Abstract: Methods and apparatus to provide visual information associated with welding operations are disclosed. An weld training system includes a display, a camera, a communications device, and a welding helmet. The communications device communicates with welding equipment. The welding helmet has a view port. The communications device is configured to hold the camera, the communications device, and the display such that, when the welding helmet is worn by a wearer, the display is viewable by the wearer, the camera has a view through the view port such that the display displays to the wearer images taken by the camera through the view port and displays a simulated object generated based on information received from the welding equipment via the communications device.

Abstract: A method and system for generating and managing a play are provided. The method includes drawing the play via an electronic forum. The play includes a plurality of players. The electronic forum includes a plurality of buttons or drawing markers for defining moves of the plurality of players. The method also includes posting the play to the electronic forum. Further, the method includes providing access to the play to a user via the electronic forum. In addition, the method includes receiving an edit to the play from the user. The method also includes editing the play. Further, the method includes providing the edited play.

Abstract: Systems, devices, and methods are provided for detecting and correcting eating behavior. A device may receive audio data, determine that the audio data is indicative of consumption of a product by a user. The device may determine, based on the product, a measureable attribute associated with the user. The device may receive first data associated with the measureable attribute. The device may determine that the first data exceeds a threshold. The device may generate a message for presentation.

Abstract: In some embodiments, a computer-implemented method for measuring motion values associated with movements of an object as the objects drives along a track comprises: receiving, using a wireless network transceiver, experiment instructions for performing an experiment; generating, based on the experiment instructions, driving instructions for causing the object to drive along the track; executing the driving instructions to cause the object to drive along the track; as the object is driving along the track: receiving, from one or more sensors, motion values associated with the movements of the object as the object drives along the track; transmitting, using the wireless network transceiver, the motion values associated with the movements of the object to one or more user devices to cause a user device, from the one or more user devices, to generate and display a graphical representation of the motion values on a display device of the user device.

Abstract: A device for an analogue modeling experiment of a geological structure under a hypergravity field of a large-scale centrifuge is provided. A bottom plate is placed on a basket of the centrifuge and mounted with screw rod components; screw rods are arranged in parallel with the bottom plate; diverters, screw rod supporting columns, sliding guide rails and a motor are arranged on the bottom plate; output shafts at two ends of the motor are respectively connected to the two diverters; the diverters are connected with one end of the corresponding screw rod; a fixed baffle plate is connected with the screw rods and is embedded with the sliding guide rails; a detachable baffle plate is arranged at a lower part of the fixed baffle plate and has a lower part connected with a swing baffle plate through a hinge; and a curved table is arranged on the bottom plate.

Abstract: The present disclosure addresses unresolved problem of monopoly in content authoring, creation of dependency loop by providing a single, scalable, one-stop knowledge platform offering high degree of customization by multiple users and leveraging emerging technologies for rapid end-to-end game or learning solutions development. Embodiment of the present disclosure provides methods and systems for providing customized game-based learning and assessment framework. The present disclosure provides a mechanism to configure custom content into a readymade learning and assessment platform. The framework proposed in the present disclosure is custom built to support scalable architecture of a modular digital learning platform, and its functionalities. The system of the present disclosure allows content creators to author custom content to create immersive learning experience that could range from Spatial three-dimensional (3D) technologies, Augmented Reality (AR) and Virtual Reality (VR) or games at one place.

Abstract: Some embodiments of an integrated student-growth platform for discovering, designating, and organizing heterogeneous instructional electronic resources based on observational assessments of students are disclosed. The student-growth platform is configured to establish and generate the best possible set of skills and resources for an educator to teach a group of students on a particular day and for a student to quickly progress to meet preferred educational standards. In one embodiment, the student-growth system includes a communication unit for sending and receiving data among users (e.g., teachers and students), an assessment platform, a planning platform, a learning-progression platform, an assignment platform, a mastery-maker platform, a Multi-Dimensional Response Item (MIRT) platform, and a reporting platform.

