223results about How to "Realize transmission" patented technology

The invention discloses a wireless communication network data secure transmission method and system, and relates to the technical field of secure transmission. During system operation, agricultural monitoring data are collected in real time through various sensor devices arranged in an agricultural environment, encryption processing is performed by using a symmetric encryption algorithm, and a dynamic key length adjustment mechanism is supported; a random number generator is integrated, unified management is performed on key generation, distribution, updating and destruction in a system, a timestamp or a random serial number is embedded into each data packet, the uniqueness of the timestamp or the serial number is verified at a receiving end, so that replay attacks are resisted, and the data are comprehensively analyzed and evaluated according to a set algorithm, so that the replay attack is prevented. The method comprises the following steps: acquiring a security data transmission performance index SDTP through calculation, generating a monitoring report, detecting abnormal conditions in a data transmission process, including channel quality reduction, data loss or verification failure, and providing a visual monitoring result.

The invention discloses an Internet of Things authentication method and system, and relates to the technical field of Internet of Things. The system comprises a quantum machine learning behavior analysis module, a multi-factor authentication module, a block chain and intelligent contract module, an edge computing authentication processing module, a self-adaptive authentication strategy and risk assessment module, a privacy protection and data desensitization module and a cross-platform interoperation module. According to the invention, the security, efficiency and flexibility of the Internet of Things authentication system are significantly improved, so that the system can efficiently identify abnormal behaviors of equipment, effectively prevent potential security threats, significantly reduce authentication delay, and improve the response speed and user experience of the system. Therefore, the problems existing in the aspects of safety, authentication efficiency and expandability of a traditional authentication method are solved, and a safer, more efficient and more extensible authentication mechanism is provided for the Internet of Things equipment.

The invention provides a link tracking method and system for a service cluster based on log burying points, and belongs to the technical field of distributed monitoring. According to the method, a link tracking ID is generated through a snowflake algorithm at a starting point of service calling, and service IDs are distributed to micro-service nodes participating in service calling; setting log burying points at the entrance, the exit and the key logic processing points of each service according to preset burying point logic; asynchronously recording link tracking information contained in the service node through the log burying point, and uploading the information to a storage system for storage; according to the link tracking ID and the service ID in the link tracking information, the link tracking information is connected in series, a complete calling link called by the service is restored, and meanwhile a service calling topological graph is generated. According to the method, real link information can be quickly and accurately tracked, and quick retrieval and analysis of a large amount of real-time link data can be supported.

The invention provides a double-sided patterning method for a hemispherical resonance plate electrode and a plate electrode, and the method comprises the steps: clamping the side surface of an electrode body by adopting an annular clamp with grids, placing the electrode body in a film plating machine, and plating metal films on the front and back surfaces of the electrode body, meanwhile, the side face of the electrode body is plated with a grid metal strip film by adjusting the magnetron sputtering angle and the grid-shaped clamp; the metal films on the front and back surfaces of the electrode body are communicated through the grid metal strip films on the side surfaces; spraying glue on the surface of the coated electrode; the electrode is placed on a suction cup of a photoetching machine, the T-shaped mark on the suction cup is aligned with the grid metal strip on the side face of the electrode, and first alignment is completed; pushing the suction cup into the photoetching machine, and aligning the T-shaped mark on the mask with the T-shaped mark on the suction cup to complete secondary alignment; and developing and corroding to finish the double-sided patterning for the hemispherical resonance plate electrode. According to the technical scheme, an original porous electrode scheme needing a pin cap lead can be simplified.

The invention relates to a hollow-core optical fiber guide type cold atom inertia measurement system and a use method, and belongs to the technical field of cold atom interference measurement inertia. The hollow-core optical fiber guide type cold atom inertia measurement system comprises a vacuum cavity assembly, a laser coupling module I, a laser coupling module II, a cold atom group preparation module and a gravitational acceleration measurement module, according to the invention, a uniform light potential well is constructed by using the hollow-core optical fiber with low loss, high bandwidth and large core diameter, long-distance constraint and guidance are carried out on the cold atom ensemble, and a guide light field applies an optical fiber radial constraint force to the atom ensemble, so that the degree of freedom of motion of the atom ensemble in a non-measurement direction can be inhibited; gravity measurement in a dynamic environment and gravity component measurement in any vector direction are achieved, meanwhile, the size and power consumption of the system are reduced, and integration and engineering of the system are achieved.

