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51results about How to "Solve the shadow" patented technology
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Method and system for detecting moving objects
ActiveCN101739550ARealize detectionFix image shakeImage analysisCharacter and pattern recognitionAnomaly detectionBackground image
The invention provides a method and a system for detecting moving objects. The method for detecting the moving objects comprises the following steps: acquiring video, namely acquiring video contents to obtain a scene image, and establishing a background model; preprocessing the image to eliminate the influence of the background image on the background model; marking areas, namely partitioning a foreground from the scene image according to the background model, and marking communicated areas; maintaining a state, namely judging the current state of a moving object detection system, performing corresponding processing, and performing abnormal detection if necessary; enhancing the areas, namely removing the false areas of shadow, high brightness and leaf swing by using shadow detection, high brightness detection and tree filter; and splitting and merging the areas, namely splitting and merging the areas by using the restriction provided by the background model and the priori knowledge of human and vehicle models to solve the problem of over partition and mutual shading of the objects. The method and the system detect the moving objects, and solve the problems of image jitter, brightness change, shadow, leaf swing and the like.
Owner:NETPOSA TECH
Medical tag recognition and positioning method based on template matching algorithm and edge features
ActiveCN107123188AAchieve positioningAchieve precise positioningPaper-money testing devicesTemplate matchingTemplate based
The invention discloses a medical tag recognition and positioning method based on a template matching algorithm and edge features. With the method adopted, a medical tag can be accurately recognized and positioned in an image, and a basis can be provided for automatic detection and recognition. According to the method, a medical tag is recognized through using a template matching method, a region of interest is obtained, so that the rough positioning of the medical tag is realized; the problem of shadow and light on the image is solved through using an adaptive threshold segmentation algorithm, and the coordinates of four corner points of each of three sign blocks are determined through using an edge geometric feature method, and the coordinates of the vertexes of the medical tag are obtained through using the coordinates of the four corner points of each of the three sign blocks, and the precise positioning of the medical tag is realized; and therefore, a basis is provided for the automatic detection and recognition of the medical tag. The matching degree of the medical tag positioned by the using the method of the invention and a template is larger than 80% and the positioning error of the method is smaller than 3 pixels.
Owner:北京联合众为科技发展有限公司
Method for detecting traffic flow of planar intersection
InactiveCN102169632AAccurate background edgesSolve the shadowTelevision system detailsDetection of traffic movementMobile vehicleTraffic flow
The invention relates to a method for detecting the traffic flow of a planar intersection, comprising the following steps: firstly, extracting the edge image of a real-time video frame image at the planar intersection; secondly, carrying out background modeling to obtain a background edge image; thirdly, subtracting the background edge image from the edge image of the current image to obtain the edge image of a moving vehicle; fourthly, solving the average value of all the pixel values in the edge image of the moving vehicle; fifthly, carrying out vehicle existence detection on the average value by adopting a double-threshold method and removing the noise interference; and sixthly, counting the traffic flow. In the invention, the background modeling is carried out by using the edge images of moving vehicles which pass through the intersection when the light turns green and the backgrounds are updated in real time by using an automatic updating algorithm of the background edges so that the accurate background edges of the moving vehicles are obtained and the shadows and the noise interferences of the background images can be effectively removed.
Owner:NORTH CHINA UNIVERSITY OF TECHNOLOGY
3D non-contacting type coordinates equipment for measuring fabric or garment material
InactiveCN1959337AGuaranteed Geometry InformationIn line with observation habitsUsing optical meansGratingTransducer
A 3D non-contact coordinate measuring device of fabric consists of fabric holding unit set on horizontal desk surface and formed by actively connected rotary shaft and black magnetic plate, transducer formed by left camera and right camera as well as grating projector being all checked in slide groove and being able to regulate their positions. It is featured as attaching fabric to be measured on black magnetic plate, setting center of transducer to be the same height as that of fabric to be measured, connecting two said camera to microprocessor.
