142 results about "White Spots" patented technology

The utility model provides a flat plate type transfer ironing machine test structure for simulating white dots of a roller type transfer ironing machine, which comprises a flat plate type transfer ironing machine, the flat plate type transfer ironing machine comprises a bottom plate and a heating plate, transfer printing paper and a printing stock are arranged between the heating plate and the bottom plate, and a breathable carrier is arranged on one surface of the transfer printing paper, which is not contacted with the printing stock. The number of white dots after transfer printing of the flat plate type transfer ironing machine is increased; compared with the prior art, the air permeability of the periphery of the transfer printing paper is changed, so that the transfer printing effect on the flat plate type transfer ironing machine can be close to that of a roller type transfer ironing machine, and white spots which can appear on the roller type transfer ironing machine but cannot appear on the flat plate type transfer ironing machine can be transferred by the flat plate type transfer ironing machine; transfer paper manufacturers can adjust the process in time and improve the transfer paper.

The present technique relates to an imaging device and an electronic device that can further suppress the occurrence of white spots and dark current.The imaging device includes: a photoelectric conversion region including a first semiconductor region containing a first impurity and a second semiconductor region containing a second impurity; and a layer region including at least a first layer containing a high concentration of the first impurity and a second layer made of a predetermined material on a light incident surface side of the photoelectric conversion region. The imaging device further includes a pixel array part including the photoelectric conversion region disposed therein in an array form; and a pixel peripheral part including a processing unit that is disposed therein and processes a signal from the pixel array part. The pixel peripheral part is provided with a layer region not including the first layer. The present technique is applicable to, for example, an imaging device such as an image sensor.

The invention discloses an AI-based multi-disease chronic disease information intelligent management system, and relates to the technical field of medical information, and the system is provided with a laser response capture module and a multi-dimensional data processing module, and can collect an RGB image data set and an infrared thermogram data set of a skin area at a set time point after laser treatment, and can obtain an RGB image data set and an infrared thermogram data set; and performing standardization processing and white spot region segmentation on the image based on an AI image processing model, and further extracting morphological parameters such as area, edge curvature kurtosis and tangential direction disturbance of the white spots and thermal parameters such as a temperature gradient recovery value, temperature change curvature and regional heat flux density. According to the system, a structural convergence tension index STCI and a thermal response consistency mapping index HRCI are calculated through cooperative work of a structural convergence analysis module and a thermal recovery analysis module, the skin response process is comprehensively measured from the two dimensions of structure and thermal power, and the problem of inaccurate evaluation caused by traditional visual observation and subjective judgment is effectively solved.

The embodiment of the invention provides a device and method for inhibiting white spots on the back of a wafer in the epitaxy process, the device for inhibiting the white spots on the back of the wafer in the epitaxy process is optimized, the device comprises a graphite disc, a cyclone tray, a supporting piece and a gas supply device, the top of the graphite disc is used for placing a substrate, the graphite disc is provided with a through type air hole, and the cyclone tray is arranged in the through type air hole; the cyclone tray is arranged at the bottom of the graphite plate; the supporting piece is used for supporting the graphite disc, so that an airflow space is formed between the graphite disc and the cyclone tray, and the airflow space is communicated with the air hole; the cyclone tray can drive the graphite disc to rotate through the supporting piece; the gas supply device is used for generating gas flow into the gas flow space, so that the pressure intensity of the lower surface of the substrate is smaller than that of the upper surface, the Bernoulli effect is generated, the substrate is fully attached to the graphite disc, and therefore the probability that epitaxial growth gas makes contact with the lower surface of the substrate is reduced; the problem of back white mist abnormity caused by the fact that epitaxial gas enters the carbon surface of the substrate to participate in the reaction is solved, and the yield of the epitaxial wafer is further improved.

The invention discloses a tamarix ramosissima PDS gene VIGS silencing system as well as a construction method and application thereof, and relates to the technical field of plant genetic engineering. The sequence of the specific nucleotide fragment for silencing the PDS gene of tamarix ramosissima disclosed by the invention is as shown in SEQ ID NO. 1. According to the invention, a specific nucleotide fragment for silencing the PDS gene of tamarix ramosissima is connected to a pTRV2 vector to construct a vector pTRV2: TrPDS, namely a VIGS silencing system of the PDS gene of tamarix ramosissima. The result of the embodiment shows that the expression quantity of the PDS gene in the Bensi tobacco leaves silenced by the VIGS silencing system is obviously reduced, so that the white spot whitening phenomenon of the leaves is caused. The invention establishes a low-cost, short-period, easy-to-operate and high-efficiency VIGS virus silencing system of tamarix chinensis, and can be used for preliminary screening and identification of tamarix chinensis functional genes.

