Product
Patsnap Eureka
For R&D, Patsnap Eureka makes reading and utilizing patents & technical documents easy.
Patsnap Eureka AIR
Designed for self-driven R&D workflows. Generate viable solutions, solve complex R&D challenges, empower your innovation with AI.
Patsnap Eureka Materials
Designed for material experts only. Revolutionize your material R&D, from search, analyze, to developing new materials.
Feature
TechResearch
Generate reliable direction feasibility study reports for your R&D in just a few steps.
TechSeek
Discover and master advanced knowledge NOW. Basics, ideas, possibilities, all at once.
TechMind
As an expert in R&D Theories, TechMind can generates customized viable solutions instantly.
TechRisk
Analyze your overall solution with one click, know your potential R&D risks in advance.
TechMonitor
Get weekly tech updates, stay abreast of the latest tech innovations and key insights.
Patents
Literature
Hiro is an intelligent assistant for R&D personnel, combined with Patent DNA, to facilitate innovative research.
34results about How to "Increase the interaction area" patented technology
Efficacy Topic
Property
Owner
Technical Advancement
Application Domain
Technology Topic
Technology Field Word
Patent Country/Region
Patent Type
Patent Status
Application Year
Inventor
Terahertz parameter source coupling structure and working method thereof
ActiveCN106019765AImprove output efficiencyIncrease the interaction areaNon-linear opticsCouplingPrism
The invention relates to a terahertz parameter source coupling structure and a working method thereof. The terahertz parameter source coupling structure comprises a terahertz parameter crystal and a silicon dioxide prism array, an antireflection film with the wave length of 1000-1100nm is plated on each of two end surfaces of the terahertz parameter crystal, and the silicon dioxide prism array is coupled on an output end surface of the terahertz parameter crystal. If the size of the terahertz parameter crystal allows, the terahertz parameter source coupling structure acquires the output of a terahertz wave through the mode of bonding the crystal and a silicon dioxide prism cut at a relatively large angle, the area of mutual action of pump light and stokes scattered light in the crystal is increased, and the output efficiency of the terahertz is improved.
Owner:SHANDONG UNIV
Method and device for confirming input information
ActiveCN104656895AImprove experienceIncrease the interaction areaInput/output for user-computer interactionBlood flow measurement devicesComputer science
Owner:BEIJING ZHIGU RUI TUO TECH
Method and device for determining input information
InactiveCN104731322ARealize OKImprove experienceInput/output for user-computer interactionDiagnostic recording/measuringPhysical medicine and rehabilitationPhysical therapy
The invention provides a method and device for determining input information, and relates to the field of wearable devices. The method includes the steps that responding to a pressing operation received by a first portion of the user body, target blood flow information of a second portion corresponding to the first portion is obtained; according to the target blood flow information and a piece of reference information, a piece of input information corresponding to the pressing operation is determined. According to the method and device, the input information is determined by means of the user body, the interaction area is increased, the input efficiency can be improved easily, and the user experience is promoted.
Owner:BEIJING ZHIGU RUI TUO TECH
Gas-sensitive membrane and preparation method and application thereof
InactiveCN109813768AIncrease the interaction areaLarge specific surface areaMaterial resistancePorosityGas detector
The invention relates to a gas-sensitive membrane and a preparation method and application thereof. The gas-sensitive membrane is a single-layer porous mesh gas-sensitive membrane. The method is a mask sputtering method and specifically comprises the steps that a single layer of organic microspheres is flatly laid on a whole sensor substrate to serve as a mask plate, then an oxide gas-sensitive thin film is deposited, and finally the single-layer organic microsphere mask plate is removed to obtain the single-layer porous gas-sensitive membrane. According to the method, a gas-sensitive sensor wafer of a suspended structure can be further obtained by adopting a traditional back etching process, and laser cutting and splitting packaging are adopted to obtain a gas-sensitive sensor device. According to the method, a traditional dense two-dimensional thin film is cut into a porous net structure, the specific surface area is large, the porosity is increased, the interaction area between thethin film and gas is increased, and then the sensitivity is improved. Meanwhile, the gas-sensitive membrane prepared through the sputtering method is consistent in performance and relatively good in batch stability and has good application prospects.