Owner:DONGHUA UNIV
Injection die for unshadowed double-colour light-transmitting plastic products
ActiveCN106426780ASimple mold structureLow manufacturing costDomestic articlesMechanical engineeringBuilding construction
The invention relates to an injection die for unshadowed double-colour light-transmitting plastic products. The injection die comprises a male die plate and a male die core arranged on the male die plate. The injection die further comprises a fixed block fixedly inlaid on the male die core, and a top block inserted on the male die core in a manner of being capable of moving up and down along a die opening direction and with one side surface bonded with the fixed block, wherein a half-horn runner is arranged on one side surface bonded with the fixed block, of the top block, the tip of the half-horn runner stretches in a die cavity and is provided with at least one sprue used for carrying out glue injection on a non-light-transmitting layer contained in a light-transmitting layer; the glue injection is directly carried out below the product through the half-horn runner, and construction of a runner below the light-transmitting layer is not required, thus the problem of shadows during light transmitting of the light-transmitting layer is solved, and the quality of the product is improved; and the problem of difficult die release is solved and damage to the product during die release is avoided through adopting a method of secondary die release.
Owner:东莞市竣邦塑胶模具有限公司
Power transmission line three-dimensional modeling method and system based on oblique image
The invention discloses a power transmission line three-dimensional modeling method and system based on an oblique image. The method comprises the steps of obtaining the oblique image and the POS information of an unmanned aerial vehicle during a surveying and mapping scanning process; constructing a three-dimensional map model according to the oblique image; detecting and identifying a tower in the oblique image, and matching the identified tower with a tower model in a tower standing book system according to the POS information; and implanting the matched and returned tower model into a corresponding position in the three-dimensional map model to generate a three-dimensional model of a power transmission line. According to the power transmission line three-dimensional modeling method andsystem based on the oblique image provided by the invention, the establishment of the power transmission line three-dimensional model is realized through a terrain model and a tower model classification processing and synthesis method, the reuse rate of the tower model is improved, and the flight complexity and the surveying and mapping and modeling workload are reduced; and meanwhile, the problems of large deformation, shadow and shielding of the multi-view image inclined image are solved, and the matching quality is improved.
Owner:GUANGDONG POWER GRID CO LTD +1
Housing of electronic equipment, and preparation method for housing
ActiveCN108156776AExpand the field of viewSolve the shadowCasings/cabinets/drawers detailsElectric equipmentMaterials science
The invention relates to a housing of electronic equipment, and a preparation method for a housing. The method comprises the steps: providing a semitransparent base material which comprises a first surface and a second surface opposite to the first surface, wherein the first surface is an external surface of the housing of the electronic equipment; preparing an oblique incidence optical film on the first surface of the base material, and preparing a semitransparent semi-reflective optical film on the second surface of the base material; preparing a character layer on the surface of the obliqueincidence optical film optical film, and obtaining the housing of the electronic equipment. The semitransparent semi-reflective optical film can change the reflection and transmission characteristicsof the surface of the housing, and enables the background to be blurred. The inclined incident optical film can enable a user to watch characters at an angle of oblique incidence like at angle of thevertical incidence. Therefore, the oblique incidence optical film and the semitransparent semi-reflective optical film cooperate with each other for use, thereby solving a problem that characters onthe surface of the housing cause shadows, and enlarging the view angle of the user in watching the characters clearly.
Owner:BEIJING XIAOMI MOBILE SOFTWARE CO LTD
Detection method and device
InactiveCN106991402ASolve the shadowTroubleshoot detection failuresCharacter and pattern recognitionOnboard cameraLight source
A detection method provided by the present invention comprises the steps of acquiring an image via a vehicle-mounted camera; extracting the light source invariant features of the image; extracting the background features of the image; according to the light source constant features and the background features of the image, carrying out the pavement classification based on the similarity; and finally carrying out the subsequent processing based on the communicated areas on the pavement images, etc. By extracting the illumination invariant features of the image, a detection failure problem caused by a roadside shadow problem is solved. The video or image sequence changes continuously along with the time, and the pavement also has certain continuity about a time axis, so that the corresponding relation between the front and back two frames of images can be established. During a positioning process of the pavement pixels, by utilizing the detection result of the previous frame of image to extract the background features of the image, the detection speed and the detection accuracy are improved, so that the detection method has the strong robustness and satisfies the real-time requirements of the practical application.
