Abstract: The present disclosure provides an optical imaging structure and virtual reality spectacles. In one embodiment, an optical imaging structure includes: an eyeglass component; and at least one light guide wall distributed along an edge of the eyeglass component, wherein, two opposite end faces of the at least one light guide wall are respectively a light incoming face and a light outgoing face; wherein, an inner rim of the light outgoing face joins the edge of the eyeglass component and extends in an optical axis direction of the eyeglass component, and, the light outgoing face is gradually distanced from the eyeglass component from the inner rim to an outer rim of the light outgoing face; and wherein, the at least one light guide wall includes a first light guide wall and a second light guide wall respectively disposed at left and right sides of the eyeglass component.

Abstract: A viewing angle controlling light source device and a display apparatus are provided. The viewing angle controlling light source device includes a base substrate; a light emitting array arranged on the base substrate, wherein the light emitting array includes a plurality of light emitting units; at least one liquid crystal lens array arranged on the light emitting array, wherein the liquid crystal lens array includes a plurality of liquid crystal lens units corresponding to the light emitting units one by one, each liquid crystal lens unit includes a first electrode and a second electrode, and a liquid crystal layer arranged between the first electrode and the second electrode, a light emergent direction of light emitted by the light emitting unit after the light transmitting through the liquid crystal lens unit by regulating a voltage difference between the first electrode and the second electrode.

Abstract: A light source color separation device and a display device are provided. The light source color separation device includes a plurality of sawtooth units and a light-emitting unit. The plurality of sawtooth units is arranged in an array. Each of the plurality of sawtooth units includes a plurality of sawteeth, and angles between working planes and bottom planes of the sawteeth in every two adjacent sawtooth units are different. The light-emitting unit is configured to irradiate the working planes of the plurality of sawteeth with parallel light at a certain incident angle, to make the light irradiated onto and then reflected by the working planes of the sawteeth in every two adjacent sawtooth units diffracted to have different colors.

Abstract: The present invention relates to the field of display technologies and discloses a diffusion plate, a backlight module and a display device. The diffusion plate comprises a main body structure. An accommodating slot for accommodating a light source assembly is formed within the main body structure, a support surface for supporting a display panel is formed on the surface of a side of the bottom wall of the accommodating slot which faces outside of the slot, and the accommodating slot is provided with a fixing portion for fixing the light source assembly. The above diffusion plate not only diffuses the light emitted by the light source assembly homogeneously, but also enables mounting and supporting of the light source assembly and the display panel. Moreover, the backlight module of the diffusion plate omits the structures such as a support backboard and a rubber frame, and further achieves structure simplification. Thus, the backlight module of the diffusion plate has good structural stability.

Abstract: A wearable electronic device and an emotion monitoring method are provided. The wearable electronic device includes: a physiological data monitoring sensor configured to acquire current physiological state data of a wearer in real time; a data memory configured to pre-store physiological state data of the wearer in a preset emotional state; a first comparator configured to compare the current physiological state data acquired by the physiological data monitoring sensor with the pre-stored physiological state data, so as to determine whether or not the wearer is currently in the preset emotional state, thereby to acquire a first comparison result; and an instruction generator configured to generate an emotional monitoring output instruction in accordance with the first comparison result.

Abstract: The present disclosure provides an optical imaging structure and virtual reality spectacles. In one embodiment, an optical imaging structure includes: an eyeglass component; and at least one light guide wall distributed along an edge of the eyeglass component, wherein, two opposite end faces of the at least one light guide wall are respectively a light incoming face and a light outgoing face; wherein, an inner rim of the light outgoing face joins the edge of the eyeglass component and extends in an optical axis direction of the eyeglass component, and, the light outgoing face is gradually distanced from the eyeglass component from the inner rim to an outer rim of the light outgoing face; and wherein, the at least one light guide wall includes a first light guide wall and a second light guide wall respectively disposed at left and right sides of the eyeglass component.

Abstract: A display device and a method of controlling the same realizes a virtual reality display and an augmented reality display. The display device includes a transparent display panel, an imaging device disposed at a light-exiting side of the transparent display panel, and a light adjusting cover disposed at a side of the transparent display panel away from the light-exiting side. The transparent display panel is disposed within a focal length of the imaging device. The imaging device is configured to image pictures displayed on the transparent display panel at a side thereof away from the imaging device. The light adjusting cover is switchable between a light-transmitting state and a light-shaded state, and is capable of covering a viewing field of human eyes. The display device can perform the virtual reality display or the augmented reality display.

Abstract: A backlight source includes: an LED light source for emitting a visible light, a light guide plate and an infrared quantum point, wherein the LED light source is arranged on a light incidence side of the light guide plate and the infrared quantum point is arranged on at least one face of the light guide plate. And the infrared quantum point is excited by a part of the visible light emitted from the LED light source to emit an infrared light. The other part of visible light emitted from the LED light source exits uniformly a light exit face of the light guide plate along with the infrared light. The infrared quantum point is arranged on at least one face of the light guide plate other than the light incidence face and the light exit face.

Abstract: A light source device (01) and a control method thereof, a backlight module and a liquid crystal display device are provided. The light source device (01) comprises: a plurality of light emitting chips (011), the plurality of light emitting chips (011) including a first light emitting chip capable of emitting visible light of a first color, the control method of the light source device (01) comprising: causing the plurality of light emitting chips (011) to emit light simultaneously in order to obtain an operating visible light spectrum; obtaining a first energy ratio of the visible light of the first color in the operating visible light spectrum; comparing the first energy ratio with a target energy ratio; and adjusting the first energy ratio to the target energy ratio, in response to that the first energy ratio is different from the target energy ratio. Thereby, a problem of a higher ratio of blue light in an LED light source is solved, so as to achieve an eye-protection effect.