Owner:INST OF PROCESS ENG CHINESE ACAD OF SCI
Touch panel, manufacturing method thereof, touch screen and display device
ActiveCN107301003AIncrease the interaction areaImprove uniformityInput/output processes for data processingTouch panelDisplay device
The invention discloses a touch panel, a manufacturing method thereof, a touch screen and a display device. The touch panel comprises a touch electrode layer with a plurality of matrix-arranged touch units, each touch unit comprises a touch driving electrode and a touch sensing electrode which are complementary in shape, the touch sensing electrodes of two adjacent touch units are connected, the touch driving electrodes of the two adjacent touch units are connected, complementary edges of the touch driving electrode and the touch sensing electrode of each touch unit have curve changes, so that the interaction area of the touch driving electrodes and the touch sensing electrodes is increased, touch sensing signal quantity can be increased, and touch sensitivity is improved. Moreover, the edges of the touch driving electrodes and the touch sensing electrodes have circular arc chamfers by the design of the curve change edges, charge accumulation in the electrodes can be decreased, and uniformity of touch performances is improved.
Owner:BOE TECH GRP CO LTD +1
Semiconductor gas sensor and preparation method thereof
InactiveCN110057869AIncrease the interaction areaHigh sensitivityMaterial analysis by electric/magnetic meansGas detectorOrder structure
The invention provides a semiconductor gas sensor and preparation method thereof. The semiconductor gas sensor comprises a metal nanoparticle array and a gas-sensitive film, wherein the gas-sensitivefilm is deposited on the metal nanoparticle array, and the surface of the gas-sensitive film has a high-low fluctuation ordered structure. The high-low fluctuation ordered structure improves the interaction area between the gas-sensitive film and the gas. The gas-sensitive film is deposited on the metal nanoparticle array, and the effective regulation and control of the gas-sensitive film structure can be realized by adjusting the arrangement mode of the metal nanoparticle array, so that the sensitivity of the gas-sensitive film for detecting gas is effectively improved.
Owner:INST OF PROCESS ENG CHINESE ACAD OF SCI
Iron oxide modified carbon nanotube-silicone rubber composite material and preparation method thereof
The invention discloses an iron oxide modified carbon nanotube-silicone rubber composite material and a preparation method thereof. The method includes: mixing 100 parts by weight of methyl vinyl silicone rubber, 38-40 parts by weight of white carbon black, 10-12 parts by weight of hexamethyldisilazane, 2-3 parts by weight of polyvinylsilicone oil, 3-5 parts by weight of iron oxide modified carbon nanotubes and 0.5-1 part by weight of 2, 5-dimethyl-2, 5-di-tert-butyl hexane peroxide, and then conducting vulcanization molding. In the invention, iron oxide modified carbon nanotubes are combined with a silicone rubber matrix, thus improving the thermal oxidative stability of the silicone rubber composite material.
Owner:TIANJIN UNIV
Microfluidic biological detection system and method
InactiveCN109520994AReduce manufacturing difficultyAvoid makingRaman scatteringLaboratory glasswaresNano structuringMicrofluidic channel
The invention discloses a microfluidic biological detection system and method. The system comprises a microfluidic biological chip, an evanescent wave optical fiber SERS (Surface Enhanced Raman Scattering) probe and a portable Raman spectrometer, wherein the microfluidic biological chip comprises a microfluidic channel and a probe connector; the microfluidic channel is located in the microfluidicbiological chip; the probe connector penetrates to a detection region of the microfluidic channel in the microfluidic biological chip from the outer part of the microfluidic biological chip; a probe comprises a transmission section and a sensitive section; the sensitive section is composed of an evanescent wave optical fiber structure and a noble metal nano-structure with a localized field enhancement property; the evanescent wave optical fiber structure is located at one end of the transmission section; the noble metal nano-structure is located on the surface of the evanescent wave optical fiber structure; when microfluidic biological detection is carried out, the sensitive section of the probe stretches into the detection region of the microfluidic channel through the probe connector; and a second end of the transmission section is connected with the portable Raman spectrometer. By adopting the microfluidic biological detection system and method, the preparation difficulty and cost of a substrate can be effectively reduced and the microfluidic biological detection sensitivity is improved.
