37results about How to "To achieve the purpose of decoupling" patented technology

The invention provides a multi-data-source data integrated processing method and device. the method comprises obtaining information of target data items required by current data integrated processing; extracting corresponding data items from corresponding multiple data sources respectively based on the data item and data source mapping relation and according to the information of the target data items to form the target data items; performing corresponding integrated calculation on the target data items according to preset target data item integrated calculation rules. By means of the method and the device, data integrated processing development and maintenance difficulties of the multiple data sources can be reduced, and the multi-data-source data integrated processing efficiency can be improved.

A 3D-MID technology array antenna includes a feed line dielectric substrate, A surface of one side of that dielectric substrate of the feed line is provided with a metal ground, At that other side ofthe dielectric substrate of the feed line, a plurality of isolation regions distribute in an array are formed around the dielectric substrate by the isolation strips, An antenna unit is arranged in the isolation area, the isolation strips of two adjacent antenna elements are composed of magneto-negative metamaterial elements, A magnetonegative metamaterial element consist of two square helical resonators in cascaded connection, A magnetic negative metamaterial unit consisting of two square helical resonators in cascaded connection is placed between two adjacent antenna units to act as an isolation strip, and the isolation degree is improved at the same time of decoupling. The invention achieves the purpose of decoupling by loading a magnetic negative metamaterial unit between the antenna units from the perspective of restraining mutual coupling.

The invention discloses a simulation device for simplified calculation of ship-ice collision in a water medium which comprises a water tank, wherein a lifting support frame is arranged in the water tank; an ice body model is arranged on the support frame; a ship model is arranged in the water tank; a guide rail is arranged on the water tank; a towing device is arranged on the guide rail; the towing device is connected with the ship model through a towing truss, a pressure sensor is arranged at the top end of the ship, and the pressure sensor is sequentially connected with a charge amplifier, amulti-channel signal collector and a computer; the ship collides with the ice body model through the driving of the towing device so as to acquire the collision data through the pressure sensor. On the premise of not using ice material, the device can carry out high-pressure loading with different ice body shapes, ice body masses, impact speeds, impact positions, ship model floating states and impact angles, the real situation of the collision between the ship and the ice can be reflected well, the cost is low, the operation is easy, and the risk is small.

The embodiment of the invention discloses an OLED (Organic light-emitting Diode) display screen Gamma adjustment method and a related device, which are used for reducing the adjustment time of an OLED display screen and improving the efficiency and success rate of Gamma adjustment. The method provided by the embodiment of the invention comprises the steps of obtaining proportional integral; obtaining a gray-scale picture set of the OLED display screen, and selecting a gray-scale picture from the gray-scale picture set; collecting a brightness and chrominance target coordinate and a brightness and chrominance actual measurement coordinate of the gray scale picture; respectively converting the brightness and chrominance target coordinates and the brightness and chrominance actual measurement coordinates into a red, green and blue brightness target value and a red, green and blue brightness actual measurement value under a three-primary-color coordinate system; calculating an error value according to the red-green-blue brightness target value and the red-green-blue brightness measured value; judging whether the error value is smaller than a preset threshold value; if not, updating the parameters in the register corresponding to the gray scale picture according to the proportional integral, and performing judgment again; and if yes, re-selecting one gray-scale picture from the gray-scale picture set for adjustment until all the gray-scale pictures in the gray-scale picture set are adjusted.

The invention belongs to the optical fiber sensor measurement field and discloses the packaging method of a fiber Bragg grating strain sensor. The method comprises the following steps of 1) carrying out mechanical simulation analysis on the grating fiber strain sensor before the grating fiber strain sensor is packaged; 2) packaging the grating fiber strain sensor; and 3) calibrating the grating fiber strain sensor. An environment temperature can be accurately measured, the strain sensor is calibrated in a laboratory environment and sensor tensile compression performance is tested. A substrate-type packaging method is adopted to effectively transmit strain and strain measurement is realized.

