Abstract: An antenna for generating an arbitrarily directed Bessel beam, including a beam-forming plane and a feeding horn, the beam-forming plane is a dual-layer dielectric substrate structure having a beam focusing function, including: a printed circuit bottom layer, a high-frequency dielectric substrate lower layer, a printed circuit middle layer, a high-frequency dielectric substrate upper layer, and, a printed circuit upper layer; the printed circuit bottom layer, the high-frequency dielectric substrate lower layer, the printed circuit middle layer, the high-frequency dielectric substrate upper layer, and the printed circuit upper layer are co-axially stacked from the bottom to the top: the beam-forming plane is entirely divided into periodically arranged beam-forming units by a plurality of meshes, and each beam-forming unit consists of printed circuit upper, middle and lower metal patches of which centers are on the same longitudinal axis, the high-frequency dielectric substrate lower layer and the high-frequenc

Abstract: A quantum dot LED includes a first bracket, an LED chip fixed on the first bracket and connected to the first bracket, and a first inorganic barrier layer located on an upper side of the first bracket, wherein the first inorganic barrier layer encapsulates the LED chip on the first bracket. Wherein a groove is formed on the first inorganic barrier layer, a lens disposed above the first inorganic barrier layer and the first inorganic barrier layer enclose the groove into a closed space, and a silica gel body is disposed within the closed space, and multiple quantum dots are dispersed in the silica gel body. The lens and the inorganic barrier layer form a closed space, and the silica gel body is placed therein to perform water-oxygen isolation of the quantum dots. Meanwhile, the lens can scatter the light and ensure the light-emitting effect of the LED.

Abstract: The present invention provides a display device including a liquid crystal panel and a backlight module, wherein the liquid crystal panel includes a display area and a non-display area, the display area is provided with a plurality of pixel units, and the non-display area is a transparent area; the backlight module includes a back panel and a light source assembly disposed between the back panel and the liquid crystal panel, and the light source assembly includes sub-light sources corresponding to the pixel units in one-to-one correspondence.

Abstract: A display panel includes a substrate including a first surface and a second surface opposite to the first surface; an electrode layer is disposed on the first surface of the substrate; and a reflection functional layer is disposed on the electrode layer for reducing a reflectivity of the electrode layer.

Abstract: Methods and systems for analyzing images are disclosed. An example method may comprise inputting one or more of a first image or a second image into a fully convolutional network, and determining an updated fully convolutional network by optimizing a similarity metric associated with spatially transforming the first image to match the second image. The one or more values of the fully convolutional network may be adjusted to optimize the similarity metric. The method may comprise registering one or more of the first image or the second image based on the updated fully convolutional network.

Abstract: A shared-aperture antenna includes a first copper metal layer; a second copper metal layer; and a dielectric substrate layer sandwiched between the first copper metal layer and the second copper metal layer. The dielectric substrate layer includes a plurality of metallized vias. The first copper metal layer is in communication with the second copper metal layer via the plurality of metallized vias. The plurality of metallized vias includes first metallized vias forming an inner circular ring and second metallized vias forming an outer circular ring with respect to the center of the antenna. The first copper metal layer, the dielectric substrate layer, the second copper metal layer, and the first metallized vias form a substrate integrated waveguide (SIW) circular cavity slot antenna. The first copper metal layer, the dielectric substrate layer, the second copper metal layer, the first metallized vias and the second metallized vias form a coaxial cavity slot antenna.

Abstract: The present application provides a graphene light emitting transistor, including: a gate electrode disposed on a substrate; a gate insulating layer disposed on the substrate and the gate electrode; a source electrode and a drain electrode disposed on the gate insulating layer, wherein the source electrode and the drain electrode are formed by graphene; a graphene oxide layer disposed on the gate insulating layer and located between the source electrode and the drain electrode; a graphene quantum dot layer disposed on the graphene oxide layer, the source electrode and the drain electrode; and a water and oxygen resistant layer disposed on the graphene quantum dot layer. The present application also provides a method of fabricating the graphene light emitting transistor and an active graphene light emitting display apparatus having the graphene light emitting transistor.

