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47results about How to "Close interaction" patented technology
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System for processing electronic onails
Users can use the mail-sending list and the templates building in to generate the content of E-mails or users can design own content of E-mails (support all HTML format). which then used uploaded to the system. By combining with the customer database, the system creates E-mails possessing personalized content and containing the statistic mechanism such as the time of reading the E-mail and the time of clicking hyper link. Based on the categories of customers, the system provides services and information for customers actively sanding the personalized E-mails. Moreover, based on the auto-tracing functions, the system can obtain the rate of reading E-mail and the active clicking rate of the receivers of these E-mails.
Owner:三慧科技股份有限公司
Industrial robot digital twin real-time job control, monitoring and precision compensation method
InactiveCN109571476ARealize real-time controlRealize monitoringProgramme-controlled manipulatorJointsSimulationJoint angle
The invention provides an industrial robot digital twin real-time job control, monitoring and precision compensation method. The industrial robot digital twin real-time job control, monitoring and precision compensation method comprises the following steps: constructing a robot digital twin model, and establishing the connection between a robot controller; driving the twin model and the robot controller to act synchronously by utilizing a real-time joint angle; and acquiring joint angle information of the robot in real time, and performing real-time joint angle compensation through the real-time joint angle of the twin model.
Owner:NANJING UNIV OF SCI & TECH
Evolutionary configuration based base station and terminal, and its data transmitting and receiving method
ActiveCN101026410AImprove matchImprove efficiencyError prevention/detection by using return channelRadio/inductive link selection arrangementsComputer hardwareTime delays
The base station includes processing unit (PU) in physical layer, and MAC unit connected to each other. MAC unit includes modules: partition concatenation module partitions and cascades data; the transmission block generation module adds the head information on data after partitioning and cascading operation to generate the transmission block (TB) sent to physical layer. PU in physical layer adds check bit on TB, and sends it to terminal. Terminal includes connected PU in physical layer, MAC unit, PDCP unit, and IP unit. PU in physical layer checks TB from the base station. In MAC unit, decomposition module removes data header to decompose TB; rearrangement module sorts the decomposed data; recombination module recombines sorted data. Parsing header of the recombined data, PDCP unit compresses data, and sends the compressed data to up layer. The invention makes better interaction between MAC layer and RLC layer, reduces unnecessary time delay, overhead, and filling operation.
Owner:HUAWEI TECH CO LTD
Preparation method of catalyst for selective hydrogenation of alkyne and alkadiene
InactiveCN103372432AGenerate good effectReduce churnHydrocarbon purification/separationHydrocarbonsAlkaline earth metalCerium
The invention relates to a preparation method of a catalyst for the selective hydrogenation of alkyne and alkadiene. A carrier of the catalyst is a compound of 30-99% of aluminum oxide, 1-50% of titanium oxide, 1-30% of magnetism oxide and 1-40% of zinc oxide based on the weight of the carrier of the catalyst as 100%; meanwhile, an alcohol reagent and an alkali metal or an alkaline-earth metal are used as modifying reagents; the preparation method is an acidity sol mixed kneading molding method; the active components of the catalyst comprise three or more of palladium, gold, silver, bismuth, cerium, lanthanum, tin and antimony, and a loaded solution of the active components is subjected to polymerization; the carrier of the catalyst prepared by the method has relatively low acid content; and the prepared catalyst shows up relatively appropriate reaction activity in the selective hydrogenation reaction of the alkyne and the alkadiene and has relatively good hydrogenation selectivity, relatively strong green oil generation resistance and relatively low palladium wastage rate.
Owner:PETROCHINA CO LTD
Cell co-culture method for inducing bone mesenchymal stem cells to differentiate into osteoblast
InactiveCN101445792APromote proliferationHigh activitySkeletal/connective tissue cellsBone tissueOsteocyte
The invention provides a method for inducing bone mesenchymal stem cells to differentiate into osteoblast. The method is characterized in that little osteoblast is added in a bone mesenchymal stem cell culture system to form an osteogenesis micro-environment; the quantity of the osteoblast is more than 30% of the total cell quantity preferably. The method firstly uses the osteogenesis micro-environment provided by little osteoblast, induces the BMSCs to form mature bone tissue in vitro by a co-culture method and has a wide prospect in the field of bone tissue restoration and reconstruction.
