Patents
Literature
65results about How to "Fast alignment" 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
Transfer alignment method capable of estimating and compensating wing deflection deformation
InactiveCN104567930AFast alignmentSimple formNavigation by speed/acceleration measurementsFixed frequencyEngineering
The invention discloses a transfer alignment method capable of estimating and compensating wing deflection deformation. The method comprises steps as follows: binding navigation information, namely, the speed, the posture and the position, of a main inertial navigation system to an auxiliary inertial navigation system to finish coarse alignment; constructing the observed quantity by using speed and posture information sent by the main inertial navigation system to the auxiliary inertial navigation system at the fixed frequency as well as speed and posture information of the auxiliary inertial navigation system; introducing correlated variables of a wing deflection deformation model into a state equation, and establishing a system state equation and an observation equation by using a measurement misalignment angle and speed matching method; performing iterative solution by using conventional Kalman filtering, estimating information such as the posture misalignment angle, the speed error and the like of the auxiliary inertial navigation system, and correcting the speed and the posture of the auxiliary inertial navigation system with the information to obtain initial navigation information of the auxiliary inertial navigation system to finish transfer alignment. The transfer alignment is realized with the measurement misalignment angle and speed matching method, and the method has the advantages that the method is small in calculated amount, simple in form, easy to understand and the like.
Owner:NANJING UNIV OF SCI & TECH
Antenna alignment method used for communication scattering in motion
The patent discloses an antenna alignment method used for communication scattering in motion and mainly relates to an antenna alignment tracking method on the occasion of scattering equal spot beam communication movement. Alignment process such as link establishing and tracking and the like of scatter communication under the environment of communication in motion can be completed by adding small-size antenna with wide beams based on an original scatter communication device through automatic operation of a control unit without other communication means. The antenna alignment method used for communication scattering in motion has the advantages that other communication means are not needed, the method is accurate and high-efficient, fine in economy, convenient to operate and the like. The antenna alignment method used for communication scattering in motion is especially applicable to real-time alignment of scatter communication antennas under the environment of vehicle-bone and ship-bone communication in motion, and provides support for mechanically establishing a scattering link.
Owner:NO 54 INST OF CHINA ELECTRONICS SCI & TECH GRP
Quick estimation method for gyro errors in ship-borne master/sub inertial navigation transfer alignment process
InactiveCN103047999AFast alignmentNavigation by speed/acceleration measurementsConstant errorShip master
The invention discloses a quick estimation method for gyro errors in a ship-borne master / sub inertial navigation transfer alignment process, and catering to transfer alignment of ship master / sub combinations, designs a quick estimation method for the gyro errors, which is suitable for mooring / constant-speed direct flight conditions and is used for quickly estimating constant errors of sub inertial navigation gyros. Under the support of a real-time multiple task operating system, a sub inertial navigation system implements the circular navigation resolving and the information fusing for one group of data; and the high-speed performance of a computer is fully used to quickly finish the estimation of the gyro constant errors in the transfer alignment process. The method dose not change the existing algorithm of navigation resolving, dose not change the filter structure and the information matching mode in the transfer alignment information fusing algorithm, fully uses the redundant resources of the existing navigation computer, and quickens the gyro error estimation speed in the transfer alignment process.
Owner:SOUTHEAST UNIV
Entity alignment method and system for digital education resources
ActiveCN110162591AFast alignmentReduce alignment complexityNatural language data processingText database indexingRound complexityResource block
The invention discloses an entity alignment method and system for digital education resources, and the method comprises the steps: carrying out the subject partitioning of an existing education resource library through a subject topic tree, and building a partition index system in each education resource block; extracting knowledge point tags of the to-be-aligned digital education resources through an SKE algorithm, and screening out an entity alignment candidate set through an index; calculating knowledge point tag similarity, attribute value similarity and text resource similarity of the entity pairs in the candidate set; and finally, inputting the entity pair similarity data obtained by calculation as a characteristic value into the constructed decision tree, and judging an alignment result. When the method is adopted to align the entities of the digital education resources, the complexity of entity alignment calculation can be greatly reduced, and the alignment efficiency is improved; and the text similarity calculation precision of the digital education resources is improved, so that the entity alignment accuracy is improved.