Owner:FOSHAN NANHAI GUANGDONG TECH UNIV CNC EQUIP COOP INNOVATION INST +1
Solar greenhouse supplementary illumination reinforcing system
InactiveCN105794507ASolve the lack of light intensitySolve the problem of shadows caused by occlusionSaving energy measuresHorticulture methodsDaylightEngineering
The invention provides a solar greenhouse supplementary illumination reinforcing system.A side wall reflection curtain is hung on the eastern side wall and western side wall of a solar greenhouse, an upper rectangular frame is vertically arranged at the upper end of the northern wall of the solar greenhouse, and a fixed axle plate and a driving rod are arranged in the upper rectangular frame; rotary shafts are arranged at the two ends of a lower frame, axle holes are drilled in the fixed axle plate and the driving rod, and reflection plate shafts are arranged at the two ends of the reflection plate, fixed to the upper end and lower end of the reflection plate and located in the axle holes in the fixed axle plate of the upper rectangular frame and the lower frame in a sleeved mode respectively; counter shafts of the reflection plate are welded to the axial side of the reflection plate in parallel and located in the axle hole of the driving rod in a sleeved mode.By arranging the reflection plate scientifically and ingeniously, the problem that illumination intensity in the solar greenhouse is poor in the northern area due to the reduction of the solar incident angle is solved, and the problem that shadows are formed in the greenhouse in the morning and at night due to the blocking of the eastern wall and western wall is also solved.
Owner:SHANXI AGRI UNIV
Diffusion plate bracket, direct type backlight module and display device
The invention discloses a diffusion plate bracket, a direct type backlight module and a display device, and relates to the technical field of display equipment. The diffusion plate bracket, the direct type backlight module and the display device aim to solve the problem that after an existing diffusion plate bracket is installed on the direct type backlight module, light emitted by a light source of the direct type backlight module is easily blocked and thus a bracket shadow is formed on a diffusion plate. The diffusion plate bracket includes a base and a supporting part arranged above the base, the base is used for being fixed with a black plate of the direct type backlight module, the supporting part is used for supporting the diffusion plate of the direct type backlight module, the supporting part is of a transparent structure, a containing cavity is formed in the supporting part, luminescent materials are packaged in the containing cavity, and the luminescent materials can emit light under the trigger action of the light emitted by a light source of the direct type backlight module. The diffusion plate bracket is used for supporting the diffusion plate to prevent the diffusion plate from collapsing.
Owner:HISENSE VISUAL TECH CO LTD
Large-specification shadow-free transparent marble hanging back-bolt ceiling
InactiveCN102312537ASolve the shadowEliminate potential safety hazardsCeilingsCovering/liningsKeelMaterials science
The invention discloses a large-specification shadow-free transparent marble hanging back-bolt ceiling, which comprises a transparent marble slice (1), glass (2), a ceiling keel (3) and a hanging assembly, wherein the back surface of the transparent marble (1) is composited with the glass (2) so as to form a composited transparent marble slice, the composite transparent marble slice is positioned under the ceiling keel (3), and the glass (2) is provided with a back-bolt, and the back-bolt is hung by the hanging assembly. In the invention, the large transparent marble back-bolt hanging structure is adopted, so that the shadow problem caused by the traditional process can be solved, the shadow problem of a hanging piece can be solved, and the condition that the transparent marble slice is placed by a frame to influence the impression can be avoided; the potential safety hazards caused by the material can be eliminated, the stability of the quality can be strengthened, and the impression of the decoration effect can be improved; and in addition, the natural materials can be saved, the decorative effect can be increased, and simultaneously, the quality, the efficiency and the benefit can be improved.
Owner:GOLD MANTIS CONSTR DECORATION
Correction method and device for scanned image
InactiveCN106791268ASolve for uniformitySolve the shadowPictoral communicationComputer scienceCorrection method
An embodiment of the invention discloses a correction method and device for a scanned image. The method comprises the steps as follows: acquiring a to-be-corrected scanned image corresponding to scanned paper and a background correction scanned image corresponding to a background correction object, wherein the color of the background correction object is matched with the color of the scanned paper; correcting the to-be-corrected scanned image by using the background correction scanned image. The correction method and device can solve the problem that the scanned image has uneven brightness or has shade due to the fact that target scanning equipment is located in an open environment, the dependence on ambient light during usage of the target scanning equipment is reduced, the correction method and device are applicable to most application scenes of the target scanning equipment, and the quality of the scanned image is effectively improved.
