844 results about "Color mixing" patented technology

The invention discloses a digital human rendering method based on Gaussian splashing and multi-scale characteristic field distillation, and belongs to the field of three-dimensional human body digital reconstruction. According to the method, feature extraction is carried out through a Vision Transformer encoder, based on an SMPL model, through a cross-modal parameter estimation module and dynamic human body modeling of three-dimensional Gaussian splashing and semantic feature rendering, three-dimensional Gaussian is projected to a two-dimensional image plane to calculate a covariance matrix and color mixing, and after a rendered color image and an initial feature field image are output, a three-dimensional image is obtained. A student feature map is obtained through a convolution acceleration module, a teacher feature map is obtained after feature extraction is carried out through a two-dimensional basic model, the constructed model is trained, and optimization training is completed through comprehensive total loss function calculation; according to the method, the problems of fuzzy semantics, detail missing, low rendering efficiency and inaccurate human body-scene separation in the existing method are effectively solved, so that more efficient, fine and robust monocular or multi-view human body three-dimensional reconstruction is realized.

The invention provides a color calibration processing method and electronic equipment. The method comprises the following steps: acquiring primary color information of light-emitting equipment; determining the theoretical brightness of each channel corresponding to the target color; determining the current duty ratio of each channel under the current junction temperature according to the current junction temperature, the reference junction temperature brightness of each channel and the theoretical brightness of each channel corresponding to the target color, and obtaining a color mixing output result; determining new reference junction temperature brightness of each channel and junction temperature offset of each channel; obtaining a new maximum brightness and a new current duty ratio of each channel under the current junction temperature, and lightening the light-emitting device again based on each new current duty ratio to obtain a new color mixing output result; and if the new color mixing output result meets the preset error range, taking the junction temperature offset of each channel as the calibration junction temperature offset of each channel of the light-emitting equipment, and taking the new reference junction temperature brightness of each channel as the calibration reference junction temperature brightness of each channel. And the color mixing precision of the light-emitting equipment in the whole working temperature range is improved.

The invention relates to the field of image processing, and discloses a figure image optimization method based on green screen image matting, which is used for carrying out optimization processing on a figure image. The figure image optimization method based on green screen image matting comprises the steps of performing fractional order differential transformation and other processing on an input green screen figure image, constructing a continuous chromaticity representation space, generating a chromaticity gradient field and multi-resolution chromaticity representation, establishing a geometric topology constraint model according to chromaticity information, generating an initial transparency field, and performing collaborative optimization. Optimizing a boundary curve, generating an accurate boundary contour, establishing a color mixing model, realizing natural transition between a foreground and a background, generating an optimized image, performing subsequent processing such as material optical attribute analysis and the like, and finally outputting an image completely fused with a background environment. According to the method, the foreground can be accurately separated, the edge can be optimized, natural transition and material simulation can be realized, and finally a high-quality figure image which is seamlessly fused with the background and has a physical reality sense is generated.

The invention discloses a color 3D printing data processing method and device, equipment, a medium and a product, and the method comprises the steps that according to color features in a color grid model M, a double-color material transition process color mixing model GMap corresponding to different colors is established; establishing a color voxel model A of the color mesh model for the given color mesh model M; according to the color voxel model A and the color grid model M, a color filling path and a conventional filling path in each slice layer are obtained through calculation; according to the established double-color wire transition process color mixing model GMap, color mixing path mapping processing of a color filling path and a conventional filling path in each layer is completed; and the mapped color filling paths in all the layers and the conventional filling paths are converted into a GCode printing instruction file, and single-nozzle double-color wire mixed color printing is completed. By means of the innovative color mixing model and voxelization treatment, high-quality color mixing printing of the single-nozzle 3D printer is achieved, and the printing precision and efficiency are improved.

The invention discloses a method for carrying out layered color mixing printing on plane color content by using an FDM printer based on a multilayer color reverse solution algorithm, and belongs to the technical field of 3D printing, and the method comprises the following steps: step 1, carrying out vectorization conversion on color information of an input image to obtain a preprocessed image with a clear contour and pure color; and 2, building a multilayer color reverse solving system based on an improved Kubelka-Munk model, reversely and accurately calculating color values of all layers, and ensuring that the color of each layer strictly conforms to the actual color generation capability range of the consumable. And step 3, carrying out layer-by-layer printing on the layering result according to a specific thickness and sequence, and finally presenting the original picture color on the contact surface of the printed piece and the hot plate. The method has the advantages that patterns with richer colors can be presented on the surface layer of a printed piece, and the limitation that the color of a printing material is limited in presentation in FDM multi-color printing is improved; meanwhile, under the condition that the printing process and hardware iteration cost are not increased, richer color selection is achieved.

