the background object, so as to obtain a three-dimensional model of the target scene; and when updating the three-dimensional model, reconstructing the three-dimensional model in a regional manner according to the feature database.

Abstract: The present disclosure relates to a backlight module, a method for designing the same, and a display device. The backlight module includes: a first substrate; a plurality of LED chips on the first substrate; and a light control structure on the first substrate. The backlight module includes a plurality of light control region groups in one-to-one correspondence with the plurality of light-emitting diode chips, each light control region group includes at least a first light control region and a second light control region. The light control structure includes a plurality of light control substructure groups respectively located in the plurality of light control region groups. Each light control substructure group includes at least a first light control substructure in the first light control region and a second light control substructure in the second light control region.

Abstract: Provided are a backboard support structure, a preparation method therefor, and a display device. The display device includes a display substrate and a backboard support structure; the backboard support structure includes a substrate support film and an adhesive layer arranged in a laminated manner. The backboard support structure is bonded to the non-display side of the display substrate via the adhesive layer, and includes a first bendable region and a first non-bent region. The adhesive layer includes a first portion located in the first bendable region and a second portion located in the first non-bent region; the first portion has a modulus of elasticity of about 1 Kpa-150 Kpa, the second portion has a modulus of elasticity of about 150 Kpa-250 Kpa, and the substrate support film has a modulus of elasticity of about 1 Gpa-10 Gpa.

Abstract: A display assembly includes a display device, a first clamping plate and a second clamping plate. The display apparatus has at least one display area, and the first clamping plate and the second clamping plate are disposed on two opposite sides of the display device in a thickness direction thereof. At least one of the first clamping plate and the second clamping plate is located on at least one light-emitting side of the display device, and in a clamping plate located on a light-emitting side of the display device, at least a partial region of a portion covering an active area of the display device is in a transparent state. The display device includes a double-sided display module including a first display module and a second display module that are arranged back to back and an encapsulation housing configured to fix the first display module and the second display module.

Abstract: The present disclosure relates to a display panel and a curved display device. The display panel includes a flexible substrate (100), including a first region (BB) and a second region (AA). The first region (BB) includes: a plurality of light emitting structures (110) with a first opening gap (200) formed between two adjacent light omitting structures (110); and a plurality of flexible bridging parts (120), with at least one flexible bridging part (120) connecting two adjacent light emitting structures (110).

Abstract: The embodiments of the disclosure provide an intelligent glass and an intelligent window system, and relates to the technical field of window display. The intelligent glass of the disclosure includes a touch display assembly and a glass assembly. The touch display assembly is communicatively coupled to the glass assembly, and is configured to send a corresponding dimming instruction to the glass assembly based on a received touch instruction, such that the glass assembly adjusts its light transmittance based on the dimming instruction.

Abstract: Organic light-emitting display substrates and methods of preparing the same, and organic light-emitting display apparatuses are provided. An organic light-emitting display substrate includes a display area and opening areas in the display area.

Abstract: A pixel arrangement structure, a display method and a preparing method of a pixel arrangement structure, and a display substrate are provided. The pixel arrangement structure includes first color sub-pixel blocks, second color sub-pixel blocks, and third color sub-pixel blocks. Each of the plurality of minimum repeating regions has a rectangular shape and includes a first virtual rectangle, and the first virtual rectangle includes one first color sub-pixel block, one second color sub-pixel block and one third color sub-pixel block. Any edge of the first virtual rectangle has a non-zero included angle with a first direction, and the first direction is a row direction or a column direction. The first color sub-pixel block is on a perpendicular bisector of the first edge, the second color sub-pixel block and the third color sub-pixel block are on different sides of the perpendicular bisector of the first edge.

Abstract: This disclosure relates to a see-through display device, including: a collimated light source assembly, configured to form collimated light and control a light emitting direction; a first light extraction layer, configured to extract, in a collimated manner, the light ray transmitted inside the light guide plate through a light extraction outlet; an extinction layer and a second light extraction layer, wherein the extinction layer includes a light guide region and a light absorption region which are arranged alternately, and the second light extraction layer includes multiple light extraction inlets; a reflecting layer, arranged on a side, close to the light guide plate, of the second light extraction layer and configured to reflect the collimated light extracted from the light extraction outlet to the light guide plate; and a liquid crystal dimming layer. This disclosure further relates to a manufacturing method of the see-through display device.