113results about How to "Prevent moiré" patented technology

The invention discloses a display panel and a display device; the display panel comprises the following units: an array substrate; a plurality of luminescence units arranged on the array substrate, wherein each luminescence unit comprises a plurality of sub-luminescence units; a plurality of fingerprint identification units used for identifying the fingerprint lights reflected on the fingerprint identification unit by a touch main body, wherein each fingerprint identification unit is matched with at least one sub-luminescence unit; the vertical projections of the fingerprint identification unit and the matching sub-luminescence unit overlap on the array substrate. The display panel can effectively prevent the moire phenomenon caused by inaccurate contraposition between the fingerprint identification unit and the sub-luminescence unit, thus improving the display effect of the display panel.

Disclosed herein is a touch panel including an electrode pattern formed by forming imaginary lattices configured of same polygons as each other, randomly generating predetermined points in the polygons, and connecting the predetermined points and vertexes of the polygons to each other. The electrode pattern is irregularly formed, thereby making it possible to prevent a Moire phenomenon and improve visibility.

The embodiment of the invention discloses a display device and electronic equipment. The display device includes: a fingerprint identification module, which includes a plurality of fingerprint identification units; and a light collimation film layer, which is located on the fingerprint identification module, includes at least one first medium layer and at least one second medium layer arranged ina spacing and layer stacking manner, and is used to enable fingerprint reflecting light in a set incidence angle to be transmitted and transmittance to be greater than or equal to preset transmittance, wherein the first medium layer and the second medium layer are different in thickness and refractive indexes, n1*d1=n2*d2, n1 is the refractive index of the first medium layer, n2 is the refractiveindex of the second medium layer, d1 is the thickness of the first medium layer, and d2 is the thickness of the second medium layer. In the embodiment of the invention, the light collimation film layer is arranged on the fingerprint identification module, and can reduce a loss of the light transmittance, avoid generation of moire, reduce crosstalk signals of fingerprint identification, improve accuracy and precision of fingerprint identification, and realize a needed light collimation effect.

The invention discloses a double-layer glue LED display screen and a processing method thereof. The double-layer glue LED display screen includes a circuit board and an LED light-emitting chip mountedon the surface of the circuit board and further includes a black glue layer covering the surface of the circuit board and a transparent adhesive layer which has a flat surface and covers the black glue layer and the LED light-emitting chip, wherein gaps of the LED light-emitting chip are filled with the black glue layer, the upper surface of the LED light-emitting chip is flush with the black glue layer, to form a flat surface. The double-layer glue LED display screen causes the LED light-emitting chip to be protected by the black glue layer, surface color consistency after display screen splicing is ensured, the black glue layer is flushed with the upper surface of the LED light-emitting chip, the viewing angle of the display screen is expanded, a moire pattern phenomenon is avoided, a display effect of the double-layer glue LED display screen is improved, and the transparent adhesive layer is taken for protection, so that waterproof, fireproof, dustproof, antistatic and pressure-proof effects can be achieved.

The invention discloses a manufacturing method of a light source module, an optical plate, and a master mould and a sub-mould of the optical plate. The optical plate comprises a substrate, a plurality of first microstructures, a plurality of second microstructures and a plurality of third microstructures. The substrate has a first area, a second area and a third area, and the second area is between the first area and the third area. A plurality of the first microstructures are arranged on a surface of the substrate in the first area at a predetermined spacing. A plurality of the second microstructures are arranged on the surface of the substrate in the second area. A plurality of the second microstructures have paired mutual connection at least, and a connection and the surface of the substrate are coplanar. A plurality of the third microstructures are arranged on the surface of the substrate in the third area, and a plurality of the third microstructures have paired partial superposition at least; wherein, the first microstructures, the second microstructures and the third microstructures have circular arc-shaped tips respectively. The method can help prevent moire generation, provide uniform and concentrated beams and be used for manufacturing a concaved microstructure mould and a convex microstructure mould with circular arc-shaped tips, and the optical plate with high light extraction efficiency.

