Abstract: The present disclosure provides a method, an apparatus, and a virtual reality device for displaying a virtual reality scene. The method comprises: acquiring pose information of a user and transmitting the pose information to a target device; receiving static picture data corresponding to the pose information transmitted by the target device through a first transmission channel and storing the static picture data; and generating a display picture according to the static picture data and displaying the display picture.

Abstract: The present application discloses a method, apparatus, and storage medium for processing an image in a virtual reality system. The method comprises: splitting an image to be rendered at a first timing in the virtual reality system into a first region and a second region; rendering the first region of the image to be rendered according to first gesture data of a user at the first timing; rendering the second region of the image to be rendered according to second gesture data at a second timing at the end of the rendering of the first region.

Abstract: The present disclosure relates to a touch panel controller, a control information acquisition method and a touch display device in the field of display technology. The touch panel controller includes at least two conductive members and a rotating component. The rotating component includes a supporting component and a mounting component connected to each other. The mounting component is configured to have the at least two conductive members mounted thereon. One end of the supporting component is configured to determine a placement surface that is in contact with a touch panel. A distance between each of the at least two conductive members and the placement surface is less than a sensing distance, and the sensing distance is a distance at which a capacitance change caused by the conductive member is detectable by the touch panel.

Abstract: A display device and a method for controlling the same are provided. The display device includes a rollable display screen, a voice acquisition unit, an identification control unit, a drive control unit and a display control unit. The voice acquisition unit is configured to acquire a first voice command. The identification control unit is configured to identify the first voice command acquired by the voice acquisition unit as a voice process command, and the voice process command includes a rolling operation command and a display drive command. The drive control unit is configured to perform an operation corresponding to the rolling operation command on the rollable display screen according to the rolling operation command. The display control unit is configured to control a display state of the rollable display screen according to the display drive command.

Abstract: A backlight module, a display device and a driving method thereof are provided. The backlight module includes: a micro control circuit, a selection control circuit, a backlight source including a primary viewing region and a subsidiary viewing region, and a backlight driver chip; the micro control circuit is configured to output a selection signal to the selection control circuit and output a control signal to the backlight driver chip after a scanning of a display sub-region corresponding to the primary viewing region or the subsidiary viewing region is completed; the selection control circuit is configured to select the light-emitting components within the primary viewing region or the subsidiary viewing region according to the selection signal; and the backlight driver chip is configured to supply a drive current to the light-emitting components within the primary viewing region or the subsidiary viewing region that is selected according to the control signal.

Abstract: A slit grating and a three-dimensional (3D) display apparatus including the slit grating are disclosed herein, the slit grating includes a plurality of grating structures (11-17) arranged side by side. The widths of the grating structures (11-17) increase and then decrease, along the direction in which the grating structures (11-17) are arranged. A grating structure (13,14) having the largest width may define a trend change point after which the trend in the widths of the grating structure widths changes.

Abstract: A curved grating structure, a display panel and the display device are provided. The curved grating structure includes multiple grating strips spaced from each other. Grating intervals between adjacent grating strips are successively decreased from a center point of the curved grating structure to a terminal of the curved grating structure. The grating interval between two adjacent grating strips is a distance in a first direction between center points of the two adjacent grating strips, and the first direction is a direction perpendicular to a normal vector of the curved grating structure passing through a center point of the curved grating structure.

Abstract: This disclosure provides a pupil localization method, a device, an apparatus and a storage medium. The method comprises: preprocessing a pupil image; generating a first projection curve and a second projection curve on horizontal and vertical axes of two-dimensional coordinate axes respectively according to the preprocessed image; determining a first pair of dividing points and a second pair of dividing points on the first projection curve and the second projection curve respectively according to a pre-configured threshold; and determining center coordinates of the pupil according to the first pair of dividing points and the second pair of dividing points. This disclosure obtains projection curves through a simple operation of the preprocessed image on the two-dimensional coordinate axes, and then intercepts the dividing point on the projection curves according to the preconfigured threshold to determine the center coordinates of the pupil.

Abstract: A curvature-adjustable display device includes: a detection module configured to detect a curvature of the display device and send the curvature; a backlight module including a plurality of backlight substructures, in which each backlight substructure is configured to provide backlight for different areas of the display device according to a backlight driving parameter matched with the backlight substructure; a driver module which is configured to receive the curvature sent by the detection module, determine the backlight driving parameter required by each backlight substructure according to the received curvature and a preset corresponding relationship between the curvature and the backlight driving parameter, and send the backlight driving parameter to each corresponding backlight substructure, respectively, so that the backlight substructures can provide backlight for different areas of the display device according to the backlight driving parameter matched with the backlight substructure; and a display pa

Abstract: The present disclosure relates to a touch panel controller, a control information acquisition method and a touch display device in the field of display technology. The touch panel controller includes at least two conductive members and a rotating component. The rotating component includes a supporting component and a mounting component connected to each other. The mounting component is configured to have the at least two conductive members mounted thereon. One end of the supporting component is configured to determine a placement surface that is in contact with a touch panel. A distance between each of the at least two conductive members and the placement surface is less than a sensing distance, and the sensing distance is a distance at which a capacitance change caused by the conductive member is detectable by the touch panel.