The utility model relates to a multicolor injection molding automobile ornament which comprises a framework layer, a first surface layer, a second surface layer and a boundary, the first surface layer is formed in a first area of the framework layer by a first thermoplastic elastic material, and the second surface layer is formed in a second area of the framework layer by a second thermoplastic elastic material. A boundary for distinguishing or isolating the first skin layer and the second skin layer is provided by a first thermoplastic elastic material or a second thermoplastic elastic material or a raised structure. According to the multi-color injection molding automobile ornament disclosed by the utility model, the boundary for distinguishing or isolating the first surface layer and the second surface layer is provided by the first thermoplastic elastic material or the convex structure, so that a clear boundary is formed, and the problems of color mixing and the like are avoided.

The utility model provides a color master barrel righting and positioning device and color matching equipment, and belongs to the technical field of batching equipment. The color master barrel righting and positioning device is applied to color mixing equipment and comprises a righting gripper assembly, a color master barrel righting and positioning assembly and a color master barrel righting and positioning assembly, the righting gripper assembly comprises a side wall and a gripper part fixed to the side wall, and a slope angle opening is formed in the end, away from the side wall, of the gripper part; the driving part is connected with the side wall and used for driving the side wall to stretch out and retract in the first direction, and when the side wall stretches out, the grabbing part abuts against a handle of a color master barrel located at the color master barrel in-place position on the color mixing equipment. And the color master barrel is straightened to a preset liquid outlet position under the limitation of a space formed by the slope angle opening. The color master barrel can be accurately straightened to the preset liquid outlet position under the condition that the stopping precision of the color master barrel is insufficient.

The invention discloses a 3D printing multifunctional nozzle switching device equipped with a color mixing system. A material spraying part and a feeding part are arranged at the two ends of a multi-channel spray head respectively, a public channel communicating the feeding part with the material spraying part is formed in the multi-channel spray head, a plurality of nozzles are formed in the material spraying part, functional nozzles are connected to the nozzles, and the color mixing system is arranged on the multi-channel spray head. The feeding part is provided with a plurality of feeding ports, the feeding ports are connected with external material sources respectively, and different material sources enter the public channel through the feeding ports and are sprayed out through nozzles with different functions on the nozzles; the nozzle adjusting mechanism is installed at the end, close to the feeding part, of the multi-channel nozzle, and the output end of the nozzle adjusting mechanism is connected with the material spraying part and the feeding part and adjusts the communicating state of the nozzle, the feeding port and the public channel. A plurality of inlets and an outlet are formed in the multi-pigment mixing assembly, the multiple inlets are connected with external pigment sources respectively, the outlet is connected with a feeding port of the feeding part and provides a multi-color mixture for the multi-channel spray head, and printing is convenient, controllability is high, and later maintenance is convenient.

A compensation type color mixing system comprises a light source, a light through hole formed in a main light path, three single-color annular light filters arranged on a light emitting light path in parallel at intervals and a driving device used for driving the light filters to rotate, and the three light filters are the C light filter, the M light filter and the Y light filter respectively. A light-transmitting area and a color area which are annularly arranged and connected end to end are arranged on the optical filter; the light source is characterized by further comprising at least one color complementing piece which is arranged on a light emitting path, has the same color type as the light filter and is arranged adjacent to the light filter in parallel at intervals; the shape, the size and the color area shape and the size of the light filter are the same as those of the color complementing piece, the linear gradual change direction of the color area of the light filter is opposite to the light emitting direction of the color complementing piece, and part of the color area of the color complementing piece is selectively and statically arranged on a main light path.

The invention relates to a method and device for mapping a figure in an image based on a depth-of-field model, and the method comprises the steps: inputting an original image containing the figure into the depth-of-field model, and obtaining a figure depth map of the original image; according to the figure depth map, constructing a figure 3D model, and obtaining three-dimensional coordinates of all vertexes in the figure 3D model; carrying out UV expansion on the figure 3D model to obtain UV coordinates of all vertexes mapped to a two-dimensional plane in the figure 3D model; loading the 2D map texture on the two-dimensional plane to obtain a pixel color value of a normalized coordinate of the 2D map texture; according to the pixel color value of the normalized coordinate of the original image, the pixel color value of the normalized coordinate of the 2D chartlet texture and a preset color mixing mode, calculating and outputting the pixel color value of the normalized coordinate of the original image after chartlet; wherein the normalized coordinates of the original image and the normalized coordinates of the 2D mapping texture conform to the mapping relation when all vertexes in the 3D figure model are mapped to a two-dimensional plane.