According to the image processing method and device provided by the invention, aiming at the characteristics of source intensity fluctuation of an accelerator neutron source, instantaneity and randomness of neutron photography white spot noise and the like, a detection-positioning-replacement mechanism is adopted to process a multi-frame image sequence so as to realize image denoising. The method comprises the following steps: firstly, for each pixel position, judging whether each frame at the pixel position contains noise or not by using a noise reference value obtained based on time domain median filtering, and replacing the gray value of the noise-containing frame with the average value of the gray values of the noise-free frames at the pixel position; fusing the replaced frame sequences and traversing all pixel positions to obtain a primary denoising fusion image; and then, judging whether each fused pixel contains residual noise or not by using a spatial filtering method, and for each pixel containing the residual noise, carrying out gray value replacement of a noisy frame again by using another noise reference value which is not based on time domain filtering and traversing all pixel positions to obtain a secondary de-noised fused image.

A method for training a reinforcement learning (RL) agent for an industrial process system includes training the RL agent with plant historical data of the industrial process system, and retraining the RL agent using plant historical data and a low-fidelity simulator of the industrial process system. Retraining the RL agent includes analyzing the plant historical data to identify white spots as regions of process states and dynamic behavior that have not been explored during the training the RL agent, and retraining the RL agent by prioritized exploration with information gained from the white spots and with simulated data provided by simulating the industrial process system with the low-fidelity simulator.

The invention belongs to the technical field of traditional Chinese medicine, and particularly relates to a traditional Chinese medicine decoction for treating vitiligo and a preparation method thereof.The traditional Chinese medicine decoction for treating vitiligo is prepared from ten medicinal materials including notopterygium root, divaricate saposhnikovia root and the like according to the core pathogenesis of vitiligo rheumatism stagnated heat syndrome, the brand new theory of treating both black and white diseases and both black and white diseases is creatively provided, and on the basis of the theory, the traditional Chinese medicine decoction for treating vitiligo is prepared into the traditional Chinese medicine decoction for treating vitiligo. White spots and surrounding deepened skin are brought into systematic conditioning for the first time, the formula is compatible with black and white medicine pairs, black is used for treating white, white is used for treating black, overall conditioning and two-way adjustment are achieved, the white spots can recover to the normal skin color, and due to the innovative application of the two groups of black and white medicine pairs (wine-processed rhizoma chuanxiong, radix angelicae sinensis, radix rehmanniae preparata and radix paeoniae alba) in the formula, black is used for treating white, white is used for treating black, and two-way adjustment is achieved. And meanwhile, the clinical piebald skin disease symptom is also eliminated, so that the white spots recover to the normal skin color.

The application discloses a method for quantitatively analyzing the infection degree of white spots in the spleen of Pseudosciaena crocea based on machine learning, and relates to a threshold segmentation technology of machine learning. 1) Data acquisition: dissect the Pseudosciaena crocea infected with internal visceral white spot disease, use a high-definition camera to shoot the spleen, and acquire pictures of the white spots in the spleen to be quantitatively analyzed; 2) creation of an interactive segmentation GUI interface: used for reading the pictures of the white spots in the spleen of the Pseudosciaena crocea and automatically converting the pictures into binary images; 3) running of a main program: the main program is written by a python code and is used for the GUI interface to display the selected pictures on the interactive segmentation GUI interface, so that the pictures are provided for contrast segmentation in the next step; 4) picture processing: selecting the pictures, drawing a frame to select a region to be segmented, adjusting a segmentation threshold to acquire a relatively accurate segmentation result, and realizing visual interactive segmentation of the white spots in the spleen; and 5) quantitative analysis: realizing the quantitative analysis of the infection degree of the white spots in the spleen of the Pseudosciaena crocea by the proportion of the white spots in the spleen.