Owner:NANJING UNIV OF POSTS & TELECOMM
Antenna alignment method and device
PendingCN110381476AImprove alignment efficiencyFast alignmentAntennasMachine-to-machine/machine-type communication serviceLongitudeVIT signals
The invention belongs to the technical field of communication, and provides an antenna alignment method and device, and the method comprises the steps: obtaining first longitude and latitude information and attitude information of a local communication terminal antenna; acquiring second longitude and latitude information of a target communication terminal antenna; calculating a first alignment angle according to the first longitude and latitude information and the second longitude and latitude information; controlling the local communication terminal antenna to rotate to a first azimuth according to the attitude information and the first alignment angle; determining azimuth information of the strongest signal through fine adjustment according to the first azimuth; and aligning the local communication terminal antenna with the target communication terminal antenna according to the azimuth information of the strongest signal. According to the embodiment of the invention, the antenna canbe automatically rotated to the first azimuth, then the azimuth information of the strongest signal is determined, and the local communication terminal antenna and the target communication terminal antenna are aligned according to the azimuth information of the strongest signal, so that the alignment speed is high, the alignment precision is high, the manual participation is less, and the antennaalignment efficiency is effectively improved.
Owner:SHENZHEN TONGCHUANG COMM
SINS large-azimuth misalignment angle initial alignment method based on self-adaptation UPF
InactiveCN105004351AOvercoming degeneracyImprove initial alignment accuracyMeasurement devicesEngineeringComputer vision
The invention discloses an SINS large-azimuth misalignment angle initial alignment method based on a self-adaptation UPF. The method includes the following steps that 1, an SINS non-linear error model is built; a misalignment angle between an ideal navigation coordinate system and a computed navigation coordinate system is presented by means of an Euler platform error angle, and the corresponding SINS non-linear error model is built according to the rotation sequence of the error angle. The method reduces influences caused by system simplification and noise statistic feature uncertainty on a system to some extent. Meanwhile, the UPF middle particle degradation phenomenon is well eliminated. Initial alignment precision of a strap-down inertial navigation system is improved, and alignment time is shortened. The method is a software method, system hardware does not need to be modified, and accordingly the method is convenient and feasible to practically implement.
Owner:SOUTHEAST UNIV
Alignment method for wireless charging coil, device and system
ActiveCN106541844AHigh speedHigh precisionCharging stationsElectric vehicle charging technologyEngineeringElectrical threshold
The invention discloses an alignment method for a wireless charging coil, a device and a system. The alignment method for the wireless charging coil comprises the following steps: acquiring charging-related electrical parameters of a power supply end coil and / or a vehicle end coil; adjusting the position of the power supply end coil in a horizontal direction according to the electrical parameters; judging whether an electrical parameter value reaches a preset electrical threshold and / or adjustment times reach a preset maximum value or not; and if so, finishing the alignment of the charging coil, and otherwise, circulating the steps. According to the technical scheme, the alignment speed of the wireless charging coil is improved, and the charging efficiency is improved.
Owner:SHENZHEN WOER HEAT SHRINKABLE MATERIAL +2
Baby monitoring system and control method for same
InactiveCN102307291AIntuitive zoom operationFast alignmentTelevision system detailsColor television detailsCamera controlMonitoring system
The invention provides a baby monitoring system, which comprises a baby end and a parent end. The baby end comprises a camera, a camera control mechanism and a communication module. The parent end comprises a touch screen, a data processing unit and a communication module. The data processing unit is used for converting sliding opening and closing operations of two fingers of a user on the touch screen into control commands. The communication module at the parent end and the communication module at the baby end transmit the control commands to the camera control mechanism to control the zoom rate of the camera. Compared with the prior art, the baby monitoring system directly performs a zoom operation on a target object of a current window without finding a view in advance, more accurately, rapidly and simply finds the view, and makes the zoom operation more visualized.
