Abstract: A brightness adjustment method and a brightness adjustment apparatus are provided. The brightness adjustment method is applied to an augmented reality device and includes acquiring at least one of position information or attitude information of the augmented reality device; determining a brightness corresponding to the acquired at least one of the position information or the attitude information according to an established correspondence relation between brightness information and at least one of position information or attitude information; and controlling the augmented reality device to display at the brightness.

Abstract: The present disclosure provides a method for sending driving data of a backlight source, a control circuit and a display device. The method includes: acquiring driving data of a plurality of rows of light-emitting elements included in the backlight source; and sending the driving data of the plurality of rows of light-emitting elements to a driving circuit of the backlight source at many times, wherein at least one data packet is sent each time, each data packet includes driving data for driving one row of light-emitting elements and a quantity of data packets sent each time is less than a quantity of rows of light-emitting elements included in the backlight source.

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: A backlight source of a backlight module of a display device is divided into N*M regions. A backlight driving device includes: an MCU configured to acquire backlight data about the N*M regions corresponding to a current display image of the display device and transmit the backlight data about the N*M regions to a backlight source driving circuitry in a one-tone manner; and the backlight source driving circuitry including M PWM outputs and N registers corresponding to each PWM output. The N*M registers of the backlight source driving circuitry correspond to the N*M regions respectively. The backlight source driving circuitry is configured to receive backlight data about the N*M regions from the MCU, and write the backlight data about each region into a corresponding register, so as to control luminance of the corresponding region in accordance with the backlight data.

Abstract: The present disclosure provides a method for sending driving data of a backlight source, a control circuit and a display device. The method includes: acquiring driving data of a plurality of rows of light-emitting elements included in the backlight source; and sending the driving data of the plurality of rows of light-emitting elements to a driving circuit of the backlight source at many times, wherein at least one data packet is sent each time, each data packet includes driving data for driving one row of light-emitting elements and a quantity of data packets sent each time is less than a quantity of rows of light-emitting elements included in the backlight source.

Abstract: The embodiments of the present disclosure disclose a virtual reality device and a method for configuring a virtual reality device. The virtual reality device comprises: at least one switching circuit and a display circuit. Each of the switching circuits comprises a first input port, a second input port, and an output port. The first input port and the second input port are both configured to input signals, respectively, and each of the switching circuits is configured to control an output port of the switching circuit to output a signal corresponding to a first input port or a second input port of the switching circuit to the display circuit.

Abstract: A backlight, a control method of the backlight, and a display device are provided. The backlight includes a plurality of light-emitting modules arranged in an array. Each of the light-emitting modules includes a light-emitting unit and a control circuit. The control circuit includes n branches, a controller, and a current module. Each branch of the n branches is connected in series with the light-emitting unit and the current module. Each branch is provided with a switch, and the controller is separately connected to the switch on each branch.

Abstract: A method measuring a distortion parameter of a visual reality device includes: obtaining an anti-distortion grid image according to a first distortion coefficient; obtaining a grid image of the anti-distortion grid image at a preset viewpoint after the anti-distortion grid image passes through a to-be-measured optical component of the visual reality device; determining a distortion type of the grid image after passing through the to-be-measured optical component; adjusting the first distortion coefficient according to the distortion type of the grid image, thereby obtaining an adjusted first distortion coefficient and then reducing distortion of the grid image; repeating the above steps until the distortion of the grid image is less than or equal to a distortion threshold. The adjusted first distortion coefficient when the distortion of the grid image is less than or equal to the distortion threshold, is taken as a distortion coefficient of the to-be-measured optical component.

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 disclosure provides a blacklight and a display device. The blacklight of the present disclosure includes a backlight driving circuit, which includes a plurality of first signal lines and a plurality of second signal lines, a plurality of light string regions are defined by arranging the plurality of first signal lines and the plurality of second signal lines to cross each other, and a part of the plurality of light string regions are configured to be provided with light emitting diode (LED) light strings; the first terminals of LED light strings in a same row are coupled to a same first signal line, and the second terminals of LED light strings in a same column are coupled to a same second signal line.