The present application relates to the technical field of textile design, and particularly relates to a method for improving fabric image color distortion by superimposing and developing color of sanding, which comprises the following steps: (1) CMYK four-color yarn design; (2) jacquard CAD design; (3) weaving of grey fabric; (4) dyeing and finishing of the grey fabric; the dyeing and finishing of the grey fabric comprises sanding after light bleaching and fading treatment of the grey fabric. The present application adopts the design method of superimposing and developing color of color image fabric, the color developing mode of color mixing of jacquard CAD technology, and designs through the spinning form of colored weft yarn, jacquard CAD and dyeing and finishing, produces the effect of mutual color bleeding and color mixing of color materials of CMYK four-color yarn through fading treatment, and then carries out sanding treatment, so that the fine and dense fluff of the color yarn is superimposed with the effects of color transmission and improvement of complete covering, the color yarn is subjected to color transmission and superimposed color mixing again, the color is softer and more real by adopting the mode similar to the superimposition of four plates of CMYK color printing.

A lighting system and assembly comprising a controller in operable communication with a light unit. The controller is configured to apply a lighting condition using the light unit for a target light color below an upper level of NVIS radiance while controlling a Melanopic-Photopic (M / P) ratio associated with the target light color, and also determine a color mixing for producing NVIS Green A light and NVIS white light for a plurality of levels of NVIS radiance which are less than a maximum NVIS radiance level for a set of M / P ratio values at an upper allowable limit and a set of M / P ratio values at a lower limit.

The invention discloses a double-color automobile decorating part and a forming mold and method thereof, and relates to the technical field of automobile decorating part forming, the double-color automobile decorating part comprises a fixed mold, a movable mold, multiple mold core assemblies, a first mold cavity, a second mold cavity, a first injection molding hole and a second injection molding hole, the movable mold is arranged above the fixed mold, and the multiple mold core assemblies are installed at the top of the fixed mold; the first mold cavity is installed among the multiple mold core assemblies, the multiple second mold cavities are formed in the bottom of the movable mold, the first injection molding hole is formed in the middle of the movable mold, and the multiple second injection molding holes are formed in the top of the movable mold in an annular array mode. The arrangement mode that the fixed mold, the movable mold, the mold core assembly, the first mold cavity and the second mold cavity are matched is utilized, the mold core assembly adopts the multi-mold-core body layout, melt flow optimization is achieved through connecting holes, it is ensured that materials are evenly distributed during double-color injection molding, the sealing assembly adopts an electric telescopic rod to drive a sealing plate, and the sealing effect is good. And the runner is automatically closed or opened during injection molding color switching, so that color mixing is avoided, and melt leakage is prevented.

Disclosed is an electronic device comprising memory storing instructions, and at least one processor comprising processing circuitry. The instructions, when executed by the at least one processor individually and / or collectively, cause the electronic device to: acquire a first image; generate a first input frame to be blended with the first image, wherein each piece of pixel data of the first input frame includes RGB data and mask information indicating a blending method of each piece of pixel data; allocate, to the first input frame, a first alpha map including alpha values for each pixel for the first input frame; determine a blending method for frame color blending of the first input frame and the first image, based on the mask information; perform frame color blending on the first input frame and a second input frame of the first image, based on the determined blending method and the first alpha map; and output a second image generated by the frame color blending.

A color mixing circuit for light sources comprising a power supply module, a first light source module, a second light source module, a first resistance module, a second resistance module, and a circuit gating module; the first light source module is respectively connected to the power supply module and the circuit gating module; the first light source module is further connected to the circuit gating module through the first resistance module; the second light source module is respectively connected with the power supply module and the circuit gating module; the second light source module is further connected to the circuit gating module through the second resistance module; the circuit gating module is also connected to the power supply module; the first light source module and the second light source module are configured to emit light.