Owner:DONGGUAN UNIV OF TECH
Coaxial transit time oscillator electron collector capable of working in long-pulse state
InactiveCN107946156AIncrease the interaction areaLow densityTransit-tube collectorsSecondary electronsLong pulse
The invention relates to a coaxial transit time oscillator electron collector capable of working in a long-pulse state. The coaxial transit time oscillator electron collector is characterized in thatmagnetic induction lines on the edge of a magnetic field of a solenoid bend obliquely upwards, and an electron collection surface is of an obliquely-upward electron collector structure, so that the current density at a collection position is lowered; energy deposit is reduced; and reflected and scattered electrons are reduced. Generated plasma and secondary electrons return to a beam wave interaction area, so that microwave output is prevented from being influenced.
Owner:NAT UNIV OF DEFENSE TECH
Organic bentonite modified high-strength high-heat-resistance epoxy molding compound for semiconductor packaging and preparation method thereof
ActiveCN111117540AImprove heat resistanceHigh strengthNon-macromolecular adhesive additivesAldehyde/ketone condensation polymer adhesivesEpoxySemiconductor package
The invention provides an organic bentonite modified high-strength high-heat-resistance epoxy molding compound for semiconductor packaging. The organic bentonite modified high-strength high-heat-resistance epoxy molding compound comprises the following components, 10 to 90 parts by weight of epoxy resin, 30 to 70 parts by weight of phenolic resin, 300 to 800 parts of a solid filler, 1 to 100 parts of modified organic nano bentonite, 0.1 to 5 parts of an ion trapping agent, 0.5 to 5 parts of a low-stress modifier, 0.1 to 5 parts of a coupling agent, 0.1 to 5 parts of an accelerant, 0.1 to 10 parts of a release agent and 0.1 to 5 parts of a coloring agent. Compared with the prior art, the epoxy molding compound disclosed by the invention has the main advantages that (1) the epoxy molding compound has extremely high bending strength and glass-transition temperature; (2) the epoxy molding compound is good in packaging appearance and packaging operability, and free of bad problems such asair holes, sand holes and mold sticking; and (3) the epoxy molding compound is high in reliability and low in cost.
Owner:江苏中科科化新材料股份有限公司
Stacked nano-material solid-phase extraction column
ActiveCN103893996AIncrease contact areaIncrease the areaSolid sorbent liquid separationThin shellsHigh density
The invention discloses a stacked nano-material solid-phase extraction column. The stacked nano-material solid-phase extraction column consists of a column core, a nano-material and a sealing layer; a solid column body with a certain length is obtained by cutting; a dense thin shell fabric which is covered with a nano-material layer with certain weight uniformly wraps around the column core for a plurality of layers; an outer seal is fixed, so that the stacked nano-material solid-phase extraction column is formed. The manufacturing process of the solid-phase extraction column is simplified; the extraction columns manufactured in batches have the high reproducibility; particularly, for large-size and high-density liquid samples, the column passing resistance is low, the speed is high, and the extraction time is shortened.