The invention discloses a modularized intelligent low-voltage measurement and control device, and relates to the technical field of modularized intelligent low-voltage measurement and control devices, the modularized intelligent low-voltage measurement and control device comprises a measurement and control mechanism, the measurement and control mechanism comprises two connecting blocks and two hand twisting rods, the top of each connecting block and the bottom of each connecting block are provided with plate grooves, and the plate grooves are connected with the hand twisting rods. A perforated plate is arranged in each plate groove, hand screwing bolts penetrate through the surfaces of the two connecting blocks in a threaded mode, torsion springs are arranged on the outer surfaces of the two hand screwing rods, and clamping holes are formed between the inner walls of the rectangular holes and the inner walls of the rectangular grooves; according to the modularized intelligent low-voltage measurement and control device, through the arrangement of the auxiliary mechanism, the measurement and control device can have multiple installation modes, then the use places of the modularized intelligent low-voltage measurement and control device can be increased, and then the use efficiency of the modularized intelligent low-voltage measurement and control device can be improved.

The invention relates to an image acquisition system, a control method and a storage medium. The system includes: a DVP device configured to generate DVP image data, a pixel clock signal, a row reference signal, and a frame synchronization signal; a data channel selector configured to switch between the DVP image data and the external memory controller data; an external storage device configured to store the DVP image data; and the micro-control unit is configured to control the DVP equipment, the data channel selector and the external storage equipment, and the micro-control unit counts the number of line synchronization signals of an image output by the DVP equipment. According to the image acquisition system provided by the invention, interface limitation is solved, a part of MCUs which are not provided with DVP interfaces but are provided with EXMC interfaces can execute DVP image acquisition tasks, the use scenes of the MCUs are expanded, and the development threshold of image acquisition and processing is reduced.

The embodiment of the utility model relates to the technical field of electronic devices, provides a waveguide antenna, a waveguide antenna assembly, a radio frequency device, a radar and electronic equipment, and can realize signal transmission between the waveguide antenna and a chip without arranging an additional conversion structure, thereby greatly reducing the structural complexity and the production cost. The waveguide antenna comprises a plurality of waveguide interfaces arranged in an array, and the adjacent waveguide interfaces are orthogonally arranged; the waveguide interface comprises a single ridge-shaped waveguide port, and the single ridge-shaped waveguide port is used for transmitting radio frequency signals radiated and / or received by the waveguide antenna.

The invention discloses a marine ecological environment automatic monitoring data transmission method and a marine ecological environment automatic monitoring data transmission system, and relates to the technical field of marine ecological environment monitoring, and the marine ecological environment automatic monitoring data transmission method comprises the following steps: S1, receiving a transmission request, and constructing a transmission strategy according to the transmission request; s2, receiving automatic monitoring data according to a data uploading strategy in the transmission strategy; and S3, processing the automatic monitoring data according to a data transceiving strategy in the transmission strategy to obtain transmission data, and transmitting the transmission data. According to the method and the device, the transmission strategy can be quickly constructed, the automatic monitoring data of different monitoring items and / or different types of equipment can be ensured to meet respective transmission requirements, and resource waste caused by repeated compilation can be reduced.

The invention relates to the technical field of data transmission, and provides a device for realizing fgOTN transmission and intersection, which comprises a first branch unit, a switch unit and at least one second branch unit, and is characterized in that the first branch unit is connected with the switch unit, and the switch unit is respectively connected with each second branch unit; the first branch unit is used for receiving customer service data and packaging the customer service data in an fgOTN frame format to obtain an Ethernet packet corresponding to the customer service data; the switch unit is used for receiving the Ethernet packet transmitted by the first branch unit, and determining a target transmission port required for transmitting the Ethernet packet to each second branch unit based on a static MAC table and a media access control MAC address of each second branch unit; and forwarding the Ethernet packet to each second branch unit in a cross manner through the target transmission port. According to the invention, fgOTN cross transmission is directly realized by using the existing switch, the characteristics of the existing switching network are compatible, and the cost of fgOTN cross equipment is reduced.