The utility model relates to the technical field of optics, and discloses a light source module, a lighting device and a light and color adjusting system. According to the light source module provided by the utility model, the first light-emitting module and the second light-emitting module are designed on the first light-emitting unit, the third light-emitting module and the fourth light-emitting module are designed on the second light-emitting unit, the first light-emitting module is used for emitting light with low color temperature, and the second light-emitting module and the third light-emitting module are used for emitting light with intermediate color temperature; the fourth light-emitting module is used for emitting high-color-temperature light. The light of the first light color, the light of the second light color and the light of the third light color are subjected to light mixing output during current modulation of the power supply module, wide-range color temperature adjustment can be achieved, color development of all color temperature intervals can be accurate through light mixing display of different areas, and the existing light color deviation problem is avoided. Meanwhile, through the control design of the utility model, the wide-range adjustment of three color temperatures on two control lines can be realized, and the hardware design cost is reduced.

The invention relates to the field of mixing equipment, in particular to latex paint toning equipment and toning method.The latex paint toning equipment comprises a proportional valve set and a toning box, the toning box is provided with a toning cavity, and the latex paint toning equipment further comprises a checking box; a checking chamber, a dye inlet and an emulsion paint inlet are formed in the checking box, the checking chamber is used for mixing dye and emulsion paint, the volume size of the checking chamber is smaller than that of the color matching chamber, and a color sensor is installed on the checking box and used for checking the color of the emulsion paint in the checking chamber; the dye inlet is communicated with the checking chamber and is connected to the proportional valve group, the emulsion paint inlet is communicated with the checking chamber and is connected to the color mixing chamber, an input device is arranged between the color mixing chamber and the checking chamber, and the input device is used for conveying emulsion paint in the color mixing chamber into the checking chamber. The method has the advantages that the parameters of the proportional valve group can be conveniently, rapidly and accurately adjusted, and therefore color checking of the emulsion paint is facilitated.

The invention relates to the technical field of double-color injection molds, in particular to a double-color injection mold for a silver decorative frame of an automobile instrument, the double-color injection mold comprises a first injection fixed mold, a second injection fixed mold and two movable molds, after the first injection fixed mold and the movable molds are closed, a movable mold core moves upwards by a first distance, and the movable mold core, a first injection mold core and a lower mold core are closed to define a first injection mold cavity for forming a bottom shell; after the second-injection fixed mold and the movable mold are closed, the movable mold core moves downwards by a second distance to be closed with the second-injection mold core and the lower mold core to form a second-injection mold cavity for molding a color layer; and before secondary injection glue injection, the movable mold core moves downwards by a third distance to define a glue injection cavity with the fixed mold core and the lower mold core, and the top of the glue injection cavity is communicated and connected with the bottom of the secondary injection mold cavity. The invention further provides a double-color injection molding method of the silver decorative frame of the automobile instrument. Compared with the prior art, the problems of interpenetration, diffusion or color mixing of the color layer and the bottom shell can be solved.

The invention relates to the field of digital twinning simulation, and particularly discloses a multi-material color mixing process digital twinning simulation platform, which is characterized in that geometric models, material attributes and rated process parameters are converted into basic physical simulation data by constructing the multi-material color mixing process digital twinning simulation platform; and acquiring real-time process parameters by means of an IoT interface to determine a parameter drift vector. Meanwhile, the parameter drift features and the color distribution features are processed by using a lightweight machine learning model, and a chromatic aberration correction graph is generated to dynamically correct a color prediction result. Through the mode, color deviation caused by parameter drift can be dynamically corrected, and accurate simulation of dynamic evolution of the multi-material color mixing process is realized, so that the color mixing process design and optimization efficiency is improved, the time and material cost is reduced, and the rapid switching requirement in a multi-variety small-batch production scene is met.

The utility model discloses a color mixing structure of a mixed double-color injection machine, which comprises a confluence flange, and a first flow channel and a second flow channel which are inclined are arranged in the confluence flange; the color mixing connector is arranged on the upper side of the confluence flange through a fastener, a first color mixing connector flow channel and a second color mixing connector flow channel are arranged at the bottom of the color mixing connector, a flow dividing valve element is inserted in the color mixing connector, a first flow dividing valve element flow channel and a second flow dividing valve element flow channel are arranged in the flow dividing valve element, and the first flow dividing valve element flow channel and the second flow dividing valve element flow channel are communicated with the first flow dividing valve element flow channel. The upper portion of the flow dividing valve element is sleeved with a color mixing head, a vertical first color mixing head runner is arranged in the middle of the color mixing head, and a plurality of second color mixing head runners are arranged on the periphery of the first color mixing head runner in the circumferential direction. The utility model can solve the problems of low production efficiency and poor qualification rate caused by poor color mixing effect and unsymmetrical transition color mixing position connection when the existing injection machine is used for producing color mixing products.

