38results about How to "No color distortion" patented technology

The invention provides a manufacturing method of a flexible display device. In the manufacturing method, a water and oxygen barrier layer is directly arranged on a flexible polymer substrate, and then arranged on an organic light-emitting diode in a bonding manner, so that the film-forming compactness of the inorganic barrier layer can be improved, and accordingly the water vapor and oxygen permeation preventing capability of the water and oxygen barrier layer is improved, degradation and deterioration of various materials in the organic light-emitting diode are prevented and the service life of the flexible display device is prolonged; the manufacturing process of the organic light-emitting diode and the manufacturing process of the water and oxygen barrier layer are not required to be sequentially carried out, the water and oxygen barrier layers on a first flexible polymer substrate and a second flexible polymer substrate can be manufactured synchronously or manufactured on the same flexible polymer substrate, and a cutting process is performed as required, so that a production process can be simplified and purposes of improving the production efficiency and reducing the cost are achieved. The invention further provides the flexible display device manufactured by the manufacturing method. The flexible display device is relatively long in service life.

A high-resolution OLED device comprises pixel units which are distributed into matrixes, each pixel unit comprises four pixels, and each pixel comprises a red sub-pixel, a green sub-pixel and a blue sub-pixel; each red sub-pixel, the corresponding green sub-pixel and the corresponding blue sub-pixel are distributed in a shape like a Chinese character 'pin' in the corresponding pixel, and the red sub-pixels, the green sub-pixels and the blue sub-pixels of every two adjacent pixels in each pixel unit are symmetrical with respect to the public edge of the corresponding pixels. The high-resolution OLED device has the advantages that a manufacturing method is based on the proven FMM technique in the industry, but according to the special pixel distribution mode, a MASK evaporated with organic light-emitting materials is in a mesh shape, and each open hole corresponds to four sub-pixels. Under the situation of the same resolution, sizes of the open holes and sizes of connection bridges of the MASK are larger. A high-resolution OLED display screen can be manufactured on the basis the proven FMM technique in the industry; alternatively under the situation of the same resolution, the requirement for MASK processing and OLED display screen manufacturing processes can be reduced, and improvement on the product yield is facilitated.

A color image enhancement method for a metrological microscopy belongs to the fields of optical micro-techniques and metrological testing techniques and solves the problem of color distortion of a color image caused by enhancing the color image by use of a conventional enhancement technique. In the method, an image is directly transformed to an HSI (Hue, Saturation and Intensity) space by use of a Retinex algorithm, then the image can be transformed from an RGB (Red, Green, Blue) color space to the HSI color space, an original chrominance component H(x,y) is kept unchanged, but an original luminance component I(x,y) and an original saturation component S(x,y) are changed; and then the image is transformed to the RGB space through an inverse operation. Therefore, a lot of operation time can be saved; and since the original chrominance component H(x,y) is not changed, the final color tone of the image is supposed to remain unchanged, the color distortion is not caused. The color image enhancement method for the metrological microscopy is mainly used for processing the color image.

The invention is suitable for the commodity anti-counterfeiting verification field, and provides a commodity anti-counterfeiting verification method, a commodity anti-counterfeiting verification system, and a bar code scanning device. The commodity anti-counterfeiting method comprises steps that according to a space geometric relation among various characteristic points in surface characteristic information, the surface characteristic information is reconstructed into a plurality of two-dimensional or three-dimensional anti-counterfeiting images in a digital domain, and an anti-counterfeiting digital image set comprising a plurality of anti-counterfeiting digital images is generated; a commodity bar code database is established, and bar code information and the anti-counterfeiting digital image set are stored; in the commodity bar code database, an association relation between the bar code information of each commodity and the anti-counterfeiting digital image set is established. By adopting the contact-type scanning of the bar codes of the commodities, the anti-counterfeiting digital images corresponding to the bar codes of the commodities are acquired, and the anti-counterfeiting function of the commodities is realized by using the digital images of the bar codes of the commodities.

