Disclosed are a method for generating display data by a rotatory stereoscopic display apparatus, a display driving method, a computer device, a rotatory stereoscopic display apparatus, and a stereoscopic display system. The method for generating display data includes: generating, based on display parameters of the rotatory stereoscopic display apparatus and a model to be displayed, an image array for displaying the model; generating, for an image in the image array, an initial data stream of the image, the initial data stream including: grayscale datum of each pixel in the image; and performing data compression on the initial data stream to generate a compressed data stream, the compressed data stream including: data units of pixels whose grayscale data is non-zero data, each data unit including: grayscale datum of the pixel and an order of the grayscale datum in the initial data stream.

According to the present embodiments, it is possible to provide a rotary LED display device which reduces the size of the device and can be installed in various location so as to reduce the restrictions on installation space and location. The embodiments may provide a rotary LED display device capable of allowing a user to freely change the display contents immediately and satisfying the durability suitable for long-term operation.

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.

Provided is a rotary display device. The rotary display device includes a rotary portion and a stationary portion; wherein the rotary portion is rotatable relative to the stationary portion; the stationary portion includes an electrical signal transmitter circuit; and the rotary portion includes a display module and an electrical signal receiver circuit connected to the display module; wherein the electrical signal transmitter circuit is configured to transmit electrical energy to the electrical signal receiver circuit by magnetic coupling resonance, and the electrical signal receiver circuit is configured to supply power to the display module based on the electrical energy.

Provided is a display device, including: a display assembly; a hollow housing assembly, wherein the display assembly is disposed in the housing assembly; a motor connected to the display assembly and configured to drive the display assembly to rotate; and a driving assembly connected to the display assembly and configured to drive the display assembly to display images, wherein the driving assembly includes a wireless power transmission structure and a wireless power reception structure, wherein the wireless power transmission structure is independent from the display assembly and wiredly connected to a first driving power supply, and the wireless power reception structure is wiredly connected to the display assembly and capable of delivering power to the wireless power reception structure by electromagnetic mutual inductance.

The present disclosure is applicable to a display apparatus-related technology field, and relates to, for example, a rotating display apparatus using a light emitting diode (LED). According to the present disclosure, a rotating display apparatus comprises: a stationary part including a motor; a rotary part located on the stationary part and rotated by the motor; a first light source module which includes at least one bar-shaped panel coupled to the rotary part and radially arranged, and a first light emitting device array arranged in the longitudinal direction on each panel; and a second light source module including a center panel located on the inner side of the first light source module, and a second light emitting device array arranged on the center panel, wherein the arrangement direction of the first light emitting device array can be different from the arrangement direction of the second light emitting device array.

Embodiments of the present disclosure describe a light-field display system including a rotatable display screen subsystem, a display screen positioning apparatus, an eye tracking subsystem, and a computer. The rotatable display screen subsystem includes a lamp pole. The lamp pole includes a lamp panel. The lamp panel includes a vector pixel array. The display screen positioning apparatus includes a plurality of lasers and a photosensor. The computer device is connected to the rotatable display screen subsystem and the eye tracking subsystem. The lamp panel controller is configured to determine a position of the lamp panel according to sensed data of the display screen positioning apparatus. Each vector pixel on the lamp panel displays display content in a display direction to achieve 3D image display.

Disclosed are a method for generating display data by a rotatory stereoscopic display apparatus, a display driving method, a computer device, a rotatory stereoscopic display apparatus, and a stereoscopic display system. The method for generating display data includes: generating, based on display parameters of the rotatory stereoscopic display apparatus and a model to be displayed, an image array for displaying the model; generating, for an image in the image array, an initial data stream of the image, the initial data stream including: grayscale datum of each pixel in the image; and performing data compression on the initial data stream to generate a compressed data stream, the compressed data stream including: data units of pixels whose grayscale data is non-zero data, each data unit including: grayscale datum of the pixel and an order of the grayscale datum in the initial data stream.

A rotating display, for creating a three-dimensional image, that includes a display panel configured to rotate about an axis and comprising a plurality of groups of light emitting elements, with each element being individually controllable and configured to display a plurality of pixels of the image, a processor to receive pixel data for the display panel and divide the data into a plurality of pixel data lines, each line comprising pixel data for only one of the groups of light emitting elements, a buffer to receive one or more of the data lines, for each group of light emitting elements, and a demultiplexer configured to receive a pixel data line and provide pixel data to each light emitting element according to a refresh rate of the display panel. The display panel is configured to rotate about the axis at a rate commensurate with the refresh rate of the display panel.

The present invention relates to a POV display device using a light-emitting element, comprising: a fixed module including a motor; a rotary module located above the fixed module and rotated by means of the motor; at least one panel coupled to the rotary module; a plurality of light sources which are arranged on the panel and which have a plurality of pixels; a light source module including a light-emitting element array in which the plurality of light sources are arranged in the longitudinal direction thereof; and a controller for generating, between a first main frame and a second main frame, at least one subframe formed by means of the panel, wherein the first main frame can temporally precede the second main frame.