The invention relates to a business operation flow control method, terminal equipment and a storage medium, and the method comprises the steps: building message middleware through employing a Kafka and Zookeeper cluster, and connecting each business system with a producer interface and a consumer interface of the message middleware; defining and recording an event for each business operation generated by each business system; recording corresponding consumer interfaces and message formats at the same time; when the business system generates a service operation, sending the business operation to the message middleware through a producer interface of the message middleware; and enabling the message middleware to verify the received message, read the consumer interface corresponding to the event corresponding to the message when the verification succeeds, convert the message according to the message format corresponding to the consumer interface, and send the converted message to the corresponding business system through the read consumer interface. Based on the modular design concept, the event-driven architecture is adopted, cooperation between modules is completed by means of communication of event messages, and the purpose of module decoupling is achieved.

The embodiment of the invention discloses a construction method, calling method and device for a business module based on micro-service components, and a cloud platform. The construction method includes the steps: obtaining representation information of at least two micro-service components, and an order relation between at least two micro-service components; respectively displaying a first parameter class set and a second parameter class set; respectively determining a first parameter class and a second parameter class which are selected by a user, wherein the first parameter class is a parameter class in the first parameter class set, and the second parameter class is a parameter class in the second parameter class set; establishing the mapping relation between the first parameter classand the second parameter; generating the business module which comprises the representation information, order relation and mapping relation of at least two micro-service components. The constructionmethod can simplify the construction operation, shorten the development cycle, and reduce the development cost, so that the business personnel who do not have the coding capability can also complete the work of constructing the business module.

The invention discloses a multiphase composite decoupling material and a preparation method of the multiphase composite decoupling material. The multiphase composite decoupling material comprises a flexible material and an additive added to the flexible material, wherein the flexible material is in a liquid state before being cured and has low Young modulus after being cured; the additive is selected from two or more of following materials: heavy particles, light particles, hollow glass beads and heavy slices; the density of the heavy particles is more than 10<4>kg / m<3>; the density of the light particles is 10<3>-10<4>kg / m<3>; and the heavy slices are obtained by compounding more than 80% of heavy particles and the flexible material. According to the invention, the three-phase or multiphase composite material is obtained by adding the hollow glass beads, the light particles and the heavy particles to the flexible material, and three methods of adsorption, scattering and attenuation and impedance mismatching are fully utilized to achieve decoupling aim.

The invention discloses a self-unhooking lifting hook. The self-unhooking lifting hook comprises a left lifting hook, a right lifting hook, a lifting lug and a frame; the frame is made of channel steel downwards opened; open holes are formed in the bottom surface and the side surface of the channel steel; the lifting lug comprises a ring, a lifting lug handle and a dome nut; the lifting lug handleis arranged in a hole on the bottom surface of the frame; a spring is arranged on the inner side of channel steel of the lifting lug handle; the dome nut is arranged at the lower part of the spring;inclined surfaces are arranged at the upper parts of the left lifting hook and the right lifting hook; the left lifting hook and the right lifting hook are similar in structure and opposite in direction, and are hinged on the inner side of the channel steel by pin shafts; and pin holes of the left lifting hook and the right lifting hook are formed in the sides, far from hook bodies, of the gravitycenters of the left lifting hook and the right lifting hook. The hook pair is used for solving the unhooking problem in the lifting process, so that the lifting process of the device is more convenient to operate, the use is safe, and meanwhile, the lifting weight is greatly increased.