Owner:ANDON HEALTH CO LTD +1
Line-scan digital camera adjusting device
ActiveCN105511209AAlignment steps are simpleFast alignmentOptically investigating flaws/contaminationCamera body detailsComputer scienceLine scan
The invention relates to a line-scan digital camera adjusting device. The device comprises a first support, a second support and an adjuster, wherein the first support is used for installed either a line-scan digital camera or a linear light source, and the second support is used for installing the other one of the line-scan digital camera and the linear light source; the first support is connected to the adjuster, the adjuster can rotate and transversely move the first support and comprises a rotation adjusting component and a transverse movement adjusting component, the rotation adjusting component can drive the first support to rotate, and the transverse movement adjusting component can drive the first support to move transversely; when the line-scan digital camera and the linear light source are installed on the first support and the second support, the longitudinal axis of the line-scan digital camera and the longitudinal axis of the linear light source are located in the same plane. For a linear type photographing device, alignment of the shooting line of the line-scan digital camera and light of the linear light source is achieved through the adjuster, the alignment process is simple, the alignment speed is high, and the alignment precision is high.
Owner:BEIJING UNIV OF TECH +1
A system and a method for accelerating alignment of an OCT apparatus and human eyes through iris recognition
PendingCN108158555AQuick extractionIntelligent adjustment and alignment functionEye diagnosticsCamera lensOphthalmology
The invention provides a system and a method for accelerating alignment of an OCT apparatus and human eyes through iris recognition. In an initial state of OCT scanning, the distance between human eyes and a lens is evaluated initially; whether the scanning distance is long or not can be judged according to the quality of an image of iris recognition of a single camera, and information of a patient is extracted; the process allows dynamic adjustment via a motor; when the iris image is identified, the position of the human eyes relative to the OCT apparatus can be changed by adjusting a stepping motor. The distance between OCT and human eyes is initially identified and the initial alignment speed of the OCT apparatus is increased; the information of patients can be extracted rapidly and theeffect of adjusting the alignment function of the OCT apparatus intelligently is achieved.
Owner:ZD MEDICAL HANGZHOU CO LTD
Shelf alignment method based on latent transfer robot
The invention discloses a shelf alignment method based on a latent transfer robot. The method comprises the following steps that (1), a camera on the robot is started, and the azimuth information on ashelf and the azimuth information of the camera relative to the center of a two-dimensional code are obtained when the camera scans the two-dimensional code; (2) the robot calculates the current moving direction and path of the camera relative to the center of the two-dimensional code matrix; (3) the robot starts to move until the robot stops moving after reaching the center of the two-dimensional code matrix; (4) the robot confirms whether a robot tray is aligned with the shelf or not at the moment according to the current relative position of the camera and the center of the two-dimensionalcode matrix; and (5) the screw rods on the shelf are directly inserted into corresponding screw holes of the robot tray, so that the shelf is assembled on the robot tray. According to the shelf alignment method, by means of the design of the two-dimensional code matrix, accurate alignment of the robot and the shelf is ingeniously achieved, rapid assembly of the shelf is convenient, the stabilityof the assembled shelf can be guaranteed, and safety accidents in the using process are avoided.