Owner:JINAN UNIVERSITY
Low-temperature in-situ growing method of semiconducting metal oxide with nano-structure as well as application
The invention discloses a low-temperature in-situ growing method of a semiconducting metal oxide with a nano-structure as well as an application. According to the method, polymeric nanofibers containing an inorganic salt solution are deposited on a substrate with an electrospinning method, and then are subjected to hydro-thermal treatment, so that inorganic salt contained in the polymeric nanofibers is converted into the semiconducting metal oxide with the nano-structure in situ, and the semiconducting metal oxide is tightly combined with the substrate. The method has the advantages as follows: equipment is simple, steps are simple and convenient, the energy consumption is low, high-temperature thermal treatment is not required, a semiconducting metal oxide nano material is obtained on different substrates in situ at the relatively low temperature lower than 180 DEG C and the like; the method can be used for preparation of a flexible semiconducting metal oxide device with polymer as the substrate, further realizes good composition of the semiconducting metal oxide nano material and organic polymer conveniently, can be used for preparation of organic / semiconducting metal oxide nanocomposite materials and devices, and has a good application prospect in the field of nano photoelectric devices.
Owner:ZHEJIANG UNIV
Humidity-sensitive composite membrane, preparation method of humidity-sensitive composite membrane and humidity sensor
ActiveCN104502420AHigh sensitivityImprove conductivityMaterial resistanceResponse sensitivityTransformer
The invention discloses a humidity-sensitive composite membrane. The humidity-sensitive composite membrane comprises a polyelectrolyte membrane and a conductive metal nanoparticle membrane. The polyelectrolyte membrane is obtained by a crosslinked quaternization reaction of a synthetic pyridine ring-containing polymer and dihaloalkane. The metal nanoparticle membrane is obtained by in-situ reduction crosslinking after metal salt-polymer mixed solution film forming. The humidity-sensitive composite membrane has low impedance (less than or equal to 10 megohms and even less than or equal to 1 megohm so that equipment detection is convenient) at low humidity (less than or equal to 30% RH), has high response sensitivity (wherein, preferably, 1-30% RH impedance change rate is 2000%), has good stability and water resistance, can be widely used for environment humidity detection and control in industrial and agricultural production, storage, meteorology, power supply security and protection, and daily life, and is especially suitable for sensitive detection of humidity in low-humidity environments such as insulating gas SF6 in a transformer box.
Owner:ZHEJIANG UNIV
Operation control-oriented adaptive modular power grid security pre-warning evaluation method
ActiveCN106548284ASafe and stable operationStrong targetingResourcesInformation technology support systemEvaluation resultPower grid
The invention discloses an operation control-oriented adaptive modular power grid security pre-warning evaluation method. The method comprises the following steps: building an AC / DC hybrid power grid stability evaluation index system and forming a security pre-warning evaluation module, and determining the initial module index composition based on a Delphi expert meeting mechanism and expert experience; getting an index evaluation result sequence of the stability evaluation index system and an evaluation result sequence of the security pre-warning evaluation module; acquiring the correlation between the module evaluation result sequence and all index calculation result sequences based on a gray correlation analysis method; if the indexes of which the correlation exceeds a threshold are different from the original indexes of the security pre-warning evaluation module in composition, selecting the high-correlation indexes to update the security pre-warning evaluation module; or, fusing the subjective weight and objective weight of each index in the security pre-warning evaluation module based on a minimum distance model to get a comprehensive weight, and finally, getting the comprehensive evaluation result of the security pre-warning evaluation module, and issuing power grid security pre-warning.