The invention discloses a safety check data sharing method for the intra-day power generation plans of multiple scheduling enters in a power grid. A three-layer topological structure, multiple scheduling data exchange modes and various plan core data storage access modes, which are transferred and shared in a distributed environment, are determined. Each scheduling enter respectively performs thedata source preparation and gets in communication with a proxy server of the scheduling center, so that above data can be pushed to the proxy server. Other scheduling centers are all the user terminals of the data sources of the above scheduling center. The data of a main proxy server and the data of a standby proxy server can be positioned and utilized by the user terminals of a wide area network. The scheduling center acquires various plan data required for the intra-day plans of all scheduling centers, and starts the safety check and analysis calculation according to a calculation period. According to the method, the flexibility, the reliability and the instantaneity of the wide-area sharing of the safety check data of the intra-day power generation plans of multiple scheduling enters can be improved. Therefore, the method provides a foundation support for multi-stage coordination operation of the intra-day dispatching operation link of the power grid. The compiling efficiency of multi-stage coordination type intra-day power generation plans is improved.

The invention relates to a parallelized SQL automatic generation method, which comprises the following steps of: obtaining a relationship tree of associated information among tables according to morethan one data table, carrying out breadth-first traversal, and pre-analyzing structural information of each layer of tree structure in the relationship tree of the tables, wherein each input data source table corresponds to one virtual table; aiming at the structure information corresponding to each virtual table, generating an association index table capable of expressing an association relationship between every two single tables; establishing indexes for the association relationship fields on all the association index tables; broadcasting the association index table to different types of data warehouses to realize transmission of constraints and association relationships among single tables in different libraries, and the virtual table corresponding to each of the other sub-tables can be directly associated with the virtual table corresponding to the main table through the association index table. By decoupling the dependency relationship between the tables, the execution efficiencyis effectively improved, the self limitation of the data warehouse is broken through, and the method has the characteristics of simplicity and easiness in use while being compatible with mainstream type data warehouses.

The embodiment of the invention provides an embedded operating system-oriented peripheral drive processing method, a virtual machine and a system, belongs to the technical field of embedded operating systems, and solves the problems that in the prior art, the coupling among various peripheral device drives is relatively high, and when a drive program goes wrong, the operating system is easy to crash. The method comprises the following steps: acquiring to-be-processed information, wherein the to-be-processed information comprises an identifier of an information subscriber; and sending the to-be-processed information to a corresponding information subscriber according to the identifier. The embodiment of the invention is suitable for the peripheral drive processing process in the embedded operating system.

The invention presents a maritime release hook which comprises a body, a left hanging wall, a right hanging wall, a sliding block, a spring, hydraulic wheels, a traction rope and a bow shackle. The upper end of the body is fixedly connected with the bow shackle through a pin shaft, and the lower portion of the body is connected with the left hanging wall and the right hanging wall through pin shafts. The two hanging walls are both provided with hook-like structures and pin shaft holes, and the hook-like structures and the pin shaft holes are matched mutually to form a hook structure capable ofbeing closed and opened. The upper portion of the sliding block is provided with two clamping grooves with lower turnup edges. The lower edges of the clamping grooves are provided with bevels. A sliding block body is located between supporting rod structures. The supporting rod structures are attached to the bevels, and the top ends of the supporting rod structures are located in the clamping grooves. The traction rope extends into the body, and is transited through the hydraulic wheels and then connected to the upper end face of the sliding block along the axis of the spring. The traction rope pulls the sliding block to compress the spring in the axial direction of the spring, the supporting rod structures are opened by the bevels of the lower edges of the clamping grooves of the slidingblock, and the closed hook structure is opened. According to the maritime release hook, the problem that during maritime product craning-deploying, operators need to enter water to release the hook is solved.

The invention relates to the technical field of computers, in particular to a unified authentication and authorization method based on an OAuth2 protocol. The method comprises the following steps that: an OAuth2.0 protocol is integrated based on a Spring secure open source framework, and an authorization server is generated; extended authorization models are created in the authorization server, and corresponding resource access permission marks are created; then extended access filters corresponding to the extended authorization models are created; a model based on role access control is created in the authorization server; when a user accesses system resources, the authorization server filters through the extended access filters to obtain corresponding extended authorization models, and performs authorization authentication according to the corresponding extended authorization models; if the corresponding extended authorization models are not obtained through filtering, authorization authentication is carried out through the model based on role access control; and after the user passes authorization authentication, the authorization server allows the user to access the corresponding system resources. According to the authentication and authorization method, unified authentication and authorization can be provided for an internal user, an external user and a third-party application of the system.

