28results about How to "Improve coloring performance" patented technology

The invention discloses a color adjustment method and device for a color electronic paper image, terminal equipment and a computer readable storage medium. The method comprises the steps of obtaining a to-be-processed display image of electronic paper; obtaining a color adjustment instruction; performing corresponding color adjustment on the to-be-processed display image according to the color adjustment instruction to obtain a pre-adjusted display image; a Floyd-Steinberg algorithm is adopted to carry out jitter processing on each pixel point in the pre-adjusted display image, and the updated pixel value of each pixel point is obtained; and for each pixel point, according to the updated pixel value and a preset color mapping table in the electronic paper, calculating a color distance to obtain a color distance set, and taking a color corresponding to a minimum value in the color distance set as a display color of the pixel point. By implementing the method and the device, the problems of limited color expression range and distortion when the electronic paper displays the image can be solved, and the visual experience of a user is improved.

The invention discloses a computer display screen color gamut processing system, and particularly relates to the technical field of display color gamut processing, which comprises an input signal intelligent module used for analyzing and optimizing input signals in real time, and a color gamut intelligent conversion and adjustment module used for automatically adjusting colors to realize consistency between devices and optimize visual experience. The color gamut processing capability of the display screen is remarkably improved through the intelligent processing module, the input signal intelligent processing module adopts an artificial intelligence algorithm, automatically identifies and analyzes a signal format, dynamically adjusts an analysis strategy, realizes optimal conversion of a color space, dynamically adjusts a gamma curve in combination with ambient light and image content, and improves the color gamut processing capability of the display screen. And deep learning is utilized to remove noise and ensure that the image is clear, and the intelligent color gamut conversion and adjustment module optimizes color gamut mapping and emotion color adjustment through deep learning and emotion calculation technologies, and adaptively adjusts white balance to ensure that the color is accurate.

The invention discloses an orange red inorganic pigment with near-infrared high reflection and infrared selective radiation characteristics, which is characterized in that the orange red inorganic pigment contains Li, Mn and Re elements, and the Re element is any one of Ti, Zr or Hf. According to the invention, the use of toxic heavy metals is avoided, the environmental protection is realized, the unification of high reflectivity, high emissivity and ideal color is realized through the synergistic effect of Li, Mn and Re elements, and compared with the traditional single-component pigment, the combination has more excellent optical performance.

The present application relates to a kind of pattern invisible and display controllable crystal glass panel and preparation method, crystal glass panel includes glass and light-emitting panel, the front of glass is equipped with color film display layer, high cover ink layer, translucent color ink layer and texture layer, pattern is equipped on color film display layer, high cover ink layer is equipped with corresponding hollow area, the back of glass is equipped with gray ink layer, hollow window is equipped on gray ink layer, light-emitting panel is installed at hollow window, the light-emitting area of light-emitting panel corresponds with the pattern of color film display screen, light-emitting panel includes touch sensor, and touch sensor is used to detect touch position.Color film display layer, high cover ink layer, translucent color ink layer are closely combined, high cover ink layer effectively blocks the light of non-display area, eliminates light scattering, so that the light that passes through hollow area cannot form scattering on ink layer, finally the pattern that presents is bright, clear, not fuzzy, color performance is better.

The application relates to the technical field of image enhancement, and discloses an image local dynamic contrast enhancement method and device, which comprises the following steps: performing brightness layering operation on an original image to obtain a layered image; performing block operation on the layered image to obtain a plurality of image blocks, and performing target filtering on an initial brightness average function corresponding to a first sub-image block in each image block; then performing brightness mapping and saturation processing on the image block based on the target filtered function corresponding to the first sub-image block to obtain a target image block, so that a contrast-enhanced image is determined according to all the target image blocks. It can be seen that the application can realize the local dynamic contrast enhancement process of the image by performing the brightness layering, block operation, filtering and post-processing operation on the initial brightness average function of the original image, improves the image contrast enhancement effect, makes the image natural and small in noise, and superior in color performance, and reduces the calculation complexity.

The invention relates to the field of cosmetics, and particularly discloses a dipping type eyeliner and a preparation method thereof. The dipping type eyeliner comprises dipping type powder and an eyeliner liquid pen. The dipping type powder is prepared from, by weight, 20%-55% of coloring agents, 20%-55% of filling agents, 2%-15% of humectants, 0.5%-1% of preservatives, 3%-5% of adhesives and the balance water. The eyeliner liquid pen comprises the following raw materials in percentage by weight: 30-80% of a film-forming agent, 5-15% of a humectant, 0.5-1% of a preservative and the balance of water. The dipping type eyeliner prepared by matching an eyeliner liquid pen with dipping type powder has the advantages of high color expansion degree, high water resistance, high blooming resistance, high long-acting makeup holding capacity, smooth skin feeling and good use feeling.