Owner:CENT CHINA BRANCH OF STATE GRID CORP OF CHINA +2
Method for removing gas phase hydrogen chloride from dichloropropanol to produce epichlorohydrin
InactiveCN104059031AHigh activityImprove stabilityChlorine/hydrogen-chlorideOrganic chemistryFluidized bedGas phase
The invention relates to a method for removing gas phase hydrogen chloride from dichloropropanol to produce epichlorohydrin. The method comprises the steps of: 1. filling a tubular reactor or a fixed bed reactor or a fluidized bed reactor with an atom mixed alkaline catalyst; 2. sending dichloropropanol produced by glycerol chlorination in last process into the tubular reactor or the fixed bed reactor or the fluidized bed reactor to undergo reaction; 3. directly removing the gas phase hydrogen chloride generated in step 2 reaction to obtain crude epichlorohydrin; 4. performing purification treatment on the gas phase hydrogen chloride removed in step 3, then conducting compression to a pressure of more than 0.2MPaG and subjecting the compressed hydrogen chloride to cyclic utilization in the procedure of production of dichloropropanol by the last process of glycerol chlorination.
Owner:CHINA TIANCHEN ENG +1
Intelligent e-commerce system
PendingCN111553771AGood serviceImprove efficiencyBuying/selling/leasing transactionsLogisticsLogistics managementInformation sharing
The invention discloses an intelligent e-commerce system. The system comprises an e-commerce sales system, a production supply system, a logistics transportation system and a warehousing system. The method is characterized in that the method comprises the following steps; an e-commerce sales enterprise in the e-commerce sales system makes a commodity purchase plan according to sales commodity inventory conditions fed back by the storage module. And determining a commodity purchasing order, and making a product consignment order by a production and supply enterprise in the production and supplysystem according to the commodity purchasing order of the e-commerce sales enterprise. According to the invention, the service to customers can be effectively improved; the relationship with partnersis enhanced; latest service means and tools of the network are utilized; the most perfect interaction and information sharing are realized in an organization and in the whole business activity process; the time is saved; the e-commerce efficiency is improved; the operation process is simplified; the delay on a supply chain can be effectively reduced; the close interaction is realized; and meanwhile, the intelligent assistant decision-making function is also realized.
Owner:湛江壹方城电子商务有限公司
Nitrogen-doped carbon-coated Ru nano-catalyst and application thereof in electrochemical deuterium evolution reaction
ActiveCN112281176AImprove conductivityIncrease the active siteMaterial nanotechnologyTransportation and packagingNano catalystPtru catalyst
The invention discloses a nitrogen-doped carbon-coated Ru nano-catalyst and application thereof in electrochemical deuterium evolution reaction, the catalyst is of a core-shell structure, a catalyst shell layer is a nitrogen-doped porous carbon material, and a catalyst core layer is ruthenium nanoparticles; and the preparation method of the catalyst comprises the following steps: grinding and uniformly mixing organic nitride, organic carbide, A pore-foaming agent and ruthenium salt in a mortar, calcining at high temperature in a nitrogen atmosphere, taking out the calcined product, and uniformly grinding to obtain the final catalyst. According to the nitrogen-doped carbon-coated Ru nano-catalyst, a carbon-coated structure is formed by doping nitrogen and ruthenium, the nitrogen-doped porous carbon structure can form good coordination with Ru metal, the charge structure between the nitrogen-doped porous carbon structure and the Ru metal is changed, and the active sites are increased, sothat the deuterium production reaction performance of the catalyst pair is improved. The preparation process of the catalyst is completed in one step, deuterium gas can be rapidly generated, and thecatalyst has good stability and wide application prospect.
Owner:ZHEJIANG UNIV OF TECH
Visual question and answer method based on multi-modal depth feature fusion and model thereof
ActiveCN114398961AEasy to captureClose interactionCharacter and pattern recognitionNatural language data processingQuestions and answersData prediction
The invention discloses a visual question-answering method based on multi-modal deep feature fusion, and the method comprises the following steps: (1), obtaining two modal data features of an image and a text through employing a convolutional neural network and a long-short term memory network, then, attention modeling in the modals and between the modals is carried out by utilizing two obtained modality data characteristics of the image and the text; (2) constructing an attention network and stacking attention layers in series, wherein two modal features serve as reference of attention weight learning to perform deeper feature interaction; and (3) fusing the image information and the text semantics after attention weighting through a multi-modal fusion function, and transmitting fusion features into a classifier to combine with answer text data to predict a result. In addition, the invention also discloses a visual question and answer model based on multi-modal depth feature fusion. Compared with an existing method, the method has the advantages of being good in stability, higher in prediction accuracy, lower in experimental hardware environment requirement and the like.
