Abstract: An imaging adjustment apparatus (10) and method, a wearable device and a storage medium are provided. The imaging adjustment apparatus (10) includes a light-emitting device (101), a photoelectric conversion device (102), a control apparatus (103) and a drive apparatus (104), wherein the light-emitting device (101) is configured to emit first light, such that the first light irradiates eyes of a user; the photoelectric conversion device (102) is configured to perform photoelectric conversion on the basis of second light reflected by the eyes of the user to generate an electrical signal, and provide the generated electrical signal to the control apparatus (103); the control apparatus (103) is configured to determine the state of the eyes of the user on the basis of the electrical signal, and control, according to the state of the eyes of the user.

Abstract: Provided is a method of calibrating a stereoscopic display device. The device includes a motor and a display panel, and the display panel is driven by the motor to rotate to realize a stereoscopic display. The method includes acquiring a control strategy of the motor and display parameters of the display panel matching the control strategy, wherein the control strategy indicates that each time the motor runs for a preset period of time, the motor is restarted; controlling the motor to run according to the control strategy, to calibrate the motor by restarting; and driving the display panel to display according to the display parameters in the rotation process of the motor.

Abstract: Provided is a display device. The display device includes a controller, a display module, and a temperature sensor disposed in the display module; wherein the controller is connected to the display module and the temperature sensor; the temperature sensor is configured to detect a temperature of the display module; and the controller is configured to: adjust a gamma parameter of the display module to a target gamma parameter corresponding to the temperature of the display module; determine a target drive voltage required by the display module with the target gamma parameter; and drive, based on the target drive voltage, the display module to display an image.

Abstract: Provided are a protecting trolley and a construction method of rock burst prewarning protection system in non-contact tunnel construction. The protecting trolley includes a framework, a walking assembly, a rockfall buffering assembly, a spraying assembly and a rock burst prewarning system. The rockfall buffering assembly includes an arch frame in a fixed connection with the framework and a protecting net fixed on the arch frame. The spraying assembly includes a track car in connection with the rockfall buffering assembly and a spraying hose fixed on the track car, and the spraying hose sprays towards the surrounding rock. The rock burst prewarning assembly includes a thermosensitive infrared sensor used for detecting the temperature of the surrounding rock and a highly sensitive laser sensor used for detecting the deformation of the surrounding rock.

Abstract: A rotary display device includes a display module, a rotating shaft, a transmission apparatus, an acquisition apparatus and a control apparatus. The transmission apparatus is configured to drive the display module to rotate with the rotating shaft. The control apparatus is configured to: receive information of picture(s), acquired by the acquisition apparatus, of an outside of the display module and determine whether a picture includes face figure(s); if no face figure is included in the picture, control the display module to display images in a first condition; if the face figure(s) are included in the picture, control the display module to display images in a second condition. A second refresh rate in the second condition is greater than a first refresh rate in the first condition, and a second color depth in the second condition is greater than a first color depth in the first condition.

Abstract: Provided is a wearable display device. The wearable display device includes: a motor, a processor, and a motor drive assembly; wherein the processor is connected to the motor drive assembly, and is configured to receive a motor control instruction and send the motor control instruction to the motor drive assembly; the motor drive assembly is connected to the motor, and is configured to: control the motor to rotate based on the rotation mode in the case that the motor control instruction carries the rotation mode, and adjust a rotation speed of the motor based on the speed control parameter in the case that the motor control instruction carries the speed control parameter; and the motor, upon rotating, is configured to adjust a position of an imaging face of the wearable display device.

Abstract: Provided is a method of calibrating a stereoscopic display device. The device includes a motor and a display panel, and the display panel is driven by the motor to rotate to realize a stereoscopic display. The method includes acquiring a control strategy of the motor and display parameters of the display panel matching the control strategy, wherein the control strategy indicates that each time the motor runs for a preset period of time, the motor is restarted; controlling the motor to run according to the control strategy, to calibrate the motor by restarting; and driving the display panel to display according to the display parameters in the rotation process of the motor.

Abstract: Provided is a method of calibrating a stereoscopic display device. The device includes a motor and a display panel, and the display panel is driven by the motor to rotate to realize a stereoscopic display. The method includes acquiring a control strategy of the motor and display parameters of the display panel matching the control strategy, wherein the control strategy indicates that each time the motor runs for a preset period of time, the motor is restarted; controlling the motor to run according to the control strategy, to calibrate the motor by restarting; and driving the display panel to display according to the display parameters in the rotation process of the motor.

Abstract: A data display method and device based on an ARM micro-controller, and a readable storage medium are provided. The data display method includes receiving data signals of a display image, and storing the data signals; extending the stored data signals into multiple data signal sets in a preset sequence, and synchronously caching the multiple data signal sets in a rising edge and a falling edge of a clock signal; and controlling the multiple data signal sets to be respectively output to multiple output ports to control a display unit to display the image.