Owner:SHENZHEN YIHUA COMP +2
Module of novel lamp bar radiator structure and assembling method thereof
InactiveCN105605538ALow costImprove quality and competitivenessElongate light sourcesLighting heating/cooling arrangementsBackplaneLiquid crystal
A module of a novel lamp bar radiator structure comprises a lamp bar radiator, a front shell, liquid crystal glass, a back plate, a lamp bar and the like. The module is characterized in that the lamp bar is installed on the lamp bar radiator, the lamp bar radiator is locked and attached to the back plate, and the liquid crystal glass is fixed between the lamp bar radiator and the front shell. According to the module, the problem that white marks and shadows on a picture are generated due to the fact that a bearing face of an existing light guide plate is divided into opposite planes and the flatness is inconsistent is solved, the problem that light is leaked on the picture due to the fact that light deformation assembling and matching of an existing radiator, a back plate and a middle frame are not consistent is solved, the problem that light is leaked on the picture due to the fact that the tolerance clearance between the middle frame and the light guide plate is not uniform is solved, a part of middle frame is eliminated, the cost is saved, and the product quality and competitiveness are improved.
Owner:ANHUI KONKA ELECTRONICS
Multi-disk confocal tower Fresnel solar concentrator system
ActiveCN103836809AIncrease the concentration ratioReduce design difficultySolar heating energySolar heat devicesElectrical conductorEngineering
The invention discloses a multi-disk confocal tower Fresnel solar concentrator system. The system comprises a heat collecting and energy storing part, a body tracking part and a high-power point focusing tracking part, wherein the heat collecting and energy storing part comprises a heat transfer conductor, the two ends of the heat transfer conductor are connected with an energy storing device and a heat collector to form a whole respectively; the body tracking part comprises an H-type truss, and the H-type truss is connected with a tracking speed reduction motor; the high-power point focusing tracking part comprises moveable beams and reflectors, the moveable beams are installed on the H-type truss and connected with distributed adjusting swing rods, the distributed adjustment swing rods are hinged to corresponding micro-arc linkage rods, the reflectors are installed on the adjusting swing rod, and the micro-arc linkage rods are hinged to electric push rods installed on the H-type truss. Due to the change of the compact arrangement pitch angle of each micro-arc six-edge reflector, sunlight is utilized and received to the maximum limit, and the solar altitude angle can be tracked. The problems about traditional single-disk tracking, the light concentrating area, system cost and energy loss on a heat conduction pipeline are solved.
Owner:QINHUANGDAO YUYANG SOLAR TECH CO LTD
Hand-held electronic device, touch-sensing cover and initiation method with function of multi-touch
InactiveUS20160026323A1Improve securityImprove visual qualityCathode-ray tube indicatorsInput/output processes for data processingCapacitanceTouch Senses
A touch-sensing cover for hand-held electronic device includes a cover and a touch-sensing structure. The cover is disposed on the other side of the hand-held electronic device opposite to the panel. The touch-sensing structure with its partial or full area is disposed on the cover and has a plurality of detective points to receive a trigger event triggering part of the detective points. The touch-sensing structure includes a first sensing layer having a plurality of first sensing lines. The first sensing lines include the detective points and are coupled to a capacitance detection unit. While the trigger event conforms with an initiative determination condition stored in the hand-held electronic device, the capacitance detection unit detects or starts to detect a plurality of the touch events occurring simultaneously at distinct positions on the cover, and generates a plurality of signals representing the positions where the respective touch events occur.
Owner:HANNSTAR DISPLAY NANJING +1
Light-transmitting soft film ceiling
Owner:GOLD MANTIS CONSTR DECORATION
Backlight module and liquid crystal display device
InactiveCN108037618AImprove luminous efficiencyLarge light angleOptical light guidesNon-linear opticsLiquid-crystal displayLight guide
The invention provides a backlight module and a liquid crystal display device. The backlight module comprises a light guide plate and a light-emitting lamp strip located on the end face of one side ofthe light guide plate; the light-emitting lamp strip comprises a flexible circuit board and multiple light-emitting diodes, and the light-emitting diodes are arranged in the first direction in sequence and are electrically connected with the flexible circuit board; the light-emitting diodes comprise at least one first-type light-emitting diode, and the first-type light-emitting diodes are locatedat the ends of the light-emitting diodes arranged in the first direction in sequence; the light-emitting diodes comprise light-emitting chips and fluorescent glue, the fluorescent glue comprises filling materials and fluorescent powder, the fluorescent glue is in direct contact with the light-emitting chips, the surfaces of the sides, away from the light-emitting chips, of the fluorescent glue are light emergence surfaces of the light-emitting diodes, and the light emergence surface of the first-type light-emitting diode is a convex hook face. Through the arrangement of the convex hook face,the light-emitting angle of the light-emitting diodes is increased, thus the backlight module can illuminate all the display area, and the problem of corner dark shadow of the display area is solved.
