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61results about How to "Flexible split" patented technology

Cooperative singing live streaming method and device, electronic device, and storage medium

The invention discloses a cooperative singing live streaming method and device, an electronic device, and a storage medium. The method comprises the steps: performing the cooperative singing operationof at least two cooperative singing clients, and transmitting the live videos to a server; enabling the server to receive at least two live videos, splitting the live videos into data packets, and packaging the data packets at the self-defined format, wherein the self-defined format comprises a first identification, and the first identification is used for describing the uniqueness of each data packet; enabling the server to transmit the packaged data packets to audience clients; enabling the audience clients to receive the package data packets, and performing splicing to obtain a cooperativesinging picture according to the first identifications of the packaged data packets, wherein the cooperative singing picture is used for displaying a live image of at least one cooperative singing client. The invention aims at solving a technical problem in the prior art that the users of the audience clients cannot perform the self-defined modification of the cooperative singing picture displayed by a video stream.
Owner:GUANGZHOU HUYA INFORMATION TECH CO LTD

Method and device for managing data set

The invention aims to provide a method and a device for managing a data set. The method comprises the steps of determining an optimal storage device corresponding to a data subset by a management device according to subset identification information corresponding to the data subset when a trigger condition for carrying out sharding processing on the data set is met; updating storage information corresponding to the subset identification information according to storage information, which corresponds to the data subset, in a current storage device and by combining related information of the optimal storage device. Compared with the prior art, the storage information corresponding to the subset identification information is updated through the subset identification information corresponding to the data subset by combining the related information of the optimal storage device, thus segmental multi-stage database sharding on a target data subset can be realized, the problem that regular user data are subjected to in-place expansion can be solved, the uniform distribution of data is ensured, sub databases can be simply maintained, the expandability and the load balancing of the sub databases are realized, the sharding is flexible, and the cost is reduced.
Owner:BEIJING BAIDU NETCOM SCI & TECH CO LTD

Gravitational field numerical simulation method and device based on complex terrain and computer equipment

The invention relates to a gravitational field numerical simulation method and device based on complex terrains, computer equipment and a storage medium. The method comprises the following steps: constructing a three-dimensional cuboid model containing a complex terrain and an exploration target, performing mesh generation to obtain a plurality of small cuboids, and setting spatial domain density values of the small cuboids; obtaining an offset wave number according to grid parameters of grid subdivision and preset Gaussian parameters, dividing the three-dimensional cuboid model into a lower part model and an upper part model according to topographic information, performing block superposition to calculate a frequency domain gravity anomaly field of a plurality of observation surfaces, and performing two-dimensional Gaussian Fourier inversion to obtain spatial domain gravity anomaly fields of multiple observation surfaces, and obtaining a spatial domain gravity anomaly field of the complex topographic relief surface through a spline interpolation algorithm. The vertical direction is reserved in a spatial domain, mesh generation is flexible, the method and device are suitable for simulating complex terrains and complex geologic bodies, multiple offset wave numbers are convenient for parallel calculation, and the gravity anomaly calculation efficiency is improved.
Owner:CENT SOUTH UNIV

General bias circuit board for aerospace semiconductor device total dose radiation test

The invention discloses a general bias circuit board for aerospace semiconductor device total dose radiation test. The general bias circuit board comprises a motherboard, multiple general daughter boards independent of one another, and multiple test device fixtures. The general daughter boards are used for configuring voltages and bias loads for different irradiated devices, and are vertically inserted onto the back of the motherboard. The test device fixtures are used for inserting the irradiated devices, and are arranged on the front of the motherboard in a centralized way. For devices which are packaged in the same way and different in pin definition and power-on bias, total dose radiation test can be completed using the same motherboard by configuring different general daughter boards. For devices which are packaged in different ways and are the same in pin definition and power-on bias, total dose radiation test can be completed using the same motherboard by welding different test device fixtures. The space of the motherboard occupied by resistive and capacitive components is reduced, and the effective radiation area is increased effectively. Moreover, the general bias circuit board has the advantages of easy fabrication, low cost, high efficiency, reusability and high universality, and has popularization and application values.
Owner:CHINA ACADEMY OF SPACE TECHNOLOGY