The invention discloses a raster graphic film, a three-dimensional optical grating and a naked eye 3D display device. Multiple sets of light-transmitting area repetitive units are periodically arranged on the raster graphic film in the transverse direction. Each light-transmitting area repetitive unit comprises multiple lines of light-transmitting areas which are sequentially arranged. The intervals between the adjacent light-transmitting areas on the raster graphic film are equal. The light-transmitting areas are arranged in an inclined mode by a preset angle in the longitudinal direction of the raster graphic film. Each light-transmitting area comprises a plurality of light-transmitting structures which are connected together and have the same shape and size. A preset distance exists between the vertical arrangement positions of every two adjacent lines of light-transmitting areas in the same light-transmitting area repetitive unit. By means of the light-transmitting areas which are periodically arranged in a staggered mode, the phenomenon of moire fringes formed between a black matrix and an optical grating of a 2D display screen is thoroughly avoided through the naked eye 3D display device, the three-dimensional image quality of the naked eye 3D display device is higher, and the effect of the naked eye 3D display device is better.

In a conductive film, a method of evaluating a pattern in the conductive film, and a display device, thin metal lines of at least one wiring portion of two wiring portions is formed in a wiring pattern where the opening portions, of which angles are maintained and pitches are made to be irregular with respect to rhomboid shapes of a regular rhomboid wiring pattern, have parallelogram shapes. In frequencies of the moirés that are equal to or less than a frequency threshold value and are calculated for each color from two peak frequencies and two peak intensities of 2DFFT spectra of image data of the wiring patterns of the two wiring portions and luminance image data of pixel array patterns of the respective colors at the time of lighting up for each single color, the wiring patterns of the two wiring portions are formed such that an indicator of evaluation of moirés is equal to or less than an evaluation threshold value. The indicator of evaluation is calculated from evaluation values of the moirés of the respective colors obtained by applying human visual response characteristics in accordance with an observation distance to intensities of the moirés equal to or greater than an intensity threshold value.

Disclosed are a method of designing a random pattern, an apparatus for designing a random pattern and an optical substrate including a random pattern according to the same method. The method includes setting a plurality of unit valid pattern regions in a pattern design region; forming a random point coordinate in the unit valid pattern region; and connecting the random point coordinate in the unit valid pattern region to other random point coordinates adjacent to the random point coordinate in a first direction or a second direction.

The invention provides a display substrate and a preparing method thereof and a display panel, and relates to the technical field of displaying. The quantity of mask plates in the display substrate preparing process can be decreased. The preparing method includes the steps that a plurality of first shading strips and a plurality of second shading strips intersecting with the first shading strips are formed on a substrate to obtain a black matrix pattern; a plurality of first touch electrode strips are formed on the substrate, wherein orthogonal projection of the first touch electrode strips and orthogonal projection of the first shading strips are overlapped on the substrate; a first insulating layer covering the multiple first touch electrode strips is formed on the substrate; a plurality of second touch electrode strips are formed on the substrate, wherein orthogonal projection of the second touch electrode strips and orthogonal projection of the second shading strips are overlapped on the substrate; a second insulating layer covering the multiple second touch electrode strips is formed on the substrate; the multiple first shading strips and the multiple first touch electrode strips are exposed and obtained through first mask plates; the multiple second shading strips and the multiple second touch electrode strips are exposed and obtained through second mask plates.

The present invention relates to an optical film formed with a plurality of optical patterns having peak and valley portions and a lighting device having the optical film. Pitches of the optical patterns, heights of the peak portions and depths of the valley portions are irregular, and plan and side structures of the optical patterns have a non-linear non-symmetrical arrangement structure in which the peak and valley portions are irregularly bent. According to an optical film and a lighting device having the same of the present invention, a moire phenomenon can be prevented in advance, abrasion resistance can be improved, optical defects such as scratches cannot be observed with the naked eye, a wet-out phenomenon can be prevented, and a viewing angle can be broadened.

The present disclosure relates to a patterned retarder type display having black strips irregularly disposed. The present disclosure suggests a patterned retarder type 3D display including: a display panel including a plurality of unit pixels disposed in a matrix manner; a patterned retarder including a plurality of unit retarder patterns disposed at every row of the plurality of the unit pixels and located in front of the display panel; and a black strip disposed between two unit pixels neighboring in a vertical direction and a width expanded in any one direction of an upside direction and a down side direction from a border line of the unit retarder pattern, wherein outer lines of the black strips disposed at the each unit pixel are irregularly disposed.

