27results about How to "Achieve coverage" patented technology

This invention belongs to the field of microwave communication technology, specifically relating to a PIFA antenna for 5G dual-band coverage. The invention includes a rectangular metal patch on a top surface, a substrate, and a metal ground plane stacked from top to bottom. A row of grounding vias is disposed through the substrate, and this array of grounding vias is located at the lower end of one side of the rectangular metal patch on the top surface. A coaxial feeding structure is disposed below the rectangular metal patch on the top surface. The antenna excites its fundamental mode TM through the coaxial feeding structure. 0.5,0 Mode and three higher-order modes TM 0.5,1 Pattern, TM 0.5,2 Pattern, and TM 0.5,3 The pattern includes a rectangular metal patch on the upper surface with a first slot along its vertical center line; the first slot has an opening on the side furthest from the grounding via for adjusting the TM. 0.5,1 Pattern and TM 0.5,3 The resonant frequency of the mode; a pair of second slits are orthogonally arranged on both sides of the first slit; the second slits are used to modulate the TM. 0.5,0 Pattern and TM 0.5,2 The resonant frequency of the mode. The antenna design proposed in this invention has advantages such as simple structure, relatively wide dual-band coverage, small size, and low profile.

The utility model provides a kind of electric hair dryer, it includes shell and hair dryer piece.The electric hair dryer of the utility model, shell inside is equipped with multiple independent air duct, each air duct independently sets air inlet, air outlet and hair dryer piece, airflow can independently circulate in respective air duct inside, effectively ensure the air speed, air pressure stability of each direction air outlet, improve overall hair drying efficiency;And, the air outlet direction of the air outlet passage formed by the electric hair dryer corresponding multiple air ducts is different, so that user can realize the coverage of multiple area airflow without frequently adjusting the position of electric hair dryer, to make airflow distribution more uniform, range more extensive, to effectively cover the different area of object to be blown dry, improve user's use experience.

The application provides an ultrasound-guided puncture method and system, relates to a data processing technology, and achieves accurate positioning during venous puncture under ultrasound guidance by constructing a part model corresponding to a puncture part, determining a partition scanning line of the part model, controlling an ultrasound device to perform segmented scanning on the puncture part based on the partition scanning line, obtaining a segmented scanning image, determining a segmented scanning image meeting a puncture condition as a sub-adaptive image, performing splicing processing on adjacent sub-adaptive images to obtain a spliced puncture image, performing venous shape judgment on the spliced puncture image to obtain a candidate puncture image, performing optimal selection on the candidate puncture image to obtain a puncture guide image, and determining a puncture point of a punctured vein in the puncture guide image based on a centripetal direction.

This application discloses a high-precision microwave frequency measurement method and system based on continuous-time crystal phase transitions, belonging to the field of quantum sensing technology. This method utilizes the characteristic of the Rydberg atom system at the critical point of a continuous-time crystal phase transition where the response slope of the detected light transmission signal to the microwave frequency is significantly enhanced, breaking through the resolution limit of traditional linear responses. The system includes a quantum sensing unit, an optical excitation and detection module, a microwave modulation and scanning module, an auxiliary radio frequency field module, and a signal processing and control center. By precisely adjusting the parameters, the system is driven to the vicinity of the critical point, the critical frequency is identified, and its high response slope is used to achieve precise frequency measurement. This invention employs a two-stage measurement process, balancing wide dynamic range and high precision, and can be flexibly tuned to adapt to different frequency bands, possessing broad application prospects, especially in microwave communication, frequency metrology, and other fields with significant technical value.

The invention discloses a self-reconfiguration constant force arm and a self-reconfiguration variable rigidity constant force auxiliary exoskeleton, and relates to the technical field of wearable exoskeleton robot driving. Comprising a large arm shell, a small arm, an adjusting motor, a gear, a linear groove cam provided with a plurality of linear grooves, a pulley adjusting assembly, a pre-tightening force adjusting assembly and the like. The second gear is provided with a plurality of guide grooves, and a pin shaft of the movable pulley correspondingly penetrates through the linear groove and the guide grooves. A controller is linked with an adjusting motor based on load pressure collected by a forearm pressure sensor, changes the rotation angle of a second gear through gear transmission, and is linked with movable pulleys to move in a linear groove under the guidance of a guide groove, so that the number of the movable pulleys entering an effective working state is changed, the joint rotation rigidity is improved, and the constant force output range is expanded. And meanwhile, the pre-tightening force adjusting assembly is linked to adjust the tightness of the rope, and the pre-tightening force within the target range is output. A fixed-configuration constant-force mechanism is converted into a variable-stiffness structure capable of being autonomously reconstructed, and wide-range accurate adjustment of constant-force output is achieved.

