Abstract: An image processing and displaying method, AR device, image processing device, and a display system are provided. The image processing and displaying method is applied to a display system, wherein the display system includes an Augmented Reality (AR) device and an image processing device, and the image processing and displaying method includes: acquiring, by the AR device, a real-time image of a current view field of a user wearing the AR device in a real environment; sending, by the AR device, the real-time image to the image processing device; receiving, by the AR device, a display direction, an imaging distance, and a target image sent by the image processing device, and displaying, by the AR device, the target image in a virtual display area according to the display direction and the imaging distance.

Abstract: An image processing method includes: acquiring a fixation point position on a respective screen viewed by each of dominant eye(s); determining a fixation area of a left-eye screen and a fixation area of a right-eye screen according to fixation point position(s) corresponding to the dominant eye(s); rendering a first part of a left-eye image to be displayed on the left-eye screen at a first resolution, and rendering a second part of the left-eye image at a second resolution; rendering a first part of a right-eye image to be displayed on the right-eye screen at a third resolution, and rendering a second part of the right-eye image at a fourth resolution. A resolution of an image to be displayed in a fixation area of the respective screen is greater than resolutions of images to be displayed in other areas of the left-eye screen and the right-eye screen.

Abstract: A wearable device, an electronic system, an electronic device, a tactile feedback method and a storage medium are provided. The wearable device with tactile feedback includes an electromagnetic coil set, a driving circuit and a control circuit, the driving circuit is coupled with the electromagnetic coil set; the control circuit is configured to control the driving circuit to generate and output a coil current corresponding to the electromagnetic coil set to the electromagnetic coil set according to a control command; and the electromagnetic coil set is configured to receive the coil current and generate the tactile feedback based on the coil current.

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: An image display processing method for a display device, an image display processing device, a display device, and a non-volatile storage medium are provided. The display device includes a backlight unit and a display panel, the backlight unit includes a plurality of backlight blocks and is driven by a local dimming mode, and the image display processing method includes: obtaining initial backlight data of each of the plurality of backlight blocks corresponding to a display image; performing a peak driving process on the initial backlight data of each of the plurality of backlight blocks by a graphics processing unit to obtain adjusted backlight data of each of the plurality of backlight blocks; and providing the adjusted backlight data to the backlight unit by the graphics processing unit so that the display panel displays the display image.

Abstract: Embodiments of the present disclosure provide a method for controlling a virtual reality display device, wherein the virtual reality display device includes a display, an optical system, and a movement controller. In this method, an anti-distortion image is generated based on the original image according to distortion parameters of the optical system. The anti-distortion image includes an effective image area and an invalid image area, wherein the effective image area includes image information of the original image. The movement control information is written into the invalid image area, and the movement control information is used by the movement controller to control the movement of the display. The anti-distortion image is provided to the virtual reality display device.

Abstract: Disclosed are a control method and apparatus for a virtual reality device. The method includes acquiring vision information of a current user that uses a virtual reality device; and according to the vision information of the current user, adjusting the distance between a lens in the virtual reality device and the eyes of the current user, and the distance between the field of view angle of each virtual camera and adjacent virtual cameras.

Abstract: The embodiments of the present disclosure provide an AR display device and method. The device includes a terminal and an AR wearable device. The terminal is configured to: configure the AR wearable device as an extended display device of the terminal to put the AR wearable device and a display screen of the terminal in a dual-screen heterogeneous display mode; and transmit image data to the AR wearable device to allow the AR wearable device to display the image data.

Abstract: Provides a method for processing images. The method includes: acquiring an object-image relationship to which both a pupillary distance value of a near-eye display device and an object distance of the near-eye display device correspond, wherein the object-image relationship comprises a correspondence between coordinates of a locating point on a screen and coordinates of a field of view of an image point displayed at the locating point; performing anti-distortion processing on a to-be-displayed picture based on the object-image relationship; and outputting a picture acquired after the anti-distortion processing.

Abstract: Provided are a method and an apparatus for detecting a delay amount of an eyeball tracking apparatus, an eyeball tracking system, and a non-transitory computer-readable storage medium. The method includes: receiving a detected gaze point coordinate of a mechanical eye at the at least one detection time point; determining an actual gaze point coordinate of the mechanical eye at the at least one detection time point; and determining the delay amount of the eyeball tracking apparatus according to a coordinate difference between the actual gaze point coordinate and the detected gaze point coordinate at the at least one detection time point.

Abstract: An image processing method is applied to an image display device, the image display device includes a lens having distortion coefficients and a display screen. The image processing method includes: dividing a display region of the display screen into image regions according to the distortion coefficients of the lens, an outer boundary line of each image region enclosing a polygon, a geometric center of the polygon enclosed by the outer boundary line of the image region coinciding with a geometric center of the lens, and distortion coefficients of positions of the lens on which vertexes of the polygon enclosed by the outer boundary line of the image region are mapped being the same; and performing anti-distortion processing on coordinates of vertexes of the image region according to a distortion coefficient corresponding to the vertexes of the image region to obtain texture coordinates of the vertexes of the image region.

