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48results about How to "Resolve reflection" patented technology

Surface plasma wave demultiplexer based on destructive interference

The invention provides a surface plasma wave demultiplexer based on destructive interference, which mainly solves the problem that the transmission efficiency of the existing surface plasma wave demultiplexer is lower. The surface plasma wave demultiplexer based on the destructive interference comprises metal layers arranged at two sides of a medium layer; a plurality of coupled output resonant cavities are formed in the metal layer at one side of the medium layer; each coupled output resonant cavity is correspondingly provided with an outgoing channel; each outgoing channel is arranged at one side of the metal layer away from the medium layer and is symmetrical to the center of the coupled output resonant cavity. The structure of the surface plasma wave demultiplexer provided by the invention has stronger effects of light bondage, can break through the limitation of diffraction limit, and can transmit light in a nanometer scale; the surface plasma wave demultiplexer can be effectively connected with electronic apparatuses and conventional photon devices in a matching way, so that the reflection problem of the optical signal is effectively solved, and the surface plasma wave demultiplexer has wide application prospects in optical communication, optical integration, optical information processing and the like.
Owner:XI'AN INST OF OPTICS & FINE MECHANICS - CHINESE ACAD OF SCI

Computer simulation method for energetic material shock initiation

The invention provides an efficient and relatively-high-precision quantum molecular dynamics model for initiation of an energetic material under the shock wave guide condition.The model adopts a direct dynamics simulation method, that is, a potential energy surface is not pre-constructed, energy of a system and force acting on nucleuses are calculated once being used.Acting force among atoms and electronic structure information are calculated by adopting a charge self-consistent density functional based tight-binding method (DFTB), and shock waves are described by selecting a multiscale approximation method.A stimulation result outputs the movement rule and physical state information such as the temperature, the size and the pressure of the atoms.According to the method, an early theoretical prediction and a scientific basis can be supplied to improvement of the energetic material and screen, design, optimization and the like of a novel energetic material.
Owner:CHONGQING UNIV OF POSTS & TELECOMM

GaAs double-faced thin-film solar cell

The invention discloses a GaAs double-faced thin-film solar cell comprising a cell unit or an array composed of a plurality of cell units. Each cell unit comprises a back electrode layer, a device layer and a grid electrode layer. Each grid electrode comprises a first grid structure, each back electrode comprises a second grid structure, a first antireflection film layer is arranged between the device layer and the back electrode layer, and a second antireflection film layer is arranged between the device layer and the grid electrode layer. Each cell unit is in the shape of a regular hexagon or rectangle. The GaAs double-faced thin-film solar cell has the advantages that double-faced light interception of the GaAs thin-film solar cell is realized, light loss is reduced, and photoelectric conversion efficiency is higher; small-gap and even seamless splicing of regular-hexagonal or rectangular solar cells can be achieved to form the cell array, so that energy density of the solar array in unit area is increased, output power of the solar array in unit area is improved, and production cost is reduced remarkably.
Owner:SUZHOU JUZHEN PHOTOELECTRIC

Device and method for checking electrotype intaglios

ActiveCN101893582ASolve the problem of layout specular reflectionResolve reflectionScattering properties measurementsElectricityMirror reflection
The invention discloses a device and a method for checking electrotype intaglios. The intaglios of an electrotype are pit-shaped stripes formed by recessing the electrotype, and two walls of each pit-shaped stripe form diffusely reflecting surfaces. The device is characterized by comprising a camera arranged above the electrotype and a light source module, wherein light rays emitted by the light source module form an included angle with the electrotype, so that the light rays falling on the surface of the electrotype can not enter a lens of the camera after reflection, and images are dark; and light rays falling on the intaglios can be reflected into the camera, and the intaglios of different depths form images of different gray scales. By using the checking device and the method, the amplified intaglio images having a certain three-dimension effect can be shown on a computer display, thereby solving the problem on the mirror reflection of the electrotype and obtaining the electrotypeintaglio images having a distinct three-dimension effect to meet requirements for checking the electrotype.
Owner:CHINA BANKNOTE PRINTING & MINTING