This invention discloses an entity relationship recognition method and apparatus for decision knowledge graphs. The method includes: retrieving a set of decision text information from a decision knowledge text database; preprocessing the set of decision text information to obtain a preprocessed dataset; and performing entity relationship recognition processing on the preprocessed dataset to obtain an entity relationship information set.

The utility model discloses a multifunctional wall floor tile hollowing detector, including mobile box (1), mobile box (1) top is equipped with lifting mechanism (2), lifting mechanism (2) and the bottom of mobile box (1) are equipped with detection unit (3) respectively, detection unit (3) is including detection installation shell (4), is equipped with electric push rod (5) and rotary motor (6) in detection installation shell (4), and the output of rotary motor (6) is equipped with rotating shaft (7), is equipped with driven gear (8) and drive gear (9) of inside and outside arrangement on rotating shaft (7), be equipped with inside and outside arrangement locking gear (10) and disc (11) on electric push rod (5), and the middle part of disc (11) outer end surface is equipped with hammer (28), the utility model discloses can knock wall brick and floor tile and carry out accurate marking to hollowing position, and use reliability and convenience are good.

This utility model relates to the field of automotive bracket technology, and more particularly to a surface flatness control device for the demolding process of an automotive bracket mold. It includes: a worktable, a support frame on the worktable, a switching component on the top of the support frame, a mold component on one side of the bottom of the switching component, and a flattening demolding component on the side of the bottom of the switching component away from the mold component. By setting up the switching component, a motor drives a lead screw to rotate, enabling rapid switching between the upper mold and the mounting plate, thus improving the automation and operational efficiency of the demolding process. Furthermore, by setting up the flattening demolding component, the position of the brush can be adjusted by extending and retracting the telescopic rod of the telescopic cylinder five according to the size and specifications of the material. The brush can remove burrs and minor imperfections from the surface of the material during its ascent, improving the surface flatness of the material.

The application discloses a kind of ultra-high material layer mixture-sinter combined analysis method.The method is respectively divided into sampling point sampling to mixture car and sinter car, respectively determine mixture characteristic parameter and sinter organization parameter, after analysis, the mapping relationship of mixture and sinter is established, and the parameters of distributor are judged and optimized.The method considers the characteristic parameter in mixture and the organization parameter in sinter as two different sets respectively, by determining the correlation in two sets, the influence of mixture on sinter performance is judged from macroscopic point of view, further overall distributed optimization is carried out to sinter performance, the optimization interval of energy consumption and sinter performance is sought, and the adjustment range of distributor parameter is determined, so as to realize sinter quality improvement and consumption reduction and homogenization of different varieties of ore source.

This utility model relates to the field of aquaculture equipment technology, and in particular to a semi-automatic cleaning device for aquaculture net cages, comprising: an intercepting net; a reel mechanism for reeling in and storing the intercepting net; a first frame and a second frame symmetrically arranged on both sides of the aquaculture net cage, the first frame having a first track that starts from the reel mechanism, passes below the water surface of the aquaculture net cage, and returns from above the water surface to the reel mechanism; the two ends of the movable shaft are slidably connected to the first track and the second track, respectively. The beneficial effects of this utility model are: by setting an intercepting net the same width as the water surface and installing it on one side of the net cage via a reel, this utility model achieves complete coverage of the entire water surface, avoiding the limitations of traditional manual cleaning which involves cleaning area by area on a wide water surface, greatly improving cleaning efficiency and saving cleaning time and labor costs.

This application provides an antenna assembly and an electronic device. The antenna assembly includes at least two antenna elements. Each antenna element includes: an antenna slot disposed on a metal frame of the electronic device and penetrating the metal frame along its thickness direction; a first grounding point and a second grounding point formed at both ends of the antenna slot along its length direction, wherein a first distance between the first grounding point and the second grounding point is related to the wavelength of the target radio frequency signal; the antenna slot is capable of radiating the target radio frequency signal under the excitation of a feed source in the electronic device.