Abstract: An augmented reality system includes a geospatial location system adapted to identify a current location of a vehicle, a plurality of vehicle condition sensors adapted to identify the vehicle's positional attitude, direction of motion, and speed within an environment at the current location, a helmet position sensor system adapted to determine a location of a helmet within the vehicle and a viewing direction of a pilot wearing the helmet the helmet comprising a see-through computer display through which the pilot is enabled to see an environment outside of the vehicle with computer content overlaying the environment to create an augmented reality view of the environment for the pilot, a data storage module adapted to store the data from the geospatial location system, plurality of vehicle condition sensors and the helmet position sensor with a time of acquisition of each respective type of data and a processor adapted to present geospatially located augmented reality content to the helmet based, at least in p

Abstract: Disclosed in the present invention is a letter and number-shaped decorative panel, composed of two parts, a base plate and a side plate, the base plate is arranged in a shape of a letter or a number, a plurality of first slots are arranged at intervals along a periphery of an edge of the shape of the base plate on the base plate, the side plate is perpendicularly provided along the periphery of the edge of the shape of the base plate, and first insertion plates corresponding to the first slots are provided at a side of the side plate close to the base plate.

Abstract: A flag display apparatus includes a frame comprising first and second support legs having upper and lower opposed ends when placed for display. A horizontal support member having a predetermined length can be connected to the upper end of the first and second support legs. A flag or banner having a predetermined length is attached to and supported by the frame. The predetermined length of the horizontal support member is less than the length of the flag or banner so that a portion of the flag or banner extends beyond the first or second support leg thereby providing a first portion of the flag or banner that is unfurled and a second portion of the flag or banner that is at least partially furled in the absence of wind moving across the flag.

Abstract: Methods of making labels devoid of liner plies. A method of making a label for securement to a substrate comprises providing a face ply having a top side and a bottom side. The method includes disposing a hotmelt adhesive on the bottom side in a pattern. The method comprises formulating a liner coating configured to be activated by a fluid. The method includes disposing the liner coating on the bottom side outwardly adjacent the hotmelt adhesive. The bottom side is configured to be secured to a substrate via the hotmelt adhesive upon activation of the liner coating by the fluid.

Abstract: A plant label has a substrate and a permanent adhesive layer on a release liner. An identifier portion of the substrate and a tag portion of the substrate are defined by a detach line that enables the tag portion to be detached from the identifier portion. The tag portion has an adhesive deadener on the permanent adhesive layer, a strip of the permanent adhesive layer of the detachable portion free of adhesive deadener, and a tab having only adhesive deadener on the permanent adhesive layer that enables the tag portion to be detached from the identifier portion and from a container to which the label is affixed.

Abstract: A display device includes a display module and a folding set disposed below the display module and defining a first rotation axis and a second rotation axis, which each extend in the first direction. Here, a first axis parallel to the second direction and overlapping a first surface of the display module and a second axis perpendicular to the first surface of the display module at a center of the folding set are defined. Also, a first coordinate of the second rotation axis is determined by an equation (G/2)+T?X?(L/2). Here, X denotes the first coordinate, G denotes a distance between the first non-folding area and the second non-folding area of the display module, T denotes a thickness of the display module measured with respect to the second axis, and L denotes a length of the folding area.

Abstract: A flexible display apparatus and an electronic device are provided in the present disclosure. The flexible display apparatus includes a flexible display panel, a supporting structure, and a locking part. Both the flexible display panel and the supporting structure are capable of being rolled in the hollow space, the supporting structure includes a plurality of supporting plates, and at least a first degree of rotation freedom is between two adjacent supporting plates. The supporting structure has an unfolded state; in the unfolded state, both the supporting structure and the flexible display panel at least partially extend out of the main body structure; and the locking part acts on the supporting structure that extends from the main body structure to limit the first degree of rotation freedom of the plurality of supporting plates, such that the supporting structure flatly supports the flexible display panel.