Organic light-emitting diode (OLED) display device

An organic light-emitting diode (OLED) display device includes an active array substrate, at least one OLED, and an encapsulating plate. The active array substrate includes a light absorption layer and at least one active element. The active element is disposed on the light absorption layer. The OLED is disposed on the active array substrate. The OLED includes a first electrode, a second electrodeand an organic light-emitting layer. The first electrode is disposed adjacent to the active element, and the second electrode is opposite to the first electrode. Both the first and second electrodeshave a high transmittance greater than 0.6 and a low reflection in a wavelength range of visible light. The organic light-emitting layer is interposed between the first and the second electrodes. Theencapsulating plate is disposed over the OLED. The first and second electrodes are made of a material of low reflection rage and high transmittance, and the light absorption layer is used to reduce and eliminate an original optical reflection phenomenon, and the daylight contrast of the OLED display device is more obvious.
Owner:TRENDON TOUCH TECHNOLOGY CORPORATION

Particle measurement device and method based on fiber coupling

The invention discloses a particle size measurement device and method based on fiber coupling. The measurement device is composed of a high-stability multi-wavelength light source, an input fiber, a first high-precision electric control optical adjusting bed, a CCD (charge coupled device) imaging system, a second high-precision electric control optical adjusting bed, an output fiber, a high-precision detector and a computer. The measurement method comprises the following steps: the computer is utilized to control the high-precision electric control optical adjusting bed, and control and lock the end surface of the input fiber which is connected with the light source and the end surface of the output fiber which is connected with a power meter within a distance of 100mu m, a solution to be tested is dropped to form a sample pool structure, then multi-wavelength scanning is utilized and a Lorentz model is combined to modify the traditional MIE theory; and a multivariable genetic algorithm is provided to realize real-time on-line measurement. The device has small volume and is convenient to move, the solution to be tested is not required to be subjected to refractive index measurement in advance, an external and independent high-power laser light source is not required, the reflection and scattering of a sample pool are eliminated and the real-time on-line particle measurement can be performed.
Owner:UNIV OF SHANGHAI FOR SCI & TECH

A SIW planar filter

PendingCN108987860AAchieve high integration, which is conducive to the further realization of radio frequencySmall internal field effectsWaveguide type devicesDielectric plateMetal foil
The invention discloses an SIW planar filter. The SIW planar filter include a top metal foil, a dielectric plate and a bottom metal foil, the left side of the top metal foil is provided with a left port microstrip lead-out line, A right port microstrip lead-out line is arranged on the right side and the left port microstrip lead-out line and the right port microstrip lead-out line are offset withrespect to the horizontal centerline, a plurality of first metal vias are arranged around the top metal foil, A left metal via hole is arranged on that left side of the center of the top metal foil and a right metal via hole is arranged on the right side, the vertical center line of the top metal foil is provided with a plurality of medium metal vias, The surface of the top metal foil is providedwith a left gap groove, a right gap groove, an upper left metal via hole and an upper right metal via hole, a first metal via hole, a left metal via hole, a right metal via hole, a medium metal via hole, an upper left metal via hole and an upper right metal via hole penetrating the dielectric plate and the bottom metal foil. The invention has the advantages of small volume, light weight, small signal transmission loss, low insertion loss and high echo loss, and improves the transmission performance.
Owner:NANJING FORESTRY UNIV

Photodiode having electrode structure for large optical signal receiving area

Disclosed is structure of a photodiode, which is capable of making a light receiving area get a large caliber. The photodiode includes a light receiving area having a junction structure of a compound semiconductor for photoelectric conversion; a first electrode having a net structure Ohmic-contacted to a light input region on one side of the light receiving area; and a second electrode formed on the other side of the light receiving area in correspondence to the first electrode.
Owner:LG CABLE LTD (KR)

