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7 results about "Color mixing" patented technology

There are two types of color mixing: additive and subtractive. In both cases, mixing is typically described in terms of three colors and three secondary colors (colors made by mixing two of the three primary colors in equal amounts).

Apparatus for mixing light beams and backlight module having the same

InactiveUS20060285037A1Reduce the overall heightImprove performanceNon-linear opticsLight beamColor mixing
The present invention relates to an apparatus for mixing light beams, which has at least one cholesteric liquid crystal (CLC) layer disposed between a reflective plate and an upper plate so as to form two mixing areas. Because the cholesteric liquid crystal (CLC) layer has a property of reflecting narrow band-circular polarized light, the light beams emitted from a plurality of light source are mixed in the two mixing areas. As a result, the height of the mixing area is reduced, and the color-mixing performance is raised.
Owner:CHI LIN TECH CO LTD

One-step color matching method for color-spun fabric

InactiveCN109813431AAccurate and convenient color matching methodThe color matching method is simple and straightforwardColor measuring devicesPattern recognitionCarding
The invention belongs to the technical field of textile color matching, and relates to a one-step color matching method for a color-spun fabric. The method includes the steps that 1, monochromatic fibers with at least two colors are subjected to color mixing in a mixing ratio, and samples are made through cotton blending and cotton carding processes; 2, the color values of all the obtained samplesare measured through a color measuring instrument, and a database is established based on the color values; 3, the color value of an incoming sample color-spun fabric is measured through the color measuring instrument, and the types of the monochromatic fibers contained in the incoming sample color-spun fabric are determined; 4, a sub-base in the mixed-color fiber color database is located according to the determined types of the monochromatic fibers; 5, the sample with the color closest to that of the incoming sample color-spun fabric is found from the located sub-base according to the chromatic aberration minimum principle. The color matching method for the color-spun fabric is fast, accurate and convenient; different from a traditional method with many restrictions, the method is simple and direct, and can greatly shorten the production cycle of the color-spun fabric and improve the economic benefit of color spinning enterprises.
Owner:ZHEJIANG HUAFU COLOR TEXTILE +1

Integrated device for paintbrush containing, color mixing and cleaning

InactiveCN109677193ANib removersOther artistic work equipmentsColor mixingEngineering
The invention provides an integrated device for paintbrush containing, color mixing and cleaning. The integrated device comprises a suspension device, a color mixing device and a cleaning device. Thesuspension device comprises a screw column, a first circular hanging bracket, a first connecting part and lifting hooks. The color mixing device comprises a round palette and a round rotating disc base. The palette is arranged at the upper end of the rotating disc base in a manner of rotating around the center axis. Pigment troughs and color mixing troughs are arranged at the upper end of the palette. The lower end of the screw column is mounted on the palette, and the screw column and the palette are coaxial. The lifting hooks are located above the pigment troughs. The cleaning device comprises a cleaning box, a cleaning roller and a drive device. The cleaning roller is sleeved with a brush sleeve. An eccentric shaft is arranged at the bottom end of the rotating disc base. The rotating disc base is mounted at the upper end of the cleaning box in a manner of rotating around the eccentric shaft. By means of the integrated device, paintbrush containing can be achieved, during drawing, the integrated device can rotate to select paintbrushes, color mixing is carried out on the palette, and after drawing is completed, the paintbrushes can be cleaned; and the integrated device is reasonable in structural design and convenient to use.
Owner:熊庭鑫

Plastic color mixing machine with built-in auxiliary feeding structure for plastic toy production

The invention discloses a plastic color mixing machine with a built-in auxiliary feeding structure for plastic toy production. The plastic color mixing machine comprises an outer shell, a supporting buckle body and a feeding port. A rotating rod is arranged in the outer shell, mixing plates are connected to two sides of the rotating rod, a connecting cover plate is arranged above the outer shell, a discharging valve is connected to the lower part of the outer shell, the interior of a feeding threaded sliding block is connected with a feeding threaded rod, and one end of the feeding threaded rod is connected with a feeding motor. The supporting buckle body is connected to one side of the feeding threaded sliding block, a cylindrical supporting rod is connected to the interior of the supporting buckle body, and a feeding tank is connected to one end of the cylindrical supporting rod. The feeding port is formed in the front section of the upper end surface of the connecting cover plate. According to the plastic color mixing machine with the built-in auxiliary feeding structure for plastic toy production, the feeding tank can be conveniently placed through the buckled feeding tank, and the arranged cylindrical supporting rod and the supporting buckle body are combined, so that the purpose of rotationally dumping the feeding tank is achieved.
Owner:林创娇

System and method for performing region-based image retrieval using color-based segmentation

InactiveCN1244074CImage enhancementDigital data information retrievalHueImage retrieval
There is disclosed an image retrieval system for analyzing an image in a first color model format and detecting and retrieving from the image a selected image portion. The image retrieval system comprises an image processor for converting pixels in the image from the first color model format to a (Yr theta ) color model format, where Y is an intensity component indicating a total amount of light, r is a saturation component indicating an amount of white light mixed with a color of each pixel, and theta is a hue component indicating the color of each pixel. The image processor groups spatially adjacent pixels into image regions according to hue components of the adjacent pixels and performs a merging process wherein a first image region and an adjacent second image region are merged into a composite region if a hue difference between the first and second image regions is less than a predetermined hue difference threshold. The process is repeated to continually merge regions of similar hue until no further merges can be performed.
Owner:KONINK PHILIPS ELECTRONICS NV
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