Abstract: A flexible device includes a first layer including a plurality of first patterns and a second layer including a plurality of second patterns. Two adjacent ones of the plurality of first patterns have a first pitch. The second layer overlaps with the first layer. Two adjacent ones of the plurality of second patterns have a second pitch. The plurality of first patterns comprise gate lines, and the plurality of second patterns comprise conductive lines, wherein a ratio of the first pitch to the second pitch is greater than or equal to 2 and less than or equal to 200. One of the plurality of first patterns has a first width, one of the plurality of second patterns has a second width, and a ratio of the first width to the first pitch is less than a ratio of the second width to the second pitch.

Abstract: A flexible display device includes a base film, a display panel on the base film, a protective film on a surface of the display panel away from the base film, and an adhesive layer. An area of the protective film is less than that of the display panel. The adhesive layer and the protective film has an overlapping portion. The adhesive layer has a thickness and Young's modulus between 10 and 500 ?m and between 0.1 and 10 GPa, respectively. A side edge of the base film, a side edge of the display panel, and a side edge of the adhesive layer are substantially aligned.

Abstract: A display panel and a light board are provided. The display panel includes a back board and a plurality of light boards, each of the plurality of light boards includes light beads and a first substrate and a second substrate that are disposed in a stack. The first substrate includes a first portion and the second substrate includes a second portion that exceeds the first substrate. The first portion of one of the plurality of light boards is stacked with the second portion of an adjacent light board to splice two of the plurality of light boards, and a distance between two columns of the plurality of light beads adjacent to each other and on an outermost side of the two light boards is within a preset range.

Abstract: A water dance device with display screen effect primarily comprises a box body therein are disposed a rotating water spray unit, a swinging water spray unit, a multicolored water spray unit, an intermittent water spray unit, a fogging device, and a laser projector. The rotating water spray unit and the swinging water spray unit are disposed to provide rotating and swinging water jets; the multicolored water spray unit is disposed to provide water jets of various colors; the intermittent water spray unit is disposed to provide single projectile water jets; and the fogging device is disposed to provide a foggy veil for the laser projector to project texts or images thereon. Providing various forms of water dance performance composed in its box body and advertising effect, the present invention may be placed in businesses, stores and shops for achieving the purpose of attracting potential customers.

Abstract: A display method is provided. The display method includes: obtaining information of a target display array on a display device, the target display array including a first number of display units arranged; obtaining target pulse sequences that characterize dynamic spatiotemporal information; determining display state information of each display unit in the first number of display units from a spatiotemporal relationship between the target pulse sequences and the target display array; and causing visualization of pulse signals in the target pulse sequences on the display device based on the display state information of each display unit in the first number of display units.

Abstract: According to an embodiment, an augmented reality optical device comprises a light source unit including a plurality of light sources and outputting a plurality of light beams having different light paths, a display element receiving the light beams from the light source unit and reflecting augmented reality images, a reflector reflecting the light beams output from the light source unit and transmitting the augmented reality images reflected by the display element, a beam splitter reflecting the augmented reality images transmitted through the reflector and transmitting real-world light to a user's eye, and a controller controlling the light source unit and the display element.

Abstract: A position detection method includes projecting a first pattern image on a display surface, the first pattern image including a first region having a first color corresponding to a first portion of a first identification information indicating the first region and a second region having a second color corresponding to a first portion of a second identification information, obtaining a first captured image by capturing the display surface, projecting a second pattern image onto the display surface including the first region having a third color which corresponds to a second portion of the first identification information and the second region having a fourth color corresponding to a second portion of the second identification information, obtaining a second captured image by capturing the display surface, associating a first position in an image projected with a second position in a third captured image obtained by capturing the display surface.