Owner:SOUTHEAST UNIV
Carbon nano-tube reinforced carbon fiber thermosetting resin-based composite material preparation method
InactiveCN109265915AEvenly dispersedIncrease the interaction areaElectrophoretic depositionCarbon nanotube
The invention provides a carbon nano-tube reinforced carbon fiber thermosetting resin-based composite material preparation method, which comprises: preparing a carbon nano-tube electrophoresis suspension; growing carbon nano-tubes on the surface of carbon fibers; placing the prepared carbon nano-tube electrophoresis suspension in an electrolytic cell, and carrying out carbon nano-tube electrophoresis deposition on the surface of the carbon fiber by using a stainless steel plate as an anode and using a cut carbon fiber cloth as a cathode; placing the carbon fiber cloth obtained after electrophoresis deposition in an oven, and drying for 80-120 min; and mixing a thermosetting resin and a curing agent to obtain a resin mixture, placing the resin mixture and the dried carbon fiber cloth into amold, and molding to prepare the carbon nano-tube reinforced carbon fiber thermosetting resin-based composite material. According to the present invention, the carbon nano-tubes grow on the surface of carbon fibers so as to effectively achieve the uniform dispersion of the carbon nano-tubes; and by introducing the carbon nano-tubes, the interaction area between the fibers and the resin is significantly increased so as to improve the interlayer shear strength of the thermosetting resin-based composite material.
Owner:LINGYUN INDAL CORP
Novel steel pipe pile foundation for preventing pile circumferential soil from being liquefied under action of waves
InactiveCN108708365ASignificant progressQuick resultsMachines/enginesEngine componentsSuction forcePore water pressure
The invention discloses a novel steel pipe pile foundation for preventing pile circumferential soil from being liquefied under an action of waves. The novel steel pipe pile foundation is characterizedin that a vacuum cavity is formed in a steel pipe pile below a seabed mud surface, the vacuum cavity is connected to a vacuum pump through a suction pipe, the vacuum pump is provided with a water outlet, drainage holes are distributed in the wall of the steel pipe pile corresponding to the vacuum cavity, water is permeated to the pile circumferential soil and enters the vacuum cavity through thedrainage holes, and then under the action of the vacuum pump, the pile circumferential soil is discharged to the vacuum pump through the suction pipe and then is discharged from the water outlet; andpreference is given, the device can further comprise a wave energy conversion section, a permeation layer expansion section and the like. According to the novel steel pipe pile foundation, the pore water pressure caused by the waves is reduced on the premise that the property of the pile circumferential soil is not changed, so that the liquefaction is prevented and the environment influence is small; the vacuum suction force is manufactured by utilizing the wave energy, and extra energy consumption is not needed; and the effect area of the pile soil is expanded by the permeation layer expansion section, so that the soil resistance is fully obtained so as to reduce the displacement response of the pile foundation under the action of the waves.
Owner:HOHAI UNIV
Hoist optical fiber for transmitting hollow light beams
ActiveCN109270625AReduce weightFew jointsOptical fibre with multilayer core/claddingOptical waveguide light guideFiberGyroscope
The invention discloses a hoist optical fiber for transmitting hollow light beams and belongs to the technical field of optical fiber structure design. The hoist optical fiber includes an air fiber core, a fiber core anti-resonance single ring, a quartz supporting frame, a cladding air layer and a quartz cladding layer; the fiber core anti-resonance single ring forms an anti-resonant wall; and a fiber core is filled with air, so that the air fiber core can be formed; and the quartz supporting frame is adopted to support the fiber core anti-resonance single ring. The wall thickness of the fibercore anti-resonance single ring, the position of the joint point of the quartz supporting frame and the fiber core anti-resonance single ring, the size of the joint point and the wall thickness of the quartz supporting frame can be adjusted, and therefore, the hollow-core anti-resonance single ring used for blue-detuned atomic guide can be realized. The hoist optical fiber is small in transmission confinement loss and is simple in structure, and therefore, the hoist optical fiber can better transmit the hollow light beams, and the interaction area between light and atoms and the guiding efficiency of the atoms can be improved, the realization of an experiment of blue-detuned atomic guide can be benefitted, and a high-precision atomic interference gyroscope can be realized.