The utility model relates to a double-blade driving mechanism of slitting equipment. The double-blade driving mechanism comprises a rotary driving mechanism, a telescopic driving mechanism and an output end, the rotation driving mechanism drives the output end to rotate, and the telescopic driving mechanism drives the output end to stretch out and draw back. The output end comprises a connector female head; a connector male head corresponding to the connector female head is arranged at one end of the circular knife / straight knife, and power transmission is achieved when the connector female head makes contact with the connector male head. According to the double-cutter driving mechanism of the slitting equipment, the rotation driving mechanism and the telescopic driving mechanism are combined, transmission and separation of power are achieved, a foundation is provided for replacement of a circular cutter and a straight cutter, and final power output is achieved in cooperation with the connector male head arranged on the cutter and the connector female head arranged on the driving mechanism. The double-cutter driving mechanism has the advantages of being compatible with a circular cutter and a straight cutter at the same time, and the workload during cutter replacement is reduced.

The invention discloses a CAN optical fiber conversion device and system, and relates to the technical field of communication equipment, and the CAN optical fiber conversion device comprises a CAN receiving and transmitting module, a programmable logic control module, a first optical fiber receiving and transmitting module and a second optical fiber receiving and transmitting module, the CAN transceiver module receives data of the programmable logic control module, converts the data into electric signals, sends the electric signals out through a CAN bus, receives data on the CAN bus and transmits the data to the programmable logic control module; the first optical fiber transceiver module or the second optical fiber transceiver module receives data of the programmable logic control module, converts the data into optical signals, sends the optical signals out through an optical fiber, receives data on the optical fiber and transmits the data to the programmable logic control module; the programmable logic control module receives data of any two of the CAN transceiver module, the first optical fiber transceiver module and the second optical fiber transceiver module, and transmits the received data to the third transceiver module after preset logic operation. The conversion between the CAN and the optical fiber has no time delay, and the cost is low.

The invention belongs to the related technical field of hydraulic robot body structures, and discloses a humanoid robot trunk structure and a hydraulic humanoid robot, the trunk structure forms a closed oil way system, and a flow channel of the closed oil way system is embedded in the trunk structure; the trunk structure comprises a bottom plate, an arm supporting column, an oil inlet valve block, a motor pump, an oil outlet valve block and a hydraulic cylinder, the arm supporting column is arranged on the bottom plate, the oil inlet valve block and the oil outlet valve block are connected with the two opposite ends of the motor pump respectively, and the motor pump is arranged on the bottom plate; the hydraulic cylinder is arranged on the arm supporting column; the bottom plate, the arm supporting column, the oil inlet valve block, the oil outlet valve block and the hydraulic cylinder are all constituent parts of the closed type oil way system. According to the invention, the integration level is improved.

This utility model discloses a raw material storage tank that facilitates pipeline integration, relating to the field of pipeline integration technology. It includes an installation plate; a tank body is fixedly installed on the installation plate; a side frame is fixedly installed on the side wall of the tank body; the side frame is fixedly installed to a support frame at the bottom of the installation plate; an installation pipe is fixedly installed on the side wall of the tank body via an installation seat; one end of the installation pipe is fixedly installed to an integrated pipe; a first material pipe and a second material pipe are integrally formed on the integrated pipe; a detachable connector is fitted to one end of the integrated pipe; the detachable connector includes an installation shell; one end of the installation shell is fixedly installed to the integrated pipe via bolts; in use, the installation pipe is fixedly installed to the material inlet on the side wall of the tank body, and one end of the installation pipe, the first material pipe, and the second material pipe are all connected to the integrated pipe, thus effectively realizing the transfer of materials through the first and second material pipes.

The invention discloses a real-time video playing method in a QT environment. The method comprises the following steps: S1, creating a compiling environment; s2, formulating a transmission service rule; s3, an ffmpeg pull stream and a decoding resource are initialized; s4, creating a pull stream main thread; s5, decoding the data packet object obtained by stream pulling; s6, carrying out format conversion on the decoded image frame; s7, obtaining the image frame after format conversion and displaying the image frame in real time; and S8, releasing decoding channel resources. The soft decoding method is adopted, the decoding time is effectively shortened, the RTSP video transmission protocol is adopted to obtain the video stream, the playing delay is effectively shortened, and the video playing fluency is guaranteed.