Abstract: An optical compensation system based on artificial intelligence according to embodiments of the present disclosure may include a measuring device configured to measure optical characteristics of a display panel, and output measurement result data of the optical characteristics, and an artificial intelligence-based optical compensation controller configured to predict and generate optical compensation result data corresponding to the measurement result data of the optical characteristics based on an artificial intelligence neural network using previous optical compensation result data for at least one other display panel, and store the predicted and generated optical compensation result data in a memory corresponding to the display panel.

Abstract: A display device comprises: pixels connected to a power line to which a pixel driving voltage is supplied; data lines that extend in a first direction and are connected to the pixels, the data lines applying data voltages of an image to the pixels; gate lines that are connected to the pixels and extend in a second direction, the gate lines applying gate signals to the pixels; a data driver configured to supply the data voltages to the data lines during a display mode, and to supply sensing data to the data lines during a sensing mode; a gate driver configured to supply the gate signals to the gate lines; and a sensing circuit configured to sense current flowing through the power line that is connected to a subset of pixels from the pixels during the sensing mode, the subset of pixels arranged along the first direction.

Abstract: Provided is an output amplifier having: a push-pull output-stage formed by first and second output-stage transistors; and a detection circuit detecting an abnormal output current output by the output amplifier and including: a coupling circuit, generating first and second currents mirroring current flowing in the first output-stage transistor and third and fourth currents mirroring current flowing in the second output-stage transistor, coupling the first and third currents at a first output node, outputting a first voltage at the first output node, coupling the second and fourth currents at a second output node, and outputting a second voltage at the second output node; and a determination circuit, outputting a determination signal indicating normality of an output current based on the first and second voltages. The coupling circuit generates the first to fourth currents. In the reference state, the third current >the first current, the second current >the fourth current.

Abstract: A display device includes a first gamma line providing a first gamma voltage; a second gamma line providing a second gamma voltage; a local tab point line; a first switch configured to connect the first gamma line to the local tab point line based on a tab division enable signal; and a second switch configured to connect the second gamma line to the local tab point line based on the tab division enable signal.

Abstract: A shift register, a gate drive circuit and a display device. During forward scanning, the first input circuit supplies a signal of a first reference signal terminal to a first node in response to a signal of a first input signal terminal at an input phase, and the second input circuit supplies a signal of a second reference signal terminal to the first node in response to a signal of a second input signal terminal at a reset phase; and during reverse scanning, the second input circuit supplies the signal of the second reference signal terminal to the first node in response to the signal of the second input signal terminal at the input phase, and the first input circuit supplies the signal of the first reference signal terminal to the first node in response to the signal of the first input signal terminal at the reset phase.

Abstract: The present disclosure provides a shift register, a gate driving circuit and a display panel. The shift register includes a transistor, which includes a gate electrode, a gate insulating layer, an active layer, a first electrode and a second electrode; the first and second electrode are of comb-shaped structures; the first electrode includes first and second comb tooth portions arranged at intervals, and a first comb handle portion connecting the first and second comb tooth portions; and comb tooth electrodes of the first comb tooth portions have a different length from those of the second comb tooth portions; the second electrode includes third and fourth comb tooth portions arranged at intervals, and a second comb handle portion connecting the third and fourth comb tooth portions; the first and third comb tooth portions form an inter-digital structure, the second and fourth comb tooth portions form an inter-digital structure.

Abstract: A display device and a method of controlling the same are provided. The display device may include: a communicator comprising communication circuitry configured to receive a wireless signal transmitted by a wireless router, a memory configured to store one or more instructions, and a processor configured to execute the one or more instructions stored in the memory, wherein the processor may be configured to continuously retrieve multipath channel characteristic data based on the wireless signal, perform preprocessing on the retrieved multipath channel characteristic data of the wireless signal, determine representative values for each reference time by calculating a similarity for each time period of result data corresponding to a result of the preprocessing, determine a motion within a specified region of the display device, based on a change in the representative values over time, and control the display device based on the determined motion within the specified region of the display device.