The invention discloses a black glue LED display screen and a processing method thereof. The black glue LED display screen comprises a circuit board and LED light-emitting chips mounted on the surfaceof the circuit board and further comprises a black glue layer covering the surface of the circuit board. The clearances of the LED light-emitting chips are filled with the black glue layer, the uppersurfaces of the LED light-emitting chips are flush with the black glue layer, and a smooth surface is formed. According to the black glue LED display screen, the LED light-emitting chips are protected by the black glue layer, the consistency of the surface color of the spliced display screen is guaranteed, the black glue layer is flush with the upper surfaces of the LED light-emitting chips, thevisual angle of the display screen is expanded, an artifact phenomenon is avoided, and the display effect of the LED display screen is improved.

The invention discloses an optical film and aims to provide a composite film, which is applicable to a backlight module, replaces the conventional architecture consisting of a prism sheet and a diffusion sheet or a micro-lens sheet and cannot generate ripple after being heated. The optical film comprises an optical film base material, a prism structure and a micro-lens structure, wherein the prism structure and the micro-lens structure are respectively arranged on two opposite surfaces of the optical film base material. The invention also discloses a manufacturing method of the optical film. The invention can be applied to the backlight module and a liquid crystal display screen.

The invention discloses a prism piece which comprises a main body part and multiple prisms positioned on the main body part, wherein the upper surface of the main body part is provided with a symmetrical shaft, the main body part is divided into a first region and a second region which are mutually symmetrical, and the prisms on the two regions are symmetrical relative to the symmetrical shaft; in the first region, each prism comprises a first side face approaching to the edge which is parallel to the symmetrical shaft in the first region and a second side face far from the edge; and in a section from the edge to the interior of the first region, an included angle formed by the first side face and the upper surface of the main body part is gradually increased. The prisms provided by the invention are arranged in an inclined structure, so that the spotlight effect of the prism piece at a center watching position region is improved; after the prism piece is applied to a backlight source, the whole performance index of the backlight source is improved, and thus, the brightness of a display on the center watching position is improved; an irregular structure of each prism is arranged, so that generation of Mohr grain; and a light guide plate is combined with an inverse edge eyeglass, and the surface of each prism is a horizontal plane, so that the abrasion of the prism piece is effectively prevented, and the assembly is convenient.

The invention relates to a color brocade making method by diffused color-combination developing, which sequentially comprises the steps of digital image treatment, tissue configuration, pattern card file making and weaving on a machine. The making method is characterized in that the step of digital image treatment sequentially comprises the following steps of: setting the width and height of a digital image; reducing a pixel image in advance; customizing image forming colors; carrying out diffused color combination; and enlarging pixels. In the method, each color in the brocade is formed by mixing the image forming colors in different proportions, the color phase, the brightness and the saturation of fabric colors are changed by utilizing the change and combination of the coverage rate ofpixel lattice points, so that the brocade presents kaleidoscopic colors, and therefore, the colors of the color jacquard fabric are more close to those of the original work and have clear structure and natural transition.

An object of the present invention is to provide a display device that can be manufactured more easily than the conventional one. To accomplish this object, an image control panel part (7) which is continuously provided with combination base units including optical transparency base units and optical no-transparency base units, and a lens film pail (6) which is continuously provided with repeating units of lenses (8) are laminated in a direction of light transmission, and either one width of the optical transparency base unit or a pitch of the repeating unit of the lens is set so as to be the integral multiplication of the other width. Since the moiré fringes can be prevented by setting either one width of the optical transparency base unit or the pitch of the repeating unit of the lens 8 so as to be the integral multiplication of the other width, it is not always necessary for the display device of the present invention to change a pitch of the mold for manufacturing the lens film part 6 randomly.