The invention belongs to the technical field of brain-computer interfaces, and particularly relates to a preparation method of a brain-computer interface structure and the brain-computer interface structure. The preparation method of the brain-computer interface structure comprises the following steps: preparing a first probe, processing the first probe on a first substrate layer, and arranging a first electrode on the first probe; a conductive column is prepared, an intermediate layer is deposited on the first substrate layer, a second substrate layer is deposited on the intermediate layer, the conductive column is processed in the intermediate layer, and one end of the conductive column extends to the first substrate layer and is connected with a first electrode; a second probe is prepared, the second probe is prepared on the second substrate layer, a second electrode is arranged on the second probe, and the second electrode is connected with the other end of the conductive column; and removing the middle layer surrounding the conductive columns to release and prepare the brain-computer interface structure. The brain-computer interface structure prepared by the invention can realize transmission of multi-layer signals, and the spatial resolution, signal acquisition efficiency and transmission capability of neural signals are effectively improved.

The utility model provides a kind of monitoring system of photolithography machine internal environment, comprising: photolithography machine;Air circulation air outlet located in the photolithography machine inside;Particle detection device located at the air circulation air outlet, for real-time monitoring the particle contaminant inside the photolithography machine and generating detection data;Data sending module is electrically connected with the particle detection device, for accepting the detection data and real-time transmission to external monitoring equipment;Real-time monitoring and data real-time transmission to photolithography machine internal environment particle contaminant are realized.This enables operator to promptly understand photolithography machine internal air quality condition, provides strong guarantee for the stable performance of photolithography process, improves the automation level and operating efficiency of entire photolithography machine.

The utility model discloses a knife gate valve which comprises a valve body, a gate plate and an air cylinder for driving the gate plate to translate in the valve body. The valve body comprises a supporting plate and a cover plate, the supporting plate is detachably connected with the cover plate, the supporting plate and the cover plate are both provided with material channels which correspond to each other, and the two ends of the two material channels protrude out of the inner side face and the outer side face of the supporting plate and the cover plate body respectively; the flashboard is located in a cavity formed by the supporting plate and the cover plate, through holes corresponding to the material channels are formed in the flashboard, self-lubricating sealing plates and elastic plates are sequentially arranged on the two sides of the two adjacent material channels of the flashboard, and the peripheries of ports, located at the ends in the cavity, of the adjacent material channels are sleeved with the self-lubricating sealing plates and the elastic plates. The self-lubricating sealing plate is tightly attached to the adjacent face of the gate plate under the elastic action of the elastic plate. The piston end of the supporting plate of the air cylinder extends into the cavity and is connected with the flashboard through a quick-release assembly. The utility model can be self-cleaned, and can avoid the problem that the materials are easy to deteriorate after being stacked for a long time.

The utility model relates to a remote carbon emission monitoring device, which belongs to the field of remote monitoring, and comprises a mobile base, a storage box, a placement seat, a carbon emission monitor, a lifting mechanism and a turnover mechanism, and the top of the mobile base is fixedly provided with the storage box and the placement seat; a storage groove used for storing the carbon emission monitor is formed in the front side face of the storage box in the vertical direction, and a cleaning sponge is arranged in the storage groove; the lifting mechanism comprises a spiral lead screw, a guide rod, a driving motor and a sliding block. The overturning mechanism comprises an overturning frame, an overturning shaft, a monitor fixing plate, an overturning gear and an overturning guide rail, an elastic clamping base is fixedly installed on the front side of the overturning frame, a clamping block is fixed to the overturning shaft, and a rack section meshed with the gear is arranged below the overturning guide rail; and the carbon emission monitor is fixedly mounted below the monitor fixing plate. The remote carbon emission monitoring device solves the problems that an existing remote carbon emission monitoring device is insufficient in mobility and flexibility, limited in monitoring range and inconvenient to store and clean.