Owner:XIAMEN TIANMA MICRO ELECTRONICS
Interactive image editing method, system, readable storage medium and electronic equipment
ActiveCN113487475ASolve the shadowSolving Consistency IssuesGeometric image transformationNeural architecturesNetwork structureEngineering
The invention provides an interactive image editing method, a system, a readable storage medium and electronic equipment. The method comprises the following steps: obtaining an edited image which comprises an original image and a feature image pasted on a target region of the original image; inputting the edited image into a generator in the trained generative adversarial network structure; optimizing the region of the feature image in the edited image by using the self-adaptive spatial attention in the generator to obtain an edited image with spatial attention features; automatically allocating a weight to the edited image with the spatial attention feature by using the self-adaptive channel attention in the generator to obtain an edited image with a channel attention feature; and training the edited image with the channel attention feature to obtain a new combined image.
Owner:联想新视界南昌人工智能工研院有限公司 +1
Facade light-transmission marble mounting structure
InactiveCN103375013ASolve the shadowSolve problems that affect perceptionCovering/liningsGlass fiberSteel frame
The invention discloses a facade light-transmission marble mounting structure which comprises a base steel frame (3), a light-transmission marble (1) and a dry hanger (2). The base steel frame (3) is fixedly mounted on a building facade, a bolt mounting hole is formed in the dry hanger (2), the dry hanger (2) is fixedly connected with the base steel frame (3) through a bolt (4), the light-transmission marble (1) is bonded to the dry hanger (2) through glue, a bonding point of the light-transmission marble (1) and the dry hanger (2) is positioned in the middle of the light-transmission marble (1), the dry hanger (2) is a transparent glass fiber reinforced plastic dry hanger, and the glue is transparent shadowless glue. The facade light-transmission marble mounting structure breaks a traditional structure and solves the problem that impressions are affected by shadows, decorative effects are achieved, and impression requirements are met.
Owner:GOLD MANTIS CONSTR DECORATION
3D measuring device
ActiveCN102628677BSolve the shadowImage enhancementImage analysisThree dimensional measurementControl unit
The invention provides a three-dimensional measurement device, comprising: a projection unit, which projects stripes to a projectable area, which is the peripheral area of the intersection point on the measurement object when a perpendicular line is drawn to the measurement object; a photographing unit, which can A plurality of photographing areas in the projection area in which the measurement object projected with the stripes is photographed; and a control unit that executes a process of three-dimensional measurement of the measurement object based on the image photographed by the photographing unit.
Owner:JUKI AUTOMATION SYST
Backlight module and display device
PendingCN114089558APlay a buffer roleAvoid problems such as damageNon-linear opticsIdentification meansDisplay deviceEngineering
The invention belongs to the technical field of display, and particularly relates to a backlight module and a display device, and the backlight module comprises: a back plate which comprises a bottom plate; an optical film layer, wherein the edge of the optical film layer is supported on the bottom plate; a limiting frame, wherein the limiting frame comprises a first limiting part, and the first limiting part is located on the side, away from the bottom plate, of the optical film layer and abuts against the edge of the optical film layer; and an elastic buffer piece, wherein at least part of the elastic buffer piece is arranged between the edge of the optical film layer and the bottom plate, and / or is arranged between the edge of the optical film layer and the first limiting part. The display device comprises a display panel and a backlight module. The display panel is arranged on the light emitting side of the backlight module; an elastic supporting force is provided for the diffusion plate through the elastic buffer piece, so that the optical film layer is clamped between the elastic buffer piece and the limiting frame, the problems of wrinkling and loosening of a diaphragm of the optical film layer due to the influence of gravity are solved, and the display effect is further improved.