Display device and display

InactiveCN109860268AImprove the display effectSolve the technical problem of low light transmittanceSolid-state devicesNon-linear opticsDisplay deviceTransmittance
The invention provides a display device and a display, and relates to the technical field of display. By the display device and the display, the problem of reflection caused by external environment light in an OLED layer is solved, and the technical problem of low light transmittance emitted from the OLED layer is solved. A controllable flexible display device comprises the OLED layer, a one fourth wave plate, a first conductive substrate layer, a controllable liquid crystal layer and a second conductive substrate layer which are arranged in a lamination way, wherein the controllable liquid crystal layer comprises liquid crystal molecules and a dichroic dye; when environmental light intensity is larger than a preset threshold, the liquid crystal molecules and the dichroic dye in the controllable liquid crystal layer are controlled to be orientated according to a first direction, so that environmental light reflected by the OLED layer is absorbed by the dichroic dye; and when the environmental light intensity is not larger than the preset threshold, the liquid crystal molecules and the dichroic dye in the controllable liquid crystal layer are controlled to be orientated according toa second direction, so that light sent out from the OLED layer completely passes through the controllable liquid crystal layer.
Owner:YUNGU GUAN TECH CO LTD

Polaroid and display device

The embodiment of the invention relates to a polaroid and a display device. The polaroid is suitable for the bendable display device, and can comprise a linear polarizing layer which is used for converting ambient light into linearly polarized light, a squint angle compensation layer arranged opposite to the linear polariziing layer, and having an orthographic projection area at least covering thebending area of the display device, and a positive visual angle compensation layer arranged between the linear polarizing layer and the squint angle compensation layer. According to the scheme of theembodiment of the invention, the phase difference compensation can be performed on the light of the positive viewing angle and the oblique viewing angle when the bendable display device is bent through the use of the positive visual angle compensation layer and the squint angle compensation layer, the problem of ambient light reflection in a bent area is effectively solved to a certain extent, and the overall display effect of the display device is further improved.
Owner:INCOFLEX SEMICON TECH CO LTD

Light intensity distribution analogy method of heavy-rubber ultraviolet light oblique incidence back etching process

The invention relates to a light intensity distribution analogy method of a heavy-rubber ultraviolet light oblique incidence back etching process, which aims to solve the problem that the traditional light intensity distribution analogy method based on a scalar diffraction theory can not simulate the light intensity distribution of an SU-8 rubber ultraviolet light oblique incidence back etching process currently. A method which meets the following two conditions can be regarded as the light intensity distribution analogy method of the SU-8 rubber ultraviolet light oblique incidence back etching process: a. a paraxial approximation technology with ultraviolet light oblique incidence is used to process a Fresnel-Kirchhoff diffraction integral equation based on the scalar diffraction theory and a light intensity computation model suitable to the SU-8 rubber ultraviolet light oblique incidence back etching process is put forward; and b. the light intensity computation model of back oblique incidence ultraviolet light comprehensively considers the reflection and refraction of the back oblique incidence ultraviolet light in air / mask plate, mask plate / SU-8 rubber interface, decay of the back oblique incidence ultraviolet light in SU-8 rubber and other factors, and precisely simulates the light intensity distribution of the SU-8 rubber ultraviolet light oblique incidence back etching process.
Owner:SOUTHEAST UNIV

Nonmetallic material defect detecting device and method

The invention provides a nonmetallic material defect detecting device and method. The device comprises an excitation source and an infrared thermal imager. The excitation source and a lens of the infrared thermal imager form a preset included angle. The excitation source is used for providing infrared light illuminating the surface of a nonmetallic sample. The infrared thermal imager is used for obtaining an infrared thermal image on the surface of the nonmetallic sample. Through the device, nonmetallic material defect detection is conducted, and the unevenness of radiation of the excitation source on the tested sample is reduced; meanwhile, the reflection problem of the excitation source on the surface of the tested sample is solved, the nonmetallic material defect detection accuracy andsensitivity are improved, and the false drop rate and omission rate are reduced.
Owner:CHINA SPECIAL EQUIP INSPECTION & RES INST

Mobile robot grating map creating method of real-time data fusion

The invention provides a building method of a grid map by a mobile robot based on real-time data fusion. The method comprises the following steps: artificially dividing an environment into a plurality of grids with the same size, and obtaining the distance information by sonar sensors arranged on the front end of the mobile robot; extracting measured values of three sonar sensors which are closest to a currently computed grid unit at the same time, respectively explaining a single sonar data by a fuzzy logic and a probability theory so as to obtain a group of characteristic vectors which are subject to the data fusion as input vectors of a neural network, wherein, output values of the neural network comprises idle state, busy state and undefined state of the grid; finally updating the state of the grid by the Bayes rule. The mobile robot of the invention obtains the environmental information by sonar ranging finders and completes the environmental modeling, thus providing reliable basis for the subsequent autonomous navigation of the mobile robot.
Owner:HUNAN UNIV