Owner:JIANGSU ZHILIAN TIANDI TECHNOLOGY CO LTD
LED lamp installation device based on gravity stabilization
ActiveCN109855055AImprove work efficiencyQuick alignmentLighting support devicesLight fasteningsHand heldEngineering
The invention discloses an LED lamp installation device based on gravity stabilization. The LED lamp installation device structurally comprises a telescopic rod, a telescopic rod sleeve, the anti-skidsleeve, the fixator connecting seat and a bulb fixing structure, the LED lamp mounting device is combined with the bulb converter through the fixed grabbing stabilizer, when the LED lamp bulb is picked and installed, the operator tilts the handheld mounting device, the bulb fixing claw and the ground are kept in a vertical state, an operator can quickly align the bulb on the bulb fixing claw withthe lamp holder, the situation that a worker needs to stand below the lamp holder by a vertical handheld mounting device is avoided, the situation that the lamp holder is installed at the position ofthe lamp holder is greatly observed, neck fatigue caused by installation of the LED lamp is reduced, and meanwhile, the alignment speed is accelerated, the situation that the bulb is collided and damaged due to the fact that the arm pain shakes due to long-time hand-held is avoided, the new LED bulb can be directly installed after the old bulb is taken down through the bulb converter, so that theinstallation operation time is shortened, and the working efficiency of LED lamp installation is accelerated.
Owner:福建惠安新然石材有限公司
Mobile CT intelligent scanning positioning system, positioning method and storage medium
PendingCN113440156ARapid positioningMeet the needs of usePatient positioning for diagnosticsComputerised tomographsHuman bodyRadiology
The invention discloses a mobile CT intelligent scanning positioning system, a positioning method and a storage medium, the system comprises an image acquisition module, a distance detection module, a geometric calibration module, an intelligent analysis module, a motion control module and a projection module, the geometric calibration module is used for calculating a coordinate transformation relationship among the projection module, the image acquisition module and a mobile CT machine; the intelligent analysis module is used for carrying out intelligent analysis on the image acquired by the image acquisition module and acquiring a human body template part area and human body center line information; the projection module is used for projecting the contour of the to-be-scanned area and an auxiliary positioning line on the sickbed according to the information of the to-be-scanned area. The scanning area is positioned through auxiliary vision, an operator is guided to move the examination bed to be aligned with the scanning rack, or the scanning rack is guided to be aligned with the examination bed to complete positioning, a target scanning area can be quickly scanned to obtain a CT image without scanning a positioning image, and time and power consumption for scanning the positioning image are saved.
Owner:NANJING ANKE MEDICAL TECH CO LTD
Quick coupler, inner joint of ball-type video camera and ball-type video camera
ActiveCN102606857AQuick alignmentFast alignmentStands/trestlesCamera body detailsComputer scienceVideo camera
The invention provides a ball-type video camera which comprises a mounting bracket and a ball-type video camera body, wherein an inner joint extends upwards from the ball-type video camera body; the ball-type video camera further comprises a quick coupler; the quick coupler comprises an external thread round tube connected with an inner thread of the mounting bracket, and a circular ring coaxially connected with the external thread round tube; a plurality of first screw holes are arranged on the end face of the circular ring; a limiting platform is arranged on the inner wall of the circular ring; the inner joint comprises a cylindrical boss, of which the centre is provided with a first combined cable; the first combined cable extends from the upper surface of the cylindrical boss and is connected with a second combined cable in the mounting bracket; second screw holes corresponding to the first screw holes are arranged on the end face of the cylindrical boss; a limiting flat plate corresponding to the limiting platform is formed on the end face of the cylindrical boss, and the inner joint is inserted into the quick coupler and connected through the first screw holes and the second screw holes via screws.
Owner:ZHEJIANG DAHUA TECH CO LTD
Novel cantilever steel scaffold and construction process thereof
ActiveCN113833247AEasy loadingImprove the strength of forceScaffold accessoriesBuilding support scaffoldsSupporting systemCantilever
The invention discloses a novel cantilever steel scaffold and a construction process thereof. The novel cantilever steel scaffold comprises an upper floor, a lower floor, a positioning and supporting mechanism, a cantilever reinforcing mechanism and a scaffold mechanism; the positioning and supporting mechanism comprises embedded positioning pieces, four sets of I-shaped steel, L-shaped supporting plates and sliding sleeve pieces; the top of the upper floor and the top of the lower floor are each provide width two sets of I-shaped steel; and the embedded positioning pieces are embedded in the two ends of one side of the top of the interior of the upper floor and the two ends of one side of the top of the interior of the lower floor. Through mutual cooperation of the sliding sleeve pieces and the L-shaped supporting plates, prefabricated pieces and the I-shaped steel can be welded into a whole in advance, so that the binding faces for supporting and positioning of external walls and internal walls of the upper floor and the lower floor are reinforced through connection of the sliding sleeve pieces and the L-shaped supporting plates, a bidirectional supporting system is formed between the structure and the walls, and the load and stress strength of a scaffold body above the I-shaped steel are greatly enhanced.