Movable ecological medium box for repairing eutrophicated natural water body

The invention discloses a movable ecological medium box for repairing a eutrophicated natural water body. The medium box comprises a box body and a floating ball connected to the box body. The box body is divided into a first filler layer, a second filler layer, a third filler layer and a fourth filler layer from top to bottom through movable partition plates; the fourth filler layer is filled with a planting medium, a submerged plant is planted in the planting medium, and the submerged plant passes from the third filler layer to the first filler layer from bottom to top and stretches out of the upper surface of the box body through a planing pipe. The first to third filler layers are filled with medium fillers of different grain sizes, and a plurality of bamboo balls are connected below the box body. The movable ecological medium box has the advantages of adsorbing pollutants in a multilayer and multistep manner, being used cyclically and convenient to manage, having certain landscapeproperty and being environment-friendly.
Owner:ZHEJIANG WANLI UNIV

Switching device and switching method for fiber optic micro cable of underwater robot

The invention belongs to the field of fiber optic micro cables of underwater robots, and particularly relates to a switching device and a switching method for a fiber optic micro cable of an underwater robot. The switching device comprises cone dies and a main cavity die, wherein the cone dies are arranged at two ends of the main cavity die respectively; a main fiber optic micro cable is switched with another section of fiber optic micro cable through a fiber optic switching terminal; the main fiber optic micro cable and a tail optical fiber which are fused are accommodated in the main cavity die and the cone die; and sealants are respectively filled between the main fiber optic micro cable and the tail optical fiber as well as between the main cavity die and the cone dies. The switching method comprises the following steps: carrying out fusion treatment on the main fiber optic micro cable led from an airtight cabin or fiber optic receiving / transmitting device and the tail optical fiber containing the fiber optic switching terminal by a fiber optic melting machine so as to realize the fusion of fiber cores of two sections of optical fibers; under the assistance of the die, filling the sealants between the main fiber optic micro cable and the tail optical fiber; fusing the fiber cores as well as wrapping and sealing the edges of the fiber optic micro cable and the tail optical fiber; and standing the sealed article in air for half an hour and fusing to form a whole. The switching device and the switching method disclosed by the invention have the advantages of flexibility in splitting, reliability in sealing, simpleness in operation and the like.
Owner:SHENYANG INST OF AUTOMATION - CHINESE ACAD OF SCI

Novel climbing frame system

PendingCN112324122ARealize the load-bearing functionRealize the anti-drop functionScaffold accessoriesBuilding support scaffoldsStructural engineeringMechanical engineering
The invention provides a novel climbing frame system. A frame body framework comprises a walkway plate, vertical rods, triangular supports, an inner sealing mechanism, an outer protective net mechanism and a horizontal truss, wherein the triangular supports are arranged below the walkway plate and located between the opposite inner vertical rods and the outer vertical rods; each triangular supportcomprises a triangular body and a corner piece arranged at the upper end of the triangular body; a net piece of the outer protective net mechanism comprises a net piece frame, a steel plate net and aplurality of lug plates; a U-shaped groove and a transverse groove are formed in a left frame and a right frame of the net piece frame correspondingly; a plurality of guide rails are vertically arranged on the inner side of the walkway plate in parallel; the guide rail structures are integrally formed through aluminum alloy extrusion; and an attached supporting module comprises a plurality of novel wall-attached supports. The outer protective net mechanism of the novel climbing frame system is of a net piece type structure, an unloading jacking device is improved, meanwhile, anti-falling rotating blocks are additionally arranged on anti-falling mechanisms of the wall-attached supports, meanwhile, a steel-aluminum combined structure is adopted, and thus the climbing frame system is more convenient to operate, safer and more reliable.
Owner:湖南慧盛科技发展有限公司 +1