The application discloses a preparation method of high-efficiency aldehyde-removing liquid, and a product and application thereof. By adopting microcapsule-coated nano zinc oxide particles with photocatalytic activity, the function of removing formaldehyde is exerted, and meanwhile, due to the isolation of the microcapsule wall material, damage of the photocatalytic oxidation reaction to the base organic material is avoided. The microcapsule in the high-efficiency aldehyde-removing liquid has a suitable size, is not easy to penetrate into the inside of porous materials such as fabrics and wood, is easy to wipe clean, and cannot cause white spot residue to affect the appearance. The application is suitable for different material furniture surfaces without leaving white spots, and is harmless to organic material furniture.

The present application relates to the field of furniture manufacturing, and particularly relates to a five-axis printing device, which comprises a portal frame, a Z-axis adjusting assembly, an A-axis adjusting assembly, a C-axis adjusting assembly and a car head assembly, the Z-axis adjusting assembly is installed on the portal frame and is used for adjusting the printing height, the A-axis adjusting assembly is installed on the Z-axis adjusting assembly and is used for adjusting the printing rotation angle, and the C-axis adjusting assembly is installed on the A-axis adjusting assembly and is used for adjusting the printing inclination angle to realize the printing of a complex curved surface of a plate. The present application can print patterns on the side surface of the plate, and can effectively solve the problems of white spots, inaccurate pattern alignment and scratches on the intersection of the side surface and the large surface of the plate in the traditional process; and when printing the round corner and chamfer part, the C-axis adjusting assembly is used to make the nozzle inclined and fit the round corner and chamfer part, so that the effective printing of the round corner and chamfer part of the plate is realized.

The present invention relates to the technical field of graphic positioning cutting, and particularly to a method for graphic glue color development positioning based on a transfer technology, comprising the following steps: coating graphic glue on the surface of a substrate and drying it; covering the entire substrate with a transfer substrate attached with a color-developing material, and applying an initial pressure to make the color-developing material contact the graphic glue; applying an adjustable axial pressure gradient to a pressure roller, dynamically adjusting the hot pressing parameters through feedback from sensors, and forcibly cooling the glue to a set viscosity after the pressure roller detaches; peeling the transfer substrate at a gradually changing angle and variable speed, and maintaining the peeling tension within a range. The present invention effectively avoids the defect of particle adhesion caused by uneven local curing of the glue in the traditional process by controlling the thickness gradient of ethanol spraying and three-stage temperature-controlled drying, significantly improves the color development uniformity, and solves the "white spot" and "accumulation" problems of the traditional process.

The invention provides a display panel and a preparation method thereof, and a display device. The display panel comprises a substrate, and an isolation structure, a first packaging layer, a light absorption layer and a plurality of light emitting devices which are located on the substrate. The isolation structure is enclosed to form a plurality of isolation openings, the light-emitting device is located on the substrate, at least part of the light-emitting device is located in the isolation openings, the light absorption layer is located on the side, away from the substrate, of the isolation structure and comprises a plurality of light-transmitting openings, the light-transmitting openings correspond to the isolation openings respectively, and orthographic projections of the light-transmitting openings on the substrate correspond to the isolation openings. And the orthographic projection of the corresponding isolation opening on the substrate is at least partially overlapped. According to the display panel, the light absorption layer is arranged in the area where the isolation structure is located, external incident light can be absorbed, and therefore the problems of abnormal white spots of the bottom color and the like are solved, and the bottom color appearance of the display panel is improved.

The invention relates to a carbon fiber cloth surface defect detection device based on artificial intelligence. The technical problem of how to improve the accuracy and speed of carbon fiber cloth surface defect detection is solved. The carbon fiber cloth surface defect detection device comprises a CIS line-scan digital camera, an image acquisition card and a controller, the CIS line-scan digital camera is arranged above carbon fiber cloth, the image acquisition card is electrically connected with the controller, the CIS line-scan digital camera is electrically connected with the image acquisition card, and the carbon fiber cloth surface defect detection device is configured to detect white point defects and judge white points according to gray values of images acquired by the CIS line-scan digital camera. The method is widely applied to a carbon fiber cloth production process.