Lateral-entering red, green and blue COB light source device with light condensers and without light guide plate

The invention discloses a lateral-entering red, green and blue COB light source device with light condensers and without a light guide plate. The light source device comprises the light condensers, supports, a diffusion light plate, a diffuse reflection backboard and frame plates, the light condensers are mounted on a frame at intervals, one support is fixed on the surface of each of two ends of the diffusion light plate, the frame plates are mounted on the supports, and the diffuse reflection backboard is mounted at the tops of the frame plates. Each light condenser mainly comprises a plurality of LED light sources, a light source support, an optical fiber lens, an outer reflection face and an inner reflection face, each optical fiber lens and the corresponding LED light sources are fixedat the surface center of the cylindrical light source support, each LED light source is positioned in the corresponding optical fiber lens, each outer reflection face is fixed at the surface edge ofthe corresponding light source support, and each inner reflection face is fixed on the surface of the corresponding optical fiber lens. By applying an LED surface light source with the light condensers and without the light guide plate, light effect is improved, the problem that the light guide plate is high in weight and cost is solved, and thermal warping of the light guide plate is avoided.
Owner:SOUTH CHINA UNIV OF TECH

Near-infrared nondestructive testing device for fruits

The invention provides a near-infrared nondestructive testing device for fruits. The device comprises a sample rack, a light source, a detector, an optical fiber and an optical fiber probe, wherein the sample rack is a columnar frame provided with a fruit placing table on the top; a through hole which is slightly smaller than a fruit is formed in the middle of the fruit placing table; a turbine lead screw lifter is arranged at the bottom of the frame; an optical fiber probe installation frame which is a hollow cylinder matched with the optical fiber probe in shape and with a first through slot on the side face is arranged on a lifting rod of the lifter; the width of the first through slot is greater than the wire diameter of the optical fiber; the optical fiber probe is erected on the top of the cylinder by virtue of a bump on the optical fiber probe; a hollow wedged block with a second through slot on the side face is arranged between the top of the cylinder and the bump; the hollow part of the wedged block is matched with the optical fiber probe in shape. The angle of the optical fiber is changed by way of arranging the wedged block on the optical fiber probe bracket, so that the problem that light is reflected by fruits is solved. The device provided by the invention is simple in structure, strong in practicality, low in cost and high in accuracy.
Owner:TIANJIN AOLV AGRI & SIDELINE PROD GRP

Vehicle glass light reflection preventing device

The invention provides a vehicle glass light reflection preventing device which comprises a shade cloth (1). The vehicle glass light reflection preventing device is characterized in that a set of magnets (2) are arranged on the edge of the shade cloth (1), an observation opening (3) is formed in the shade cloth (1), and a joint cloth (1a) is further connected to one end of the observation opening (3); a support (4) is connected to the edge of the observation opening (3) and composed of a pair of support rods (4a) and a supporting frame (4b) connected with the support rods (4a); the joint cloth (1a) can be matched with the supporting frame (4b) in a covering mode. The vehicle glass light reflection preventing device is simple in structure and convenient to use, and the problem that when a vehicle runs or parks, a vehicle window reflects light can be effectively solved; particularly, the whole frame can be folded, so that the vehicle glass light reflection preventing device has the advantages of being convenient to carry and the like.
Owner:来安县永阳知识产权运营有限公司