Owner:CHANGSHA HKC OPTOELECTRONICS CO LTD +1
Unequal-distance stepped linear Fresnel solar condenser
InactiveCN107355998AImplement trackingReduce design difficultySolar heating energySolar heat devicesEngineeringSolar altitude
The invention discloses an unequal-distance stepped linear Fresnel solar condenser. The unequal-distance stepped linear Fresnel solar condenser includes a primary micro-arc reflector set 1; each reflector is arranged on a primary installation steel structure, the reflectors are successively arranged from top to bottom along an east-west axis, the heights of the reflectors are increasing from the south direction to the north direction, the distance between rows are successively increasing from the south direction to the north direction, sunlight can be fully utilized to the greatest extent, and wind resistance is reduce to the greatest extent. In the primary micro-arc reflector set 1, transmission connections between rows are achieved through linkage of a connection rod transmission mechanism 5; an electrical pushing rod can allow the reflectors in each row to rotate vertically so as to track the solar altitude; a probe installation speed reducing mechanism 6 determines that the solar tracking principle is reflective tracking; a tracking sensing device is arranged on the probe installation speed reducing mechanism, the probe installation speed reducing mechanism 6 is an independent mechanism which can be arranged on a random primary micro-arc reflector set 1 through a parallel connection rod mechanism. The unequal-distance stepped linear Fresnel solar condenser is easy to install and is stable in operation.
Owner:QINHUANGDAO YUYANG SOLAR TECH CO LTD
3D non-contacting type coordinates equipment for measuring fabric or garment material
InactiveCN100504290CGuaranteed Geometry InformationIn line with observation habitsUsing optical meansGratingMeasurement device
The invention discloses a three-dimensional non-contact coordinate measuring device for fabric or clothing fabric, which is composed of a fabric clamping device 1, a sensor 7 and a microcomputer 12 placed flat on a horizontal desktop 2, and the fabric clamping device 1 includes a movably connected rotating shaft 5 and a black magnetic plate 6, the fabric to be tested 3 is adsorbed on the black magnetic plate 6 through the magnetic strip 4; the sensor 7 is composed of a left camera 8, a right camera 8′ and a grating projector 9 that are stuck in the chute 10 and the position can be adjusted , the grating projector 9 is equipped with a white projection bulb and a coded grating that can produce regular variable frequency fringes; the center of the sensor 7 is at the same height as the center of the fabric 3 to be tested; the left camera 8 and the right camera 8' are connected to the microcomputer 12 The beneficial effects of the present invention are: quickly, accurately and efficiently capture the surface geometric information of the fabric, and provide rich and reliable three-dimensional measurement data for objectively evaluating the flatness level of the fabric.
Owner:DONGHUA UNIV
Face model reconstruction method and system, image processing system and storage medium
PendingCN111696146ASolve the shadow problemEasy rebuild processImage enhancementImage analysisPhysicsImage segmentation
The invention discloses a face model reconstruction method and system, an image processing system and a storage medium. The method and system are applied to a processing system with a plurality of near light sources and at least one image acquisition device. The method comprises the following steps: acquiring human face images acquired by an image acquisition device under the irradiation of each near light source, and selecting one or more human face images with least shadows as sample human face images; fitting a rough face model corresponding to the sample face image according to a face parameterization model database; dividing a skin area and a hair area in the rough face model; calibrating the position and the light source intensity of each near light source by utilizing a normal graphcorresponding to the skin area; segmenting a shadow area and a non-shadow area from the sample face image, and screening one or more pixels for realizing the non-shadow area from the calibrated nearlight sources; and performing photometric three-dimensional reconstruction according to the screened near light source to obtain an accurate face model. The system is simple in structure, low in costand simple and convenient to reconstruct, and calibration light sources do not need redundant auxiliary equipment.
Owner:SHANGHAI TECH UNIV
Solar street lamp charging pile
InactiveCN114321805AAvoid enteringSolve the problem of forgetting to press the traditional dust plug into the charging portMechanical apparatusLighting elementsMobile chargeEngineering
The invention discloses a solar street lamp charging pile which comprises a street lamp pole, and a solar cell panel is fixedly installed at the top end of the street lamp pole. An illuminating lamp is fixedly installed on the side, close to the top end, of the street lamp pole. The other end of the supporting rod is fixedly connected with the street lamp pole; a charging box is fixedly installed at the position, close to the seat plate, of the outer surface of the street lamp pole. A first magnet block is embedded in the position, close to the lower end, of the outer surface of the front end of the charging box. Three groups of charging ports are formed in the center of the outer surface of the front end of the charging box; a rotating rod is rotationally connected to the position, close to the upper end, of the outer surface of the front end of the charging box. The problem that a person moving in a park cannot find a charging place when the mobile phone is out of power is solved, after the mobile phone is charged, the fan-shaped plate can automatically rotate downwards to cover the charging port due to the gravity of the fan-shaped plate when the charging line is pulled out, and the problem that dust enters the charging port to cause poor contact of the charging port and affect later use is solved.