Owner:SOUTHWEST JIAOTONG UNIV
Activated carbon-supported copper-metal oxide catalyst and its preparation method and application
ActiveCN106076344BImprove stabilityHigh selectivityOrganic compound preparationHydroxy compound preparationActivated carbonFixed bed
Owner:ZHEJIANG UNIV OF TECH
A hollow structure silicon-carbon composite electrode material and a preparation method thereof
ActiveCN109065848ACover tightlyCoated evenlyMaterial nanotechnologyCell electrodesCarbon compositesNano silicon
The invention discloses a hollow structure silicon-carbon composite electrode material and a preparation method thereof. The preparation method comprises the following steps: S1, dispersing nano silicon particles into an organic solvent, adding a coupling agent and adjusting the pH value to 3-4, washing and drying to obtain modified nano silicon particles; S2, respectively arrange an aqueous phasesolution and an oil phase solution, dispersing that modify nano-silicon particles of the step S1 into the oil phase solution, adding the modified nano-silicon particle into the aqueous phase solution, adding an initiator, centrifuging, washing, and drying to obtain a composite material coated with a layer of polymer on the nano-silicon particles; S3: adding the composite material of the step S2 into Tris buffer solution, adding dopamine hydrochloride, centrifuging, filtering, and drying to obtain the composite material coated with the double-layer polymer on the nano silicon particles; S4: The composite material of step S3 is carbonized to obtain a silicon-carbon composite electrode material. The invention has the advantages of simple process, environment friendliness, uniform polymer coating, stable structure, and excellent electrochemical performance of the prepared silicon-carbon composite electrode material.
Owner:深圳市清新电源研究院
Preparation method of platinum tin silicon dioxide catalyst for hydrogenation production of ethyl alcohol using acetic acid
ActiveCN105854877AHigh activity and selectivityGood stabilityMetal/metal-oxides/metal-hydroxide catalystsIon exchangeAmmonium hydroxide
The invention relates to a preparation method of a platinum tin silicon dioxide catalyst for hydrogenation production of ethyl alcohol using acetic acid. The preparation method comprises the following steps: dissolving tin-containing salt and ethyl orthosilicate in ethyl alcohol and dropwise adding deionized water while stirring, thereby acquiring a SnOx-SiO2 compound oxide; adding an ammonia solution, and then adding a platinammine-containing aqueous solution; grinding the acquired solid into powder and forming, thereby acquiring the platinum tin silicon dioxide catalyst for the hydrogenation production of ethyl alcohol using acetic acid. According to the invention, a sol-gel method and an ion exchange method are combined for modifying the loading mode of Pt and Sn, the dispersity of Pt and Sn and the interaction degree of Pt and Sn are promoted, the PtSn catalyst with excellent performance is acquired and the efficiency of hydrogenation production of ethyl alcohol using acetic acid is increased. Compared with the catalyst used in the existing technique of hydrogenation production of ethyl alcohol using acetic acid, the catalyst provided by the invention can realize high conversion of acetic acid under a mild reaction condition; the conversion rate of acetic acid can reach 99% or more; the selectivity of ethyl alcohol can reach 95%.
Owner:TIANJIN UNIV
In-vehicle system control method and apparatus
InactiveCN108509023AMeet the needs of functional operationClose interactionInput/output for user-computer interactionDashboard fitting arrangementsSteering wheelIn vehicle
Embodiments of the present invention provide an in-vehicle system control method and apparatus. The method comprises: during holding a steering wheel by a driver, determining a trajectory of a currentgesture of the driver through a sensor installed in a steering wheel; according to the trajectory of the current gesture, determining the type of the current gesture from the preset gesture types; and controlling the in-vehicle system to perform an operation corresponding to the type of the current gesture. According to the embodiments of the present invention, the type of the gesture performed by the driver is identified through the sensor installed in the steering wheel, the operation corresponding to the type of the gesture is performed on the in-vehicle system according to different gesture types, some functional operations performed by the driver during the vehicle driving process are greatly facilitated, the driving safety is ensured, and the interaction between the vehicle and theperson is closer.