This application provides an isolation structure and its manufacturing method. The isolation structure includes a substrate, an isolation trench, a flexible dielectric layer, and a filling layer located within the substrate. The flexible dielectric layer is made of hydroxyl-para-xylene. The filling layer covers the surface of the flexible dielectric layer and fills the isolation trench. This flexible dielectric layer can reduce cracks caused by excessive stress in subsequent thermal processes and can adapt to spatial distortion caused by the expansion of residual gas in the isolation trench through deformation under thermal conditions, reducing damage to the substrate, enhancing the electron coupling ability of the HiK material, improving the yield of devices on the substrate, and reducing dark current in devices and white spots in display images from the source. In addition, this flexible dielectric layer does not contain metal, so it will not cause metal ion contamination to the substrate. It eliminates the need for an additional isolation layer, improving the performance of devices on the substrate while simplifying device structure and processes and reducing manufacturing costs.

The invention belongs to the technical field of biological detection, and particularly relates to an Eriocheir sinensis white spot virus QPCR kit and a use method and application thereof.The Eriocheir sinensis white spot virus QPCR kit comprises a primer pair used for detecting the Eriocheir sinensis white spot virus, and the primer pair comprises an upstream primer WSSV-F shown as SEQ ID NO: 1 and a downstream primer WSSV-R shown as SEQ ID NO: 2. The detection method constructed according to the primer pair has the advantages of simplicity and convenience in operation, strong specificity, good repeatability and the like, the result can be judged according to an amplification curve immediately after the reaction is finished, the simultaneous detection and identification of the Eriocheir sinensis white spot virus are realized, and the method not only can save the time cost, but also can reduce pollution, and has extremely high application value.

The invention discloses a degradation method and a super-resolution reconstruction method suitable for a neutron ray image, and relates to the technical field of image super-resolution, and the method comprises the steps: building a degradation model of the neutron ray image, carrying out the degradation of a high-resolution neutron ray image based on the degradation model, and generating a corresponding low-resolution neutron ray image, the degradation processing comprises fuzzification, down-sampling and addition of at least gamma white spot noise; multiple groups of paired high-resolution and low-resolution neutron ray images are obtained based on the degradation model to be used for training an image super-resolution model, and super-resolution reconstruction of the neutron ray images is achieved based on the trained image super-resolution model. The low-resolution neutron ray image obtained on the basis of the degradation method is closer to a real neutron ray image, so that the super-resolution reconstruction of the neutron ray image can be realized on the premise of inhibiting various degradation effects on the basis of the trained image super-resolution model.

The invention discloses an LED backlight module reflection structure for improving white spots and an installation method thereof. The LED backlight module reflection structure comprises an LED back plate. LED lamp strips arranged in the length direction of the metal frame are installed on the inner side of the metal frame. The light guide module is used for enhancing and diffusing light emitted by the LED light bar, the light guide module comprises a reflecting film, a white single-face rubber mat, a light guide plate and a functional film set, the reflecting film is fixedly bonded to the top of the LED back plate, the light guide plate is arranged above the reflecting film, and the functional film set is arranged above the white single-face rubber mat. The light guide plate and the reflecting film are separated through a white single-face rubber mat so that a gap can be reserved between the light guide plate and the reflecting film, a functional film set is fixedly installed on the upper portion of the light guide plate, and the light guide module is located in a cavity defined by the LED back plate and the metal frame. The white single-sided rubber mat is added between the light guide plate and the reflecting film for separation, so that a gap is reserved between the light guide plate and the reflecting film, a buffer space is formed between foreign matters in the reliability test process, the light guide plate cannot be damaged by direct friction, and the problem of white spots is solved.

To provide a reverse-type light control film and transparent conductive film, which offer reduced white spots and superior appearance quality.SOLUTION: A light control film according to an embodiment comprises a pair of transparent base materials, alignment layers provided on inner sides of the transparent base materials, and a light control layer with liquid crystal molecules provided on the inner sides of the alignment layers, where surfaces of transparent electrode layers facing the alignment layers have an arithmetic average roughness Sa of 2.5 nm or less.SELECTED DRAWING: Figure 1

The invention discloses an edge finding printing method, device and equipment and a storage medium, and relates to the technical field of ink-jet printing. According to the method, edge printing areas of a printing medium are determined, the printing medium at least comprises two adjacent edge printing areas, each edge printing area corresponds to at least one piece of PASS printing, an overlapping area of the two adjacent edge printing areas is obtained, and a feathering template is determined according to the size of the overlapping area; performing feathering processing on the printing data of the overlapping area according to the feathering template to obtain feathered printing data; and distributing the feather printing data to the two PASSs corresponding to the two adjacent edge printing areas for ink-jet printing. After feather printing is carried out on the overlapped area, the problem of white exposure or black channels caused by mechanical errors or ink drop dot errors can be avoided, and the overall image printing quality is improved.