The invention discloses a method and a device for color combination in high-dynamic-range image combination. The method comprises the steps of respectively determining a first color difference adjusting function and a second color difference adjusting function according to brightness value distribution of pixels in an objective LE image and an objective HE image; adjusting the color difference values of the objective LE image and the objective HE image according to the first color difference adjusting function and the second color difference adjusting function, combining the intermediate color difference value of an intermediate high-dynamic-range image according to the adjusted color difference value; obtaining the combined brightness value of an objective high-dynamic-range image; determining a saturation adjusting factor according to the brightness values of the pixels in the objective LE image and the objective HE image, the combined brightness value of the objective high-dynamic-range image, the first color difference adjusting function and the second color difference adjusting function; and adjusting the intermediate color difference value of the intermediate high-dynamic-range image by means of the saturation adjusting factor, thereby generating the combined color difference value of the objective high-dynamic-range image. The method for color combination can prevent color distortion.

The invention discloses a self-adaptive enhancement method for an image with uneven brightness. The method comprises the following steps: converting a color space of an original image; respectively enhancing an illuminance component and a reflection component of image brightness; correcting the brightness component, reasonably combining the corrected illuminance component and the original illuminance component in a spatial domain, and realizing adaptive correction of the contrast component, wherein the brightness value of a bright pixel is not excessively changed while the brightness value ofthe dark pixel is increased, and adaptive enhancement of an image with non-uniform brightness is realized. The method not only can improve the brightness of the dark area of the image, but also can keep the brightness of the bright area of the image stable, has no color distortion after image enhancement, and has strong universality.

The invention discloses a method for designing a printing bottom piece of an aluminum two-sheet zip-top can. In the method, the printing bottom piece is provided with six colors including white; white is an integral ground color and is coated and dried by a white ground coater; and then the other five colors are printed by a six-color printing machine. The method is characterized in that when designing the printing bottom piece for color separation, one color pattern of the five colors is divided into two bodies and overprinted through two monochromatic oil stations, and the invention is particularly suitable for the printing bottom piece of Wanglaoji brand. By adopting the invention, the effects of attractive product appearance, non-lossy colors and no ghosting with good printing effect can be realized.

The invention discloses an image rapid defogging method and a device, a terminal and a storage medium, and the method comprises the steps: dividing an original foggy image into a sky region and a non-sky region through a sky region recognition algorithm; performing CLAHE enhancement on the sky region through a CLAHE enhancement algorithm to obtain a defogged image of the sky region; through an improved dark channel theory, firstly performing dark primary color enhancement and CLAHE enhancement on a non-sky area, then taking the mean value of the dark primary color enhancement and the CLAHE enhancement to enhance the contrast ratio and the brightness, and a defogged image of the non-sky area is obtained; and performing defogging restoration processing on the defogged image of the sky area and the defogged image of the non-sky area to obtain a defogged image corresponding to the original foggy image. According to the method, the problem of sky area failure in the prior art can be effectively avoided, the problems of sorting and cyclic traversal in the atmospheric light value calculation process are reduced, implementation of an algorithm on hardware is facilitated, and meanwhile theeffects of appropriate brightness, obvious details, overall image balance and color distortion prevention can be achieved.

The invention belongs to the technical field of transfer printing, and discloses a cold transfer printing method and a cold transfer printing film for color printing or pattern printing on the surface of metal materials. In this method, the ink on the transfer film is transferred to the surface of a metal workpiece through an adhesive, and the material of the metal workpiece is preferably stainless steel, aluminum or iron. The invention also provides a stainless steel, aluminum or iron workpiece printed with fluorocarbon ink on the surface, and a cold transfer film, the ink on the transfer film is preferably fluorocarbon ink. The cold transfer printing method of the present invention does not need heating, and the color and pattern can be transferred to the surface of the workpiece by embossing, which is easy to produce, and has firm adhesion, no distortion of color, and clear pattern texture. The cold transfer printing method of the present invention realizes the transfer printing of fluorocarbon ink on the surface of metal materials, especially stainless steel, aluminum and iron workpieces, and solves the problem that fluorocarbon ink cannot be transferred on the surface of stainless steel, aluminum and iron materials, and the used The materials are all common materials, easy to obtain, and excellent technical effects have been achieved through technical improvement.