The embodiment of the invention provides an image color adjustment method and device, and the method comprises the steps: obtaining a plurality of effective image blocks of an image region where a target object is located under the condition that the target object in a compressed image is recognized; determining a partial chromatic value of the target object based on the color value of each pixel point in each effective image block; judging whether the partial chrominance value exceeds a preset partial chrominance threshold value or not; and when it is determined that the partial chrominance value exceeds the preset partial chrominance threshold value, performing color adjustment on the image area where the target object is located according to a preset color reference value. According to the technical scheme, color adjustment can be performed on the image area where the target object of the compressed image is located under the condition that it is judged that the image area where the target object of the compressed image is located has high-degree color cast, so that the color performance of the compressed image can be effectively optimized; therefore, the technical problem of color cast of the image caused by image compression in the prior art is effectively relieved, and the product sales volume is increased while the watching feeling of a user is greatly improved.

The present application relates to the remote sensing image panchromatic sharpening method based on multiscale dual-domain information fusion technology, compared with prior art, the defects of easy to produce false image, color distortion, poor generalization of fusion image are solved.The present application includes the following steps: remote sensing image acquisition and pretreatment;building panchromatic sharpening model;training of panchromatic sharpening model;acquisition of the remote sensing image to be sharpened;obtaining of the panchromatic sharpening result of remote sensing image.Compared with the panchromatic sharpening method using spatial domain features, the precision and color performance of fusion image are improved, which is superior to the existing method in various reference indicators, and the image quality is higher.

The invention provides a chip type virtual display packaging body and a preparation method thereof, the chip type virtual display packaging body comprises a packaging substrate, an LED chip and packaging glue, the packaging substrate is provided with a bonding wire electrode and a glue ring, and the glue ring surrounds the periphery of the bonding wire electrode and is higher than the bonding wire electrode; the LED chip is fixed on the substrate, a bonding wire is welded on a chip electrode of the LED chip, the other end of the bonding wire is welded on a bonding wire electrode, and black wire fixing glue is filled in the glue ring so as to fix and seal a welding structure of the bonding wire and the bonding wire electrode; the packaging glue is fixedly sealed on the surface of the substrate so as to at least cover the LED chips and the bonding wires. When the method is applied to a virtual display screen, the contrast is improved, namely the resolution and definition are effectively improved.

The invention provides a phthalocyanine sulfonamide derivative dye as well as a preparation method and application thereof, and belongs to the technical field of phthalocyanine series dyes. The structural general formula of the phthalocyanine sulfonamide derivative dye is (PC)-(SO2-N-X) z-(SO3R) y, PC is a phthalocyanine or metal phthalocyanine group, X is hydrogen, C1-C14 alkyl, hydroxyalkyl, aralkyl or aromatic group, R is hydrogen, C1-C4 alkyl or amine salt cation, the value range of z is 1-4, the value range of y is 1-3, and the sum of z and y is less than or equal to 4. According to the invention, the sulfonamide group and the sulfonic acid group are introduced at the same time, so that the prepared derivative dye has excellent organic solvent solubility and water solubility, and the problem of single solubility of the traditional zinc phthalocyanine dye is effectively solved.

According to the odorless, wear-resistant, reflective, heat-insulating and quick-drying single-component water-based floor paint as well as the preparation method and the application thereof, the single-component water-based floor paint comprises the following components in percentage by weight: 40-70% of a silanol-containing acrylic acid reticular copolymer, 0.5-2% of a dispersing agent, 0.1-2% of a defoaming agent, 0.1-2% of a multifunctional additive, 0.1-2% of an anti-freezing agent, 0.1-8% of a coalescing agent, 5-30% of pigment filler, 0.01-2% of a thickening agent, 0.01-2% of a wetting leveling agent and the balance of water. The coating is prepared from the following components in percentage by weight: 0.01-2% of an anti-scratch aid, 0.01-2% of a bactericide, 0.01-2% of a coupling agent, 1-15% of infrared reflection color paste and the balance of deionized The preparation process is simple, and the prepared floor coating not only has the properties of odor removal, wear resistance and reflective heat insulation, but also has the characteristics of excellent hardness, wear resistance, solvent resistance and aging resistance and quick drying.