Owner:岳西天时利电子科技有限公司
Backlight assembly of liquid crystal displayer
InactiveCN106908988AGuaranteed flatnessSolve the shadowNon-linear opticsLiquid-crystal displayLight guide
The invention relates to a liquid crystal displayer, in particular to a backlight assembly capable of realizing a thin-type liquid crystal displayer, and provides a backlight assembly of the liquid crystal displayer to solve the problems that an existing reflecting film is poor in flatness, and a backlight module is thick. The backlight assembly sequentially comprises a light guide plate, an adhesive layer and a reflecting film, the reflecting film and the light guide plate adhere together through the adhesive layer, lattice points are formed in one surface of the light guide plate, and the adhesive layer is embedded into the lattice points. The brilliancy of the backlight module using the backlight assembly is not reduced, the umbra phenomenon is relieved, the thickness of the liquid crystal displayer is reduced, and the thinning tendency of the liquid crystal displayer is realized.
Owner:NINGBO CHANGYANG TECH
Method and device for carrying out illumination equalization processing on scene image, computer device and computer storage medium
InactiveCN110570384ASolve uneven lightingSolve the shadowImage enhancementImage analysisSelf adaptiveComputer device
The invention relates to the technical field of image processing, and discloses a method and a device for carrying out illumination equalization processing on a scene image, a computer device and a computer storage medium. The invention provides an adaptive correction and improvement scheme for pixel point brightness on the basis of a classic Gamma correction method. According to the method, adaptive equalization processing can be performed on illumination of the scene image globally and locally, namely, the contrast of the image can be adaptively improved according to the local and global comparison relationship, the purposes of effectively solving the problems of uneven illumination, shadows and the like in the image can be achieved, and actual application and popularization are facilitated.
Owner:SOUTHWEAT UNIV OF SCI & TECH
Image shadow reflection elimination method and device, computer equipment and storage medium
PendingCN112102201ASolve the problem of reflectionSolve the shadowImage enhancementImage analysisComputer visionComputer equipment
The invention relates to an image shadow reflection elimination method and device, a computer device and a storage medium. The method comprises the steps of obtaining a to-be-processed image; performing Mosaic operation on the to-be-processed image, and inputting the to-be-processed image into the target detection model for target detection to obtain a target detection result; cutting the to-be-processed image according to the target detection result to obtain a high-definition image; inputting the high-definition image into an anti-generation network model to eliminate shadows and reflected light so as to obtain a restored image; and feedback of the restored image to the terminal. According to the invention, after the target detection model is adopted to carry out target detection on theimage to be processed, cutting is carried out according to the detection result so as to retain the image only having the target, and then shadow elimination and reflection elimination are carried outsimultaneously through the elimination model obtained based on PAIRWISE-GAN network training, so that the problems of reflection and shadow can be solved simultaneously; and the relation between theontology and the shadow shape of the ontology can be better fitted, the efficiency is high, and missing detection is not likely to happen.
Owner:SHENZHEN SUNWIN INTELLIGENT CO LTD
Multi-dish confocal tower Fresnel solar concentrating system
ActiveCN103836809BIncrease the concentration ratioReduce design difficultySolar heating energySolar heat devicesElectrical conductorCollector device
Owner:QINHUANGDAO YUYANG SOLAR TECH CO LTD
Plastic fused mass color-mixture device of plastic pipe extruder
ActiveCN101508167BReduce resistanceSo as not to damageTubular articlesEngineeringMechanical engineering
The invention discloses a plastic melt color blending device for a plastic pipe extruder, which comprises a transitional connector (3), a front transitional sleeve (6), a rear transitional sleeve (2), a heating ring (5) and at least two color blending components (4), wherein the front transitional sleeve (6) and the rear transitional sleeve (2) are arranged at two ends of a cavity of the transitional connector (3); the color blending components (4) are sequentially arranged in the cavity of the transitional connector (3) and the two ends of the color blending components (4) are pressed against the front transitional sleeve (6) and the rear transitional sleeve (2) respectively; each color blending component (4) comprises annular substrates (4.1) and mutually and peripherally positioning devices between the annular substrates (4.1); and the insides of the annular substrates (4.1) are provided with a fence (4.2) consisting of grid plates (4.2.1) and fence connecting plates (4.2.2). The device makes the surface of plastic pipes uniform in color and free from gas marks and shadows and increases the utilization rate of a colorant.
Owner:NINGBO FANGLI GRP
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