Abstract: A device for optical-field displaying includes: a display screen and a lens unit provided on a light exiting side of the display screen; the lens unit includes a plurality of lenses arranged in an array; the display screen is provided on a focal plane of the plurality of lenses; the display screen includes a first substrate and a second substrate that match; the first substrate is a light-exiting-side substrate, the second substrate includes a plurality of pixel islands arranged in an array; the plurality of pixel islands correspond to the plurality of lenses; a view region formed by light rays emitted by the sub-pixels of the pixel islands and propagated via the corresponding lenses to a human eye is smaller than or equal to a half-pupil region, and light rays of different viewpoints emitted by different sub-pixels of the pixel islands enter different cone cells via the lenses.

Abstract: A light field display method includes: generating a pixel light field information database (S1); processing, according to different depth positions of an original three-dimensional image, slice images corresponding to the different depth positions and pixel light field information at the different depth positions, to obtain recorded images of the slice images of the original three-dimensional image at the different depth positions (S2); and superimposing the recorded images of the slice images of the original three-dimensional image at the different depth positions, to obtain a microcell array image of the original three-dimensional image (S3). A light field display system has a database generator (101), a recorded image generator (102), and a superimposer (103) which implement the described functions. A non-transitory computer readable storage medium stores thereon a computer program for implementing the method. A display panel includes the non-transitory computer readable storage medium.

Abstract: The present disclosure is related to a display panel. The display panel may include a plurality of pixel units. Each of the plurality of pixel units may include a first pixel unit or a second pixel unit. The first pixel unit may include a first light adjusting structure configured to adjust an angle of light that transmits through the first light adjusting structure. The second pixel unit may include a second light adjusting structure configured to adjust an angle of light that transmits through the second light adjusting structure. A plurality of first pixel units may be configured to display a left-eye image. A plurality of second pixel units may be configured to display a right-eye image.

Abstract: A display panel and a method of driving a display panel are provided. The display panel includes at least one display subpixel. The display subpixel includes a first display region located at a middle part of the display subpixel and a second display region located at a peripheral part of the display subpixel in a first direction; and the display subpixel is configured to enable brightness of the second display region to be greater than brightness of the first display region in a case of displaying an image.

Abstract: The present disclosure provides a grating including: a first substrate including stacked first and second electrode layers each including strip-shaped electrodes with an identical width, strip-shaped electrodes in the first and second electrode layers arranged alternately; a second substrate opposite to the first substrate with a liquid crystal layer therebetween; driving modules for driving the strip-shaped electrodes to form light shading parts and light transmission parts, one light shading part and one adjacent light transmission part defining a grating unit, at least one grating unit defining a grating part, the driving modules arranged in one-to-one correspondence with the grating parts; and a control module for generating driving signals in one-to-one correspondence with the driving modules according to a distance between the human eyes and the grating, thereby changing a width of the grating unit corresponding to a crosstalk position. A 3D display device and a grating driving method are provided.

Abstract: A display device includes: a first coupling-in module configured to couple first image light into a light guide assembly at a preset first incident angle, thereby enabling the first image light to propagate in the light guide assembly by total reflection and to be incident in a coupling-out light-splitting module; a second coupling-in module configured to couple second image light into the light guide assembly at a preset second incident angle, thereby enabling the second image light to propagate in the light guide assembly and to be incident in the coupling-out light-splitting module; a coupling-out light-splitting module configured to, couple the first and second image light out from the light guide assembly to enter a first position area and a second position area of the human eye, respectively. The first and second image light are different light field information of an identical image; and are both collimated light.

Abstract: A display apparatus including: a display screen including multiple light-emitting points and a first side, wherein light generated by the light-emitting points emits from the first side; and a microlens array provided on the first side of the display screen, the microlens array includes multiple microlenses arranged in an array, an orthographic projection of the microlens array on the display screen covers the display screen, and the display screen is provided on a focal surface of the microlens array. The focal lengths of the multiple microlenses increase sequentially from the center of the microlens array to the edge of the microlens array, so that a beam width of the light that is emitted from each light-emitting point of the display, transmits through the microlens array and is incident into a pupil of a human eye is less than a preset threshold.

Abstract: Disclosed are a micro-lens structure, a displaying device, and a machining method of the micro-lens structure. The micro-lens structure specifically comprises: micro-lens units distributed in an array, wherein each micro-lens unit comprises at least two micro-lenses made of a photoresist, and the at least two micro-lenses have different arch heights.

Abstract: The present application provides a viewpoint controllable three-dimensional image display apparatus. The viewpoint controllable three-dimensional image display apparatus includes a display panel having a light emitting side; a back light for providing a light source for image display in the display panel; a first grating on a side of the light emitting side distal to the back light; a second grating between the display panel and the back light; and a controller configured to alternately turn on and off the first grating and the second grating in a time-division driving mode including a first mode and a second mode, thereby presenting a three-dimensional image to a user. In the first mode, the controller is configured to turn off the second grating, and turn on the first grating. In the second mode, the controller is configured to turn off the first grating, and turn on the second grating.

Abstract: The present disclosure relates to the field of display technologies, and specifically discloses a liquid crystal display panel, a driving method therefor and a display device. Specifically, the liquid crystal display panel comprises: a first substrate and a second substrate arranged oppositely, as well as a plurality of liquid crystal diffraction units arranged in a same layer between the first substrate and the second substrate. Each liquid crystal diffraction unit comprises: a first electrode, a second electrode comprising at least one strip sub-electrode, as well as liquid crystal sandwiched between the first electrode and the second electrode. Furthermore, each liquid crystal diffraction unit is configured to change a deflection direction of light passing through each liquid crystal diffraction unit when voltages are applied to the first electrode and the strip sub-electrodes.