Abstract: A display substrate and a display device including the display substrate are disclosed. In one aspect, the display substrate includes a plurality of pixels formed in a substantially circular pixel area and a driving circuit formed in a peripheral area surrounding the pixel area and configured to drive the pixels. A boundary is formed between the pixel area and the peripheral area, and the boundary is substantially concentric with respect to an arc defining the substantially circular pixel area. The driving circuit comprises a conductive pattern having a first side which extends in a peripheral direction crossing the boundary.

Abstract: An array substrate and a display panel are disclosed; at least one GOA circuit is provided in a pixel area of a same row, all GOA circuits of the same row are connected to a same scan line, and each GOA circuit of the same row is connected to a driving IC through a corresponding driving signal line. By setting the GOA circuit in a display area, a near bezel-free display panel design can be realized. Meanwhile, the GOA circuit is modularly designed to form an independent layout model, which improves design efficiency.

Abstract: A timing control device for the display panel includes a control circuit. The control circuit is configured to generate a plurality of gate scanning control signals and a data transmission control signal. In response to that a display refresh rate changes from a first frequency to a second frequency, the control circuit adjusts the plurality of gate scanning control signals to generate a plurality of adjusted gate scanning control signals, or adjusts the data transmission control signal to generate an adjusted data transmission control signal, for driving a display panel under the second frequency as the display refresh rate.

Abstract: A graphics processing unit (GPU) instructs a display control module to capture content and display captured content in response to the refresh rate of a display exceeding a frame generation rate of the GPU. Rather than re-transmit the same frame multiple times, the GPU instructs the display control module to replay a previously-transmitted frame. During a refresh cycle in which the display control module is replaying captured content, the GPU omits accessing memory to retrieve and resend the frame that is being replayed, and instead sends only invalid data and GPU timing information so that the display control module remains synchronized with the GPU.

Abstract: Circuitry comprises driver circuitry to control display of a prevailing display image by display elements of a display device, the driver circuitry generating a signal providing electrical charge for storage by display elements, in which an electrical charge stored by a display element controls a display output of that display element; detector circuitry to detect, for a display image transition from a current display image to a second, display image, a first set of one or more display elements which are in a respective first state controlled by a first stored electrical charge in the current display image and which are required to be in a respective second state controlled by a second electrical charge, in the second display image; switching circuitry, responsive to the detector circuitry, to divert electrical charge from the set of display elements to secondary charge store in response to initiation of the display image transition.

Abstract: A display device may include: a first pixel coupled to a first scan line, a first data line, and a first sensing line; a second pixel coupled to the first scan line, a second data line, and a second sensing line; a first sensing channel corresponding to the first pixel and including a first sampling capacitor; and a second sensing channel corresponding to the second pixel and including a second sampling capacitor. During a first period, the first sensing channel may store a first sampling signal in the first sampling capacitor while the first sensing line is coupled to the first sensing channel, and the second sensing channel may store a second sampling signal in the second sampling capacitor while the second sensing line is disconnected from the second sensing channel.

Abstract: A micro-LED driver applies a low baseline power (i.e., a baseline voltage or current) to pre-charge a micro-LED in a nominally-off (i.e., non-light-emitting) state in addition to applying an operating driving power to drive the micro-LED in a light-emitting state. By pre-charging the micro-LED prior to applying the operating driving power, the micro-LED driver significantly decreases the time between application of the operating driving power and onset of emission of light from the micro-LED. In some embodiments, the micro-LED driver applies an operating driving power having multiple phases of current density to reduce the time between application of the operating driving power and onset of emission of light from the micro-LED.

