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15results about How to "Improve build speed" patented technology
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Live-action three-dimensional model construction method and system, storage medium and equipment
PendingCN119313834AHigh precisionimprove accuracyImage enhancementImage analysisPoint cloudTriangulation
The invention discloses a live-action three-dimensional model construction method and system, a storage medium and equipment, and belongs to the technical field of three-dimensional modeling, and the method comprises the steps: laying control points in a region needing collection, and collecting ground control point data; acquiring inclined image data by using the unmanned aerial vehicle, and performing aerial triangulation calculation on the inclined image data in combination with the ground control point data to obtain aerial triangulation encrypted point cloud data; acquiring point cloud data by using a laser scanner, registering the point cloud data in combination with ground control point data, and then preprocessing the point cloud data to obtain laser point cloud data; carrying out fusion reconstruction on the aerial triangulation encryption point cloud data and the laser point cloud data to generate a three-dimensional model; and performing fine processing on the three-dimensional model to generate a high-precision model. According to the method, the three-dimensional laser scanning technology is used for assisting oblique photogrammetry, ground control points are used for unifying coordinates and repairing missing point clouds of a blind area, the integrity of the point clouds of an oblique photogrammetry shielded area can be guaranteed, and the fineness of the model is improved.
Owner:ANHUI MEITU INFORMATION TECH CO LTD
Pixel signal output circuit and image sensor
The invention provides a pixel signal output circuit and an image sensor, and the circuit comprises a pixel module which is used for generating a pixel signal; and the feedback capacitance module is connected with the output end of the pixel module and is used for equivalently reducing the total load capacitance of the pixel module so as to accelerate the establishment of a pixel signal. The feedback capacitor module is additionally arranged at the output end of the pixel module, and the total load capacitance of the pixel module is equivalently reduced by utilizing the capacitance of the feedback capacitor module, so that the time constant of the pixel signal output circuit can be effectively reduced, the slew rate is increased, the establishment speed of the pixel signal is accelerated, and the pixel signal output efficiency is improved. The problem of how to improve the establishment speed of the pixel signal is solved.
Owner:CHENGDU LIGHT COLLECTOR TECH
A forward construction method for designing pipe support and hanger models
ActiveCN115525952BImprove build speedImprove build efficiencyGeometric CADImage enhancementPipe supportIndustrial engineering
This invention discloses a forward construction method for designing pipe support and hanger models. The method involves constructing a component family, which is a parameterized family of components that make up pipe support and hanger models with different structural forms. A pipe model is constructed, and the centerline of the pipe model is identified using Dynamo software. Based on the centerline, the placement point group of the centerline is analyzed using Dynamo software, and the parameterized component families in the component family are retrieved. Based on the placement point group, various component families are placed sequentially on the pipe to obtain the pipe support and hanger model. The beneficial effect of this invention is that by establishing parameterized families of components that make up pipe support and hanger models with different structural forms, and combining these families with the Dynamo software platform, the method directly calls the component families required by the model to be built for combination, thereby improving the speed and efficiency of pipe support and hanger model construction.
Owner:CHINA HYDROELECTRIC ENGINEERING CONSULTING GROUP CHENGDU RESEARCH HYDROELECTRIC INVESTIGATION DESIGN AND INSTITUTE
Electronic packaging adhesive and preparation method thereof
ActiveCN118931458BImprove mechanical propertiesImprove high temperature stabilityPolyureas/polyurethane adhesivesPolymer sciencePtru catalyst
The present application relates to the field of packaging adhesives, and in particular to an electronic packaging adhesive and a preparation method thereof. The electronic packaging adhesive, in parts by mass, comprises the following raw materials: 60-90 parts of a complex polyol, 20-40 parts of an isocyanate, 10-20 parts of a modified resin, 5-8 parts of a plasticizer, 1-2 parts of a chain extender, 0.3-1.2 parts of a catalyst, 1-3 parts of an antioxidant, 2-4 parts of a leveling agent, and 0.5-1.2 parts of a defoaming agent. The polyurethane electronic packaging adhesive prepared in the present application can maintain excellent mechanical properties while maintaining good waterproof and moisture resistance, high temperature stability, aging and corrosion resistance, and other properties, thereby meeting the diverse performance requirements of existing electronic components for polyurethane packaging adhesives, and has a very excellent market application prospect.
Owner:SHANDONG HIGHDEV NEW MATERIAL TECH CO LTD
Filter circuit, chip and electronic equipment
ActiveCN222464579UImprove build speedMultiple-port networksApparatus without intermediate ac conversionCapacitanceHemt circuits
The utility model provides a filter circuit, a chip and electronic equipment, and the filter circuit comprises a filter module which comprises a filter capacitor and a filter resistor; the output end of the common-mode bias module is connected with the filtering module so as to bias an output signal output by the second end of the filtering capacitor at the common-mode voltage; the driving module is used for outputting starting current, and the output end of the driving module is connected with the filtering module; wherein in the process that the voltage of the second end of the filter capacitor rises to the common-mode voltage, the driving module inputs starting current to the second end of the filter capacitor so as to accelerate the voltage of the second end of the filter capacitor to rise to the common-mode voltage. The voltage of the second end of the filter capacitor can be quickly increased to the common-mode voltage through the driving module, so that the establishment speed of the common-mode voltage of the filter module is increased, and finally the measurement speed of the signal is ensured.