Abstract: The present disclosure provides a backlight source adjustment method, a backlight source adjustment device and a display device. After acquiring intensity information and spectrum information of current ambient light, a color temperature corresponding to the current ambient light is determined in accordance with the spectrum information of the current ambient light, and a total current to be currently supplied to a backlight source is determined in accordance with the intensity information of the current ambient light. Brightness values of light source branches having different color ranges in the backlight source are determined in accordance with the determined color temperature corresponding to the current ambient light and the total current, and currents for the light source branches are adjusted, so as to adjust color gamut of the backlight source in accordance with the current ambient light.

Abstract: The present application discloses a light emitting diode comprising a substrate; and a light emitting layer on the substrate. The light emitting layer comprises, an N-type doped layer; a quantum well active layer; and a P-type doped layer. At least one of the N-type doped layer and the P-type doped layer comprises an uneven layer adapted to concentrate light emitting from the light emitting layer.

Abstract: The embodiments of the present disclosure provide a touch screen and a fabricating method thereof, and a touch display device. The touch screen includes a touch sensor, a polymer film provided on the touch sensor, a ?/4 wave plate provided on the polymer film, and configured to cause a phase delay of light incident therein, so as to change a polarization state of the light, and a polarization film provided on the ?/4 wave plate, and configured to polarize light incident therein to generate polarized light.

Abstract: A backlight and a control method for the backlight, and a display device are disclosed; a backlight includes: at least two light sources with different color temperatures and a control module configured to adjust a color temperature of the backlight by respectively controlling a drive current of each light source.

Abstract: This disclosure relates to a light modulation panel and a display device. The light modulation panel comprises: a color separation grating plate having a plurality of light-transmissive microstructures; a reception substrate located on a light exit side of the color separation grating plate and spaced away from the color separation grating plate; and an optical waveguide layer located on a light exit side of the reception substrate. According to technical solutions of this disclosure, the optical waveguide layer can modulate the exit light into collimated light. As a result, cross-color phenomenons of the display device can be effectively improved, and thereby the display quality is enhanced. In addition, by adjusting a structure of the optical waveguide layer, the exit light can also be emitted out at a preset angle such that the display device can be applied in occasions such as 2D display, 3D display or privacy protection.

Abstract: A support frame, a display device and mounting method thereof. The support frame includes a main body and a protrusion disposed at a side of the main body; the main body includes a first portion located on the protrusion and a second portion located under the protrusion, a thickness of the first portion is at least equal to a thickness of a touch cover plate; a thickness of the second portion is at least equal to a thickness of a backlight module; and a thickness of the protrusion is at least equal to a thickness of a display panel.

Abstract: The present disclosure relates to a light guide plate, a backlighting module and a liquid crystal display device. The light guide plate comprises a light guide plate body and an optical waveguide layer located within the light guide plate body. According to technical solutions of the present disclosure, the optical waveguide layer can modulate stray light in the light guide plate into collimated light, such that the collimated light is emitted out from a light exit side of the light guide plate. As compared with an existing approach, with the light guide plate of the present disclosure, a loss of incident light of the light guide plate is reduced, an optical efficiency of the backlighting module is improved, and thereby a display quality of the display device is promoted.

Abstract: A viewing angle controlling light source device and a display apparatus are provided. The viewing angle controlling light source device includes a base substrate; a light emitting array arranged on the base substrate, wherein the light emitting array includes a plurality of light emitting units; at least one liquid crystal lens array arranged on the light emitting array, wherein the liquid crystal lens array includes a plurality of liquid crystal lens units corresponding to the light emitting units one by one, each liquid crystal lens unit includes a first electrode and a second electrode, and a liquid crystal layer arranged between the first electrode and the second electrode a light emergent direction of light emitted by the light emitting unit after the light transmitting through the liquid crystal lens unit by regulating a voltage difference between the first electrode and the second electrode.

Abstract: The embodiments of the present disclosure provide a touch screen and a fabricating method thereof, and a touch display device. The touch screen includes a touch sensor, a polymer film provided on the touch sensor, a ?/4 wave plate provided on the polymer film, and configured to cause a phase delay of light incident therein, so as to change a polarization state of the light, and a polarization film provided on the ?/4 wave plate, and configured to polarize light incident therein to generate polarized light.

Abstract: The present invention discloses a frameless display device and a method of fabricating the same. The frameless display device comprises a first substrate and a second substrate which are provided opposite to each other, an edge of the first substrate is coupled to an edge of the second substrate to realize frame sealing. In the technical solutions of the frameless display device and the method of fabricating the same provided by the present invention, an edge of the first substrate is coupled to an edge of the second substrate to realize frame sealing, so that frame sealing is achieved without any frame sealing adhesive, so complete frameless display is realized.

Abstract: The present invention relates to the field of display technologies and discloses a diffusion plate, a backlight module and a display device. The diffusion plate comprises a main body structure. An accommodating slot for accommodating a light source assembly is formed within the main body structure, a support surface for supporting a display panel is formed on the surface of a side of the bottom wall of the accommodating slot which faces outside of the slot, and the accommodating slot is provided with a fixing portion for fixing the light source assembly. The above diffusion plate not only diffuses the light emitted by the light source assembly homogeneously, but also enables mounting and supporting of the light source assembly and the display panel. Moreover, the backlight module of the diffusion plate omits the structures such as a support backboard and a rubber frame, and further achieves structure simplification. Thus, the backlight module of the diffusion plate has good structural stability.