A liquid crystal display device includes a liquid crystal layer disposed between first a second substrates, the liquid crystal layer including a plurality of liquid crystal molecules, a plurality of pixel electrodes and a plurality of data lines disposed over the first substrate and configured to control the orientation of the liquid crystal molecules to modulate light, a passivation layer formed over the first substrate, the passivation layer including a plurality of first filled elongated contact trenches electrically connecting a plurality of the pixel electrodes and a plurality of second filled elongated contact trenches electrically connecting a plurality of the data lines, a light shielding layer disposed over abutting portions of adjacent color filters of respective sub-pixels, the light shielding layer configured to inhibit color mixing and block cross-talk between the adjacent sub-pixels, and a backlight system configured to provide illumination through the liquid crystal layer.

To propose the arrangement of column circuits for preventing a deterioration in image quality caused by the characteristic difference between pixel columns, the characteristic difference between pixel rows, color mixture, and a power supply variation.SOLUTION: A photoelectric conversion device has a pixel array including a plurality of pixels. A first pixel and a second pixel of the plurality of pixels correspond to different colors. The first pixel and a third pixel of the plurality of pixels correspond to the same color. The photoelectric conversion device has a first circuit group connected with the first pixel, and a third circuit group connected with the third pixel. The photoelectric conversion device has a first circuit included in the first circuit group, a second circuit, and a third circuit included in the third circuit group and having the same function as that of the first circuit. In a top view, the third circuit is arranged between the first circuit and the second circuit.SELECTED DRAWING: Figure 4

Some implementations pertain to a transflective display device comprising a display surface, an optical path, and / or other components. The optical path may spatially modulate light emitted from a primary light source and direct it to the display surface, generating a display of visual information. The optical path may include a reflective spatial light modulator and a set of Light Emitting Diodes. The modulator may receive light from the primary light source and selectively reflect it toward the display surface. The Light Emitting Diodes may emit light directed to the backside of the modulator, including white light and light of a first color. Some implementations may include drivers to control the intensity of the light emitted by the Light Emitting Diodes, dictating the tone of the light transmitted through the modulator. This configuration may facilitate the creation of a uniform, high-quality display.

The invention discloses a TBR implementation method of a desktop GPU for mobile 3D application optimization, which comprises the following steps: defining block metadata of screen blocks in a Mesa driver, establishing a block manager, when a mobile application context is detected, acquiring GPU core parameters by the block manager, calculating the size of a basic block, dividing a screen into areas corresponding to shader arrays in number, and storing the areas in a memory; establishing a mapping table of a basic block, a computing unit and an L2 cache slice, generating a resource hash table, analyzing block metadata and the mapping table after whole frame rendering is started, determining a hardware channel according to the mapping table, scheduling rendering tasks according to priorities, and configuring a GPU rendering state. Then executing a vertex shader, rasterization, a fragment shader, depth testing and color mixing to complete block rendering, updating block metadata, merging intermediate data into a final frame buffer according to geometric information after rendering of all basic blocks is completed, and submitting the final frame buffer to a window system to complete single-frame display. And the operation efficiency of the mobile operation system and the mobile terminal 3D application on the desktop platform is optimized.

This application provides a display panel and a display device. The display panel includes a light-emitting device layer and a color filter layer. The light-emitting device layer includes light-emitting devices. By stacking three sub-filter layers of different colors in sequence to form the color filter layer, light leakage can be prevented and the reflectivity of the display panel can be reduced. By setting openings in the portions of the two sub-filter layers with colors different from the light-emitting devices corresponding to the light-emitting devices, the light emitted by the light-emitting devices can pass through the openings, thereby ensuring the luminous efficiency and color purity of the display panel. The sub-filter layers with colors different from the light-emitting devices around the openings can absorb some of the large-angle light emitted by the light-emitting devices. This not only avoids lateral light leakage between adjacent light-emitting devices that leads to color mixing, but also reduces the attenuation of the light emitted by the light-emitting devices at large viewing angles, thereby improving the color shift of the display panel at large viewing angles.