The invention discloses a transparent horn and a display module integrating the transparent horn. The transparent horn is suitable to be arranged on a display panel and comprises a transparent diaphragm, transparent electrode plates and spacing materials, wherein each transparent electrode plate is provided with a plurality of holes; the display panel comprises a plurality of pixels which transmit an optical signal; and after the optical signal passes through the transparent horn, the superposition fringe spacial period of the optical signal is less than 600 mu m. When the transparent horn is arranged on the display panel, a user can watch pictures on the display panel through the transparent horn and is not interfered by superposition fringes.

The invention discloses a liquid crystal lens, a stereo display method and a stereo display device. The stereo display method is applied to the stereo display device comprising the liquid display lens. The liquid display lens comprises a plurality of parallel first electrodes, a plurality of second electrodes which are arranged in parallel and different from the first electrodes in terms of extending direction, and liquid crystals filled between the first electrodes and the second electrodes. The method comprises the steps that at least one set of voltage distributed in the shaped of V in the preset direction or at least one set of voltage distributed in the shape of reversed V in the preset direction is exerted between the first electrodes and the second electrodes covering a three-dimensional display area, and the voltage which is distributed in the shape of V or distributed in the shape of reversed V is wholly or partially larger than the threshold voltage of the liquid crystals. Threshold voltage which is smaller than that of the liquid crystals or voltage which is larger than the saturation voltage of the liquid crystals is exerted between the first electrodes and the second electrodes covering a two-dimensional display area. The stereo display device can achieve the three-dimensional display effect and the two-dimensional display effect in a blended mode.

Provided is a three-dimensional display device capable of displaying two-dimensional and three-dimensional frames. The three-dimensional display device comprises a display device, a lens unit, and a switchable polarized light device. The display device comprises a display surface used for displaying frames having polarization direction. The switchable polarized light device is disposed between the display device and the lens unit and comprises two substrates, a liquid crystal layer arranged between the substrates, and two transparent electric conduction pattern layers. The transparent electric conduction pattern layers are disposed between one substrate and the liquid crystal layer and comprise multiple electrode strips on the display surface.

An external light-shielding layer capable of enhancing a visible light transmittance and a contrast ratio and preventing Moiré fringe and Newton ring phenomena, a display filter including the external light-shielding layer, and a display device including the display filter. The external light-shielding layer includes a transparent resin matrix, and a plurality of light-shielding patterns formed on the transparent resin matrix and spaced apart from each other in a predetermined interval, wherein a bias angle (α) formed between a traveling direction of the light-shielding patterns and the longer side of the matrix is in a range of about 5 to 80 degrees.

The invention provides a metal electrode, a touch electrode layer, a color film substrate and a display panel. The metal electrode is free from the problem that the process temperature is limited as an ITO (indium tin oxide) film needs to be formed, metal resistance is almost two number scales smaller than ITO resistance, the metal electrode does not need to be wider as compared with an ITO sensing electrode provided by the prior art, the resistance of the electrode can be effectively decreased, and sensitivity of touch detection is improved. Further, each strip sub-electrode in the metal electrode has a random shape and can effectively avoid Morie fringes as compared with the sensing electrode of a periodic structure in the prior art, so that display definition and accuracy of an embedded touch screen are improved.

A touch panel includes a sensing cell and a sensing line disposed on a transparent substrate. Each of the sensing cell and the sensing line includes at least one pattern line. The at least one pattern line includes unit patterns, each of the unit patterns including a first line extending in a first direction, a second line connected to the first line and extending in a second direction intersecting the first direction, a third line connected to the first line and extending in a third direction intersecting the first direction, and a fourth line connected to the third line and extending in the first direction. The first line, the second line, the third line, and an extension of the fourth line form a trapezoid. The unit patterns are repeatedly arranged and adjacent unit patterns are connected each other.

The invention discloses a touch unit, a mutual capacitive touch screen and a touch display apparatus. The touch unit comprises a substrate and first and second touch electrodes located on the substrate and crossly arranged; the first touch electrode comprises a first sub-electrode and a second sub-electrode; the first sub-electrode and the second sub-electrode are arranged in a first direction andelectrically connected; the first sub-electrode at least comprises a first stripline electrode; the second sub-electrode at least comprises a second stripline electrode; and an extension direction ofthe first stripline electrode and an extension direction of the second stripline electrode are not on the same straight line. The touch unit provided by the invention not only has a relatively good shadow elimination effect but also can effectively avoid the occurrence of moire.