The utility model relates to the technical field of ceramic filling pump sterilization, and disclose a high temperature sterilization ceramic filling pump, including the pump body, the pump body surface is provided with sealing mechanism, sealing mechanism inside fixedly connected with sterilization mechanism, sterilization mechanism includes electric gear part, electric gear part sets up in the left side of pump body, the electric gear part surface is engaged with and is connected with the gear ring, the gear ring inboard fixedly connected with the support ring, the support ring top four ends are provided with the shower head respectively, the support ring inside fixedly connected with the support frame. This high temperature sterilization ceramic filling pump, through the sterilization mechanism that sets up, when cleaning, electric gear part drives gear ring and support ring rotation and drive pump body rotation, can carry out the overall sterilization cleaning operation of pump body to can realize overall coverage, more completely remove pump body surface and internal residual impurity and microorganism, satisfy the increasingly strict industry hygiene standard requirement.

A portable morphological measuring ruler for naked-bellied sturgeon belongs to the field of aquaculture technology. The concave frame has its open end facing downwards. The horizontal end of the concave frame is fixedly connected to a handle. A sliding hole is provided along the length of the right side wall of the concave frame, containing a support mechanism. A threaded hole is provided on the left side wall of the concave frame, threadedly connected to a threaded rod. One end of the threaded rod is rotatably connected to one end of a push plate, and the other end of the push plate is fixedly connected to a second anti-slip pad. The second anti-slip pad corresponds to the first anti-slip pad and is fixed to the inner right wall of the concave frame. A second sliding hole is provided along the length of the horizontal end of the concave frame, containing a length measuring mechanism. The outer wall of the concave frame is rotatably connected to the head measuring ruler. This invention, through its scientific structural design, ensures measurement accuracy and comprehensiveness while also considering ease of operation and protection of the fish. It can meet the needs of morphological measurement of naked-bellied sturgeon in different scenarios and has high practical value.

This invention belongs to the field of data processing, and specifically relates to a method and system for recompressing data files based on a large model. The system includes a data warehouse storage management platform; the data warehouse storage management platform includes a data file storage module for storing data files; a data asset ledger storage module for storing a data asset ledger containing data files, the data asset ledger including physical attribute information and business attribute information of the data files; a preliminary disposal plan generation module, which calls a processing plan generation model, takes the data asset ledger as input, outputs a preliminary plan for the data files, and sends it to the business end; a final disposal plan generation module, which generates a final processing plan based on the plan manually confirmed by the business end; and an automatic data processing module, which automatically processes the data according to the final processing plan. This invention solves the problems in existing technologies where outdated big data clusters do not support tiered cold and hot storage, and where business personnel misuse compression algorithms leading to storage waste.

The present application relates to a dust detection method and system based on a multi-task learning model, the system comprising a perception measurement module, a model training module, a model inference module, a visualization and over-limit warning module that cooperate with each other, the perception measurement module being used to collect image data and dust concentration data in a mine environment; the model training module being used to build and train a multi-task learning model, containing data loading, model definition, loss function setting and model optimization functions; the model inference module being used to run the trained model in a deployment environment, to perform dust detection and concentration prediction on the real-time collected images, and to optimize the inference speed of the model; the visualization and over-limit warning module being used to visually display the detection results and concentration values, and to trigger an alarm mechanism when the dust concentration exceeds a preset threshold, to remind relevant personnel, to enable real-time and accurate dust concentration monitoring, and to provide important technical support and decision basis for mine dust prevention and control.

This invention relates to the fields of computer vision and artificial intelligence, specifically to a knowledge-guided meter reading method and system based on a large visual language model. The method includes: a template acquisition step: acquiring a meter image and retrieving a structured reading prompt template containing metadata and inference logic instructions based on the type; a multimodal input step: inputting the image and template as multimodal data into a large visual language model; an inference generation step: extracting visual features and aligning them with the template's attention, executing thought chain inference in response to instructions, and generating a natural language description result containing intermediate inference evidence; and a parsing output step: performing structured parsing on the result and extracting meter reading values ​​that conform to format constraints. This invention achieves a deep integration of business logic and visual perception, establishes human-computer trust, and avoids logical fallacies inherent in purely visual models.