RFID cigarette package box and manufacturing method

The invention relates to an RFID cigarette package box and a manufacturing method and belongs to the technical field of electronic tags. The RFID cigarette package box comprises a cigarette packet lining package (15) which comprises an emitting surface (11) and a reflecting surface (7). The emitting surface (11) and the reflecting surface (7) are connected through a connecting edge (6). A feed ring opening (9) is formed in the connecting edge (6). A microstrip antenna is arranged on the feed ring opening (9) in a repasting manner. The microstrip antenna comprises a strap bandage (13). The strap bandage (13) comprises two strap wings arranged symmetrically. One strap wing is in overlap joint with the emitting surface (11). The other strap wing is in overlap joint with the reflection surface(7). The RFID cigarette package box solves the technical problem that electronic tags on cigarette packets cannot be communicated and recognized, production of the electronic tags and the cigarette packets are combined organically, and anti-fake cracking down and logistics management over cigarettes are achieved.
Owner:SHANDONG TAIBAO PREVENTING COUNTERFEIT

Display substrate and display device

The invention provides a display substrate and a display device, belongs to the technical field of display, and can solve the problems that light is reflected in the display substrate to cause color mixing, the sensitivity of an under-screen sensor is reduced, and the emission rate of a COE structure is high. The display substrate comprises a substrate body, a plurality of light-emitting devices arranged on the substrate body, a pixel limiting layer, a packaging layer, a reflecting layer and a light absorption material layer. The pixel defining layer is provided with a plurality of accommodating parts; each of the plurality of light-emitting devices comprises a first electrode layer, a light-emitting layer and a second electrode layer which are sequentially arranged on the substrate and are laminated; a first electrode layer of the light-emitting device is located on the side, close to the substrate, of the pixel limiting layer; the position of one accommodating part corresponds to the position of one first electrode layer; the packaging layer is located on the side, away from the substrate, of the second electrode layer of the light-emitting device; and the reflecting layer is arranged on the side, away from the substrate, of the packaging layer and is provided with a plurality of first openings.
Owner:BOE TECH GRP CO LTD

Ultrasonic image blood vessel bifurcation detection method

PendingCN112365489AClear boundariesRich in pixelsImage enhancementImage analysisDistended blood vesselAdaptive filter
The invention relates to an ultrasonic image blood vessel bifurcation detection method which comprises the following steps: acquiring an ultrasonic image, and converting the ultrasonic image into a grayscale image through single-channel extraction; performing Harris feature detection on the grayscale image to obtain an interest point set image; performing Fourier transform on the interest point set image, and removing high-frequency noise and Gaussian white noise through a Butterworth low-pass filter and an LMS adaptive filter in a frequency domain to obtain a denoised image; performing edge detection or image segmentation on the denoised image to obtain a blood vessel image; carrying out blood vessel refinement on the blood vessel image by utilizing a zhang-suen refinement algorithm to obtain a blood vessel refinement image; performing blood vessel expansion filling processing on the blood vessel refined image through a harmonic mean filter to obtain a blood vessel filling image; andcarrying out convolution on all pixel points in the blood vessel filling image to obtain a blood vessel bifurcation point. Compared with the prior art, the method is simple, the determined bifurcationposition is more accurate, and the efficiency is high.
Owner:TONGJI UNIV

Particle measurement device and method based on fiber coupling

The invention discloses a particle size measurement device and method based on fiber coupling. The measurement device is composed of a high-stability multi-wavelength light source, an input fiber, a first high-precision electric control optical adjusting bed, a CCD (charge coupled device) imaging system, a second high-precision electric control optical adjusting bed, an output fiber, a high-precision detector and a computer. The measurement method comprises the following steps: the computer is utilized to control the high-precision electric control optical adjusting bed, and control and lock the end surface of the input fiber which is connected with the light source and the end surface of the output fiber which is connected with a power meter within a distance of 100mu m, a solution to be tested is dropped to form a sample pool structure, then multi-wavelength scanning is utilized and a Lorentz model is combined to modify the traditional MIE theory; and a multivariable genetic algorithm is provided to realize real-time on-line measurement. The device has small volume and is convenient to move, the solution to be tested is not required to be subjected to refractive index measurement in advance, an external and independent high-power laser light source is not required, the reflection and scattering of a sample pool are eliminated and the real-time on-line particle measurement can be performed.
Owner:UNIV OF SHANGHAI FOR SCI & TECH