Owner:THE SIXTH CONSTR CO LTD OF CHINA NAT CHEM ENG
Linear light spot module
The invention relates to a lens module of optical detection equipment, particularly to a linear light spot module. The linear light spot module comprises a camera and a laser light source; the camera and the laser light source are positioned at the two ends of a base respectively; the camera is mounted on a camera angle adjustment apparatus; the camera angle adjustment apparatus is mounted on the base; the laser light source is mounted on a light source adjustment apparatus; and the light source adjustment apparatus is mounted on the base. The linear light spot module provided by the invention has the advantages of simple steps of realizing band-shaped view of the linear array camera and alignment of the linear light spot of the laser light source, and high alignment speed, high alignment precision and the like.
Owner:WUXI LUMISOURCE TECH
Stacked paper automatic alignment supply system
The invention discloses a stacked paper automatic alignment supply system which comprises a lifting supply platform. A first guide rod and a second guide rod are movably arranged on two sides of the lifting supply platform, and the lifting supply platform can be lifted along the first guide rod and the second guide rod. The first guide rod is provided with a first vertical plate, and a second vertical plate is arranged on the second guide rod. The first vertical plate and the second vertical plate are together provided with a transmission shaft. The second vertical plate can move along the transmission shaft, the second vertical plate is provided with a transverse moving mechanism, a guide rod sliding groove which corresponds to the second guide rod is formed in the lifting supply platform, and the second guide rod can be driven to move along the guide rod sliding groove by the transverse moving mechanism and the second vertical plate. The first vertical plate is provided with a first blocking piece moving mechanism, and the second vertical plate is provided with a second blocking piece moving mechanism. A second sliding block on the second blocking piece moving mechanism is provided with a second blocking piece. A first sliding block on the first blocking piece moving mechanism is provided with a first blocking piece.
Owner:任海滨
SINSDVL alignment correction method and system, medium and equipment
ActiveCN113503891AAccurate estimateImproved integrated navigation accuracyMeasurement devicesInternal combustion piston enginesComputational physicsNavigation system
The invention belongs to the technical field of navigation systems, and discloses an SINSDVL alignment correction method and system, a medium and equipment, and the SINSDVL alignment correction method comprises the steps: constructing a reference speed and a DVL output speed into two point sets, and converting a calibration problem into a Wahba problem; introducing a particle swarm algorithm into an error estimation problem, and establishing an estimation model based on the particle swarm algorithm; and establishing a particle swarm algorithm fitness function according to the installation error and the scale factor error between the SINS and the DVL sensor, estimating a constant error matrix, and further estimating a scale factor and an installation misalignment angle between the SINS and the DVL sensor. Simulation experiment and semi-physical experiment results show that the correction method can quickly and accurately estimate the scale factor and the installation misalignment angle between the SINS and the DVL sensor, so that the integrated navigation precision is greatly improved, the carrier does not need to do special motion or uniform-speed motion, and the coorection method is simple and high in alignment speed.