Abstract: The present disclosure provides a method and device for measuring a distortion parameter of a visual reality device and a measuring system. The method includes: obtaining an anti-distortion grid image according to a first distortion coefficient; obtaining a grid image of the anti-distortion grid image at a preset viewpoint after the anti-distortion grid image passes through a to-be-measured optical component of the visual reality device; determining a distortion type of the grid image after passing through the to-be-measured optical component; adjusting the first distortion coefficient according to the distortion type of the grid image, thereby obtaining an adjusted first distortion coefficient and then reducing distortion of the grid image; repeating the above steps until the distortion of the grid image is less than or equal to a distortion threshold.

Abstract: Disclosed are a display method, a display device, a virtual reality display device, a virtual reality device, and a storage medium. The display method includes: segmenting one frame of image into at least one image region; determining grayscale information of the image region; determining a resolution compression ratio of the image region according to the grayscale information of the image region, wherein a grayscale level of the image region is negatively correlated with the resolution compression ratio; and displaying an image in the image region according to the resolution compression ratio of each image region.

Abstract: The present disclosure provides a method for sending driving data of a backlight source, a control circuit and a display device. The method includes: acquiring driving data of a plurality of rows of light-emitting elements included in the backlight source; and sending the driving data of the plurality of rows of light-emitting elements to a driving circuit of the backlight source at many times, wherein at least one data packet is sent each time, each data packet includes driving data for driving one row of light-emitting elements and a quantity of data packets sent each time is less than a quantity of rows of light-emitting elements included in the backlight source.

Abstract: An image processing method. The method includes determining a first mapping relationship between first coordinates in a first coordinate system of a Multi-Resolution-Shading image and second coordinates in a second coordinate system of a Multi-Resolution-Shading screen image; and applying an anti-distortion process to the Multi-Resolution-Shading image based on the first mapping relationship, thereby obtaining an anti-distortion image.

Abstract: A brightness adjustment method and a brightness adjustment apparatus are provided. The brightness adjustment method is applied to an augmented reality device and includes acquiring at least one of position information or attitude information of the augmented reality device; determining a brightness corresponding to the acquired at least one of the position information or the attitude information according to an established correspondence relation between brightness information and at least one of position information or attitude information; and controlling the augmented reality device to display at the brightness.

Abstract: A method for correcting data sensed by a sensor includes: acquiring the data sensed by the sensor; establishing a surface equation based on an acquired data to performing surface fitting; and correcting the data sensed by the sensor with the surface equation. The method further includes: evaluating the acquired data sensed by the sensor to update fitting parameters of the surface equation so as to obtain an updated surface equation; and correcting the data sensed by the sensor with the updated surface equation. Parameter data sensed by the sensor can be corrected in real time, which reduces the influence of environmental factors on the parameter data sensed by the sensor and improves the accuracy of the data sensed by the sensor.

Abstract: A backlight driving circuit of driving a backlight source, the backlight source comprising a plurality of LEDs arranged in an array, the backlight driving circuit comprising: a power source sub-circuit and a switch control sub-circuit, wherein the power source sub-circuit is electrically connected to the plurality of LEDs respectively through the switch control sub-circuit; and the switch control sub-circuit is configured to determine a to-be-turned-on LED and a to-be-turned-off LED according to color information of an image to be displayed, and control each of the LEDs to be turned on or off by controlling a connection state between each of the LEDs and the power source sub-circuit separately according to the determined to-be-turned-on LED and the determined to-be-turned-off LED. A backlight driving method, a backlight driving device and a computer-readable storage medium are further provided.

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 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 invention discloses a method and an apparatus for adjusting display brightness, a display device and a storage medium. The method for adjusting the display brightness of the display device comprises the following steps: acquiring light intensity information around the display device and motion information of the display device; determining, according to the motion information, whether motion parameters in a preset duration are in a preset threshold range; if the motion parameters in a preset duration are in the preset threshold range, it is determined to adjust the display brightness of the display device according to the light intensity information; otherwise, it is determined not to adjust the display brightness of the display device according to the light intensity information.