A Gaas double-sided thin film solar cell

The invention discloses a GaAs double-faced thin-film solar cell comprising a cell unit or an array composed of a plurality of cell units. Each cell unit comprises a back electrode layer, a device layer and a grid electrode layer. Each grid electrode comprises a first grid structure, each back electrode comprises a second grid structure, a first antireflection film layer is arranged between the device layer and the back electrode layer, and a second antireflection film layer is arranged between the device layer and the grid electrode layer. Each cell unit is in the shape of a regular hexagon or rectangle. The GaAs double-faced thin-film solar cell has the advantages that double-faced light interception of the GaAs thin-film solar cell is realized, light loss is reduced, and photoelectric conversion efficiency is higher; small-gap and even seamless splicing of regular-hexagonal or rectangular solar cells can be achieved to form the cell array, so that energy density of the solar array in unit area is increased, output power of the solar array in unit area is improved, and production cost is reduced remarkably.
Owner:SUZHOU JUZHEN PHOTOELECTRIC

Cement pavement slab staggering treatment structure and construction method

The invention relates to a cement pavement slab staggering treatment structure and a construction method. The slab staggering treatment structure comprises a base layer and an old surface layer; the slab staggering treatment structure further comprises a repairing layer, a slab staggering connecting part, a leveling layer and a new surface layer. The old surface layer comprises an in-situ plate and a sinking plate; a pulling device is arranged in the repairing layer and the slab staggering connecting part; anti-upheaval devices are arranged on the in-situ plate and the leveling layer. The slab staggering positions of the old surface layer are connected into a whole, so that the problem of reflection to the new surface layer from a penetrating crack is effectively solved; an anti-upheaval device is arranged to effectively relieve the generation of upheaval diseases of a new surface layer; while the original cement concrete surface layer is treated, the void of the base layer below the staggered slab junction gap is treated, so that the generation of the pavement structure crack is delayed.
Owner:卢林

A method of manufacturing a semiconductor device

The invention relates to a method for manufacturing a semiconductor device. The method comprises the following steps: providing a semiconductor substrate; forming a front layer on the semiconductor substrate; successively forming a thin oxide layer and a high-etching-rate bottom antireflective coating on the front layer; forming a patterned photoresist layer on the high-etching-rate bottom antireflective coating; according to the patterned photoresist layer, etching the high-etching-rate bottom antireflective coating so as to form an opening exposing the thin oxide layer; removing the patterned photoresist layer; and removing the exposed thin oxide layer. According to the invention, in the manufacture process of the semiconductor device, the high-etching-rate bottom antireflective coating and the thin oxide layer are formed on the substrate, such that the problem of reflection of the substrate when an injection photoetching process is carried out is solved, the problem of damage caused to the front layer and the substrate is avoided, and the performance of the device is improved.
Owner:SEMICON MFG INT (SHANGHAI) CORP

Virtual try-on method of sun glasses and virtual try-on device thereof

The invention discloses a virtual try-on method of sun glasses and a virtual try-on device thereof. The method comprises the steps that the object image of the sun glasses is acquired, and the objectimage is divided into a frame image layer, a lens image layer and a background image layer; the reflected scene image required by the sun glasses is acquired, and the scene image is displayed in the lens area corresponding to the lens image layer and a scene image layer is formed; the scene image layer and the lens image layer are mixed to form a mixed image layer; and the frame image layer is moved to the upper layer of the mixed image layer, and the attributes of the mixed image layer are adjusted to achieve the try-on lens reflection effect of the sun glasses. The beneficial effects of thevirtual try-on method of the sun glasses and the virtual try-on device thereof, the reflected scene image required by the sun glasses is acquired and the lens effect of the sun glasses is generated sothat the problem of reflection of the sun glasses in the try-on process can be solved and the better effect can be achieved.
Owner:广州便雅悯视光网络科技有限公司

Three-dimensional interposed waveguide type medium pool for Brillonin amplifying laser serial beam combination