This application relates to a display panel, a backplane, and a display device. The display panel includes: a packaging structure and a driving backplane; the packaging structure includes: a first substrate, the first substrate including a first side and an opposing second side; a light-emitting unit disposed on the first side of the first substrate; a contact structure formed on the second side of the first substrate; the contact structure includes a plurality of concentrically arranged annular pins, the plurality of annular pins being connected to a plurality of pins of the light-emitting unit through a plurality of conductive vias in the first substrate; the driving backplane includes: a second substrate, one side of the second substrate having a plurality of first limiting portions; the second substrate having a first through hole in the axial direction of the first limiting portions; and first pad structures disposed within the plurality of first limiting portions and formed on the side of the second substrate near the first limiting portions. Using this display panel can reduce the difficulty of mass transfer of light-emitting chips.

The invention provides a parameter calibration method, computer equipment and a storage medium, and the parameter calibration method comprises the steps: obtaining a plurality of image sets under the same target color temperature, the plurality of image sets being image sets corresponding to a plurality of illumination intensities; determining a first parameter pair corresponding to each image in each image set to obtain a plurality of first sets; determining a second parameter pair in each first set in the plurality of first sets to obtain a plurality of second parameter pairs; the second parameter pair is the first parameter pair with the minimum chromatic aberration in the first set; and screening out a target parameter pair corresponding to a target color temperature from the plurality of second parameter pairs, and calibrating camera parameters under the target color temperature based on the target parameter pair. According to the scheme, the multi-illumination-intensity image set is combined under the same target color temperature, white balance and color correction parameter selection are optimized, and the color consistency and precision of an image processing link are improved.

The invention discloses a preparation method of colored suede leather base cloth, which comprises the following steps of: blending, melting and spinning by taking PA (Polyamide) slices as island phases and PE (Polyethylene) slices as sea phases to obtain sea-island fibers, needling to form non-woven fabrics, and shaping at high temperature to obtain the base cloth; preparing colored slurry containing a bridging agent and a curing agent, performing dry coating on release paper to form a coating, then laminating the coating with the shaped base cloth, and separating the release paper after drying to obtain composite coating base cloth with a colored surface layer; carrying out wet-process impregnation on the back surface of the composite coating base cloth by adopting impregnation slurry without adding color paste to form a double-layer structure; and splitting, drying, dyeing, buffing, oiling and fixing to obtain the colored suede leather base cloth. According to the preparation method of the colored suede leather base cloth provided by the invention, a product with bright color and high color fastness is prepared by optimizing a production process.

The invention discloses an alkali-free glass substrate with high color photoresist adhesive force as well as a preparation method and application of the alkali-free glass substrate, and belongs to the technical field of glass substrate production. According to the technical scheme, the method comprises the following steps: S1, placing a glass substrate or coating the surface of the glass substrate with an ethanol or acetone solution containing amino siloxane, wherein the solution contains 2-3wt% of acid, 2-3wt% of amino siloxane and 6-9wt% of water; and S2, drying the glass substrate, and removing residual moisture on the surface and unreacted amino siloxane to obtain the surface hydroxylated alkali-free glass substrate. According to the invention, hydroxylation treatment is carried out on the surface of the glass substrate by using the amino siloxane, so that the adhesive force of the color photoresist is remarkably improved, the light leakage phenomenon caused by stripping is reduced, and a more reliable and efficient solution is provided for manufacturing of display devices.

The invention discloses an image color restoration method and device, a storage medium and electronic equipment. The method comprises the following steps: acquiring first color statistical information of an area including a predetermined object in a first color rendition correction image; wherein the first color rendition correction image is determined based on a first original image collected by the reference image sensor for the predetermined object; determining an uncorrected image based on a second native image collected by the target image sensor for the predetermined object; determining second color statistical information of a region including the predetermined object in the uncorrected image; adjusting the first color statistical information to obtain multiple adjustment results of the first color statistical information; and determining a target color rendition correction matrix matched with the target image sensor based on the uncorrected image, the second color statistical information and the plurality of adjustment results. According to the embodiment of the invention, a good color restoration effect can be achieved for the target image sensor.