This invention provides an optoelectronic co-packaging structure and its packaging method. Utilizing the excellent optical transparency, thermal stability, and electrical insulation of a glass substrate, it combines through-hole electrical interconnects for electrical signal transmission and through-hole optical interconnects for optical signal transmission. Furthermore, it integrates optical components through dual-surface grooves, solving the problems of low optical interconnect efficiency, poor heat dissipation, and limited integration in traditional optoelectronic co-packaging. This significantly improves the optical interconnect efficiency, heat dissipation performance, and integration of the optoelectronic co-packaging structure. The invention also uses grooves to limit the electrical components, achieving precise alignment and transmission of optical signals and reducing optical coupling loss. Simultaneously, the overlapping of the orthographic projections of the two grooves causes partial vertical overlap of the two optical components, optimizing the optical path and thus greatly enhancing signal fidelity.

The present invention relates to the technical field of optical fiber connectors, and in particular to a locking mechanism for an optical fiber active connector, comprising a left locking end and a right locking end, wherein the right end of the left locking end is evenly provided with a plurality of locking openings, and the left end of the right locking end is evenly provided with a plurality of built-in openings, wherein a plug plate is slidably connected to the interior of each of the built-in openings, a clamping block is fixedly connected to the left end of each of the plug plates, a pressing rod penetrating the right locking end is fixedly connected to each of the plug plates, a pressing spring is sleeved on each of the pressing rods, a positioning circular plate is fixedly connected to the interior of the left locking end and the right locking end, and a fixed circular plate is installed on the outer side of each of the positioning circular plates. The present invention prevents the separation and falling off between the left locking end and the right locking end through the cooperation between the clamping block and the locking opening, and the cooperation between the locking plate and the plug rod, thereby improving the transmission effect of the optical fiber and ensuring the stability and reliability of the signal.

The embodiment of the application discloses a kind of digital isolator and digital signal transmission method, the technical scheme of the embodiment of the application is by encoding circuit the rising edge and the falling edge of input digital signal are encoded into first pulse sequence and second pulse sequence respectively, by including multiple first pulse groups with time interval being first length characterizing first pulse sequence, multiple second pulse groups with time interval being second length characterizing second pulse sequence, so that more information is added in encoding signal, and the corresponding encoding information of rising edge and falling edge is transmitted through isolating element, while realizing the encoding and transmission of input digital signal, the anti-interference ability of encoding information and the anti-interference performance of digital isolator are improved.

The utility model discloses a coal mine traction electric locomotive sanding device which comprises a tank body fixedly installed at the front end of the running direction of an electric locomotive and a discharging pipe arranged at the inner bottom of the tank body in a communicated mode, the discharging pipe is composed of a vertical section and an inclined section integrally formed with the vertical section, and the tail end of the discharging pipe corresponds to the position of a track. A smashing box is fixedly connected to the inclined section of the discharging pipe, and two smashing cavities which are symmetrically distributed are formed in the smashing box. According to the utility model, the motor is started, the corresponding gear is driven to rotate through the rotating shaft, the other meshed gear also rotates synchronously, at the moment, the two crushing discs rotate synchronously in opposite directions, and when caked sand passes through the space between the two crushing discs, the caked sand is scattered by the blades arranged on the surfaces of the crushing discs; therefore, the discharged sand falls on the track, good friction force is generated between the wheels and the track, and the braking distance is reduced.

The invention relates to the technical field of interphones, and discloses a high-strength anti-falling interphone, which comprises an interphone, the storage cavity is arranged on the interphone; the antenna part is arranged on the accommodating cavity, an antenna connecting seat is arranged in the accommodating cavity, and the antenna part is inserted into the antenna connecting seat; according to the application, the antenna part can be conveniently extended when the interphone is used, stable transmission of signals is ensured, the antenna part can be automatically retracted when the interphone falls or is impacted by external force, the antenna is prevented from being damaged, and the anti-falling capability and durability of the interphone are improved. Due to the telescopic and self-protection design, the antenna improves the functionality of the interphone, and meanwhile, the safety and long-term reliability of equipment are taken into account. Compared with the traditional antenna design, the design effectively solves the problem that the antenna is easy to damage, and ensures that the interphone can still keep good working performance under the conditions of daily use, extreme drop and the like especially in a high-strength use environment.