Owner:HUAWEI TECH CO LTD
Ammonia-free low-VOC interior wall emulsion and preparation method thereof
ActiveCN110483677AImprove general performanceGood scrub resistanceCoatingsPolymer scienceFunctional monomer
The invention relates to an ammonia-free low-VOC interior wall emulsion and a preparation method thereof. The invention belongs to the technical field of building coatings. The emulsion is prepared from the following components in percentage by mass: 30-55% of water, 0.5%-3% of an emulsifier, 0.1%-3% of persulfate, 0.1%-3% of tert-butyl hydroperoxide, 0.1%-3% of a reducing agent, 10%-60% of styrene, 5%-30% of butyl acrylate, 0.5%-3% of acrylic acid, 0.5%-3% of methacrylic acid, 0.1%-6% of a functional monomer I and 0.1%-6% of a functional monomer II, wherein the functional monomer I is 2-methacryloyloxyethyl phosphate, and the functional monomer II is one or a mixture of more than two of ethylene glycol dimethacrylate, diethylene glycol dimethacrylate, 1, 3-butanediol dimethacrylate, 1, 4-butanediol dimethacrylate and allyl methacrylate. The interior wall emulsion has the advantages of no ammonia, low VOC, effective improvement of the smell, low energy consumption, consideration of theglass transition temperature and the lowest film forming temperature, and improvement of the scrubbing resistance and other performances of the emulsion.
Owner:GUANGDONG HENGGUANG CHEM CO LTD
Data processing method and device for live broadcast room
ActiveCN112887751AClose interactionImprove the quality of live contentSelective content distributionComputer networkTelecommunications
The embodiment of the invention provides a data processing method and device for a live broadcast room, a user terminal can obtain corresponding anchor information and display a live broadcast robot matched with the anchor information in response to the detection of entering a live broadcast interface, and matches the corresponding live broadcast robot for an anchor according to the anchor information corresponding to the user terminal. Live broadcast guidance can be effectively performed according to live broadcast experience of the anchor, closer interaction with users in the live broadcast room is realized, the live broadcast content quality of the live broadcast room is effectively improved, and the corresponding process progress bar and the corresponding process node can be displayed in the operation page based on the live broadcast process information after broadcast is started, and the anchor can effectively control the live broadcast rhythm of the live broadcast room.
Owner:BEIJING CHENGSHI WANGLIN INFORMATION TECH CO LTD
Control device and method for air compressor and dryer of new-energy commercial vehicle
ActiveCN110030184AClose interactionSynchronization of fault handling mechanismsPositive displacement pump componentsPump controlNew energyGas compressor
The invention discloses control device and method for an air compressor and a dryer of a new-energy commercial vehicle. The method comprises the steps of 1, electrifying the finished vehicle at high voltage, and supplying power to the dryer (10) and a condenser control valve (5) through an instrument and vehicle body control module (9); 2, acquiring air pressure values of a front barrel air pressure sensor (1), a rear barrel air pressure sensor (2) and a wet barrel air pressure sensor (3) through the instrument and vehicle body control module, and when min(P1 or P2 or P3) is smaller than 0.7 Mpa, outputting an inflation demand through the instrument and vehicle body control module; 3, controlling the air compressor (7) to work through a high-pressure accessory controller (6); 4, when max(P1 or P2 or P3) is larger than 1 Mpa, outputting an inflation stopping demand; and 5, controlling the air compressor to stop working through the high-pressure accessory controller, and supplying powerto an exhaust electromagnetic valve (4) through the instrument and vehicle body control module. The control device and method for the air compressor and the dryer of the new-energy commercial vehiclean realize the integral control on the functions such as dryer control, signal acquisition, fault diagnosis and function safety so as to conveniently adapt to the operation of the finished vehicle under the working condition.
