12results about How to "Improve identity" patented technology

The utility model relates to the technical field of production equipment of wire or cable overhead installation devices, and particularly discloses an automatic assembly system for a spacer wire clamp. A base in the assembly system comprises a plurality of bearing seats, and the bearing seats are connected with a bearing seat through displacement suites. The displacement suite comprises a driving device and a displacement control device for controlling the displacement amount of the object bearing seat. And the object bearing seat is provided with a limiting external member for fixing the spacer wire clamp. An automatic pin pressing device, an automatic welding device and an automatic polishing device are sequentially arranged along the moving path of the object bearing seat, and the automatic devices and the displacement suite are all connected with a master control device. Parameters such as displacement distance of the object bearing seat and the like are accurately controlled, so that the spacer wire clamp placed on the object bearing seat can be quickly and accurately moved into a processing area of each automatic device, and the processing accuracy of the spacer wire clamp is improved; and meanwhile, it is guaranteed that all the steps are tightly connected, and the machining speed of the spacer wire clamp is increased.

The invention provides an Internet of Things authentication system and method. The method comprises the following steps: receiving an access authentication signal of Internet of Things equipment; extracting a channel authentication feature of each block chain node, and respectively masking each channel authentication feature to obtain an authentication masking feature of each block chain node; generating an authentication master key of the block chain node according to the authentication masking feature of the block chain node and the node attribute set, converting the block chain node into block chain encryption nodes based on the authentication master key and the channel impulse response to obtain a plurality of block chain encryption nodes, and determining an authentication ciphertext through all the block chain encryption nodes; and decrypting the authentication ciphertext according to the ciphertext authentication format to obtain a decrypted ciphertext of the Internet of Things equipment, and performing security authentication by using the decrypted ciphertext of the Internet of Things equipment. By adopting the scheme, the information of each piece of Internet of Things equipment can be verified in a decentration mode on the premise of ensuring the privacy information security of the Internet of Things equipment, so that the security authentication performance of the system is improved.

The radial flexible mechanism of the scroll compressor comprises a main shaft, a crankshaft seat is arranged at the output end of the main shaft, an eccentric hole is axially formed in the end portion of the end, away from the main shaft, of the crankshaft seat, and a crank pin is fixedly connected into the eccentric hole. The outer side of the end, away from the crankshaft seat, of the crank pin is fixedly sleeved with an eccentric shaft sleeve, one side of the eccentric shaft sleeve is fixedly connected with an eccentric block, a limiting groove is formed in the outer side of the end, close to the eccentric block, of the crankshaft seat, and an elastic washer is arranged on the inner side of the limiting groove. The groove is formed in the outer side of the crankshaft seat on the main shaft, and the rubber ring is fixed on the crankshaft, so that the collision between the eccentric block and the crankshaft is avoided, and the NVH (Noise Vibration and Harshness) performance is favorably improved; due to the fact that the rubber ring is additionally arranged, the self-aligning function has a buffering function, too intense self-aligning and rollback are avoided, and the movable disc of the compressor is more stable in operation, low in noise and good in NVH expression homogeneity.

The application discloses a security authentication method, a management and control platform, network equipment and a storage medium. The method comprises the following steps: an edge device sends a device activation request to the management and control platform; after the management and control platform verifies the edge device, the edge device state is updated to an activation state, an activation response feedback is sent to the edge device, and a first-level authentication feedback is sent to an authentication service component corresponding to the edge device; after the edge device receives the activation response feedback, a registration request is sent to the authentication service component; after the authentication service component verifies the edge device, a second-level authentication feedback is sent to the edge device; the edge device generates a media resource acquisition request carrying the second-level authentication feedback, and requests a media resource from the authentication service component through the media resource acquisition request. The application reduces the device authentication pressure of the management and control platform.

The present invention relates to a decryption traffic service chain orchestration method based on blockchain and deep reinforcement learning, and belongs to the field of information technology. The present invention establishes a non-convex linear mathematical optimization model with the goal of minimizing delay and energy consumption under the condition of network load changes, solves it using a reinforcement learning algorithm, trains agents through interaction with the physical network environment, and finds the optimal physical resource allocation and scheduling strategy for VNF scaling based on the state value of the physical node. The algorithm solves the problem of long service delay and high energy consumption under the condition of limited resources.

This invention relates to the field of network security technology, specifically to a method, system, device, and storage medium for security verification of edge nodes. The method first verifies the reputation value of edge nodes that wish to participate in processing tasks published by users, determining whether the edge node's reputation value has changed and deciding whether the edge node should execute the task. Then, based on the edge node's edge location data, public key, and private key, it verifies the node information to determine whether the edge node's information has been tampered with, deciding whether the edge node should execute the task. Finally, without requiring users and edge nodes to upload location privacy and real identities, it performs a matching index overlap check to determine whether the edge node is within the service range, selecting a secure edge node to execute the task. This method not only performs secure edge node verification but also protects the identity and location privacy of edge nodes, saving unnecessary overhead.