Owner:NAVAL UNIV OF ENG PLA
Novel vacuum suction cup lifting appliance
PendingCN113501406AImprove handling efficiencyGood for smooth adsorptionLoad-engaging elementsEngineeringElectrical and Electronics engineering
Owner:湖南天桥嘉成智能科技有限公司
Light shield and method for forming air-cushion surface pattern on surface of magnetic head using same
InactiveCN101064118AFast alignmentImprove flatnessFluid-dynamic spacing of headsRecord carriers manufactureEngineeringMachine vision system
Owner:SAE MAGNETICS (HK) LTD
Panoramic unmanned aerial vehicle image splicing method
PendingCN109949220AQuick extractionExtract comprehensiveImage enhancementGeometric image transformationHomographyImage splicing
The invention discloses a panoramic unmanned aerial vehicle image splicing method. The method comprises the steps of image input, image feature extraction, image feature matching, image matching, image splicing and spliced image output. The image input is an image shot by a plurality of unmanned aerial vehicles at the same time, and the image feature extraction utilizes an improved geometric algebra-scale invariant feature conversion algorithm an adaptive threshold algorithm is adopted for image feature matching, and a homography estimation algorithm which is robust through random sampling consistency is adopted for image matching. According to the method, an optimized geometric algebra scale invariant feature conversion algorithm is adopted to realize rapid feature extraction and featurematching; The limitation problems of large calculation amount and high splicing time cost are solved by applying a self-adaptive threshold method through large feature point extraction and splicing work; A random sample consistency method is adopted to estimate image transformation parameters, and a solution with the best consistency with data is determined. According to the image splicing method,the alignment speed of the images is greatly increased, and a satisfactory image splicing result is generated.
Owner:STATE GRID HENAN ELECTRIC POWER COMPANY ZHENGZHOU POWER SUPPLY +2
Self-sealing manhole cover plate dismounting tool for power station container equipment
The invention belongs to the technical field of mechanical design and particularly relates to a self-sealing manhole cover plate dismounting tool for power station container equipment The self-sealingmanhole cover plate dismounting tool comprises manhole flange mounting bases, a lifting lead screw, an overturning lead screw, a supporting pipe, a sliding supporting base and a manhole cover plate mounting base; the manhole flange mounting bases are fixed to a high-pressure heater manhole flange; the lifting lead screw is mounted in a sleeve of the manhole flange mounting base; the lifting leadscrew is used for adjusting the positions of a tool and a manhole cover plate in the vertical direction; the supporting pipe is mounted in a horizontal sleeve of the sliding supporting base; the overturning lead screw is mounted in the supporting pipe; the bottom end of the supporting pipe and the bottom end of the overturning lead screw are fixed into two holes of the manhole cover plate mountingbase through bolts respectively; and the manhole cover plate mounting base is fixed to the manhole cover plate through screws. According to the self-sealing manhole cover plate dismounting tool for the power station container equipment, the field work efficiency can be improved, and the safety risk of the operation industry is reduced.
Owner:JIANGSU NUCLEAR POWER CORP
Directional antenna alignment system and method for wireless communication system of stacker-reclaimer
ActiveCN111326861AIncrease speedImprove stabilitySurveying instrumentsIncline measurementCommunications systemDirectional antenna
The invention discloses a directional antenna alignment system and method for a wireless communication system of a stacker-reclaimer, and relates to the field of Ethernet communication. The directional antenna alignment system for the wireless communication system of the stacker-reclaimer comprises an antenna support, a ground calibration platform, a bidirectional vertical laser beam projection component, a perpendicularity measuring component and a reflector alignment assembly, wherein the antenna support is used for fixing a directional antenna at the appropriate position of the stacker-reclaimer and the ground; the ground calibration platform is used for providing a ground benchmark reference; the bidirectional vertical laser beam projection component is used for projecting bidirectional laser beams which are perpendicular to each other to form laser surfaces which are perpendicular to each other; the perpendicularity measuring component is used for adjusting the directional antennaplane to be perpendicular to the horizontal plane; and the reflector alignment assembly is used for displaying a laser projection line, enhancing a visual effect of the bottom edge of the directionalantenna plane and prolonging the bottom edge line of the directional antenna plane to improve the alignment precision. According to the technical scheme, accurate alignment of the directional antennais achieved, and the alignment method has the advantages of being high in alignment accuracy, simple in operation procedure, low in cost and easy to master by the field maintenance personnel.