Owner:CHIPSEA TECH SHENZHEN CO LTD
Marine ecological restoration device based on cooperation of artificial reef and seaweed transplantation
PendingCN121942614AOptimize local flow field environmentImprove transplant survivalClimate change adaptationPisciculture and aquariaEcological environmentWater quality
The invention belongs to the technical field of marine ecological restoration and marine ranching, and particularly relates to a marine ecological restoration device based on cooperation of an artificial reef body and seaweed transplantation. The device comprises a basic reef body, a seaweed cultivation module, a filter feeding shellfish attachment area, a sensor group, a control module and an execution mechanism, ecological coupling of seaweed and shellfish is achieved through optimized layout and intelligent regulation, water quality purification and system stability are improved, and the device is suitable for active restoration and intelligent management of the marine ecological environment.
Owner:MARINE FISHERIES RES INST OF ZHEJIANG
Band-gap reference circuit, power management module and communication chip
PendingCN119597087AReduced Power RequirementsImprove build speedElectric variable regulationHemt circuitsReference circuit
The invention relates to the technical field of power management modules, and discloses a band-gap reference circuit, a power management module and a communication chip, and the band-gap reference circuit comprises a band-gap reference core circuit which is configured to generate a band-gap reference voltage; the starting circuit is connected with the band-gap reference core circuit and is configured to generate a first sink current and stop generating the first sink current after the starting circuit reaches a preset condition; the first sink current acts on the band-gap reference core circuit to accelerate establishment of band-gap reference voltage; the band-gap reference voltage detection circuit is connected with the band-gap reference core circuit and is configured to generate a second sink current and stop generating the second sink current after the band-gap reference voltage reaches a first threshold voltage; the second sink current acts on the band-gap reference core circuit to accelerate establishment of the band-gap reference voltage. By controlling the generation and stop of the first sink current and the second sink current, the establishment speed of the band-gap reference voltage can be increased under the condition of low power consumption.
Owner:BEIJING TSINGTENG MICROSYSTEM CO LTD
Carrier communication method and system for dual-core intelligent electric meter
ActiveCN119629095AImprove build speedImprove reliabilityTransmissionControl engineeringData transmission
The invention provides a carrier communication method and system for a dual-core intelligent ammeter, the dual-core intelligent ammeter is provided with a metering core and a management core, the carrier communication method comprises the following steps: the metering core continuously receives heartbeat signals, and the heartbeat signals are continuously sent by the management core in a normal working state; when the heartbeat signal is received within a preset time interval, establishing carrier communication connection between the management core and a preset intelligent terminal, and further enabling the management core and the intelligent terminal to perform first data transmission; and when the heartbeat signal is not received within the preset time interval, carrier communication connection between the metering core and the intelligent terminal is established, so that the metering core and the intelligent terminal perform second data transmission, reliable operation of the electric energy metering system can be ensured under the condition that the management core fails, and the reliability of the electric energy metering system is improved. And the operation reliability of the double-core intelligent electric meter is improved.
Owner:GUANGDONG ELECTRIC POWER SCI RES INST ENERGY TECH CO LTD
Method for quickly establishing shot peening strengthening target strength saturation curve
ActiveCN119558221Acompensation effectImprove build speedDesign optimisation/simulationComplex mathematical operationsClassical mechanicsStructural engineering
The invention belongs to the technical field of aircraft manufacturing, and discloses a method for quickly establishing a shot peening strengthening target strength saturation curve, which is used for improving the establishment efficiency of the target strength saturation curve and ensuring that the shot peening strength of the saturation curve is centered within a designed shot peening strength range by selecting proper air pressure and shot flow. The technical problems that the current saturation curve establishment efficiency is low, the shot blasting strength is close to the upper and lower limits of the designed shot blasting strength range, and the air pressure and the shot flow are unbalanced are solved.