Owner:BEIHANG UNIV
Offshore wind power single pile-friction wing composite foundation and construction method thereof
ActiveCN112942407AIncrease the interaction areaImprove carrying capacityWind motor supports/mountsWind energy generationSoil archingOffshore wind power
The invention discloses an offshore wind power single pile-friction wing composite foundation and a construction method thereof. The offshore wind power single pile-friction wing composite foundation comprises a single pile and a friction wing, wherein the friction wing is connected to the single pile through a force transmission pipe, a conical transition section of the single pile goes deep into a seabed bearing stratum, and the force transmission pipe of the friction wing located in the bearing stratum is in close contact with the conical transition section of the single pile; a side wing of the friction wing is connected to the outer wall of the force transmission pipe, and a ring wing is arranged in a side wing included angle. According to the offshore wind power single pile-friction wing composite foundation, the friction wing is of a through structure in the axial direction, so that the friction wing can conveniently penetrate through a seabed sludge layer to be embedded into the bearing stratum; the side wing, the ring wing and the force transmission pipe support each other, so that the structural stability of the friction wing is kept, a soil arching effect is generated between the side wing and the ring wings by a soil body, the resistance of the soil body is remarkably improved, the interaction area of the structure and the soil body is increased by the friction wing, and the bearing capacity of the single pile-friction wing composite foundation is improved.
Owner:CHINA THREE GORGES CORPORATION +1
Gas-liquid mixing device and method
InactiveCN103657308AImprove filtering effectExtension of timeCombination devicesMixing methodsProduct gasFan blade
The invention relates to a gas-liquid mixing device and a method. The gas-liquid mixing device comprises a shell (1), an air inlet box (3) connected with the top of the shell (1), an air outlet box (4) connected with the bottom of the shell, a water tank (2) connected at the bottom of the air outlet box, and a pump (5) which is arranged outside the water tank (2) and connected with the bottom of the water tank (2) through a pipeline, wherein the pump (5) is also connected with a water inlet in the top of the shell through a pipeline, fan blades are arranged in the shell along the axis of the shell, and a motor is arranged outside the air inlet box and drives the fan blades to rotate through a transmission device. In the implementation of the gas-liquid mixing device provided by the invention, by utilizing atomized liquid for adhering impurities in waste gas, the filtering effect is improved; on the other hand, as the surface area of the atomized liquid is increased, the interaction area with the gas is increased.
Owner:林光涌 +1
Application of semiconductor nano photosensitive material in preparing visual repair material
ActiveCN110101902AGood effectIncrease the interaction areaPharmaceutical delivery mechanismTissue regenerationRetinal ganglionBiocompatibility Testing
The invention belongs to the technical field of semiconductor nano photosensitive materials, and relates to novel application of a semiconductor nanomaterial with a photosensitive effect, in particular to the application of a semiconductor nano photosensitive material in preparing a visual repair material. The semiconductor nano photosensitive material is similar to a retinal photoreceptor cell and is an ordered one-dimensional gold-modified titanium oxide nanowire array; the semiconductor nano photosensitive material has the advantages of high specific surface area, large material retinal interaction area, large charge mobility and good biocompatibility and stability, and is applied to both isolated retina and a living mouse by replacing a photoreceptor, so that the retina produces a photoreaction; the semiconductor nano photosensitive material can be used for preparing the visual repair material for repairing dysopia. Experiments confirm that the visual repair material can repair retinal ganglion cells to produce the photoreaction, thereby repairing visual cortical nerve cells to produce the photoreaction.
Owner:FUDAN UNIV
Identify methods and equipment for entering information
ActiveCN104656895BImprove experienceIncrease the interaction areaInput/output for user-computer interactionBlood flow measurement devicesHuman–computer interaction
The present application provides a method and device for determining input information, which relate to the field of wearable devices. The method includes: in response to performing an action on a first part of the user's body, acquiring target blood flow information of the first part or a second part corresponding to the first part; information and a reference information to determine an input information. The method and device use the user's body as an input interface, which increases the interaction area, is beneficial to improve input efficiency, and improves user experience.