Owner:BEIJING DEBAI LITAI TECH
Adjusting device for linear array camera scanning imaging
ActiveCN105717124AAlignment steps are simpleFast alignmentOptically investigating flaws/contaminationPhotographyLinear arrayEngineering
The invention relates to an adjusting device for linear array camera scanning imaging. The adjusting device comprises an installation plate, a connecting piece, a first adjusting module and a second adjusting module. The installation plate is used for installing one of a linear array camera and a linear light source, the connecting piece is used for installing the other of the linear array camera and the linear light source, and the connecting piece is installed on the installation plate. The first adjusting module is used for adjusting the pitch angle of the connecting piece. The second adjusting module is used for enabling the connecting piece to rotate. A linear shooting device achieves alignment of shooting lines of the linear array camera and light rays of the linear light source through the adjusting device, the alignment steps are simple, the alignment speed is high, and the alignment precision is high.
Owner:BEIJING LONGERICH TECH CO LTD
Novel ring-on-ring biaxial bending strength test clamp and positioning cover thereof
PendingCN110160866AAvoid offsetHigh concentricityMaterial strength using steady bending forcesTest efficiencyTest sample
The invention discloses a novel ring-on-ring biaxial bending strength test clamp and a positioning cover thereof. A containing cavity is formed in the bottom of the positioning cover, and the size ofthe containing cavity corresponds to a test sample; an installing mechanism is arranged at the bottom of the positioning cover; a channel is formed in the top of the positioning cover, and the size ofthe channel corresponds to the size of a loading ring installing part; the channel position is designed as follows: when the positioning cover is installed on a supporting ring installing part through the installing mechanism, the middle shaft of a loading ring is overlapped with the middle shaft of a supporting ring; the position of the containing cavity is designed as follows: when the positioning cover is installed on the supporting ring installing part through the installing mechanism, and the middle shaft of the containing cavity is overlapped with the middle shaft of the supporting ring. The clamp comprises the positioning cover, the supporting ring, the supporting ring installing part, the loading ring and the loading ring installing part. According to the positioning cover in theinvention, the middle shafts of the loading ring, the supporting ring and the test sample can be aligned rapidly and accurately, the test efficiency and the accuracy rate of the test result are improved; the clamp can be used for storing sample fragments and preventing the sample fragments from being sputtered.
Owner:SICHUAN UNIV
Aligning method and device of side channel signal and reference signal
ActiveCN108242993AFast alignmentImprove detection efficiencySynchronisation error correctionTransmitter/receiver shaping networksHigh energyEngineering
The invention discloses an aligning method of side channel signals and reference signals, comprising the steps of conducting resampling on the high energy-consuming area in the side channel signal andthe high-consuming area in the reference signal; aligning the side channel signals and the reference signals after re-sampling; replacing the high energy-consuming area in the side channel signal after aligning with the high energy-consuming area in the side channel signal before re-sampling. The invention is advantageous in that the aligning speed of the side channel signals and the reference signals can be accelerated; and the detection efficiency of the possibility of a safety device being attacked by the side channel can be improved.
Owner:AEROSPACE INFORMATION
Medical knowledge graph automatic alignment method based on neighbor entities
ActiveCN119227796Aprecise alignmenteasy to captureKnowledge representationNeural architecturesMedical knowledgeLaboratory order
The invention discloses a neighbor entity-based medical knowledge graph automatic alignment method. The method comprises the following steps: 1) acquiring a source medical knowledge graph and a target medical knowledge graph; 2) obtaining a basic vector representation of the medical entity by using the pre-training model; 3) constructing a neighbor relation mask matrix; 4) constructing a neighbor entity interaction matrix; 5) obtaining the comprehensive similarity between the entities and finely adjusting the model by using a loss function; and 6) checking the alignment degree between the medical knowledge maps by using the entity alignment evaluation indexes. According to the medical knowledge graph automatic alignment method based on the neighbor entities, the model considers the influence of the similarity between the entities on entity alignment between two medical knowledge graphs with heterogeneity, and also considers the influence of the similarity between the neighbor entities of the entities on the entity alignment effect; and the generalization ability of the model is enhanced, so that contributions are made in the fields of knowledge graph fusion, data governance, text understanding, question and answer systems and the like.