Abstract: A source driver includes: a first gradation voltage generation unit generating a gradation voltage of a first polarity supplied to a pixel on a first source line; a first amplifier receiving the gradation voltage of the first polarity to an input end, amplifying it, and outputting a voltage from an output end; a second gradation voltage generation unit generating a gradation voltage of a second polarity opposite to the first polarity to be supplied to a pixel on a second source line provided in the vicinity of the first source line; a second amplifier receiving the gradation voltage of the second polarity to an input end, amplifying it, and outputting a voltage from an output end; and a voltage comparison unit comparing a voltage of the input end of the second amplifier with the voltage of the output end of the second amplifier and outputs a comparison result.

Abstract: The present embodiments disclose a display device.

Abstract: A pixel includes a light emitting element, a first transistor including a first electrode electrically connected to a first voltage line which supplies a first driving voltage, a second electrode electrically connected to the light emitting element, and a gate electrode connected to a first node, a second transistor connected between the first node and a second node and including a gate electrode connected to a first scan line, a third transistor connected between the second electrode of the first transistor and the second node and including a gate electrode connected to a second scan line, and a booting capacitor connected between the second node and the second scan line.

Abstract: A display device includes a driving controller which outputs the output image signal corresponding to the input image signal when the first display area is driven, outputs the output image signal corresponding to a first bias signal when the boundary area is driven, and outputs the output image signal corresponding to a second bias signal different from the first bias signal when the non-boundary area is driven.

Abstract: Disclosed is a data driving circuit including a noise filter, first through third voltage generators, and an output circuit. The noise filter receives a driving voltage and removes noise from the driving voltage to output a filtered driving voltage. The first voltage generator outputs a first voltage, a second voltage, and a third voltage. The second voltage generator generates a first reference voltage based on the filtered driving voltage, the first voltage, and the second voltage. The third voltage generator generates a second reference voltage based on the filtered driving voltage, the second voltage, and the third voltage. The output circuit outputs a data signal of a voltage level corresponding to an image signal based on the first reference voltage and the second reference voltage.

Abstract: The present disclosure relates to a drive circuit, including: a first module, generating display data based on image information; a second module, generating a display signal based on the display data and a plurality of clock signals; a third module, outputting a constant current based on the display signal; and a fourth module, configured to provide a reference current to the third module, wherein the fourth module includes: a reference voltage generation module, a bias module, a current generation module, and a pre-charging module. Any two adjacent clock signals of the plurality of clock signals differ by M complete clock cycles, where 0?M<1. This circuit can realize relatively high image display accuracy with relatively low system power consumption and chip cost, and meanwhile realize effective low grayscale compensation for image.

Abstract: Disclosed is a light-emitting diode display module, including a first light-emitting diode, a second light-emitting diode, a third light-emitting diode, a scan block, a voltage conversion block, a first sink block, and a second sink block. An operating voltage of the first light-emitting diode is lower than that of the second and third light-emitting diodes. The voltage conversion block provides an auxiliary power supply voltage based on a high power supply voltage and a low power supply voltage. The first light-emitting diode is coupled between the scan block and the first sink block receiving the high power supply voltage and the auxiliary power supply voltage. The second light-emitting diode and the third light-emitting diode are coupled between the scan block and the second sink block receiving the high power supply voltage and the low power supply voltage.

Abstract: A method for improving image display quality, including: dividing a total gray scale range of a gamma voltage curve of a display apparatus to obtain gray scale ranges; obtaining data of gray scales of frame(s) of image to be displayed by the display apparatus, and calculating a ratio of data of gray scales in each gray scale range; adjusting a division value of a gamma voltage range corresponding to each gray scale range of the gamma voltage curve according to calculated ratios, so that a division value of a gamma voltage range corresponding to a gray scale range with a maximum ratio is less than a division value of a gamma voltage range corresponding to any remaining gray scale range; and outputting gamma voltages corresponding to the data of gray scales of the frame(s) of image to be displayed according to the adjusted gamma voltage curve.