The invention relates to the technical field of display, and discloses a backlight module, which comprises a light guide plate and light strips which are arranged on the light guide plate, wherein the light strips are provided with white light sources; the backlight module is characterized in that the light strips are also provided with monochromatic sources of at least one color in N preset primary colors; and N is greater than or equal to 1. The invention also discloses a display device comprising the backlight module. The monochromatic sources are embedded into the LED (Light Emitting Diode) light strips, so that the color gamut representation range of the LED backlight display system is improved, the size of a sub-pixel point is required to be changed in order to be matched with a special backlight source for use, and the phenomenon of color distortion is avoided while the color gamut range of the display system can be improved and the color presentation is increased.

The invention discloses a liquid crystal multilayer film and a preparation method thereof, and belongs to the technical field of optical films; the liquid crystal multilayer film provided by the invention comprises an ultraviolet blocking material and a cholesteric-phase liquid crystal layer, a cholesteric-phase liquid crystal comprises a polymerizable liquid crystal monomer, a polymerizable chiral dopant and a photoinitiator, and ultraviolet rays and near infrared rays in natural light can be filtered by using the liquid crystal multilayer film, so that the harm of the ultraviolet rays to people and objects is reduced while the heat effect of the natural light is reduced, the visible light has high luminous flux, and the color of the natural light passing through the liquid crystal multilayer film is not distorted.

The invention discloses an enhancement method and system of a low-illumination image and a storable medium, and belongs to the technical field of image processing, and the method comprises the steps: firstly inputting the low-illumination image, converting the low-illumination image from an RGB color space to an HSV color space, and extracting a hue component H, a brightness component V and a saturation component S of the HSV color space; according to the brightness component V, adjusting global brightness by using a global adaptive enhancement function to obtain a first enhanced image; according to the brightness component V, using local contrast enhancement to obtain a second enhanced image; the two images are fused; and finally, converting the fused image F from the color space HSV to the RGB color space to obtain an enhanced image. According to the method, the information of the space field is considered, so that the enhanced image is more natural, the color is not distorted, and the effect of the low-illumination image is effectively improved. And compared with other mainstream algorithms, the method has the characteristics of better effect, simple operation, low time complexity and the like.

The invention discloses a texture image color correction method, medium, terminal and device, and the method comprises the following steps: employing a target light source to irradiate a reference plane, collecting a test texture image of the reference plane, and calibrating the brightness of the target light source; irradiating the to-be-measured object by adopting the target light source after brightness calibration, collecting a target texture image of the to-be-measured object, and generating a reflection coefficient of the to-be-measured object; and correcting the brightness of the to-be-measured object in the target texture image according to the reflection coefficient of the to-be-measured object. According to the invention, the light intensity distribution of the light source can be calibrated without complex equipment; color correction is carried out on the collected texture image by combining information such as depth and normal of the object; the brightness of the same material area on the object is ensured to be consistent in the plurality of texture images with different acquisition distances and different acquisition angles, so that the overall brightness of the texture map is ensured to be uniform, the color is ensured not to be distorted, and the final texture mapping effect is enabled to be more natural and vivid.

The invention provides a detection and early warning method and system at a traffic intersection and a curve. The method comprises the following steps: continuously collecting original images at a first preset distance from a target intersection or a target curve through camera equipment; carrying out defogging processing on the original image through a defogging algorithm based on a conditional generative adversarial network to obtain a fogless image; detecting vehicles and pedestrians in the fog-free image through an image detection network; and when the target object is detected, displaying the target object and the distance between the target object and the intersection or the curve through warning equipment. According to the invention, complex road sections such as curves and intersections can be monitored in real time, accurate and timely road condition information is provided for drivers, the blank of rural curve and intersection early warning schemes is filled up, the method is suitable for complex rural environments, and the occurrence rate of rural traffic accidents is greatly reduced.

The invention belongs to the technical field of screen protection materials, and particularly relates to an anti-blue-ray eye-protection terminal screen protection film for children. The invention firstly provides an anti-blue-ray auxiliary agent which does not cause color distortion of a display screen while realizing blue-ray adjustment, is safe, non-toxic, high in stability and strong in protective effect, and further provides an anti-blue-ray eye-protection terminal screen protective film for children, which is prepared on the basis of the anti-blue-ray auxiliary agent. The anti-blue-ray eye-protection terminal screen comprises a stripping layer, an anti-blue-light glue layer, a base material layer and an anti-scratch layer; the anti-scratch layer covers the upper surface of the base material layer, the anti-blue-light performance is good, the problems of screen brightness reduction and color distortion cannot be caused, and the anti-blue-ray eye-protection terminal screen is highin hardness, resistant to scratch, good in heat resistance and long in service life.