Owner:HEFEI UNIV OF TECH
A fan blade installation device for wind power generators using the principle of connecting rods
ActiveCN110566413BImprove work efficiencyReduce adjustmentWind motor assemblyWind motor supports/mountsNew energyClassical mechanics
The invention relates to the field of new energy technology, and discloses a fan blade installation device for a wind power generator using the principle of a connecting rod, which includes a fixing seat, and a wheel hub installation groove and a fan blade installation groove are opened inside the fixing seat. The outside of the hub installation groove is fixedly connected with a hub clamping mechanism, the bottom of the fan blade installation groove is provided with a movable chute, and the inside of the fan blade installation groove is slidably connected with two fan blade fixing mechanisms. A connecting rod is fixedly connected between the leaf fixing mechanism, the first air pressure rod is fixedly connected to the outside of the blade fixing mechanism, the first air pressure cylinder is fixedly connected to the outside of the first air pressure rod, and the inside of the fixing seat There is a second pneumatic cylinder fixedly connected, through the cooperation of the hub installation groove and the fan blade installation groove, the positional relationship between the fan blade and the hub can be determined, the adjustment process can be reduced, the alignment time can be reduced, and the working efficiency of fan blade installation can be increased. .
Owner:冯忠贤
Stacked paper automatic alignment supply system
The invention discloses a stacked paper automatic alignment supply system which comprises a lifting supply platform. A first guide rod and a second guide rod are movably arranged on two sides of the lifting supply platform, and the lifting supply platform can be lifted along the first guide rod and the second guide rod. The first guide rod is provided with a first vertical plate, and a second vertical plate is arranged on the second guide rod. The first vertical plate and the second vertical plate are together provided with a transmission shaft. The second vertical plate can move along the transmission shaft, the second vertical plate is provided with a transverse moving mechanism, a guide rod sliding groove which corresponds to the second guide rod is formed in the lifting supply platform, and the second guide rod can be driven to move along the guide rod sliding groove by the transverse moving mechanism and the second vertical plate. The first vertical plate is provided with a first blocking piece moving mechanism, and the second vertical plate is provided with a second blocking piece moving mechanism. A second sliding block on the second blocking piece moving mechanism is provided with a second blocking piece. A first sliding block on the first blocking piece moving mechanism is provided with a first blocking piece.
Owner:任海滨
Rapid indentation device for plate processing
The utility model discloses a rapid creasing device for board processing, belongs to the technical field of creasing, and aims to solve the problems that a creasing mechanism cannot be flexibly replaced according to the size of a required carton, so that the use flexibility of the device is reduced, a worker aligns a paperboard with the creasing mechanism, more time is spent on alignment, and the production efficiency is reduced. And the rapid indentation efficiency is influenced. Comprising a workbench and a connecting assembly, a clamping groove is formed in the center of the upper surface of the workbench, a clamping block is clamped in the clamping groove, an inserting hole is formed in the side face of the clamping block, and a supporting plate is connected to the upper end of the clamping block. According to the rapid creasing device for board processing, through movable installation of the supporting plate and the creasing plate, the supporting plate and the creasing plate are convenient to replace, paperboards of different sizes can be creased conveniently, the use flexibility of the device is improved, the paperboards can be aligned by arranging the grooves in the supporting plate and putting the paperboards into the grooves, the alignment speed is high, and the operation is convenient. And therefore, the indentation is quick.
Owner:SICHUAN ZHIKE ENVIRONMENTAL PROTECTION BUILDING MATERIALS CO LTD