Owner:BEIJING ZHIGU RUI TUO TECH
A Cold Cathode Radiation Source Based on Helical Ribbon Electron Injection
ActiveCN107527779BIncrease the launch areaLarge emission currentDischarge tube electron gunsElectron injectionBand shape
The invention discloses a cold cathode radiation source based on spiral ribbon electron injection, which relates to the technical field of microwave, millimeter wave, submillimeter wave and terahertz electric vacuum devices, and consists of a cathode block, a cathode emitting surface, an anode block and an electron gun package insulator The spiral ribbon electron injection cold cathode electron gun, periodic structure metal shell, collector, guiding magnetic field generator, the cathode emission surface is rectangular; the lower surface of the anode block is a slope inclined downward to the right, and the anode block is located on the upper right of the cathode block square; the metal shell with periodic structure is provided with electron injection channels that run through the left and right ends of the metal shell with periodic structure, and the middle part of the electron injection channel is provided with a high-frequency structure extending axially along the electron injection channel; the collector, electron injection channel, and cathode emitting surface are located on a straight line. The invention proposes a spiral ribbon-shaped electron injection cold-cathode electron gun with simple structure, long service life and excellent performance, which utilizes the interaction between the longitudinal velocity of the electron injection and the high-frequency field to hand over energy to realize electromagnetic radiation.
Owner:UNIV OF ELECTRONICS SCI & TECH OF CHINA
A gourd optical fiber for transmitting hollow light beams
ActiveCN109270625BReduce weightFew jointsOptical fibre with multilayer core/claddingOptical waveguide light guideFiberGyroscope
The invention discloses a hoist optical fiber for transmitting hollow light beams and belongs to the technical field of optical fiber structure design. The hoist optical fiber includes an air fiber core, a fiber core anti-resonance single ring, a quartz supporting frame, a cladding air layer and a quartz cladding layer; the fiber core anti-resonance single ring forms an anti-resonant wall; and a fiber core is filled with air, so that the air fiber core can be formed; and the quartz supporting frame is adopted to support the fiber core anti-resonance single ring. The wall thickness of the fibercore anti-resonance single ring, the position of the joint point of the quartz supporting frame and the fiber core anti-resonance single ring, the size of the joint point and the wall thickness of the quartz supporting frame can be adjusted, and therefore, the hollow-core anti-resonance single ring used for blue-detuned atomic guide can be realized. The hoist optical fiber is small in transmission confinement loss and is simple in structure, and therefore, the hoist optical fiber can better transmit the hollow light beams, and the interaction area between light and atoms and the guiding efficiency of the atoms can be improved, the realization of an experiment of blue-detuned atomic guide can be benefitted, and a high-precision atomic interference gyroscope can be realized.
Owner:BEIHANG UNIV
Method and apparatus for an oval carbonator
ActiveUS20050179147A1Reduce the overall heightIncrease the outer surface areaCarburetting airMixing methodsEngineeringCold plate
A method and corresponding apparatus for an oval carbonator employ an oblong housing to provide an improved gas / water interaction area within the confines of the carbonator. The increased cross sectional area provides a larger water surface area, whereby an increased amount of the pressurized gas is exposed to the increased surface area. Further advantages of the oval carbonator include a simplification of the tubing bundles that are cast into the cold plate. The oval carbonator consolidates the volumes previously used by the carbonator, thereby allowing the tubing bundles to be consolidated. Consolidation of this type translates into reduced manufacturing time and increased savings due to the simplified design.
Owner:LANCER PARTNERSHIP
Offshore wind power single pile-friction wing composite foundation and its construction method
ActiveCN112942407BIncrease the interaction areaImprove carrying capacityWind motor supports/mountsWind energy generationOffshore wind powerSoil resistance
An offshore wind power monopile-friction wing composite foundation and its construction method, which includes a single pile and a friction wing, the friction wing is connected to the single pile through a force transmission tube, and the conical transition section of the single pile goes deep into the bearing layer of the seabed and is located at The force transmission tube of the friction wing in the force-bearing layer is in close contact with the conical transition section of the single pile, the side wings of the friction wing are connected to the outer wall of the force transmission tube, and the ring wings are arranged inside the included angle of the side wings. The friction wing of the present invention is a penetrating structure in the axial direction, which is convenient to pass through the seabed silt layer and embed into the force-bearing layer; The soil arch effect is generated between the wings, which significantly improves the resistance of the soil. The friction wing increases the interaction area between the structure and the soil, and improves the bearing capacity of the single pile-friction wing composite foundation.