Abstract: A driving method is configured to drive a display device, and the display device includes a display array and a light valve array. The display array includes rows of sub-pixels, the light valve array includes a plurality of sub light valves, a respective one sub light valve of the plurality of sub light valves corresponds to at least one row of sub-pixels, and the light valve array is on a light-emitting side of the display array. The driving method includes: any sub-pixel in the at least one row of sub-pixels being in a response phase of a display operation, the respective one sub light valve being in a light-shielding state, and the respective one sub light valve corresponding to the at least one row of sub-pixels.

Abstract: An image processing method is disclosed. The image processing method may include: partitioning an original gridded image to obtain a plurality of regional grid images, wherein the regional grid images are distributed along a direction away from a geometric center of the original gridded image (S300); and adjusting grid vertices of the regional grid images based on anti-distortion parameters to obtain a plurality of regional correction grid images forming a grid correction image (S400). A grid density of each of the regional correction grid images may be smaller than or equal to a grid density of a corresponding regional grid image, and the grid density of each of the plurality of the regional correction grid images may gradually increase along the direction away from the geometric center of the original gridded image.

Abstract: An image rendering method for a computer product coupled to a display apparatus may include rendering an entire display region of the display apparatus with a first rendering mode to generate a first rendering mode sample image, determining a target region in the entire display region, rendering the target region with a second rendering mode to generate a second rendering mode sample image, and transmitting data of the first rendering mode sample image and the second rendering mode sample image. The second rendering mode comprises at least a value of an image rendering feature that is higher than that of the first rendering mode.

Abstract: An image processing method, a backlight brightness adjustment method, an image processing system, and a computer readable storage medium are provided. The image processing method includes: acquiring a display image; dividing the display image to obtain one or more initial local regions; calculating an average brightness value of each of the one or more initial local regions respectively; acquiring an output image according to the average brightness value of each of the one or more initial local regions and the display image.

Abstract: An image rendering method, device, and system, a storage medium, and an image display method are provided. The image rendering method includes: acquiring an image to be displayed; according to a gaze point of human eyes on a display screen, obtaining a gaze point position on the image to be displayed; determining, according to the gaze point position, a first sampling area and a second sampling area of the image to be displayed; performing first resolution sampling on the first sampling area to obtain a first display area; performing second resolution sampling on the image to be displayed to obtain a second display area corresponding to the second sampling area, a resolution of the second sampling area being greater than that of the second display area; and splicing the first display area and the second display area to obtain an output image to be transmitted to the virtual reality device.

Abstract: The present disclosure provides a method for backlight control, a display device, an electronic device and a computer readable storage medium. The display device may include a backlight module and a display unit. The backlight module includes backlight partitions. The method comprises: determining, with respect to a current frame image, a first backlight brightness value for each backlight partition; determining a scene type of the current frame image according to the first backlight brightness value and a ratio of black regions in the current frame image; obtaining an actual backlight brightness value for each of the plurality of the backlight partitions with respect to the current frame image, by processing the first backlight brightness value according to the scene type determined; and driving the backlight module with the actual backlight brightness value, so as to adjust the backlight brightness for each backlight partition in the backlight module.

Abstract: An AR -based information displaying method and an AR apparatus, an electronic device and a storage medium, applicable to the technical field of computers. The method comprises: acquiring voice information and a user image of a user; identifying the voice information and extracting user characteristics; and when the user image matches the user characteristics, displaying, by an AR displaying device, target information associated with the user at a display position corresponding to the user image, wherein the target information comprises at least one of user information and voice associated information. According to this solution, the user information and voice associated information of the user are displayed by the AR displaying device at the display position corresponding to the user image, so a user wearing the AR displaying device may give a pertinent reply after conveniently knowing user information and statement intentions of a speaker, improving the communication efficiency of users.

Abstract: The present disclosure is related to an image processing method of virtual reality. The image processing method may include obtaining position information of a gaze point; performing a compression process on an original image to obtain a compressed image based on the position information of the gaze point; performing a compression process on a distorted image of the original image in an lens to obtain a compressed distorted image based on the position information of the gaze point; and performing an anti-distortion process on the compressed image to obtain an anti-distortion image based on a relationship between the compressed image and the compressed distorted image. The position information of the gaze point may be position information of a gaze point of a user's eye on an original image.

Abstract: An image processing and displaying method, AR device, image processing device, and a display system are provided. The image processing and displaying method is applied to a display system, wherein the display system includes an Augmented Reality (AR) device and an image processing device, and the image processing and displaying method includes: acquiring, by the AR device, a real-time image of a current view field of a user wearing the AR device in a real environment; sending, by the AR device, the real-time image to the image processing device; receiving, by the AR device, a display direction, an imaging distance, and a target image sent by the image processing device, and displaying, by the AR device, the target image in a virtual display area according to the display direction and the imaging distance.