This invention relates to the field of reactor thermal-hydraulic testing technology, specifically to a simulation device and method for water seal phenomena under loss-of-coolant (LOD) accident conditions in advanced pressurized water reactors. The device includes a primary loop circulation system, a breach simulation component, and a safety injection system. The primary loop circulation system comprises a pressure vessel simulator, a heat pipe section, a SG simulator, a U-tube section, a main pump simulator, and a cold pipe section connected in sequence by piping. The simulation method includes initial condition establishment, LOD accident simulation, and data monitoring and acquisition. This invention provides an experimental device and method that combines high fidelity with flexible parameter adjustment capabilities. It can not only reproduce the complex water seal physical phenomena of advanced pressurized water reactors under LOD accidents, but also conduct in-depth sensitivity mechanism studies by adjusting geometric dimensions and thermal boundary conditions, providing important reference for core safety analysis.

The application relates to the technical field of waste gas treatment, and discloses a VOCs waste gas treatment device and method for memory strip processing, wherein the VOCs waste gas treatment device for memory strip processing comprises a purification tower, an input pipe arranged below the outer side of the purification tower, a clean input pipe arranged above the outer side of the purification tower, a clean output pipe arranged at the bottom of the purification tower, an adsorption assembly arranged in the purification tower, and a cleaning auxiliary assembly. The VOCs waste gas treatment device for memory strip processing is provided with the cleaning auxiliary assembly, hot air flows through the air vent first during desorption, then passes through the activated carbon plate, impurities adsorbed previously are purified, meanwhile, the open air vent slides on the surface of the activated carbon plate in sequence, full coverage of the activated carbon plate is realized, the hot air can uniformly flow through each part of the activated carbon plate, full desorption is realized, and the hot air is prevented from preferentially flowing through the part with smoother flow, so that the desorption effect of the part with serious blockage is reduced.

This application provides a method, apparatus, device, medium, and product for detecting security vulnerabilities in intelligent agents. It relates to the field of information security technology. The method includes: determining the intent type, perplexity value, and back-translation similarity of input text; determining that the input text passes detection if all corresponding preset conditions are met; using a preset classification model to determine the security category of each MCP tool to be used based on its metadata, to obtain a target MCP tool list; generating a global tool dependency graph based on the detected input text and the target MCP tool list; using a preset graph neural network model to construct a security detection graph based on the global tool dependency graph, to verify whether the global tool dependency graph can be executed; and controlling the intelligent agent to perform operations based on the global tool dependency graph in response to successful verification. This application achieves comprehensive coverage of security vulnerabilities during intelligent agent runtime through comprehensive detection of input text, MCP tools, and inference chains.

The application discloses a product carbon mark management system and method based on a cloud platform, and relates to the field of environmental information management and green supply chain.The method comprises the following steps: collecting carbon emission data of each stage from the whole life cycle of a product, generating standardized emission data through nonlinear normalization; generating stage carbon synergy factors based on node collaborative analysis and sensitivity evaluation, and constructing a cross-enterprise carbon synergy matrix; calculating stage carbon impact factors and damping coefficients to generate comprehensive stage emission factors; calculating cumulative sensitivity accordingly to form a whole life cycle carbon footprint; identifying abnormal stages and dynamically correcting in combination with historical data to generate carbon mark stability; and finally generating a carbon mark and storing it through a blockchain to realize a cloud platform management closed loop.Through efficient collection and standardization of whole life cycle carbon emission data, multi-layer collaborative analysis and dynamic correction, and credible storage and management closed loop of the carbon mark, the accuracy, reliability and traceability of the product carbon mark are realized.