Vortex screw lifting elevator shaft creeping formwork system and operation method thereof

The invention relates to the field of building construction, in particular to a vortex screw lifting elevator shaft creeping formwork system and an operation method thereof. The ortex screw lifting elevator shaft creeping formwork system comprises a body, an upper climbing frame, a lower climbing frame and a linkage platform arranged between the upper climbing frame and the lower climbing frame are arranged on the body, and a lifting mechanism for driving the upper climbing frame or the lower climbing frame and the linkage platform to move synchronously is arranged on the linkage platform. The lifting mechanism drives the upper climbing frame and the lower climbing frame to linearly move back and forth in the elevator shaft direction. According to the vortex screw lifting elevator shaft creeping formwork system and the operation method thereof, the upper climbing frame, the lower climbing frame and the linkage platform arranged between the upper climbing frame and the lower climbing frame are arranged, a three-section structure is adopted, main components can be flexibly disassembled and assembled, use is convenient, the maintenance cost is low, and the weight is greatly reduced. In addition, lifting is conducted through a driving motor, a steering gear, a vortex screw and a vortex screw lifting machine, the lifting process is stable, errors are small, the adjusting time after lifting is shortened, the cost is reduced, and the construction progress is accelerated.
Owner:江门志特新材料科技有限公司

In-vitro fertilization device capable of simulating sperm swimming path in natural state and use method

The invention provides an in-vitro fertilization device capable of simulating a sperm swimming path in a natural state and a use method. The in-vitro fertilization device capable of simulating the sperm swimming path in the natural state comprises a horizontally arranged horizontal double orifice plate and a vertically arranged vertical mounting tube; a through hole which is through from top to bottom in the vertical direction is formed in the middle of the horizontal double orifice plate; a pair of horizontal passages for sperms to horizontally move is symmetrically formed in the left and right sides of the through hole; the horizontal passages comprise horizontal tube bodies used for simulating fallopian tubes and swelling bodies used for simulating ovaries; the horizontal tube bodies are horizontally communicated with the swelling bodies in the left-and-right direction to form the horizontal passages; a heart-shaped cavity and a spherical cavity are formed in the vertical mounting tube; the spherical cavity is formed right under the heart-shaped cavity; the through hole, a central vertical tube, the heart-shaped cavity, fine through tube and the spherical cavity are communicatedwith each other from top to bottom to form a vertical passage for sperms to swim; and the in-vitro fertilization device capable of simulating the sperm swimming path in the natural state further comprises a closed separating plug and a plate cover. Compared with existing direct contacting fertilization and transverse passage type fertilization container fertilization, the in-vitro fertilization device capable of simulating the sperm swimming path in the natural state can preferably reduce the real swimming path of sperms in the naturally conceived process.
Owner:ZHEJIANG UNIV

Ceramic tile seam beautifying agent production device and production method thereof

The invention discloses a ceramic tile seam beautifying agent production device and a production method thereof. The device comprises a treatment barrel and a cover plate arranged at the top end of the treatment barrel, a treatment box is arranged above the cover plate, a screening mechanism is arranged on the treatment box, and a positioning mechanism and a cleaning mechanism are arranged on the cover plate. The screening mechanism comprises a baffle fixedly arranged at the top end of the treatment box, a feeding opening formed in the top face of the rear side of the treatment box, a first screening plate fixedly arranged on the inner wall of the rear side of the treatment box and a second screening plate fixedly arranged on the inner wall of the rear side of the treatment box. The positioning mechanism comprises a rubber protrusion fixedly arranged at the bottom end of the cover plate and a clamping groove formed in the top end of the treatment barrel. The cleaning mechanism comprises a spray head fixedly arranged at the bottom end of the cover plate and a water conveying pipe connected with the peripheral side face of the spray head. The production method comprises the five steps, namely discharging, screening, mixing, discharging and cleaning. The raw materials of the ceramic tile seam beautifying agent are screened efficiently in real time, and maintenance and installation by personnel are easy and labor-saving.
Owner:湖南聚东凤涂料科技有限公司