The invention relates to the technical field of ceramic substrates, in particular to a black pigment for a Ce-V series ceramic substrate and a preparation method and application thereof.The black pigment for the Ce-V series ceramic substrate is prepared from CeO2, V2O5 and NaCl through a solid-phase method, and solid-phase reaction products comprise CeVO4, V2O3, VO2, Ce4O7 and NaClO4; the black pigment for the Ce-V series ceramic substrate does not contain heavy metal elements, so that the harm of the heavy metal elements to a human body in actual production is avoided; the natural color material still has a good color generation effect at the high temperature of 1000-1600 DEG C; the aluminum oxide black porcelain added with the natural color material meets the requirements of packaging ceramics in electrical properties, such as volume resistivity; the natural color material can be applied to the preparation of various ceramic substrates, such as aluminum oxide, zirconium oxide, aluminum nitride and the like, and has a wide application range.

This application provides a display panel and a display device. The display panel includes: a substrate, a first electrode layer, a pixel definition layer, and a light-emitting functional layer. The first electrode layer is disposed on one side of the substrate and includes a plurality of first electrodes, including a light-reflecting electrode and a light-transmitting electrode. The pixel definition layer is disposed on one side of the substrate and includes a pixel defining portion and a pixel opening. Each first electrode is exposed through the pixel opening, which includes a first pixel opening and a second pixel opening. The light-emitting functional layer includes light-emitting structures located in the first pixel opening and the second pixel opening, respectively. The first electrode includes a first sub-electrode corresponding to the first pixel opening and a second sub-electrode corresponding to the second pixel opening. The light-reflecting electrode can reflect the light emitted by the light-emitting structure and cooperate with the cathode to form an optical microcavity structure, thereby improving the brightness and performance of the display panel. The equal thickness of the light-transmitting electrode film of the first sub-electrode and the second sub-electrode simplifies the manufacturing process.

The present invention relates to the technical field of shooting equipment, and in particular to a free-form surface periscope telephoto lens. The free-form surface periscope telephoto lens provided in the present application is composed of a first free-form surface prism, a second free-form surface prism, a first lens with negative refractive power, and a second lens with positive refractive power. Through different arrangements, the propagation direction of light can be changed by 60 degrees to 90 degrees, thereby reducing the physical size of the entire optical system, making it more compact and reducing the length of the periscope telephoto lens.

The application discloses an electronic rearview mirror image correction method, device, equipment and medium. The method comprises the following steps: acquiring image data to be processed at the back of a vehicle; the image data to be processed is collected by an image sensor arranged at the center of the tail of the vehicle; at least one lamp body region is identified in the image data to be processed; according to each lamp body region, color correction is performed on a target region in the image data to be processed except each lamp body region, target image data is obtained, and a display screen of an electronic rearview mirror of the vehicle displays the target image data. The embodiment of the application can improve the restoration degree of the color of the corrected image data.

The invention discloses a light source evaluation and selection method suitable for laser display, relates to the technical field of laser display, and aims to solve the problems that in the prior art, when speckle suppression is carried out by using multiple light source schemes in laser display, the color gamut expression of a display system is influenced, and the color gamut and brightness of the system are possibly sharply reduced. Therefore, the laser display advantage is lost; according to the invention, a corresponding speckle contrast expression is obtained through a light source spectrum; chromaticity coordinates corresponding to the light source types are obtained; judging whether light source brightness limitation exists or not; if yes, calculating a three-dimensional color gamut volume ratio according to the corresponding chromaticity coordinates; if not, calculating a plane color gamut coverage rate ratio according to the corresponding chromaticity coordinates; obtaining an evaluation factor according to the color gamut ratio and the speckle contrast expression; selecting and evaluating corresponding evaluation factors; the speckle suppression and color gamut performance of the light source can be comprehensively evaluated, the method is suitable for optimal configuration selection in different scenes, and the light source selectivity in laser display is greatly improved.

The invention discloses intelligent sunscreen glass capable of automatically displaying. The intelligent sunscreen glass comprises a first glass substrate, a second glass substrate, a functional diaphragm and a light source module, the functional diaphragm comprises a first thermoplastic diaphragm, a second thermoplastic diaphragm and a composite dimming diaphragm arranged between the first thermoplastic diaphragm and the second thermoplastic diaphragm; the composite dimming diaphragm comprises three dye liquid crystal layers and four PET-ITO film layers, the four PET-ITO film layers and the three dye liquid crystal layers are sequentially and alternately arranged from top to bottom, and the three dye liquid crystal layers are respectively a red dye liquid crystal layer, a green dye liquid crystal layer and a blue dye liquid crystal layer which are sequentially arranged from top to bottom; the invention also provides a preparation method of the smart sunscreen glass. According to the invention, on the basis of keeping the unique openness and freedom of the automobile sky screen, the free change of the starry sky top is realized, and the color expression capability is greatly expanded; and the overall strength and weather resistance of the smart sunscreen glass are remarkably improved.