The invention discloses a reconfigurable microcomputer protection development platform based on an FPGA. The development platform is characterized by comprising an FPGA chip supporting a Microblaze soft core, an internal storage, an external storage, a parallel interface FRAM, a cache, an AD converter, a hardware frequency measurement circuit, a watchdog circuit, a level shifter, a real-time clock, an external communication interface, an internal communication interface and an Ethernet interface, wherein the external storage, the parallel interface FRAM, the cache, the AD converter, the hardware frequency measurement circuit, the watchdog circuit, the level shifter, the real-time clock, the external communication interface, the internal communication interface and the Ethernet interface are respectively connected with the FPGA chip through AXI buses; logical decoding and protection calculation are fused together, and work efficiency is improved greatly. Logic control is encapsulated to an independent IP core according to a functional unit, the IP core is provided with a simple command interface, accordingly, complex procedures are simplified, complicated operations on an external device can be completed through an application software program only via command words, and programming is simplified. The functional unit having high requirements for the speed and real-time performance is achieved through hardware description languages, the characteristics of parallel computation and access according to positions of the FPGA are fully utilized, and the requirement for protecting the speed and real-time performance of the platform is achieved.

The invention discloses an event control system and method. The system comprises at least one event release module coupled to an event pool module and used for releasing an event to the event pool module, at least one event monitoring module coupled to the event pool module and used for subscribing the event from the event pool module, and the event pool module used for receiving and sending the event released by the at least one event release module to the at least one monitoring module subscribing the event. The technical problem of module inter-coupling in related technologies is solved.

The invention provides a page generation method and a related system, and aims to solve the problem of low dynamic page loading speed. The page generation method comprises the following steps: selecting a block included in a page to be generated from a plurality of blocks of a page template according to a generation demand of the page to be generated, wherein the page template is bound with a vueobject, and each block of the page template is bound with a unique variable of the vue object; configuring page information for each block obtained through selection; and generating page data of the page to be generated in the vue object according to the selected block and the configured page information.

The method is suitable for the technical field of 5G antenna interference prevention. The invention discloses a discrete 5G antenna isolation system, which comprises a step decoupling structure arranged between antennas, wherein the step decoupling structure comprises at least one upper micro-strip etched on the upper surface of a dielectric plate between the two antennas and at least one lower micro-strip etched on the lower surface of the dielectric plate between the two antennas, the upper micro-strip is electrically connected with the adjacent lower micro-strip through a metal via hole, and the upper micro-strip and the lower micro-strip which are connected through the same metal via hole are distributed in a staggered manner. The upper micro-strips and the lower micro-strips between the adjacent metal via holes are distributed in an up-and-down staggered manner, so that the current flowing path can be longer at the resonant frequency, the equivalent inductance is larger, the propagation path of a coupling field (or coupling current) between antennas can be blocked, and the decoupling effect between antenna arrays is realized. Simulation results show that good resonance stability can be ensured in different polarization modes, and the electrical size is reduced to 1 / 4 compared with the traditional electrical size.

An embodiment of the present invention provides a face modeling method, comprising: obtaining a data source queue through a portrait data distribution module, and forwarding the portrait data in the data source queue to a face modeling queue; The modeling module performs face modeling on the portrait data in the face modeling queue to obtain a modeling result; and reports the storage progress after modeling in real time through the real-time statistics module. The embodiment of the present invention abstracts the warehousing process of face modeling in stages, and performs message communication between stages to achieve the purpose of decoupling. During project implementation, each stage can be reused directly, or slightly modified on top of each stage to meet project requirements. Therefore, this method is universal, can be applied to different projects, avoids modeling for different projects separately, and can reduce labor costs and expenses.