The utility model provides a rotary drum type color mixing device for design, which comprises a base, a cylinder fixedly mounted on the base, six layers of sliding rails fixedly mounted on the outer wall of the cylinder, a sliding ring slidably mounted on the sliding rails, three pigment trays fixedly connected to the peripheral side of the sliding ring, and a color mixing tank and a cleaning tank arranged on the base around the cylinder, the top end of the cylinder is fixedly provided with a top plate, and the periphery of the top plate is fixedly provided with sector plates. The sliding ring is rotatably connected outside the cylinder, the paint plates are fixedly connected outside the sliding ring, the paint plates are installed in a stacked mode, the paint plates on the upper layer can seal the paint plates on the lower layer, the lifting rod is arranged in the cylinder, and the lifting rod ascends and descends to drive the limiting ball to move through the cross rod, so that limiting of the sliding ring is relieved, and the sliding ring on the upper layer is rotated. The sliding rings and the pigment plates are fixedly connected through the countersunk bolts, so that disassembly, assembly, cleaning or maintenance and replacement are facilitated.

The invention discloses a machining mold and a forming method of an automobile cold and warm cup stand part, the machining mold comprises a bottom plate, a bottom mold, a first front mold and a second front mold, the bottom mold comprises a rear mold base, a rear mold core, a rear mold plate, an ejector plate and a rear mold base plate, and the ejector plate is movably arranged relative to the rear mold core in the mold closing and splitting direction; the second front mold and the second mold core are provided with movable connecting rods for mold closing and opening linkage; the clearance assembly drives a connecting arm to move relative to the second mold core through an electric cylinder unit to limit the second-section displacement of the second mold core in mold closing; according to the mold, two-section displacement is generated in the injection molding process, the color mixing influence on double-color injection molding is reduced, a manual cutting board is arranged to conveniently control opening and closing of a runner, participation of a power unit is reduced through an arranged core-pulling linkage structure, installation of a control and feedback switch is reduced, the overall complexity of the mold is simplified, and the production efficiency is improved. The mold is convenient to use.

The application discloses a kind of short-range extrusion device and working method for realizing multicolor mixing, solve the printing precision of prior art long-range feeding printing device, the movement precision of short-range feeding printing device is low, with the beneficial effect of improving printing precision, specific scheme is as follows: a kind of short-range extrusion device for realizing multicolor mixing, including driving module, feeding extrusion module, color mixing proportion control module and mixed extrusion module connected in sequence, power assembly is provided with multiple output shafts, each output shaft is respectively matched with corresponding feeding component, feeding extrusion module includes feeding fixed seat, feeding fixed seat supports tensioning mechanism, the clamping force between feeding component and tensioning mechanism is adjustable, multiple coaxial baffles are arranged between color mixing proportion control module and mixed extrusion module, the baffle is provided with the shielding groove that can be communicated with melt cavity, the baffle can be rotated so that the shielding groove shields part of melt cavity to realize flow regulation.

The dye color mixing system comprises a support, a dye color mixing barrel is fixed to the support, a barrel cover is installed on the dye color mixing barrel, an adding opening is formed in the barrel cover, a discharging opening is formed in the bottom of the dye color mixing barrel, a discharging pipe is fixedly connected to the discharging opening, and a dye color mixing barrel is fixedly connected to the discharging pipe. A valve is fixed to the discharging pipe, a stirring mechanism used for stirring dye in the dye color mixing barrel is further arranged on the barrel cover, an upper mounting plate and a lower mounting plate which are arranged up and down are further arranged on the side portion of the support, the upper mounting plate and the lower mounting plate are connected through a stand column, and a guide sleeve is slidably connected to the stand column; a linkage plate is fixed between the guide sleeves, the linkage plate is fixedly connected with the storage table through a connecting frame, and the linkage plate is further connected with a driving assembly capable of enabling the linkage plate to move up and down; and methods of use thereof.

The present invention provides a multi-color light-emitting system driving method and apparatus, and a backlight system. The multi-color light-emitting system driving method comprises: respectively performing centralized adjustment on the wavelengths of a plurality of light-emitting elements of each light-emitting color, so that the wavelengths of the plurality of light-emitting elements of each light-emitting color tend to be consistent; respectively performing consistency adjustment on the light-emitting brightness of the plurality of light-emitting elements of each light-emitting color, so that the light-emitting brightness of the plurality of light-emitting elements of each light-emitting color tends to be consistent; and mixing a plurality of light-emitting colors of light-emitting units according to a component ratio required by a target color temperature. In the technical solution of the present invention, by means of centralized adjustment of the wavelengths of the plurality of light-emitting elements of each light-emitting color, the light-emitting consistency is improved; furthermore, by means of brightness consistency adjustment, the uniformity is improved; the centralized adjustment of the wavelengths does not affect the inherent color gamut of the light-emitting elements, and the color gamut obtained after color mixing is wider; and color mixing according to the component ratio of the target color temperature achieves the maximum light-emitting brightness at a certain color temperature.