Abstract: The present disclosure is related to a display panel. The display panel may include a plurality of pixel units. Each of the plurality of pixel units may include a first pixel unit or a second pixel unit. The first pixel unit may include a first light adjusting structure configured to adjust an angle of light that transmits through the first light adjusting structure. The second pixel unit may include a second light adjusting structure configured to adjust an angle of light that transmits through the second light adjusting structure. A plurality of first pixel units may be configured to display a left-eye image. A plurality of second pixel units may be configured to display a right-eye image.

Abstract: The present application provides a viewpoint controllable three-dimensional image display apparatus. The viewpoint controllable three-dimensional image display apparatus includes a display panel having a light emitting side; a back light for providing a light source for image display in the display panel; a first grating on a side of the light emitting side distal to the back light; a second grating between the display panel and the back light; and a controller configured to alternately turn on and off the first grating and the second grating in a time-division driving mode including a first mode and a second mode, thereby presenting a three-dimensional image to a user. In the first mode, the controller is configured to turn off the second grating, and turn on the first grating. In the second mode, the controller is configured to turn off the first grating, and turn on the second grating.

Abstract: A display panel and a method of driving a display panel are provided. The display panel includes at least one display subpixel. The display subpixel includes a first display region located at a middle part of the display subpixel and a second display region located at a peripheral part of the display subpixel in a first direction; and the display subpixel is configured to enable brightness of the second display region to be greater than brightness of the first display region in a case of displaying an image.

Abstract: Embodiments of the present disclosure provide a display device. The display device includes: a display panel including a plurality of sub-pixels, each of the sub-pixels including at least one display unit, each display unit including a first electrode, a second electrode and a liquid crystal layer, the liquid crystal layer being configured to deflect collimated light rays incident onto the display panel by controlling electric signals applied to the first electrode and the second electrode; and an optical member configured to convert collimated light rays emitted from the liquid crystal layer into divergent light rays.

Abstract: The present disclosure relates to the field of display technologies, and specifically discloses a liquid crystal display panel, a driving method therefor and a display device. Specifically, the liquid crystal display panel comprises: a first substrate and a second substrate arranged oppositely, as well as a plurality of liquid crystal diffraction units arranged in a same layer between the first substrate and the second substrate. Each liquid crystal diffraction unit comprises: a first electrode, a second electrode comprising at least one strip sub-electrode, as well as liquid crystal sandwiched between the first electrode and the second electrode. Furthermore, each liquid crystal diffraction unit is configured to change a deflection direction of light passing through each liquid crystal diffraction unit when voltages are applied to the first electrode and the strip sub-electrodes.

Abstract: Embodiments of the present disclosure provide a display device. The display device includes: a display panel including a plurality of sub-pixels, each of the sub-pixels including at least one display unit, each display unit including a first electrode, a second electrode and a liquid crystal layer, the liquid crystal layer being configured to deflect collimated light rays incident onto the display panel by controlling electric signals applied to the first electrode and the second electrode; and an optical member configured to convert collimated light rays emitted from the liquid crystal layer into divergent light rays.

Abstract: A grating structure includes slit regions (4) and light blocking regions (5) that are alternately distributed in a first direction. The slit regions (4) and the light blocking regions (5) extend in a second direction, and the first direction is perpendicular to the second direction. The grating structure further includes two electrode plates (10, 20) disposed oppositely, and a plurality of support columns (3) disposed between the two electrode plates (10, 20) and supporting them. At least two of the support columns (3) are spaced apart in the first direction are arranged in each of the slit regions (4).

Abstract: A grating driving circuit, including: a grating including a plurality of grating elements, each having an on/off state controlled by a grating driving signal; a viewpoint tracker for determining a viewing distance of a viewer; a plurality of grating control electrodes with each configured to control the on/off state of a corresponding grating element in the grating according to a grating driving signal; a grating driving signal generator for generating a plurality of sets of grating driving signals with each set corresponding to a viewing distance and including a plurality of grating driving signals; and a grating driving controller for determining a set of grating driving signals corresponding to the viewing distance, and forming grating periods corresponding to the viewing distance, each grating period including a plurality of grating control electrodes that correspond to the plurality of grating driving signals in a one-to-one relationship.

Abstract: This disclosure provides a display panel, including a first substrate, a second substrate, a liquid crystal layer between them, a first black matrix layer at a side of the first substrate facing the second substrate, a second black matrix layer at a side of the second substrate facing the first substrate, and an electrode layer at a side of at least one of the first substrate and the second substrate facing the liquid crystal layer. Each pixel unit includes at least one pixel portion. A region of the first black matrix layer corresponding to the pixel portion includes a light shielding portion and a light transmission portion, a region of the second black matrix layer corresponding to the light shielding portion is provided with a light through hole, an orthogonal projection of the light shielding portion on the second black matrix layer covers the light through hole.

Abstract: The disclosure provides a three-dimensional (3D) display device including a pixel array and a grating. The pixel array includes a plurality of pixel columns, each of the plurality of pixel columns is inclined by an angle with respect to a direction in which an edge of the pixel array extends, and inclined angles of the pixel columns are substantially the same; each of the pixel columns is formed by arranging sub-pixels of three colors repeatedly in a fixed order, wherein dot pitches between any two adjacent sub-pixels in a same pixel column are substantially the same, and the sub-pixels in one of any two adjacent pixel columns in the plurality of pixel columns are staggered in turn with respect to respective sub-pixels in another pixel column of the two adjacent pixel columns and dot pitches between any two adjacent sub-pixels in the two adjacent pixel columns are substantially the same.