A method and apparatus for controlling a display frequency of a display screen, and an electronic device are provided. The method includes: (S101) determining, in a command mode in response to no image data being transmitted to the display screen by an application processor currently, whether the display screen is in a self-refreshing state; (S102) transmitting, in response to the display screen being in the self-refreshing state, notification information to the application processor after self-refreshing of the display screen is completed, the notification information being used for notifying the application processor to transmit the image data to the display screen; and (S103) receiving the image data transmitted by the application processor, and updating the display frequency with a first frequency at which the application processor transmits the image data.

A multiplexed, synchronized active beam splitter or mirror and display providing a user or manufacturer with the ability to choose different modes of functionality of a transparent optical module.

A functional panel is provided. The functional panel includes a first driver circuit, a second driver circuit, and a region. The first driver circuit supplies a first selection signal, the second driver circuit supplies a second selection signal and a third selection signal, and the region includes a pixel. The pixel includes a first pixel circuit, a light-emitting element, a second pixel circuit, and a photoelectric conversion element. The first pixel circuit is supplied with the first selection signal, the first pixel circuit obtains an image signal on the basis of the first selection signal, the light-emitting element is electrically connected to the first pixel circuit, and the light-emitting element emits light on the basis of the image signal. The second pixel circuit is supplied with the second selection signal and the third selection signal in a period during which the first selection signal is not supplied, the second pixel circuit obtains an imaging signal on the basis of the second selection signal and supplies the imaging signal on the basis of the third selection signal, and the photoelectric conversion element is electrically connected to the second pixel circuit and generates the imaging signal.

A display device including a display that includes a plurality of pixels, wherein the plurality of pixels respectively include a plurality of sub-pixels is provided. The plurality of sub-pixels include first type sub-pixels observed at a first viewing angle, and second type sub-pixels observed at a second viewing angle that is narrower than the first viewing angle.

A display apparatus switches to any one of a plurality of modes, generates a partial image, and controls a luminance of a black region. The plurality of modes includes a first mode capable of displaying an image of a first dynamic range on a display unit and a second mode capable of displaying an image of a second dynamic range wider than the first dynamic range on a display unit. The partial image includes at least a black region and is superimposed on an image displayed on the display unit. Controlling includes controlling a luminance of the black region of the partial image in the second mode to be less than a luminance of the black region of the partial image in the first mode.

In a robot (3) in a remote location, an action scene of the robot (3) is determined based on a feature amount derived from its position and motion detection data and video data, and a video parameter or an imaging mode corresponding to the determined action scene is selected. Then, a process of adjusting the selected video parameter for the video data or a process of setting the selected imaging mode to the camera is performed, and the processed video data is transmitted to the information processing apparatus (2) on the user side via the network (4) and displayed on the HMD (1).

The present application provides a display apparatus and a control method therefor. The display apparatus includes a mainboard, a power board, and a display panel, where the mainboard acquires a refresh rate of to-be-displayed video data, and adjusts a backlight control signal according to the refresh rate; and the power board drives a backlight source of the display panel according to the received backlight control signal.

Apparatuses, systems, and techniques are presented to reduce temporal lag when a dynamic event is occurring in computer generated video. In one embodiment, a first averaging algorithm is utilized to determine a display value for a pixel based at least in part on previous pixel values. Once a dynamic event is detected, a set of the previous pixel values is averaged using a second averaging algorithm. The pixel value is updated based on the first averaging of the pixel values and the second averaging of the pixel values to determine a current pixel value.

A display screen display parameter adjustment method. The method includes obtaining a trigger event of display parameters of a display screen, the display screen including a first display area and a second display area; if the trigger event satisfies a preset condition, determining that an adjustment mode of the display parameters of the display screen is a synchronous mode, and simultaneously adjusting the display parameters of the first display area and the second display area; and if the trigger event does not satisfy the preset condition, determining that the adjustment mode of the display parameters of the display screen is an asynchronous mode, and adjust the display parameters of the first display area and the second display area respectively.

An electronic device includes a display panel, a data driving circuit, a scan driving circuit, and a signal control circuit that receives input data. The signal control circuit includes a histogram check unit that divides data of one frame among the input data into a plurality of regions based on a gray scale and calculates a distribution of the data based on the plurality of regions, a gray check unit that calculates the number of major grayscales having data of a specific number or more among the input data, an optical waveform analysis unit that generates a signal calculated based on an optical waveform of the plurality of pixels, and a frequency selection unit that selects a driving frequency of the display panel based on the distribution of the data, the number of the major grayscales, and the signal.