Owner:SAIC MOTOR
Interactive electronic white board based on motion-sensing technology
InactiveCN104516486AClose interactionIncrease engagementInput/output for user-computer interactionGraph readingWhiteboardSomatosensory system
The invention provides an interactive electronic white board based on motion-sensing technology; the interactive electronic white board comprises a gesture identification system based on motion-sensing technology and a hand-writing character input method based on motion-sensing technology, wherein the gesture identification system based on motion-sensing technology comprises a Kinect posture induction input device, an interactive electronic white board, and gesture data packets. The interactive electronic white board based on motion-sensing technology does not depend on fixed input devices such as conventional keyboard, mouse, touchpad, and also does not need to hand-holding any induction tool; various applications and writing on the white board can be controlled only by operating the screen via certain simple gestures in the range of the motion-sensing space, thus the teacher can directly face to the students, the interactions between the teacher on the stage and the students below the stage become more frequent and close, thereby increasing the degree of participation for the students attending the class, and improving the study efficiency.
Owner:NANJING ZHUANCHUANG INTPROP SERVICES
Data processing method and device for live broadcasting room
ActiveCN114727123AClose interactionImprove the quality of live contentSelective content distributionInformation presentationBroadcasting
The embodiment of the invention provides a data processing method and device for a live broadcast room, a user terminal can obtain corresponding anchor information and display a live broadcast robot matched with the anchor information in response to the detection of entering a live broadcast interface, and the corresponding live broadcast robot is matched for an anchor according to the anchor information corresponding to the user terminal. According to the method and the device, live broadcast guidance can be effectively performed according to live broadcast experience of an anchor, closer interaction with users in a live broadcast room is realized, the live broadcast content quality of the live broadcast room is effectively improved, and the corresponding process progress bar and the corresponding process node can be displayed in the operation page based on the live broadcast process information after broadcast is started, so that the user experience is improved. And the anchor can effectively control the live broadcast rhythm of the live broadcast room.
Owner:BEIJING CHENGSHI WANGLIN INFORMATION TECH CO LTD
LLVM compilation-based expression calculation method, system and device and storage medium
PendingCN114168145AClose interactionCompact integrationIntelligent editorsCode compilationTheoretical computer scienceFunctional expression
The invention discloses an expression calculation method, system and device based on LLVM compilation and a storage medium, and the method comprises the steps: analyzing an expression to obtain an operation symbol in the expression calculation, obtaining the priority of the operation symbol, building a variable database of the expression calculation to support the use of other variables, and carrying out flexible setting. Configuring a function set of the calculation expression to call a function expression of the calculation expression, and obtaining an editor of the calculation expression; and compiling the calculation expression result output in the above step, and after compiling, executing the calculation expression to generate an execution result so as to realize the operation of the calculation expression. The device is used for realizing the expression calculation method based on LLVM compiling. The invention further provides a computer device and a storage medium for implementing the method. The method not only can support more operators and functions, but also can be used in a cross-platform manner.
Owner:STATE GRID BEIJING ELECTRIC POWER +1
Notification message pushing system
InactiveCN104283929AClose interactionLow costData processing applicationsMessaging/mailboxes/announcementsComputer hardwareMobile device
The invention provides a notification message pushing system. A reading device is adopted for receiving or sensing the content of an electronic identity card, a servo host and a database sends the message content to a contact person after reading of the electronic identity card, and therefore the contact person can browse the message content through receiver software on a mobile device. According to the notification message pushing system, sending and pushing are independent from the telecommunication department so that the cost can be greatly lowered, other data can be applied more flexibly through the manual pushing method, and the cost will not be increased additionally.