Abstract: A slit grating and a three-dimensional (3D) display apparatus including the slit grating are disclosed herein, the slit grating includes a plurality of grating structures (11-17) arranged side by side. The widths of the grating structures (11-17) increase and then decrease, along the direction in which the grating structures (11-17) are arranged. A grating structure (13,14) having the largest width may define a trend change point after which the trend in the widths of the grating structure widths changes.

Abstract: A curvature-adjustable display device includes: a detection module configured to detect a curvature of the display device and send the curvature; a backlight module including a plurality of backlight substructures, in which each backlight substructure is configured to provide backlight for different areas of the display device according to a backlight driving parameter matched with the backlight substructure; a driver module which is configured to receive the curvature sent by the detection module, determine the backlight driving parameter required by each backlight substructure according to the received curvature and a preset corresponding relationship between the curvature and the backlight driving parameter, and send the backlight driving parameter to each corresponding backlight substructure, respectively, so that the backlight substructures can provide backlight for different areas of the display device according to the backlight driving parameter matched with the backlight substructure; and a display pa

Abstract: A curved grating structure, a display panel and the display device are provided. The curved grating structure includes multiple grating strips spaced from each other. Grating intervals between adjacent grating strips are successively decreased from a center point of the curved grating structure to a terminal of the curved grating structure. The grating interval between two adjacent grating strips is a distance in a first direction between center points of the two adjacent grating strips, and the first direction is a direction perpendicular to a normal vector of the curved grating structure passing through a center point of the curved grating structure.

Abstract: Embodiments of the present disclosure provide an optical grating and a 3D display device having the same. The optical grating comprises a plurality of grating units arranged from a center of the optical grating towards two sides thereof, values of grating periods of a plurality of said grating units on either side of the center being non-linearly decreased progressively from the center to the side.

Abstract: The present invention discloses a back plate having a curvature of the back plate is tunable in response to a curvature control signal. The back plate comprises a back plate main body and a dielectric elastomer layer secured to the back plate main body. The dielectric elastomer layer undergoes elastic deformation in response to a curvature control signal.

Abstract: The present invention provides a device and a method for adjusting Gamma voltage. The device for adjusting Gamma voltage comprises a Gamma voltage generating unit used for generating a plurality of Gamma voltages, the Gamma voltage generating unit comprising a plurality of output terminals for outputting the plurality of Gamma voltages; and a plurality of output units, output terminals of each of which are connected to output terminals of a corresponding Gamma voltage generating circuit among a plurality of Gamma voltage generating circuits of the display panel to be adjusted in one-to-one correspondence, the plurality of output units being used for outputting the plurality of Gamma voltages to output terminals of the Gamma voltage generating circuits.

Abstract: The present invention relates to a data transmission device, a data transmission method, and a display device using the data transmission device. The data transmission device comprises a multichannel V-By-One interface module, which comprises a receiving end, a transmitting end, and a buffer module arranged between the receiving end and the transmitting end. The receiving end transmits a plurality of control signals for a plurality of channels to the buffer module. The buffer module transmits one low-level control signal to the transmitting end when all the received control signals are at a low level. After receiving the one low-level control signal, the transmitting end simultaneously transmits output data corresponding to the respective channels, realizing time synchronization of all the output data, thus avoiding abnormal display of images, enhancing display quality of the images, and finally achieving the effect of optimizing and improving user experience.

Abstract: The present invention provides a device and a method for adjusting Gamma voltage. The device for adjusting Gamma voltage comprises a Gamma voltage generating unit used for generating a plurality of Gamma voltages, the Gamma voltage generating unit comprising a plurality of output terminals for outputting the plurality of Gamma voltages; and a plurality of output units, output terminals of each of which are connected to output terminals of a corresponding Gamma voltage generating circuit among a plurality of Gamma voltage generating circuits of the display panel to be adjusted in one-to-one correspondence, the plurality of output units being used for outputting the plurality of Gamma voltages to output terminals of the Gamma voltage generating circuits.

Abstract: The present invention relates to a data transmission device, a data transmission method, and a display device using the data transmission device. The data transmission device comprises a multichannel V-By-One interface module, which comprises a receiving end, a transmitting end, and a buffer module arranged between the receiving end and the transmitting end. The receiving end transmits a plurality of control signals for a plurality of channels to the buffer module. The buffer module transmits one low-level control signal to the transmitting end when all the received control signals are at a low level. After receiving the one low-level control signal, the transmitting end simultaneously transmits output data corresponding to the respective channels, realizing time synchronization of all the output data, thus avoiding abnormal display of images, enhancing display quality of the images, and finally achieving the effect of optimizing and improving user experience.

Abstract: Embodiments of the present disclosure provide a liquid crystal display driving circuit, a driving method thereof and a liquid crystal display, and relate to a field of display technique. The liquid crystal display driving circuit comprises a timing control circuit and at least two source driving circuits, and further comprises a polarity inversion circuit; the timing control circuit is configured to transmit a polarity inversion signal to the polarity inversion circuit; the polarity inversion circuit is configured to convert the polarity inversion signal into a first polarity inversion signal and a second polarity inversion signal which are output to the at least two source driving circuits, respectively, so that voltages of source signals driven by the at least two source driving circuits have opposite polarities with each other; wherein a phase of the first polarity inversion signal is different from that of the second polarity inversion signal.