The utility model relates to the field of carbon printing ink, discloses a carbon printing ink printing device, and solves the problems that bubbles can flow along with printing ink and finally appear in a printing area, the existence of the bubbles seriously disturbs normal printing, unpleasant white spots appear on a printed finished product, and the printing quality is influenced. The carbon ink printing device comprises a base, a machine frame fixedly connected to the outer side of the upper portion of the base, an ink box fixedly connected to the inner side of the upper portion of the base, a first material rolling barrel arranged on the inner side of the middle of the machine frame, and a printing area arranged on the surface of the outer side of the first material rolling barrel. Through the arrangement of the reciprocating mechanism and the pushing mechanism, the reciprocating mechanism drives the pushing mechanism to move towards the middle during printing, the pushing mechanism pushes ink to the middle, after the ink makes contact with the first material rolling barrel, bubbles of the ink can be rapidly broken and escaped under pressure, and therefore the purpose of improving the printing quality is achieved.

The present disclosure provides an oxide sintered body in which the incidence of color unevenness is reduced and the incidence of white spots is reduced, a sputtering target provided with the oxide sintered body, an oxide film in which the sputtering target is used, a thin-film transistor including the oxide film, and an electronic device including the thin-film transistor. The present disclosure provides an oxide sintered body containing In and a prescribed X element or Z element as main components, the atomic ratio of In, Ga, Al, and the X element or the Z element satisfying a prescribed condition, and the oxide sintered body including: a bixbyite crystal phase; and a crystal phase in which a diffraction peak is observed in the incident angle (2θ) ranges (A) to (C) below, and a diffraction peak need not be observed in at least one of the incident angle (2θ) ranges (G') and (J) below, by X-ray (Cu-Kα ray) diffraction measurement.　(A) 36-39°; (B) 53-56°; (C) 62-66°; (G') 14-16°; (J) 8-10°

The invention discloses a surface treatment device for electronic equipment, which comprises a cutter mounted on a clamping cutter handle, the cutter further comprises a cutting edge arranged at the lower end of a square cylinder, the lower surface of the clamping cutter handle is provided with a square mounting hole, four inner walls of the square mounting hole are respectively provided with a containing groove, and the containing grooves are communicated with the square mounting hole. Each containing groove is internally provided with a pressing block and at least four second screws corresponding to the pressing blocks, the other end of each second screw is provided with a flange part, and an elastic piece in an extrusion state is arranged between the flange part and the side surface of the clamping cutter handle. While the machining yield and efficiency of the tool are improved, stable face clamping can be conducted on the tool in the machining process, the stress balance of the tool is guaranteed, gapless parallel attachment between the tool and all the pressing blocks can be kept all the time, the bad conditions that white points, line marks, male and female faces and the like are formed on the machined surface are effectively avoided, and the machining quality of the tool is improved. And the surface yield of one-time machining is improved, and the cutter is convenient to replace.

The invention discloses a method for solving texturing white spots of a TOPCon battery, and the method comprises the following operation steps: pre-cleaning: employing a deepening pre-cleaning mode to remove organic pollution and part of a mechanical damage layer on the surface of a silicon wafer; washing: washing desorbed impurities and residual alkali liquor on the surface with deionized water; post-cleaning: removing some organic matters in the additive remaining on the surface of the silicon wafer; washing: washing desorbed impurities and residual alkali liquor on the surface with deionized water; hydrofluoric acid and hydrochloric acid are mixed for pickling, so that alkali residues are neutralized, and the dehydration effect is improved. According to the method for solving the texturing white spots of the TOPCon battery, the pre-cleaning step and the water cleaning step of an existing Topcon battery in the texturing process are optimized, and the texturing production requirement of the Topcon battery can be met through the process, so that the effects of batch production of high-resistance silicon wafers of the Topcon battery and improvement of the conversion efficiency of the battery are achieved.