Abstract: A light guide plate including a main body of the light guide plate, and a buffer layer and a reflective layer integrally formed on a lower surface of the main body in sequence, and an upper surface of the main body is provided with a plurality of scattering netted dots. The present disclosure further provides a display device.

Abstract: Disclosed is a composite optical film, including a first sealing film and a second sealing film disposed in opposite to each other; a cholesterol LC brightness enhancement film interposed between the first and second sealing film; and a quantum dot (QD) film interposed between the cholesterol LC brightness enhancement film and the second sealing film, thereby integrating the cholesterol LC brightness enhancement film and QD film. By encapsulating the cholesterol LC brightness enhancement film and the QD film between the watertight and oxygen-tight first and second sealing film, the reliability of the cholesterol LC brightness enhancement film and the QD film on the durability against water and oxygen is enhanced. Besides, because the cholesterol LC brightness enhancement film can repeatedly emit light to excite quantum dots of the QD film for increasing the utilization of quantum dots, the concentration of quantum dots in QD film and manufacturing cost are reduced.

Abstract: Disclosed are a display panel and manufacturing method thereof and a display device. The display panel includes a first substrate, a second substrate, a chip on film, and a shading array layer. The end of the first substrate extending beyond the second substrate forms a bonding end and the chip on film is bonded onto inner side of the bonding end. The inner surface of the first substrate is provided with metal signal wires located in non-pixel area. The shading array layer is located in the non-pixel area and completely shades the wires. Because the first substrate faces the viewer and the chip on film is bonded onto the inner side of bonding end, a bezel-less design is attained. The patterned shading layer forms a pattern corresponding to the metal signal wires to shade the wires for weakening lights reaching the wires and reducing reflectiveness of wires.

Abstract: A graphene display is provided. The graphene display includes a first graphene light-emitting unit and a second graphene light-emitting unit, which are stacked and overlapped, and a metal shield layer disposed between the first graphene light-emitting unit and the second graphene light-emitting unit. The graphene display is simple in structure, and the colors of the emitted light at the two sides will not change because of the electric field of the gate electrode pattern so as to have more stable color and color reproduction.

Abstract: Provided are a quantum dot light emitting diode and a manufacturing method. The quantum dot light emitting diode comprises: a pair of electrodes, arranged side by side and spaced; a flip chip light emitting diode, disposed on the electrodes and electrically connected to the electrodes; a quantum dot interlayer, disposed on the flip chip light emitting diode; a package layer, covering the electrodes, the flip chip light emitting diode and the quantum dot interlayer; and a whitening adhesive layer, surrounding the package layer. The quantum dot interlayer is disposed to isolate the invasion of the external water and oxygen to the quantum dot layer and the light emitting diode chip to form an environment, in which the quantum dots are isolated from water and oxygen.

Abstract: The present disclosure provides a low-reflection composite electrode including a first metal layer, a first transparent material layer and a second metal layer and a TFT array substrate using the same. The first metal layer, the first transparent material layer and the second metal layer are sequentially stacked. The low-reflection composite electrode has an extremely low reflection rate. In addition, the average reflection rate of the low-reflection composite electrode is lower than 3%, and even lower than 1% within the green light band. If the TFT array substrate is used in AM-OLED and AM-LCD, the gate and/or the source/drain of the TFT array substrate are the low-reflection composite electrodes, so the polarizer in the AM-LED and the low-reflection coating in the AM-LCD become unnecessary. Thus, the production cost can be reduced and the products can have its superiority.