Owner:CHINA THREE GORGES CORPORATION +1
Identify methods and equipment for entering information
ActiveCN104656896BImprove experienceIncrease the interaction areaInput/output for user-computer interactionBlood flow measurement devicesHuman–computer interaction
Owner:BEIJING ZHIGU RUI TUO TECH
Fluorescent probe material as well as preparation method and application thereof
ActiveCN113122254AIncrease the intensity of upconversion luminescenceGood dispersionFluorescence/phosphorescenceLuminescent compositionsFluoProbesUpconversion luminescence
The invention provides a fluorescent probe material as well as a preparation method and application thereof, and belongs to the technical field of inorganic luminescent materials. The fluorescent probe material provided by the invention can emit 980nm up-conversion light under the excitation condition of a 1550nm laser, the excitation light and the emission light are both located in a near-infrared region, no background fluorescence exists in the detection process, and the accuracy is high; moreover, an oleic acid ligand on the surface can enable core-shell nanocrystals to have good dispersity in gasoline, the influence of lead ions on the surface of the core-shell nanocrystals is promoted, the lead ions can effectively capture electrons on the Er<3+> ion excited state energy level, and then the energy transfer efficiency from Er<3+> to Yb<3+> is reduced; therefore, the up-conversion luminescence intensity of Yb <3+> ions at 980nm is gradually weakened along with the increase of the lead ion concentration, and the probe material can be applied to quantitative detection of the lead content in gasoline.
Owner:中国计量大学上虞高等研究院有限公司
Ultraviolet LED and detector homogeneous integrated chip and preparation method thereof
PendingCN113948535AEasy to collectIncrease the interaction areaSolid-state devicesRadiation controlled devicesLight fluxUltraviolet
The invention provides an ultraviolet LED and detector homogeneous integrated chip and a preparation method thereof, and the homogeneous integrated chip comprises a substrate; a buffer layer; an LED device which is in a circular ring shape or a circular arc shape; and a detector positioned on the inner side of the LED device. According to the integrated chip, the circular-ring-shaped or circular-arc-shaped LED device and the detector located on the inner side of the LED device are adopted, the utilization rate of light emitted by the LED is increased in the direction, the interaction area of the LED and the side wall of the detector is increased under the condition that the area of an active area is fixed, and collection of the detector is facilitated. According to the integrated chip, a metal reflecting layer is arranged on the peripheral surface of the LED device, so that the light extraction efficiency and the electro-optical conversion efficiency of the LED device in the homogeneous integrated chip are greatly improved, the incident luminous flux received by a detector is increased, the sensitivity is improved, and the light dissipation of the integrated chip is effectively reduced. Therefore, the purpose of improving the signal conversion efficiency and the transmission speed of the homogeneous integrated chip of the ultraviolet LED and the detector is achieved.
Owner:CHANGCHUN INST OF OPTICS FINE MECHANICS & PHYSICS CHINESE ACAD OF SCI
Identify methods and equipment for entering information
ActiveCN104615248BRealize OKImprove experienceInput/output for user-computer interactionBlood flow measurementComputer science
The invention provides a method and device for determining input information and relates to the field of wearable devices. The method includes: responding to a first part of a user's body to receive one pressing operation and acquiring target blood flow information of a second part corresponding to the first part; according to the target blood flow information and reference information, determining input information corresponding to the pressing operation. By the method and device, the input information of the user's body is determined, interaction area is increased, input efficiency is favorably improved, and user's experience is improved.