This invention puts forward a total compatible stereoscopic TV system realized by a mono-lens double optical path camera characterizing that an optical switch of right and left inversion is placed at the position of a focus object lens of a camera to separate the parallax images of right and left eyes controlled by the field synchronization and the parallax image signals are processed and added by stereo-synchronous signals and transmitted to a TV receiver via an ordinary TV system, the receiver displays the panel image again without double images and containing stereo-information watched by bared eyes, an optical polarizer controlled by stereo-synchronous signals assigns the mutual-vertical optical polarization character to adjacent field TV pictures and uses related polarized glass to watch 3-D relief TV images.

The invention provides a phosphor composition for eye-protection lamp tubes and a finished fluorescent lamp tube made with the phosphor composition. The phosphor composition comprises, by weight, 65-70 parts of red phosphor Y2O3:Eu, 16-28 parts of green phosphor CeMgL11O19:Tb, 2-5 parts of twin-peak blue phosphor BaMgA10O17:(Eu and Mn), and 4-10 parts of yellow phosphor Y3AI2O12. The phosphor composition has four primary colors as compared with common phosphor having three primary colors and has light more approximate to sunlight. The light emitted by the phosphor composition feels warm and comfortable uniquely, color deviation of an object being watched can be improved greatly, and the color of the object is soft and nonirritating without distortion in the light. Eye fatigue in watching the object can be reduced greatly, and eyes are protected.

According to the image processing method, system and device and the medium provided by the invention, an image processing mode is designed for the existing problems, and the mode can distinguish a high-definition image from a low-definition image from a real image; a degradation model is further designed, features of the low-definition images can be learned firstly, simulated low-definition imagesin one-to-one correspondence with the high-definition images are generated, and the problem that a super-resolution model is difficult to train on a real image is solved; meanwhile, a filter mechanism is further designed, the image is split into a high-frequency part and a low-frequency part, and the super-division effect of the real image is remarkably improved. Moreover, the method has universality, and according to different application scenes, the optimal super-resolution effect of the scene can be obtained only by using corresponding real images for training. The image after the image quality is improved through the super-resolution model has the advantages of no color distortion, clear details, sharp edges and good overall impression.

The invention discloses an internally pasted perspective membrane and a manufacturing method thereof. The internally pasted perspective membrane comprises a perspective membrane body which comprises a self-adhesion transparent soft plastic membrane and a sizing transparent plastic membrane, wherein the self-adhesion transparent soft plastic membrane can absorb ink; the sizing transparent plastic membrane can prevent the self-adhesion soft transparent plastic membrane capable of absorbing the ink from being stretched so as not to deform; a developing printing layer is arranged between the sizing transparent plastic membrane and the self-adhesion transparent soft plastic membrane capable of absorbing the ink; photic zones are distributed on the developing printing layer, and the surface (which are back to the developing printing layer and the photic zones) of the self-adhesion transparent soft plastic membrane capable of absorbing the ink serves as a printing ink absorbing surface and a pasting surface. According to the internally pasted perspective membrane and the manufacturing method thereof, not only are pictures convenient to print and paste by users, but also the pasted pictures can not fall off because of contraction distortion, and the self-adhesion transparent soft plastic membrane (at the photic parts) capable of absorbing the ink also can absorb the ink and be colored, so that the printed pictures are complete and uninterrupted; not only is the definition of the pictures high, but also the picture can be displayed from the reverse surface.