The invention relates to the technical field of projection equipment, and provides an LCD projection ray machine and a control method and device thereof. The LCD projection ray machine comprises a three-primary-color solid-state light source module which comprises a red light source, a green light source and a blue light source; a light processing device; the liquid crystal display screen is integrated with a red color filter, a green color filter and a blue color filter; the projection lens is used for projecting and outputting the modulated image; the control device is connected with the three-primary-color solid-state light source module, drives a red light source, a green light source and a blue light source in the three-primary-color solid-state light source module in a continuous light emitting mode and outputs continuous mixed white light; the three-primary-color solid-state light source module, the light processing device, the liquid crystal display screen and the projection lens are sequentially arranged in the optical axis direction. The three-primary-color solid-state light source module works in a continuous light-emitting mode and is matched with the liquid crystal display screen integrated with the color filter, so that the inherent defects of a traditional white light LED scheme in the aspects of color gamut, lighting effect, heat management, dynamic display and the like are effectively overcome.

The invention discloses ink, high-simulation paintfeel decorative paper and a production process, and relates to the field of decorative paper ink, the ink comprises a pre-coating layer and an ink coating layer, the pre-coating layer comprises the following components in parts by weight: 15-20 parts of polyvinyl alcohol, 10-13 parts of wax emulsion, 30-35 parts of a slow solvent, 10-15 parts of titanium dioxide and 30-40 parts of deionized water; the ink coating layer comprises the following components in parts by weight: 20-30 parts of acrylate resin, 5-7 parts of a UV photoinitiator, 3-5 parts of a double-layer slow-release quick-drying agent, 15-20 parts of titanium dioxide and 50-60 parts of deionized water. The method has the advantages that the drying uniformity and stability of the printing ink are improved, so that the decorative paper with better adhesive force and better color expressive force is obtained.

The invention discloses a multicolor printing method and system, and the method comprises the steps: enabling an object to be printed to be converted and decomposed into a plurality of color layers through color space conversion, determining the color ratio of each color layer, and enabling each color layer to correspond to a specific color channel; analyzing the color change degree of each unit area in each color layer to obtain the detail density of each color layer; generating ink ejection quantity configuration of each color layer according to the color ratio and the detail density; and according to the ink ejection amount configuration, printing and overlapping are conducted on each color layer, and a printed object is obtained. By utilizing the embodiment of the invention, the color space conversion and decomposition can be carried out on the color information of the to-be-printed object, the detail density of each color layer is analyzed, and then the ink ejection quantity configuration is adaptively adjusted, so that the color expression and detail reduction capability of each layer in the printing process are effectively improved, the ink waste is reduced, and the printing efficiency is improved.

The invention relates to an image data processing method and system of an image processing chip, and relates to the technical field of image processing, and the method comprises the steps: obtaining a plurality of sample image groups which comprise a to-be-enhanced sample image and an enhanced sample image corresponding to the to-be-enhanced sample image; for each sample image group, extracting a first image feature corresponding to a to-be-enhanced sample image of the sample image group, and extracting a second image feature corresponding to the enhanced sample image of the sample image group; establishing a plurality of image enhancement models based on the first image feature and the second image feature of each sample image group; extracting a third image feature corresponding to the to-be-enhanced image; determining a target image enhancement model from a plurality of image enhancement models based on a third image feature corresponding to the to-be-enhanced image and the first image feature of each sample image group; and generating the enhanced image corresponding to the to-be-enhanced image through the target image enhancement model. The method has the advantage of improving the image enhancement efficiency and effect.

The application relates to a video image processing method and device, electronic equipment and a storage medium. The method comprises the following steps: performing background and target separation processing on multiple images in a target video respectively to obtain multiple target background images and multiple first target images, counting the total number of pixel points in the multiple first target images and the number of times that each first pixel point in the multiple first target images appears in the multiple first target images; based on the ratio of the total number of pixel points to the number of times that each first pixel point appears, second pixel points that do not satisfy a probability threshold range are selected from each first pixel point in the multiple first target images; the pixel information of the second pixel points in the first target image is replaced by the pixel information corresponding to the pixel coordinates of the second pixel points in a preset reference image to obtain a second target image; and the second target image and the corresponding target background image are merged to obtain multiple target images. The video quality can be effectively improved.