Service configuration method, device and equipment and storage medium

The embodiment of the invention provides a service configuration method, device and equipment and a storage medium, and the method comprises the steps: setting a validity identifier of each vertical class corresponding to a service according to the information about whether the function of each vertical class corresponding to the service is open or not; wherein under the condition that the function of the vertical class is open, the value of the validity identifier of the vertical class being set to be valid; under the condition that the function of the vertical class is not opened, setting the value of the validity identifier of the vertical class to be invalid; writing the validity identifier of each vertical class corresponding to the service into a configuration file; and generating adeployment packet containing the configuration file. The method and the device can save the maintenance cost.
Owner:BEIJING BAIDU NETCOM SCI & TECH CO LTD

Method, device, medium and equipment for generating model profile grid with holes in real time

The invention relates to a method for generating a model profile grid with holes in real time, and the method comprises the following steps: extracting triangular data in a model, and constructing a BVH acceleration structure; performing model cutting based on the subdivision plane, extracting cross section data, and preprocessing the cross section data; constructing a sparse quadtree by using the processed cross section data; recursively traversing the sparse quadtree, and judging the crossing condition of a quadtree leaf node N and the model by using a BVH acceleration structure; traversing the sparse quadtree, performing profile triangularization according to the intersection condition, and obtaining a triangle vertex set Vs and a triangle serial number set Is; and generating a grid model in the three-dimensional engine based on the triangle vertex set Vs and the triangle sequence number set Is. According to the method, on the basis of accurate triangularization of discrete points by the directed distance field, real-time ground plane subdivision of any model is supported, the grids of the section are automatically generated, and subdivision is more flexible. The invention further relates to a device for generating the model profile grid with the holes in real time, a storage medium and equipment.
Owner:北京优锘科技股份有限公司

A method and device for managing data sets

The invention aims to provide a method and a device for managing a data set. The method comprises the steps of determining an optimal storage device corresponding to a data subset by a management device according to subset identification information corresponding to the data subset when a trigger condition for carrying out sharding processing on the data set is met; updating storage information corresponding to the subset identification information according to storage information, which corresponds to the data subset, in a current storage device and by combining related information of the optimal storage device. Compared with the prior art, the storage information corresponding to the subset identification information is updated through the subset identification information corresponding to the data subset by combining the related information of the optimal storage device, thus segmental multi-stage database sharding on a target data subset can be realized, the problem that regular user data are subjected to in-place expansion can be solved, the uniform distribution of data is ensured, sub databases can be simply maintained, the expandability and the load balancing of the sub databases are realized, the sharding is flexible, and the cost is reduced.
Owner:BEIJING BAIDU NETCOM SCI & TECH CO LTD

Photoelectric detection unit, photoelectric detection assembly and laser range finding device

The invention relates to a photoelectric detection unit, a photoelectric detection assembly and a laser range finder. The photoelectric detection unit comprises a substrate; a photoelectric detectionstructure, formed in the substrate and used for receiving the optical signal and converting the optical signal into an electric signal; a rear-end circuit, formed in the substrate and used for processing the electric signal and outputting the processed electric signal through a data port, and the rear-end circuit and the photoelectric detection structure being distributed side by side in the X-axis direction; and an optical assembly, stacked on the substrate along the Y-axis direction and used for receiving the light incident from one side of the substrate and adjusting the path of the light so as to enable the light to be incident to the photoelectric detection structure. A rear-end circuit and a photoelectric detection structure are integrated on the same substrate, and the optical assembly is used for receiving light incident from the side surface and adjusting a light path to enable the light to be incident to the photoelectric detection structure, so that a bonding process of a circuit can be omitted, a plurality of photoelectric detection units can be assembled to form a linear array or an area array, the problem of difficult wiring is avoided, and the assembled structure canbe flexibly disassembled.
Owner:SHENZHEN ADAPS PHOTONICS TECH CO LTD