An image processing device performs an error diffusion on multilevel input image data to generate multilevel output image data that has fewer levels than the multilevel input image data. The image processing device includes a plurality of setting devices, each of which sets a threshold value to be used at the error diffusion, a threshold value selecting device that randomly selects one of the plurality of setting devices with respect to each pixel to be processed and allows the selected setting device to set a threshold value with respect to the pixel to be processed when the image processing device performs the error diffusion, and a converting device that converts the pixel to be processed into multilevel output image data with fewer levels than multilevel input image data by the error diffusion, in accordance with the threshold value set by the setting device selected by the threshold value selecting device. The plurality of setting devices includes at least a first setting device and a second setting device that sets a threshold value which is higher than a threshold value set by the first setting device.

This invention relates to curved optical modulation element, which comprises first optical surface, second optical surface transparent base materials and the curved micro structure on the first optical surface. Due to the compound optical effect of the micro structure, this invention can take place current technique which divides the focus area and diffusion area and can prevent fringe overlapping phenomena. This invention provides the compound optical effect curved optical modulation elements and the aphototropism module.

The invention provides a middle film for sandwich glass and the sandwich glass comprising the same. The middle film has patterns on both sides, and the patterns are formed by several approximately circular bulges. Through arrangement of the patterns, when the middle film is applied to the sandwich glass, a ripple phenomenon is avoided, the sandwich glass has excellent workability in the cutting orsandwiching process and provides high breathability in the pre-crimping process.

The invention provides an interlayer film for laminated glass and the laminated glass containing the same. Both sides of the interlayer film are each provided with a pattern, and each of the patterns consists of multiple approximate circular projections. Because of arrangement of the patterns, a ripple phenomenon cannot be generated when the interlayer film is used in the laminated glass, thus the interlayer film is allowed to have excellent processability during a cutting or laminating process, and a good exhaust property is provided during a pre-compression connection process.

The invention discloses a photoetchning method, which comprises: pre-treating an original target pattern so as to form a secondary target pattern, which excludes a right-angled corner; conducting OPC (optical proximity correction) treatment to the secondary target pattern so as to form a revised secondary target pattern; forming a mask pattern on a mask according to the revised secondary target pattern; subjecting the PR (photoresist) on a wafer to exposure and development based on the mask pattern, thus forming a photoetching pattern. Employment of the method provided in the invention can reduce the distortion degree of a photoetching pattern.

The invention relates to a touch structure, a touch display screen and a display device. The touch structure comprises a plurality of first touch electrodes arranged sequentially along a first direction and a plurality of second touch electrodes arranged sequentially along a second direction, the first touch electrodes and the second touch electrodes are in staggered arrangement, each first touch electrode comprises a metal wire portion and a transparent electrode portion, and / or each second touch electrode comprises a metal wire portion and a transparent electrode portion. By the touch structure, Moire patterns can be improved and even avoided, so that display effects of the touch display screen are improved.

The invention discloses a virtual micro-classroom performance broadcasting system, and relates to the technical field of performance broadcasting. The system comprises an intelligent blackboard, a high-definition camera, a reverse viewing system, an audio acquisition device, a virtual and real performance recording and broadcasting system and a resource management platform, wherein the intelligentblackboard is used for a teacher to play teaching PPT for teaching explanation; the high-definition camera is used for recording PPT played by the intelligent blackboard and teacher images; the audioacquisition device is used for acquiring the voice of teachers; the audio acquisition device is used for being connected with a wireless audio system; and the output end of the wireless audio systemis connected with the virtual and real performance recording and broadcasting system. The virtual and real performance recording and broadcasting system comprises a screen recording and image mattingmodule and an image matting synthesis module; and the virtual and real performance recording and broadcasting system is connected with the resource management platform. According to the invention, bydesigning a set of true three-dimensional micro-class MOOC system, high-quality recording and packaging are completed quickly, heavy class recording tasks are greatly reduced, and the quality and appreciation of video courseware are improved.