Abstract: The present invention relates to an image display device and an operation method therefor. An image display device according to an embodiment of the present invention comprises a housing, a roller disposed inside the housing, and a plurality of pixels. The image display device includes: a display panel that can be wound on or unwound from the roller; and a control unit for controlling the operation of the roller so that the display panel rolls up or rolls down. The control unit can check the temperature of the display panel, and apply a main signal to at least one of the plurality of pixels according to the temperature of the display panel when the temperature of the display panel is less than a reference temperature, and control the operation of the roller when the temperature of the display panel is the reference temperature or higher. Various other embodiments are also possible.

Abstract: A display device includes a display panel including a plurality of pixels, and an image capturing unit disposed below the plurality of pixels, wherein, when the image capturing unit is driven, the display panel is time-divisionally driven by dividing one frame into a plurality of sub-frame sections, and the image capturing unit is synchronized with the display panel to receive different color data for each section of the plurality of sub-frame sections.

Abstract: A display panel with a less costly backup arrangement for failed light-emitting elements and a driving method thereof are disclosed. The display panel includes a plurality of pixels. Each pixel includes a plurality of main sub-pixels and a backup sub-pixel. For any one of the pixels, if there is a failed main sub-pixel, the backup sub-pixel is activated and configured for cooperating with non-failed main sub-pixels to output metamerized light of a desired target color in order that no change in color or brightness is perceived by a viewer.

Abstract: Provided is a display panel including a base substrate including a first display region and a second display region, a plurality of first pixel circuits, a plurality of second pixel circuits, a plurality of first light-emitting elements, and a plurality of second light-emitting elements disposed in the second display region; wherein at least one of the plurality of first pixel circuits is connected to at least one of the plurality of first light-emitting elements, an orthographic projection of the at least one first pixel circuit on the base substrate is at least partially overlapped with an orthographic projection of the at least one first light-emitting element on the base substrate, and at least one of the plurality of second pixel circuits is connected to at least one of the plurality of second light-emitting elements by a conductive trace.

Abstract: An image display device includes a display panel, a space portion, an illuminator, a controller, and an illuminance sensor. The display panel is switchable between an image display mode in which an image is displayed and a transmissive mode in which the display panel is in a transmissive state where a back side of the display panel is visible in a front view. The space portion and the illuminator are provided behind the display panel. The illuminator emits illumination light to the space portion. The controller controls the illuminator. The illuminance sensor detects an ambient illuminance of the image display device. The controller performs illumination control for causing the illuminator to emit illumination light with a brightness that is in accordance with a result of detection by the illuminance sensor when the display panel is operating in the transmissive mode.

Abstract: An electronic device may have a display mounted in a housing. The display may have a pixel array that produces images. A display cover layer may overlap the pixel array. The display cover layer may have a planar central area surrounded by a peripheral edge area with a curved cross-sectional profile. From an on-axis viewing angle, an image on the pixel array is fully viewable through the planar central area and the peripheral edge area. From an off-axis viewing angle, the image is partly viewable through the peripheral edge area and not through the central area. To avoid an undesired color cast in the partly viewable image seen through the peripheral edge area of the display cover layer, the display may be provided with color cast compensation structures such as a guest-host liquid crystal layer that exhibits an anisotropic colored light absorption characteristic, a diffuser layer, and/or other optical structures.

Abstract: A pixel circuit, a driving method, a display substrate, and a display device are provided. The pixel circuit includes a driving circuit, a first light-emitting control circuit, a light-emitting element, a first initialization circuit, and a second initialization circuit. The first initialization circuit writes, under the control of a first initialization control signal, an initialization voltage provided by an initialization voltage line, to a control terminal of the driving circuit; the second initialization circuit writes, under the control of a second initialization control signal provided by a second initialization control line, an initial data voltage provided by an initial data line, to an anode of the light-emitting element. Light emission of the light-emitting element from a leakage current and lateral leakage at low gray scales caused when initializing the anode of the light-emitting element can be prevented.