The invention relates to a chip system, a data processing method and a computer system. The chip comprises a first bare chip and a second bare chip, and a cache region is arranged in the second bare chip; the first bare chip is used for receiving the cache pointer periodically sent by the second bare chip and determining the current residual available space of the cache region according to the newly received cache pointer; according to the residual available space, sending a plurality of first data packets corresponding to the target message to a second bare chip; wherein the cache pointer is used for indicating the latest cache space condition of the cache region; and the second bare chip is used for storing the received first data packets in the cache region, and sequentially taking out the stored first data packets from the first first data packet and sending the stored first data packets to other chips under the condition that the (K + 1) th first data packet is received. According to the chip, long message transmission can be carried out under the condition that the bare chip area is not increased.

The invention discloses a high-power connector with low resistance and high heat dissipation for quick connection, and relates to the field of connectors, the high-power connector comprises a support frame, reeds and busbar clamping bodies, the two busbar clamping bodies are assembled on the support frame, the busbar clamping bodies are integrally formed stamping parts, and the surfaces of the busbar clamping bodies are not provided with holes, so that the high-current passing capacity is ensured; a clamping space is formed between the two busbar clamping bodies, a reed is assembled between one end, far away from the clamping space, of each busbar clamping body and the supporting frame, a rear contact is formed at one end of each busbar clamping body, a front contact is formed at the other end of each busbar clamping body, and under the action of the reeds, the busbar clamping bodies are in contact with the supporting frame. The rear contacts of the two busbar clamping bodies are enabled to clamp the second busbar, the busbar clamping bodies are enabled to be unfolded by taking the rear contacts as rotating points, and the front contacts of the two busbar clamping bodies are enabled to clamp the first busbar, so that the problem of position errors of the first busbar and the second busbar caused by manufacturing tolerance or external reasons is solved, normal transmission of current is realized, and an abnormal interruption phenomenon is avoided.

The invention discloses a process control system for a disposable bioreactor, and the system comprises a data collection module which is used for collecting data in a production process in real time and generating csv files, and each csv file corresponds to a production batch; the data analysis module is used for selecting at least two csv files, selecting at least one parameter for comparison and generating a comparison result and a parameter trend chart; the parameter adjusting module is used for setting different parameter ranges according to different cultures and culture targets and adjusting parameters according to the comparison result to obtain parameter values and time finally set for next culture; and the automatic control module is used for controlling equipment according to the finally set parameter values and time of the next culture so as to ensure the optimal state of the production process. The invention further discloses a process control method of the disposable bioreactor. The method effectively solves the problem that in the prior art, setting of parameter values only depends on personal experience, it cannot be ensured that the production process is in the optimal state, and biological activity parameter values of final culture products are affected.

The present application relates to a kind of borehole type static sounding device, it includes hydraulic power device, photoelectric separation cabin, suspension device, valve cabin, collection battery cabin, penetration propulsion device and probe in turn from top to bottom connection;Wherein, hydraulic power device is connected with external electricity by bearing cable interface, photoelectric separation cabin is connected with suspension device by axial positioning elastic card mechanism, suspension device is set in the middle position of borehole type static sounding device, hydraulic power device and collection battery cabin, penetration propulsion device are set to be located in the two sides of suspension device.The borehole type static sounding device of the present application can improve its stability when measuring, improve measurement accuracy.

The present invention relates to the technical field of machine tools, and in particular to a guide rail of an industrial mother machine tool, comprising a base, a rotating rod rotatably provided on the base, a driving motor being provided at one end of the rotating rod, and the rotating rod having a threaded portion and a rack portion; a slider structure is slidably provided on the rotating rod, the slider structure comprising a left slider and a right slider, the slider structure also comprising a switching component, and the switching component is provided with rotating teeth; the switching component has a first working state and a second working state, and when the switching component is in the first working state, the left slider and the right slider are matched to form a threaded hole, and the threaded hole can cooperate with the threaded portion to realize threaded transmission between the slider structure and the rotating rod; when the switching component is in the second working state, the left slider and the right slider move in opposite directions, so that the threaded hole is disengaged from the threaded portion, and at the same time the rotating teeth can move to a position meshing with the rack portion to realize gear transmission between the slider structure and the rotating rod.