Abstract: A display device (10) and an image display method therefor, an image display system, and a storage medium, which relate to the technical field of display. A controller (101) of the display device (10) can adjust a gamma parameter when the temperature of a display module (102) is high, so as to reduce a drive voltage required by the display module (102) while keeping a brightness change of the display module (102) small. In this manner, the temperature of the display module (102) can be reduced, the display module (102) can be prevented from being damaged, and the display device (10) has a high reliability.

Abstract: The present application relates to the technical field of virtual reality. Disclosed are a wearable display device and a method for adjusting an imaging surface thereof. The motor drive assembly in the wearable display device can control the rotation of motors according to a rotation mode carried in a motor control instruction received by a processor, or adjust the rotation speed of the motors according to a speed control parameter carried in the motor control instruction received by the processor. Moreover, the rotation of the motors can adjust the position of an imaging surface, and a change in the position of the imaging face will change the distance between the imaging surface and a user wearing the wearable display device. Therefore, in addition to being used for watching movies or playing games, the wearable display device can also function as an eye protector, and the wearable display device has abundant functions.

Abstract: The present disclosure provides a device for stereoscopic displaying and a method for controlling the same. The device for stereoscopic displaying comprises: a rotary shaft and at least one display assembly. The display assembly is fixed to the rotary shaft, the display assembly comprises at least three display surfaces, and at least one of the display surfaces is arranged opposite to the rotary shaft in a radial direction of the rotary shaft.

Abstract: A rotary display device includes a display module, a rotating shaft, a transmission apparatus, an acquisition apparatus and a control apparatus. The transmission apparatus is configured to drive the display module to rotate with the rotating shaft. The control apparatus is configured to: receive information of picture(s), acquired by the acquisition apparatus, of an outside of the display module and determine whether a picture includes face figure(s); if no face figure is included in the picture, control the display module to display images in a first condition; if the face figure(s) are included in the picture, control the display module to display images in a second condition. A second refresh rate in the second condition is greater than a first refresh rate in the first condition, and a second color depth in the second condition is greater than a first color depth in the first condition.

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: A data display method and device based on an ARM micro-controller, and a readable storage medium are provided. The data display method includes receiving data signals of a display image, and storing the data signals; extending the stored data signals into multiple data signal sets in a preset sequence, and synchronously caching the multiple data signal sets in a rising edge and a falling edge of a clock signal; and controlling the multiple data signal sets to be respectively output to multiple output ports to control a display unit to display the image.

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: A video processing method includes: receiving motion information of a display apparatus; determining, according to the motion information of the display apparatus and a motion threshold of the display apparatus, whether a motion state of the display apparatus affects the effect of the display apparatus using a frame rate up-conversion image processing method based on motion compensation to process a video that is to be displayed by the display apparatus; if yes, stopping using the frame rate up-conversion image processing method based on motion compensation to process the video that is to be displayed by the display apparatus; if no, continuing to use the frame rate up-conversion image processing method based on motion compensation to process the video that is to be displayed by the display apparatus.

Abstract: Provided is a method of calibrating a stereoscopic display device. The device includes a motor and a display panel, and the display panel is driven by the motor to rotate to realize a stereoscopic display. The method includes acquiring a control strategy of the motor and display parameters of the display panel matching the control strategy, wherein the control strategy indicates that each time the motor runs for a preset period of time, the motor is restarted; controlling the motor to run according to the control strategy, to calibrate the motor by restarting; and driving the display panel to display according to the display parameters in the rotation process of the motor.

Abstract: The present disclosure provides a method, apparatus and device for rendering virtual reality scenes. The method includes: obtaining a virtual reality scene and determining whether the virtual reality scene is in a rendering idle state; if the virtual reality scene is in the rendering idle state, performing image rendering on the virtual reality scene to generate a display image and store a correspondence between the display image and a display area; and obtaining a target area to be displayed of the virtual reality scene, calling a target display image corresponding to the target area according to the correspondence and displaying the target display image.

Abstract: The present application discloses display apparatus for displaying image based on time-divisional data. The display apparatus includes a data processor including at least a first shift register and a data buffer, and configured to store a first matrix of data corresponding to the frame of image data to the data buffer at time t0, to shift the first matrix of data by m columns by the first shift register to obtain a second matrix of data stored to the data buffer at time t1. The display apparatus further includes an interface connector configured to output the first matrix of data in period T0 and the second matrix of data in period T1 in a same order same as the fixed sequential order respectively over the at least two time-divisional periods T0 and T1 of a unit-time through a driver circuit to a display panel for displaying one frame of image.