The invention discloses a correction method for improving high-temperature strain measurement precision. The correction method comprises the following steps: carrying out calibration experiments on sensitivity coefficient, heat output, null drift and creep parameters of a high-temperature strain sensor; aiming at the sensitivity coefficient and the heat output, fitting calibration results at different temperatures to obtain a curve expression of the sensitivity coefficient and a curve expression of the heat output at different temperatures; aiming at the null drift and the creep, respectively selecting calibration results of a preset duration as calibration data at corresponding temperatures, and then respectively fitting the calibration results at different temperatures to obtain a curve expression of the null drift and a curve expression of the creep at different temperatures; based on this, establishing a comprehensive correction model; and correcting the measurement result of the high-temperature strain measurement experiment by using the comprehensive correction model. Through the correction of various compensation models, the influence caused by most temperature can be eliminated.

The embodiments of the invention provide a face modeling method. The method comprises the following steps: obtaining a data source sequence through a portrait data distribution module, and forwarding portrait data in the data source sequence to a face modeling queue; obtaining a modeling result by performing face modeling on the portrait data in the face modeling queue through a face modeling module; and reporting warehousing progress after modeling in real time through a real-time statistical module. According to the embodiments of the invention, the warehousing flow of the face modeling is abstracted stage by stage, the stages perform message communication, and the purpose of decoupling is realized. When a project is implemented, each stage can be directly reused, or slight modifications are made based on each stage, and thus the demand of the project can be satisfied. Therefore, the method is of versatility, can be applied to different projects, prevents respective modeling for the different projects, can reduce the labor cost and decreases the expenditure.

The invention presents a maritime release hook which comprises a body, a left hanging wall, a right hanging wall, a sliding block, a spring, hydraulic wheels, a traction rope and a bow shackle. The upper end of the body is fixedly connected with the bow shackle through a pin shaft, and the lower portion of the body is connected with the left hanging wall and the right hanging wall through pin shafts. The two hanging walls are both provided with hook-like structures and pin shaft holes, and the hook-like structures and the pin shaft holes are matched mutually to form a hook structure capable ofbeing closed and opened. The upper portion of the sliding block is provided with two clamping grooves with lower turnup edges. The lower edges of the clamping grooves are provided with bevels. A sliding block body is located between supporting rod structures. The supporting rod structures are attached to the bevels, and the top ends of the supporting rod structures are located in the clamping grooves. The traction rope extends into the body, and is transited through the hydraulic wheels and then connected to the upper end face of the sliding block along the axis of the spring. The traction rope pulls the sliding block to compress the spring in the axial direction of the spring, the supporting rod structures are opened by the bevels of the lower edges of the clamping grooves of the slidingblock, and the closed hook structure is opened. According to the maritime release hook, the problem that during maritime product craning-deploying, operators need to enter water to release the hook is solved.

The embodiment of the invention provides a method in network function virtualization and a VNF device with full storage of a local state and a remote state. The method comprises the following steps that: a state of a virtualized network function is generated; and the states are stored in a local memory and a remote data storage library respectively, the states in the local memory are used for accessing and reading the virtualized network function VNF, and the states in the remote data storage library are used for confirming the states. According to the invention, the fault recovery capability and the capacity shrinkage and expansion capability of the VNF can be improved, the time delay is ensured not to be influenced, and the state synchronization is realized.

The invention discloses a multiphase composite decoupling material and a preparation method of the multiphase composite decoupling material. The multiphase composite decoupling material comprises a flexible material and an additive added to the flexible material, wherein the flexible material is in a liquid state before being cured and has low Young modulus after being cured; the additive is selected from two or more of following materials: heavy particles, light particles, hollow glass beads and heavy slices; the density of the heavy particles is more than 10<4>kg / m<3>; the density of the light particles is 10<3>-10<4>kg / m<3>; and the heavy slices are obtained by compounding more than 80% of heavy particles and the flexible material. According to the invention, the three-phase or multiphase composite material is obtained by adding the hollow glass beads, the light particles and the heavy particles to the flexible material, and three methods of adsorption, scattering and attenuation and impedance mismatching are fully utilized to achieve decoupling aim.