Owner:AVIC XIAN AIRCRAFT IND GRP CO LTD
Logistics arbitration order receiving configuration method and device, equipment and storage medium
PendingCN119477216Areduce participationImprove build speedNatural language data processingOffice automationComputer networkLogistics management
Owner:上海乾臻信息科技有限公司
Simulation software solving method
ActiveCN119558089AImprove build speedhigh speedResource allocationDesign optimisation/simulationComputational scienceGraphics
The invention provides a simulation software solving method which comprises the following steps: calling a central processing unit to preprocess a simulation matrix to obtain a coordinate format submatrix; the coordinate format sub-matrix is represented by a row index array, a column index array and a non-zero element value array; calling the central processing unit to re-determine the storage format of the coordinate format sub-matrix according to the distribution characteristics of the coordinate format sub-matrix to obtain transmission data of the compressed sub-matrix; the compressed sub-matrix at least comprises one of a coordinate format sub-matrix, a sparse row format sub-matrix and a sparse column format sub-matrix; and calling a graphics processor to complete simulation solution on the compressed sub-matrix. The simulation solving efficiency is improved through CPU-GPU cooperative work, specifically, a sub-thread is constructed on a CPU through a thread pool, the storage format of a matrix is dynamically judged, and the storage format is transmitted to the GPU in a corresponding mode; and GPU parallel processing is utilized to improve the processing efficiency.
Owner:WU CHUANG XIN YAN KE JI (WU HAN) YOU XIAN GONG SI
Digital pixel readout circuit and chip
ActiveCN116546336Beasy to driveImprove build speedEnergy efficient computingComputer hardwareEngineering
The application provides a digital pixel readout circuit and a chip, and relates to the technical field of image sensors. The digital pixel readout circuit comprises an acceleration unit, a readout comparison unit and a pre-charging unit. The acceleration unit is connected with an output node of a pixel unit and the readout comparison unit, and is used to accelerate the voltage of the output node of the pixel unit; the readout comparison unit is connected with the output node of the pixel unit and the acceleration unit, and is used to amplify the pixel signal of the pixel unit and determine whether the voltage of the output node of the pixel unit is greater than a first preset voltage; and the pre-charging unit is connected with the output node of the pixel unit, and is used to pre-charge the output node of the pixel unit to a second preset voltage. The technical scheme provided in the application embodiment guarantees the fast readout of the digital pixel.
Owner:CHONGQING ZHONGXING MICRO ARTIFICIAL INTELLIGENCE CHIP TECH CO LTD +3
Method, device and equipment for establishing social relationship chain and storage medium
ActiveCN112149002BImprove build speedGuaranteed validityRelational databasesSpecial data processing applicationsSoftware engineeringThe Internet
This application provides a method, apparatus, electronic device, and computer-readable storage medium for establishing a social relationship chain; it relates to the Internet and big data computing based on cloud technology; the method includes: obtaining the object identifier of the first object for information sent by the first object, and obtaining the object identifiers of multiple second objects that perform interactive operations on the information; establishing a primary relationship chain between the first object and the multiple second objects based on the object identifiers of the first object and the multiple second objects; establishing a secondary relationship chain between multiple second objects that perform interactive operations on the same information based on the object identifiers of the multiple second objects that all perform interactive operations on the information; and integrating the primary relationship chain and the secondary relationship chain to obtain a social relationship chain. This application enables the rapid establishment of effective social relationship chains based on big data.
Owner:TENCENT TECHNOLOGY (SHENZHEN) CO LTD
Growth retardant for garden plants and preparation method thereof
InactiveCN119138437Aimprove growing conditionsImprove utilization efficiencyBiocidePlant growth regulatorsBiotechnologyGrowth retardant
The invention discloses a growth retardant for garden plants and a preparation method thereof, and belongs to the technical field of plant growth regulators. The liquid growth retardant for plants is prepared from the following raw materials: composite plant hormones, coumarin, organic acid, a tea residue extract, trace elements and water, the solid agent is a microbial agent. The mode of applying the microbial agent to the soil and spraying the liquid conditioning agent to the leaf surfaces is designed, so that the lawn quality is improved, the growth of the lawn is effectively delayed, the leaves are shortened, the grass layer density and the chlorophyll content are increased, the color is deepened, the lawn ornamental value is improved, and the landscape effect of lawn grass is prolonged.
Owner:临沂市园林环卫保障服务中心
Model building method and device, storage medium and electronic device
ActiveCN112541595BImprove build speedImprove build efficiencyVisual data miningStructured data browsingSi modelAlgorithm
The present application provides a model building method and device, storage medium and electronic device, which obtain the model type and evaluation index type selected by the user in the type selection interface, or the model type, algorithm type and evaluation index type; obtain the preset modeling wide table corresponding to the model type selected by the user; determine the target algorithm from the preset multiple model algorithms; based on the modeling wide table, build multiple initial models corresponding to each target algorithm; perform model evaluation on each initial model to obtain multiple evaluation values, and use the initial model corresponding to the maximum evaluation value as the target model. This technical solution presets multiple modeling wide tables and model algorithms. The user only needs to select the model type and evaluation index type, or select the model type, algorithm type and evaluation index type in the type selection interface to call the corresponding modeling wide table and model algorithm to build the target model without the need for programmers to program and implement, thereby improving the speed and efficiency of model building.
Owner:CHINA CONSTRUCTION BANK