The invention discloses a stereoscopic display, which comprises a liquid crystal display (LCD), a backlight polaroid, a light-emitting diode (LED) backlight source A, an LED backlight source B and a control unit. A display control method comprises the following steps of: alternatively displaying pictures shot by a stereoscopic camera from left eye pictures to right eye pictures through the LCD; and controlling the LED backlight source A and the LED backlight source B to emit light in the left eye pictures and the right eye pictures, wherein light rays emitted by the LED backlight source A andthe LED backlight source B pass through linear polaroid elements with mutually vertical polarization directions in the backlight polaroid; formed polarized light passes through the LCD; an observer can alternatively see the left eye pictures and the right eye pictures shot by the stereoscopic camera with a left eye and a right eye by wearing linear polaroid eyeglasses with mutually vertical polarization directions on the left eye and the right eye; and a stereoscopic image can be seen by brain processing of a human body. The stereoscopic display is easy to realize, has high stereoscopic impression and high picture quality, makes watching comfortable and can be applied to occasions such as televisions, computer displays, digital photo frames and the like.

The present invention discloses a backlight module, which comprises a light guide plate and a light bar disposed on the light guide plate, wherein white light sources and monochromatic light sources having at least one color of N primitive colors wherein N is greater than or equal to 3. The present invention further discloses a display device comprising such a backlight module. With the present invention, the color gamut range of a light-emitting diode (LED) backlight display system can be widened.

The invention relates to the technical field of high dynamic range, and discloses a noise suppression algorithm in a high dynamic range image fusion process, which comprises a brightness partition, the output end of the brightness partition is in signal connection with the receiving end of a block filter, and the output end of the block filter is in signal connection with the receiving end of a structure tensor. The output end of the structure tensor is in signal connection with a receiving end of noise level estimation, the output end of noise level estimation is in signal connection with a receiving end of sparse denoising, the output end of sparse denoising is in signal connection with a receiving end of image reconstruction, and the output end of image reconstruction is in signal connection with a fused receiving end. Noise levels are estimated for different brightness areas of the image so as to guide sparse denoising of the image, noise of a low-brightness area of the image can be effectively suppressed, and a result obtained through the algorithm is basically invisible in image noise, free of color distortion, good in image texture retention and free of an excessive smooth phenomenon.

The invention discloses a low-light image enhancement method based on an optimized Bezier curve. The method comprises the following steps: inputting a low-light image to be processed into a Bezier curve model; setting an enhancement parameter of the low-light image, and optimizing the enhancement parameter based on the whale algorithm model; calculating a weighted probability distribution function of the low-light image according to the optimized enhancement parameter; calculating a weighted cumulative distribution function of the low-light image according to the weighted probability distribution function; calculating a weighted average exposure value of the low-light image according to the weighted cumulative distribution function; and optimizing the Bezier curve model according to the weighted cumulative distribution function and the weighted average exposure value to obtain an enhanced image. According to the method, the enhancement parameters of the low-light image are optimized through the whale algorithm model, the enhancement parameters are controlled at appropriate positions, excessive enhancement and insufficient enhancement can be avoided, strong noise in the low-light scene can be reduced through the over-weighted average exposure value, and the enhanced image with rich details and better quality is obtained.

An interior-adhering transparent film and preparation method therefor, comprising a transparent film body. The transparent film body includes a self-adhesive, ink-absorbing, transparent plastic soft film and a shape-fixing transparent plastic film that prevents the self-adhesive, ink-absorbing, transparent plastic soft film from deforming caused by stretching. Provided between the shape-fixing transparent plastic film and the self-adhesive, ink-absorbing, transparent plastic soft film is a color-rendering print layer. Distributed on the color-rendering print layer are transparent areas. On the self-adhesive, ink-absorbing, transparent plastic soft film, the side facing away the color-rendering print layer and the surface of the transparent areas is the side that absorbs print ink and adheres. The present invention enables users to conveniently jet draw and adhere pictures, and also ensures that the pictures do not peel off due to contraction and deformation. The color-rendering print layer and the transparent areas ensure picture display clarity, light transmission, and transparency. As the self-adhesive, ink-absorbing, transparent plastic soft film absorbs ink and is colored even at the transparent areas, the pictures jet drawn are complete and uninterrupted, thereby providing high clarity for the pictures, and enabling the picture being displayed on the reverse side.

The invention discloses a LCD weakening light system of three basic colors(RGB) unit sealed LED and includes a light source module, a reflecting box and a light blender. The light source module contains several light source parts composed of RGB LED chips. One LED chip is sealed in one unit parts and then the part is arranged to form a light source. Moreover, The RGB chip of every LED light source can be driven independently to guarantee that the three color lights have the temperature and brightness required when it arrives at the weakening light system. The lights can be mixed in a unit sealed. The light blender is a light transmission plank of refraction and diffraction admixture. The plank is a light refraction component and its surface has tiny stair array structure. To gain more uniform light, use different dispersion layers or brightness increasing films.