Owner:管原璋 +2
Apparatus for supporting and influencing QOS levels
ActiveCN111771355AClose interactionSimplify customizationNetwork traffic/resource managementParticular environment based servicesComputer networkNetworked system
The present invention provides an apparatus (100) for improving a mobile network system, in particular a 4G or 5G system. The apparatus (100) is configured to support multiple QoS levels (101) for a session (102) related to an application (103) or service. In particular, the apparatus (100) may comprise an AF 200 and a PCF (201), wherein the AF (200) is configured to request (202) from the PCF (201) to configure the multiple QoS levels (101) for the (session (102). Advantageously, the apparatus (100) may switch from a current QoS level (101) for the session (102) to another QoS level (101) forthe session (102) in case of a modification of the session (102), in particular if one or more parameters of the session (102) are modified.
Owner:HUAWEI TECH CO LTD
Interactive device for commodity display and sale promotion
InactiveCN107157208ASmooth rotationPlay a supporting roleLottery apparatusShow shelvesDisplay deviceSales promotion
The invention relates to an interactive device, in particular to an interactive device for commodity display and sales promotion. The technical problem to be solved by the present invention is to provide an interactive device for commodity display and promotion. In order to solve the above-mentioned technical problems, the present invention provides such an interactive device for commodity display and promotion, which includes a placing platform, etc.; Located on the left side of the lottery drawing device, a pole is provided on the right side of the bracket, and the right end of the pole is connected with the left side of the lottery drawing device. The present invention achieves a flexible display mechanism, can closely interact with customers, better attracts customers' attention, can stimulate consumption at the same time, and is convenient for customers to watch the effect of displaying goods in an all-round way, and has good practicability.
Owner:鄂星峄
PEG styptic powder
InactiveCN113274544AFast water absorptionThe water absorption capacity is faster than that of commercially available hemostatic powderPharmaceutical delivery mechanismBandagesBiomedical engineeringMaterials science
The invention provides a PEG styptic powder system based on controllable crosslinking and degradation and a preparation method and application thereof. The styptic powder is composed of PEG-1 and PEG-2, and the PEG-1 and the PEG-2 can react with each other in the presence of blood to form gel, so that the strength of the styptic powder and the interaction capacity of the styptic powder and tissues are enhanced. The PEG styptic powder can absorb a large amount of water, and the degradation time can be adjusted, so that the PEG styptic powder adapts to different bleeding positions and bleeding degrees.
Owner:SOUTH UNIVERSITY OF SCIENCE AND TECHNOLOGY OF CHINA
Synthetic material powder and application thereof in hemostatic system
PendingCN113599568AGood biocompatibilityFast water absorptionSurgical adhesivesPharmaceutical delivery mechanismHEMOSTATIC POWDEREnvironmental geology
The invention provides synthetic material powder and application thereof in a hemostatic system. The synthetic material powder is formed by mixing synthetic molecules 1 and water absorption powder, and the synthetic molecules 1 and the water absorption powder can react with each other in the presence of blood to form gel, so that the strength of the styptic powder and the interaction capacity with tissues are enhanced. The composite styptic powder can absorb a large amount of moisture, and the degradation time can be adjusted to adapt to different bleeding positions and bleeding degrees.
Owner:SOUTH UNIVERSITY OF SCIENCE AND TECHNOLOGY OF CHINA
A data processing method and device in a live broadcast room
ActiveCN112887751BClose interactionImprove the quality of live contentSelective content distributionComputer networkInformation presentation
Owner:BEIJING CHENGSHI WANGLIN INFORMATION TECH CO LTD
Method of using stereo recording to control the flashing of central lamps
PendingUS20220369443A1Increase frequencyClose interactionTransducer detailsSpeech analysisSound sourcesMusic festival
A method of using stereo recording to control the flashing of central lamps includes the steps of: providing left and right channel microphones in a stereo sound source venue or electronic device, and recording the plural sound sources generated by the left area, central area and right area of the stereo sound source, then storing the recorded analog signal in an audio signal sampling unit of a signal processing device, and then converting the sound signal into a light flashing formula to obtain a light flashing parameter value. According to the light flashing parameter value of the operation control unit, the left side lamps, the central lamps and the right side lamps respectively form staggered flashing, so that the flashing light set produces light changes corresponding to the music rhythm and vocals.
Owner:AMERICAN FUTURE TECH
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