Disclosed is a three-dimensional cross waveguide type medium pool for a serial laser combination in Brillouin amplification, which relates to a medium pool. The invention solves the problem that to suffice the laser incident beam and the emission beam at two directions is difficult, and to adjust the fine cross and overlapping of the two laser beams in the medium pool is also difficult in the prior noncollinear structure medium pool of the serial laser combination. A first subassembly and a second subassembly of the invention are symmetrically arranged at the two ends of a square component (10); a first component (1), a second component (2), a third component (3) and a fourth component (4) are respectively arranged at the four side walls of one end of the square component (10); a fifth component (5), a sixth component (6), a seventh component (7) and a eighth component (8) are respectively arranged at the four side walls of the other end of the square component (10). The medium pool of the invention makes the laser beam to be perpendicular to the injection window when the laser beam is injected into the medium pool, and fulfils a larger cross angle within the limitation of the permitted errors of the wave vector mismatch angle. The medium pool of the invention also simplifies the structure, increases the energy conversion efficiency, and realizes the cross and overlapping of the laser beam in the medium pool with convenient adjusting.
Owner:HARBIN INST OF TECH

Stainless steel roll-grinding hot-pasting laser cutting protective film and preparation process thereof

The invention belongs to the technical field of laser cutting protective films, and discloses a stainless steel roll-grinding hot-pasting laser cutting protective film which is prepared from the following raw materials in percentage by weight: 30%-40% of low-density polyethylene, 35%-40% of linear polyethylene, 10% of metallocene, 5%-10% of high-density polyethylene and 10% of special coloring master batch. The glue is prepared from the following raw materials in percentage by weight: 4% of acrylic acid, 25% of butyl acrylate, 50% of 2-ethylhexyl acrylate, 11% of vinyl acetate, 5% of methyl methacrylate and 5% of hydroxyethyl acrylate, and the preparation process comprises the following steps: (1) producing a PE base material in a blow molding manner;, (2) producing the glue; (3) coating in a net wire roller transfer coating manner; (4) carrying out high-temperature curing in a curing chamber for 48 hours; and (5) cutting. The problems of focusing and reflection in fiber laser cutting can be solved, the technology that a stainless steel plate is thermally pasted with a fiber laser cutting protective film is broken through, the actual application requirement can be met, and the application range is wide.
Owner:海阳市凌晖包装有限公司

Uncooled infrared imaging focal plane array detector

ActiveCN100581986CAvoid situations where both the front and rear surfaces of the silicon substrate are passedResolve reflectionTelevision system detailsRadiation pyrometryImaging techniqueAbsorption rate
The invention discloses a focal plane array detector of uncooled infrared imaging, which relates to a technical filed of infrared imaging. The detector comprises micro-cantilever units tiled flatly in order; the micro-cantilever unit comprises a thermal deformation structure, an infrared absorption structure and a support beam; the thermal deformation structure has two groups respectively arranged on two sides of the infrared absorption structure and one end of each group of the thermal deformation structure is connected with the support beam while the other end of each group of the thermal deformation structure is connected with the infrared absorption structure; the infrared absorption structure comprises an optical detection plate and an infrared transmission plate which are fixed and connected with each other through a fluke; the thermal deformation structure is connected with the optical detection plate of the infrared absorption structure and is distributed on the same plane with the optical detection plate of the infrared absorption structure. The adoption of the invention solves the problems that silicon substrate in graphic area reflects the infrared as well as facilitates detection sensitivity and absorption rate of incident infrared.
Owner:INST OF MICROELECTRONICS CHINESE ACAD OF SCI

Organic light-emitting display cathode ring anti-reflection structure and manufacturing method, display

The invention relates to an organic light-emitting display cathode ring anti-reflection structure, a manufacturing method thereof, and a display. The cathode ring anti-reflection structure includes a cathode ring, and a first barrier layer, a second barrier layer, and a first barrier layer sequentially fabricated on the cathode ring. Three barrier layers; the first barrier layer is in direct contact with the surface of the cathode ring, and is fabricated on the cathode ring by evaporation. In the present invention, the color filter layer is manufactured on the cathode ring at the same time in the process of manufacturing the color filter layer in the display area of ​​the organic light-emitting display, and the color filter layer is arranged on the cathode ring in a stacked manner, so that visible light cannot be transmitted. Through the film layer, the purpose of reducing or even eliminating the visible light reflection of the cathode ring is achieved, and the structure does not need to add additional processes and equipment in the production process, which can not only effectively solve the problem of cathode ring reflection, but also will not increase the production cost. The production process Simple and easy.
Owner:南京睿显电子科技有限公司
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