The utility model relates to the technical field of self-service equipment, in particular to a self-service check-in terminal which comprises a cabinet, and the cabinet comprises a display portion, an expansion portion and an equipment portion used for installing a control host. The display part, the expansion part and the equipment part are in smooth transition; an expansion mounting plate is detachably mounted on the front end face of the expansion part, a number taking printer and an information reading assembly are mounted on the expansion mounting plate, and a wireless communication module is mounted at the rear end of the expansion part; the number taking printer, the information reading assembly and the wireless communication module are all in signal connection with the control host. According to the self-service check-in terminal, the identity information of a user is protected while the operation experience of the user is improved, and the risk that important articles are left behind is reduced; the design of the detachable expansion part is adopted, so that the adaptability and the expansibility of the terminal to various types of scenes are improved; a number taking printer and an information reading assembly are arranged, identity information is rapidly obtained, paper registered bills are shown, the registration process is integrally simplified, and the registration efficiency is improved.

The present invention relates to a secondary smoothing robot device for a cement board casting line, comprising a side exhaust scraper assembly, a downward pressure smoothing assembly, a front block assembly, a protective cover and a robot mounting base plate, wherein the side exhaust scraper assembly, the downward pressure smoothing assembly and the front block assembly are all arranged on the robot mounting base plate, and the protective cover is placed above the robot mounting base plate; the side exhaust scraper assembly is used to insert into the two inner sides of the product casting mold to exhaust the sides of the product; the downward pressure smoothing assembly is used to smooth the upper surface of the product and remove the residual cement slurry. The present invention also relates to a secondary smoothing robot method for a cement board casting line. The secondary smoothing robot device and method for a cement board casting line of the present invention are adopted to realize fully automatic side scraping exhaust, upper surface smoothing, residual material discharge and other process treatments. Compared with the traditional manual operation method, the present invention has a fast and stable rhythm of the entire process and good product identity.

The utility model relates to the field of wiring harness processing especially, relate to a tin soldering equipment convenient to use, including bottom plate and fixedly set up the support on bottom plate, still include mounting bracket, soldering iron and positioning tooling, the mounting bracket can be relative the support up and down movement, the soldering iron with mounting bracket detachable fixed connection, positioning tooling fixedly set up on bottom plate, and positioning tooling below the soldering iron, the upper surface of positioning tooling is provided with the soldering tin placement groove and raw material placement groove that cross each other perpendicularly, and the intersection position of soldering tin placement groove with the principle placement groove still is provided with the solder forming groove.

The invention discloses a movable ring type pump head assembly for screwing a split plunger rod, relates to the technical field of plunger pumps, and aims to solve the problems that the energy efficiency utilization rate of a plunger pump is not high, the repeatability of fluid conveying conditions is poor, and the fluid conveying state is damaged due to the fact that a plunger friction pair is exchanged. By arranging the pump body, the pump head body, the first plunger rod, the second plunger rod and the threaded butt joint groove, the risk that fluid generates critical state sudden change is reduced, and the identity of the shape of the conveying fluid left on the pump head is improved; the fluctuation amplitude of the flowing state of the conveying fluid with the different specifications is reduced, the axial movement noise is lowered, and the control precision of the conveying volume change of the micro-fluid used by the subsection plunger in an interchanging mode is improved. By arranging the pump body, the pump head body, the movable ring rod, the pressing piece, the guide groove, the movable ring groove and the guide sliding block, the risks of internal dislocation and power transmission disconnection of the interchangeable pump head are reduced, and the operation convenience of interchangeable use of the pump head is improved.

The present invention relates to a device power fingerprint identification method and system based on real-time power consumption and machine learning, and belongs to the field of power data processing technology. The method includes the following steps: S1, data acquisition and data processing: collecting the real-time power consumption data of the device, and performing data preprocessing to filter out interference noise; S2, feature extraction: dividing the data set according to the sliding window and extracting power fingerprint features from the time domain and frequency domain respectively; S3, model training and device identification: designing a multi-layer perceptron classifier to identify power consumption change patterns, thereby realizing the identification of different devices. This solution solves the problems of low efficiency and poor real-time performance of traditional equipment load identification methods, and has broad application prospects.

The present invention relates to the field of information security encryption technology, specifically to a ciphertext policy attribute-based access control method for smart medical care, comprising the following steps: an attribute authorization agency initializes parameters, publishes public parameters and retains a master key; a data user obtains an authorized attribute set and a corresponding private key; a data owner generates a real ciphertext and a test ciphertext and hides the attributes of the access policy, and transmits the real ciphertext, the test ciphertext and the access policy to a cloud service provider; the data user obtains the test ciphertext from the cloud service provider to perform an access rights test, and if the access policy is satisfied, the real ciphertext is decrypted by a private key. This scheme designs a row index obfuscated Bloom filter to support full hiding of ciphertext attribute policies. For smart medical scenarios, while avoiding access policy leakage, it can also protect the identity and attribute privacy of users in the scenario, thereby improving privacy protection of user identities.