The invention relates to the technical field of electronic equipment, in particular to a camera decorating part, a preparation method thereof and electronic equipment. The camera decorating part comprises a decorating part body and a dust collection rubber layer, the decorating part body is provided with a through hole, the inner wall of the preset hole section is used for forming a containing space for containing a camera with the camera module in a surrounding mode, and the dust collection rubber layer covers the inner wall of the preset hole section. The dust collection glue layer covers the inner wall of the preset hole section, so that the residual of tiny foreign matters such as white dots and broken filaments can be effectively prevented, the influence on the photographing function of the product is avoided, and the appearance yield of the product is ensured.

The present application relates to the technical field of image detection, and more particularly to a weakly supervised intraoral photo detection and segmentation method for early caries. The method comprises the following steps: step 1: performing color standardization on an intraoral photo to obtain a color-standardized intraoral photo, and extracting an edge response map; step 2: in the tooth surface region mask, when the foreground and the background compete simultaneously, first comparing the average value of the edge response map sharing the edge, and then confirming by adjacency majority; traversing until there is no new attribution in the two queues, and outputting a pseudo-label mask; step 3: training a segmentation network jointly supervised by the pseudo-label mask and a small amount of pixel-level labeled samples, for detection and segmentation of white spot caries and hidden caries. The present application can effectively reduce the cost of manual labeling, reduce the false detection and missed detection caused by mirror reflection and noise, and improve the boundary fitting degree and cross-sample stability.

The application relates to a display module, a display device and a preparation method of the display module. The display module comprises a dam area, and the display module comprises a substrate, a first insulating layer and a second insulating layer. The first insulating layer is arranged on one side of the substrate, and the second insulating layer is arranged on the side, away from the substrate, of the first insulating layer. At least one first blocking opening is arranged on the first insulating layer in the dam area, and at least one second blocking opening is arranged on the second insulating layer in the dam area. The at least one second blocking opening and the at least one first blocking opening are arranged in correspondence, and the second blocking opening and the corresponding first blocking opening are communicated. By arranging the first blocking opening on the first insulating layer and the second blocking opening on the second insulating layer, and by making the first blocking opening and the second blocking opening communicated, the overflowed ink during the subsequent preparation of an MLP structure can be effectively blocked, the blocking effect of the ink overflow is improved, and the problem of the appearance white spot is solved.

The utility model discloses black-edge glass capable of transmitting white dots, and relates to the technical field of glass production equipment. The device comprises a workbench, the right side of the workbench is fixedly connected with a first supporting table, the top of the first supporting table is fixedly connected with a first motor, the output end of the left side of the first motor is fixedly connected with a first connecting block, and a first fixing groove is formed in the workbench and is in a square shape; the inner wall of the first fixing groove is slidably connected with a moving assembly. The movement assembly comprises a first supporting frame. According to the glass printing machine, the moving assembly is arranged, specifically, the first motor drives the moving assembly to move to the position above glass needing to be printed, the third motor drives the moving assembly to move downwards, the second fixing block makes contact with the edge of the glass, then the second fixing block starts printing along the edge through the second motor, the glass can be printed, and mechanical control is achieved; the precision is greatly improved, the rejection rate of products is reduced, and the labor cost of manpower is reduced.

The invention discloses a VA display capable of eliminating high-temperature white spots and a production process thereof, the structure of the VA display sequentially comprises an upper polaroid, upper ITO glass, a TOP layer, an upper PI layer, a liquid crystal layer, a lower PI layer, a lower TOP layer, lower ITO glass and a lower polaroid from top to bottom, the upper polaroid and the lower polaroid are provided with pressure-sensitive adhesive to be attached to the glass, the PI layer and the TOP layer are cured on each layer through printing, and the liquid crystal layer is arranged on the liquid crystal layer. The upper glass and the lower glass are bonded together through peripheral frame glue to form a cavity, liquid crystal is poured into the cavity in a vacuum mode, and finally a crystal pouring opening is sealed through sealing glue. The VA display prepared by the invention does not have a white spot phenomenon when working at a high temperature, and the production efficiency is improved compared with the VA display in the market.