Abstract: The present invention teaches a backlight module and the LCD device. The backlight module includes a light guide plate and a light source located at a distance to a side of the light guide plate. The light source includes a substrate, multiple LED chips disposed on the substrate, multiple primary lenses disposed on the substrate corresponding to the LED chips, and multiple condenser lenses disposed on the substrate corresponding to the primary lenses. Each primary lens is disposed correspondingly to a LED chip, focuses light from the LED chip, and prevents the light emission face of the LED chip from being higher above the light guide plate, thereby enhancing the light coupling efficiency and reducing leakage of the backlight module. Each condenser lens is disposed correspondingly to a primary lens to further narrow light emission angle of the LED chip, enhancing light utilization efficiency.

Abstract: A slot array antenna including a smooth curved surface and planar feed structures which are respectively disposed at two ends of the smooth curved surface and are tangent to the smooth curved surface. The smooth curved surface includes at least two arcs mutually connected by smooth transition. The at least two arcs each includes an upper copper metal layer, a lower copper metal layer, and a dielectric substrate layer between the upper and lower copper metal layers. The upper copper metal layer includes radiating slots, and the adjacent radiating slots in a linear array have opposite offsets along the center line of the slot array antenna. The dielectric substrate layer includes metallic vias symmetrically arranged on both sides of the central line of the antenna to form a substrate integrated waveguide.

Abstract: The present disclosure relates to a backlight source based on grapheme including a lower substrate, an upper substrate and a first insulation layer, multiple gate electrodes, a second insulation layer, multiple graphene quantum dot layers, and multiple groups of source electrodes and drain electrodes sequentially disposed there between. The multiple graphene quantum dot layers are separately disposed on the second insulation layer, and one source electrode and one drain electrode are disposed on each graphene quantum dot layer. A field color sequential LCD and a driving method are also disclosed. Through controlling the gate voltage of the backlight source based on graphene, the backlight source has a precise region light control ability to avoid a color gamut reduction phenomenon because of the color crosstalk.

Abstract: The present disclosure relates to a LED lamp source and the manufacturing method and the backlight module thereof. The LED lamp source includes a substrate and a LED chip, fluorescent adhesive, and a white reflective layer being fixed on the substrate. The fluorescent adhesive encapsulates the LED chip on the substrate, and the white reflective layer is configured for reflecting light beams emitted from the fluorescent adhesive and being radiated on the white reflective layer. A positive projection of the fluorescent adhesive on the substrate is within the positive projection of the white reflective layer on the substrate.

Abstract: The present disclosure relates to a quantum dot (QD) light emitting diode (LED), a backlight module, and a display. The QD LED includes a support; an LED chip; at least one optical fiber layer; and a packaging layer; wherein: the LED chip is fixed and connected with the support; the at least one optical fiber layer is disposed on the LED chip, and the at least one optical fiber layer includes optical fibers encapsulated with QDs; and the packaging layer encapsulates the at least one optical fiber layer and the chip on the support.

Abstract: The present disclosure relates to liquid crystal display technology, and more particularly to a double-sided display. The double-sided display includes a first display panel, a second display panel parallel to the first display panel, and a backlight module between the first display panel and the second display panel. The backlight module includes a first optical film and a second optical film respectively arranged at internal sides of the first display panel and the second display panel, and a light guiding layer between the first optical film and the second optical film. The light guiding layer includes a first dot reflective layer and a second dot reflective layer parallel to each other, at least one light reflecting component and a light source arranged within the light reflective component. The first dot reflective layer, the second dot reflective layer and the light reflective components cooperatively form a light guiding chamber.

Abstract: Disclosed is a display method of a multi-primary color sphere display device. The method includes the steps of: dividing a pixel color gamut into color patches; determining a color patch to which a pixel chromaticity coordinate belongs; displaying through three dynamic sub-pixels according to the color patch to which the pixel chromaticity coordinate belongs; and determining output brightness of the dynamic sub-pixels by coordinates of a white point, coordinates of the dynamic sub-pixels, an output brightness value when gray level 255 in red is input, an output brightness value when gray level 255 in green is input, and an output brightness value when gray level 255 in blue is input respectively. When input gray level values of RGB three pixels are approximately the same, output brightness and white chromaticity are basically close to the same, guaranteeing the consistency of the chromaticity coordinates of the white point.