Owner:BEIJING ZHIGU RUI TUO TECH
Noble metal nanoparticles modified by small drug molecules, preparation method and application thereof
ActiveCN108635588BEasy to operateRapid responseOrganic active ingredientsPowder deliveryNeuro-degenerative diseaseAmyloid
The invention discloses a noble metal nanoparticle modified by a small drug molecule and its preparation method and application. The preparation method comprises: placing a noble metal target material in a drug small molecule solution, and using a pulse laser to ablate the noble metal target material to prepare the drug Noble metal nanoparticles modified by small molecules; the particle size of the prepared noble metal nanoparticles modified by small drug molecules is 2-10nm, and the modification amount of small drug molecules is 0.05-0.8wt%; it can be applied to the preparation of treatment or prevention of neurodegeneration Drugs for the disease Alzheimer's disease. The preparation method provided by the present invention is simple in operation and quick in response, and the prepared noble metal nanoparticles modified by small drug molecules have the effect of significantly inhibiting the aggregation of amyloid Aβ, and have broad application prospects in the research and development of drugs for the treatment of Alzheimer's disease.
Owner:THE NAT CENT FOR NANOSCI & TECH NCNST OF CHINA
Microglass hemisphere resonant gyroscope and wafer-level fabrication method thereof
ActiveCN105540530BAvoid alignment problemsReduce volume costTelevision system detailsPiezoelectric/electrostriction/magnetostriction machinesRefluxPlanar electrode
The invention discloses a micro-glass hemispherical resonator gyro and a wafer level preparation method thereof. The micro-glass hemispherical resonator gyro comprises a composite structure substrate; a glass hemispherical resonator; a silicon non-planar electrode embedded in the composite structure substrate; and a packaging glass shell cover; wherein the glass hemispherical resonator consists of a hemispherical shell and a self-aligned column, and the inner surface of the hemispherical shell and the surface of the self-aligned column are coated with a metal conductive layer which is led out by connecting with a silicon leading out channel through another metal layer; the silicon leading out channel and the silicon non-planar electrode are led out on the back of the composite structure substrate by a metal wire. The preparation method includes wafer-level preparing the micro-glass hemispherical resonator by using a thermal foaming process, wafer-level preparing a glass-type silicon non-planar electrode by using a hot reflux process, assembling the glass hemispherical resonator and the glass-type silicon non-planar electrode, and performing vacuum packaging. The hemispherical resonator prepared by the invention has a diameter of 1-10mm, and has high electrode resonator alignment accuracy at the same time.
Owner:SOUTHEAST UNIV
Gas-liquid mixing device and method
InactiveCN103657308BImprove filtering effectExtension of timeCombination devicesMixing methodsFan bladeFilter effect
The invention relates to a gas-liquid mixing device and a method. The gas-liquid mixing device comprises a shell (1), an air inlet box (3) connected with the top of the shell (1), an air outlet box (4) connected with the bottom of the shell, a water tank (2) connected at the bottom of the air outlet box, and a pump (5) which is arranged outside the water tank (2) and connected with the bottom of the water tank (2) through a pipeline, wherein the pump (5) is also connected with a water inlet in the top of the shell through a pipeline, fan blades are arranged in the shell along the axis of the shell, and a motor is arranged outside the air inlet box and drives the fan blades to rotate through a transmission device. In the implementation of the gas-liquid mixing device provided by the invention, by utilizing atomized liquid for adhering impurities in waste gas, the filtering effect is improved; on the other hand, as the surface area of the atomized liquid is increased, the interaction area with the gas is increased.
Owner:林光涌 +1
A cold cathode radiation source based on spiral ring electron injection
ActiveCN107591300BIncrease the launch areaLarge emission currentDischarge tube electron gunsMicrowaveCarbon nanotube
Owner:UNIV OF ELECTRONICS SCI & TECH OF CHINA
Who we serve
- R&D Engineer
- R&D Manager
- IP Professional
Why Patsnap Eureka
- Industry Leading Data Capabilities
- Powerful AI technology
- Patent DNA Extraction
Social media
Patsnap Eureka Blog
Learn More Browse by: Latest US Patents, China's latest patents, Technical Efficacy Thesaurus, Application Domain, Technology Topic, Popular Technical Reports.
© 2024 PatSnap. All rights reserved.Legal|Privacy policy|Modern Slavery Act Transparency Statement|Sitemap|About US| Contact US: help@patsnap.com