The invention provides a data drive method, a data driver and an AMOLED displayer. When a line charging time Gi of a certain sub-frame is greater than or equal to a charging time threshold value Gth, standard drive voltage Vdata is adopted for driving; when the line charging time Gi of a certain sub-frame is smaller than the charging time threshold value Gth, a drive voltage value Vdi of the sub-frame is increased so that the drive voltage value of the sub-frame can be greater than the standard drive voltage Vdata, wherein i represents a sub-frame number. By means of the technical scheme, the pixel charging speed of the sub-frame insufficient in charging time can be effectively improved, charging of the sub-frame can be completed and accurate gray scale data can be obtained within shorter time so as to ensure that accurate gray scale information can be obtained during picture composition, and color distortion is not caused.

An image processing method, system, device and medium provided by the present invention, aiming at the current problems, designs an image processing method, which can distinguish high-definition images and low-definition images from real images; and also designs a The degradation model can first learn the characteristics of the low-definition image, and generate a simulated low-definition image corresponding to the high-definition image one by one, which solves the problem that the super-resolution model is difficult to train on the real image; at the same time, the present invention also designs a filter mechanism, Splitting the image into high-frequency and low-frequency parts significantly improves the super-resolution effect of real images. Moreover, the present invention has versatility, and according to different application scenarios, the optimal super-resolution effect of the scenario can be obtained only by using corresponding real images for training. Moreover, the image after the image quality is improved by the super-resolution model in the present invention has no distortion in color, clear details, sharp edges, and a good overall look and feel.

A color image enhancement method for a metrological microscope belongs to the fields of optical microscopy technology and metrological testing technology. It solves the problem of color distortion caused by using traditional enhancement technology to enhance color images. The present invention uses the Retinex algorithm to directly transform the image into the HSI space. Then the image can be converted from the RGB color space to the HIS color space, keeping the original chroma component H(x,y) unchanged and changing the original brightness component I(x,y ) and the original saturation component S(x,y). Then the image is converted to RGB space through inverse operation, which can save a lot of calculation time. Since the original chroma component H(x,y) is not changed, the final hue of the image should remain unchanged without causing color distortion. The invention is mainly used for processing color images.

A 3D film watching system suitable for an electronic screen comprises shutter type 3D glasses, a video conversion player and a video detection controller, the video conversion player converts a 3D video picture in a left-right format into a left-eye picture and a right-eye picture, the left-eye picture and the right-eye picture are sequentially and alternately played on the whole screen, recognition color blocks are arranged on the output left-eye picture and the output right-eye picture, a video detection controller is installed in front of a screen for identifying color blocks, the video detection controller sends a control signal to shutter type 3D glasses worn on the head through detected color block changes, and the shutter type 3D glasses are controlled to enable the left eye of a human body to only see a left eye picture presented on the screen and the right eye of the human body to only see a right eye picture on the screen. In this way, a 3D picture is presented in human vision. The beneficial effects are that a user can easily watch 3D movies through screens of electronic devices such as a PC, a television, a tablet computer and the like.

The invention discloses a method and device for color synthesis in high dynamic range image synthesis. The method includes: respectively determining the first and second color values ​​according to the value distribution of the brightness values ​​of pixels in the target LE image and the target HE image. A color difference adjustment function; adjust the color difference values ​​of the target LE image and the target HE image respectively according to the first and second color difference adjustment functions, and use the adjusted color difference value to synthesize the intermediate color difference value of the middle high dynamic range image; obtain the target The composite brightness value of the high dynamic range image; according to the brightness value of the pixel point in the target LE image and the target HE image, the composite brightness value of the target high dynamic range image, and the first and second color difference adjustment functions, determine the saturation adjustment factor; adopt The saturation adjustment factor adjusts the intermediate color difference values ​​of the intermediate high dynamic range image to generate the composite color difference value of the target high dynamic range image. With this color synthesis method, no color distortion will occur.