Numerical simulation method, device and computer equipment for gravity field based on complex terrain

The present application relates to a method, device, computer equipment and storage medium for numerical simulation of gravity field based on complex terrain. The method includes: constructing a three-dimensional cuboid model containing complex terrain and exploration targets, performing grid division to obtain a plurality of small cuboids, and setting the spatial domain density value of the small cuboids; Gaussian parameters are set to obtain the offset wavenumber. According to the terrain information, the three-dimensional cuboid model is divided into the lower part model and the upper part model, and the frequency domain gravity anomaly field of multiple observation surfaces is superimposed to calculate the two-dimensional Gaussian Fourier transform. The inverse transformation is used to obtain the gravity anomaly field in the space domain of multiple observation surfaces, and the gravity anomaly field in the space domain of the complex terrain undulation surface is obtained through the spline interpolation algorithm. The invention retains the vertical direction in the space domain, has flexible grid division, and is suitable for simulating complex terrain and complex geological bodies. Multiple offset wave numbers are convenient for parallel calculation, and the calculation efficiency of gravity anomaly is improved.
Owner:CENT SOUTH UNIV

Special silk quilt for hospital

The invention discloses a special silk quilt for a hospital. The special silk quilt for the hospital comprises a silk quilt core and a quilt cover, wherein four first piece chain belts are correspondingly arranged on four edges of the upper surface and / or lower surface of the silk quilt core, and first zipper heads are arranged on the chain belts; the quilt cover correspondingly sleeves the outerportion of the silk quilt core; the quilt cover comprises an upper cover face and a lower cover face, wherein four edges of the upper cover face are correspondingly fixed with four third piece chain belts respectively; four edges of the lower cover face are provided with four fourth piece chain belts respectively corresponding to the third piece chain belts of the four edges of the upper cover face; second zipper heads are arranged on the third piece chain belts or the fourth piece chain belts; second piece chain belts are fixedly arranged on the four edges of the inner side of the upper coverface and / or lower cover face respectively and matched with the third piece chain belts and / or the fourth piece chain belts, and the second piece chain belts can be slidably connected or separated through the first zipper heads arranged on the first piece chain belts. The silk quilt has the advantages that the replacement is convenient and flexible, and the problem is solved that the quilt coverneeds to be replaced entirely when being polluted by a patient.
Owner:河池市宜州区壮之都丝绸家纺有限公司

cigarette assisted smoking device

The invention relates to a cigarette auxiliary suction device, comprising a mouth cover, a physical adsorption filter cartridge, a chemical adsorption filter cartridge, a freshener mixing cartridge, a smoke drainage device and an ash hopper, a physical adsorption filter cartridge, a chemical adsorption filter cartridge and a freshener The two ends of the mixing cylinder are respectively provided with flue gas flow holes, and the middle part of the physical adsorption filter cartridge, chemical adsorption filter cartridge and freshener mixing cylinder is provided with a hollow cavity along the axial direction, and the physical adsorption filter cartridge, chemical adsorption filter cartridge and freshener are mixed. The cartridges are combined by magnetic suction in turn and the three sections of the hollow cavity are connected to form a cigarette placement tube. The mouth cover is set at the end of the physical adsorption filter cartridge, the smoke drainage device is set at the end of the freshener mixing barrel, and the ash hopper is set at the cigarette placement tube. Inside the tube, the physical adsorption filter cartridge is filled with physical adsorption material, the chemical adsorption filter cartridge is filled with chemical adsorbent, and the freshener mixing cylinder is filled with freshener. The invention realizes the treatment of exhaled smoke while smoking, reduces the harm of second-hand smoke, and can be flexibly disassembled to facilitate portability and cleaning.
Owner:DONGHUA UNIV
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