This invention discloses a three-degree-of-freedom wide-field-of-view multi-line laser 3D reconstruction device for porcelain, enabling the multi-line structured light measurement platform to cover the entire outer surface of the porcelain. The device employs a unique rotation-lift-rotation (RLR) three-axis linkage mechanical structure, driving the open-type support platform and the "head-shaking" sensor platform to move in tandem, achieving flexible and precise adjustment of the imaging system and the porcelain's pose. This RLR three-axis linkage method solves the problem of insufficient coverage of the entire circumference of the porcelain surface and complex occluded areas (such as bottle handles and inner walls) using traditional methods, ensuring high density and high integrity of the 3D reconstruction. The device uses a frame-type support and a three-degree-of-freedom decoupled structure, ensuring overall rigidity and measurement stability, and can adapt to porcelain of different sizes while providing a large coverage area. The system is mainly constructed from standard parts and a series multi-degree-of-freedom mechanism, offering advantages such as low cost and ease of installation and maintenance, providing an efficient, stable, and highly adaptable dedicated solution for high-precision 3D digitization of porcelain.

The application provides a modified filter paper with high water removal efficiency and a modification method and application thereof. The modification method comprises the following steps: uniformly mixing a main modifier, an auxiliary modifier and water to obtain a modification liquid; the main modifier is a water-soluble polymer rich in hydrogen bond combination sites; the auxiliary modifier is a small molecule hydrogen bond breaker; a silane coupling agent is used to modify and pretreat the surface of a hydrophilic layer of a filter paper substrate; the modification liquid is coated on the surface of the hydrophilic layer of the filter paper substrate after the modification pretreatment, and the filter paper substrate is left to stand until the modification liquid is fully spread, and then the modified filter paper is obtained after drying. The present application upgrades the existing single physical layered filtration technology to a composite mode of chemical competitive adsorption-physical filtration, builds competitive combination sites on the filter paper which can actively destroy the combined water in diesel oil, realizes efficient deconstruction of the combined water and enables the combined water to be removed by the existing physical method. When the modified filter paper is used for biodiesel oil-water separation, the removal rate of the combined water is significantly improved.

The present application relates to the technical field of anomaly evaluation, and particularly relates to an anomaly evaluation method based on vulnerability identification, a medium and equipment, a first preset weight set and a target model set are determined through a target object type and a user intention, so that feature fusion and analysis processes accurately adapt to source code vulnerability identification and anomaly evaluation scenarios, and the pertinence and practicality of the scheme are improved, through extraction of structural semantics, environment configuration, and exclusive morphological features of data flow stain analysis features, full coverage of multi-dimensional original features is realized, first fusion feature vectors are generated through first preset weight set weighted fusion of feature coding, the contribution degree of core risk features is amplified, vulnerability automatic preliminary screening is realized through a vulnerability identification model, the identification efficiency is improved, false positives are accurately removed through a false positive filtering model, the artificial audit cost is reduced, and multi-dimensional risks are quantified through a first anomaly evaluation model and divided into grades, so that the anomaly evaluation result has objectivity and comprehensiveness.

This invention relates to the field of flue gas treatment technology, specifically disclosing a comprehensive sintering flue gas treatment device and process, including a spray tower with a control unit installed on it; and at least one set of spray components. The comprehensive sintering flue gas treatment device and process of this invention monitors the flue gas volume in real time through a gas concentration detection unit and a flow rate detection unit. Combined with the linkage control of an angle adjustment component and a gas gathering component, when the flue gas volume is low, the flue gas is gathered to the center of the tower by blocking blades, and the tilt angle of the first edge spray head is adjusted to ensure that the spray liquid accurately covers the gathered flue gas area, avoiding waste due to excessive coverage without contact with the flue gas. Simultaneously, the second spray head at a fixed angle in the center continuously operates to ensure sufficient reaction between the spray liquid and the flue gas. Compared to traditional devices, the utilization rate of the spray liquid is significantly improved, reducing spray liquid consumption and subsequent waste liquid treatment costs.

The application discloses a financial system resource access control method and device, equipment and storage medium, relates to the field of information security technology, and can ensure that the financial system realizes accurate risk blocking in a complex dynamic scene. The method comprises the following steps: constructing a multi-dimensional user model and a multi-dimensional resource model; configuring a processing strategy for data resources; in response to an access request of a target user, determining a resource permission set corresponding to the access request based on multi-source extended attribute information mapping; obtaining real-time counting states of the target resources from the deployed cache middleware and real-time traffic data of the target resources from the deployed data byte flow monitoring module; and substituting the obtained real-time counting states and real-time traffic data into the processing strategy, performing resource-level composite verification on the number of access, access frequency and data traffic of the current access request, and performing an access allowing operation or an access rejecting operation according to the verification result.