The invention discloses an X-Y-theta micro-positioning platform based on a laser ruler movable shaft detection method. The X-Y-theta micro-positioning platform comprises a base body. The base body isof a cube structure. Two transverse combined parallel leaf spring mechanisms which are symmetrically arranged are arranged inside the base body in the direction of facing each side face of the four side faces. A voice coil motor is connected with the symmetry center of the two transverse combined parallel leaf spring mechanisms on each side face, a rotor of each voice coil motor is connected withthe symmetry center of the two corresponding transverse combined parallel leaf spring mechanisms, and a stator of each voice coil motor is fixedly arranged on a pedestal. The angle between the axes ofevery two adjacent voice coil motors is 90 degrees. Four longitudinal combined parallel leaf spring mechanisms are further arranged inside the base body, and each longitudinal combined parallel leafspring mechanism corresponds to the corresponding pair of transverse combined parallel leaf spring mechanisms and is connected with the corresponding transverse combined parallel leaf spring mechanisms. The junction of the four longitudinal combined parallel leaf spring mechanisms is a platform movement center, and a platform movement portion is installed on the top of the platform movement centerthrough a connecting piece. A displacement detection device is further arranged on the platform movement portion.

The invention relates to a multi-node system collaborative operation synchronization method and system. The method calculates the average time error of the main control node to all operation nodes in the system and the degree of dispersion of the corresponding time error; and according to the average time of all operation nodes Error and the degree of dispersion of the corresponding time error to calculate the overall time error of the system; the master control node issues tasks in advance according to the overall time error. The system uses a combination of centralized and distributed to solve the multi-node system synchronization in the prior art It improves the time synchronization of the multi-node system, enhances the synchronous cooperation ability of multi-nodes, and improves the adaptability of the system environment.

The invention discloses an X-Y-theta micro-positioning platform based on a laser ruler movable shaft detection method. The X-Y-theta micro-positioning platform comprises a base body. The base body isof a cube structure. Two transverse combined parallel leaf spring mechanisms which are symmetrically arranged are arranged inside the base body in the direction of facing each side face of the four side faces. A voice coil motor is connected with the symmetry center of the two transverse combined parallel leaf spring mechanisms on each side face, a rotor of each voice coil motor is connected withthe symmetry center of the two corresponding transverse combined parallel leaf spring mechanisms, and a stator of each voice coil motor is fixedly arranged on a pedestal. The angle between the axes ofevery two adjacent voice coil motors is 90 degrees. Four longitudinal combined parallel leaf spring mechanisms are further arranged inside the base body, and each longitudinal combined parallel leafspring mechanism corresponds to the corresponding pair of transverse combined parallel leaf spring mechanisms and is connected with the corresponding transverse combined parallel leaf spring mechanisms. The junction of the four longitudinal combined parallel leaf spring mechanisms is a platform movement center, and a platform movement portion is installed on the top of the platform movement centerthrough a connecting piece. A displacement detection device is further arranged on the platform movement portion.

The invention discloses a simulation device for simplified calculation of ship-ice collision in a water medium which comprises a water tank, wherein a lifting support frame is arranged in the water tank; an ice body model is arranged on the support frame; a ship model is arranged in the water tank; a guide rail is arranged on the water tank; a towing device is arranged on the guide rail; the towing device is connected with the ship model through a towing truss, a pressure sensor is arranged at the top end of the ship, and the pressure sensor is sequentially connected with a charge amplifier, amulti-channel signal collector and a computer; the ship collides with the ice body model through the driving of the towing device so as to acquire the collision data through the pressure sensor. On the premise of not using ice material, the device can carry out high-pressure loading with different ice body shapes, ice body masses, impact speeds, impact positions, ship model floating states and impact angles, the real situation of the collision between the ship and the ice can be reflected well, the cost is low, the operation is easy, and the risk is small.