90 results about "Electronic security" patented technology

Systems and methods for facilitating electronic safety alert communications by a safety alert management system are disclosed herein. A method includes receiving an electronic safety alert for a specific safety event from a user electronic device via a safety alert application, the safety alert including at least one user message from a user associated with the user device. The method includes initiating an electronic chat session between the user and the safety agent attending the safety management application and, for at least one user message received at the safety management application, determining a reply message to send to the user device in response to the at least one user message. In embodiments, a machine learning model is used to analyze the user message and determine one or more recommended reply messages to display to the agent. A method for training a safety chat language model in a safety alert management system is also disclosed.

The invention discloses a rotary assembled RGV which comprises a frame, a walking driving system, a power supply system, a control system and a rotary supporting platform. The rotary supporting platform is provided with an electromagnetic adsorption supporting block, a slewing bearing, a driving motor and a rotary encoder, 360-degree rotation and accurate positioning of the frame can be achieved, and the frame is fixed through electromagnetic adsorption force. The walking driving system is provided with a mechanical clutch mechanism, and manual pushing emergency movement is supported. And the power supply system adopts non-contact power supply, so that the flexibility and safety are improved. The safety protection system comprises a laser radar and an electronic safety contact edge, and the protection range can be automatically adjusted according to the workpiece size. The addressing positioning system is combined with RFID, a rotary encoder and a magnetic induction switch, and the positioning precision reaches + / -2mm. The control system supports three modes of single-machine remote control, automatic operation and system linkage. The problems that a traditional RGV is difficult in posture adjustment, low in positioning precision and poor in collaboration are solved, the assembling flexibility, efficiency and safety are improved, and the method is suitable for an engineering machinery general assembly line.

The utility model relates to the technical field of elevators, in particular to an electronic safety tongs power supply system which comprises a first power supply module, a first detection module, a first control module, a second power supply module and a second control module. The control end of the first power supply module is connected with the first control module, the first detection module is connected with the first power supply module, the control end of the second power supply module is connected with the second control module, and the first control module is in communication connection with the second control module. According to the utility model, the working state of the power supply of the electronic safety tongs can be detected in real time, and a double-path redundancy design is adopted, so that even if one path fails, the other path can be immediately started, and the problems that the power of the electronic safety tongs loses power and people are accidentally shut down in an elevator after the reliability of the power supply of the electronic safety tongs fails are solved.

The invention relates to the technical field of intelligent power distribution networks, and discloses a node coupling degree-based power grid continuous information attack defense method, system and device and a medium, and the method comprises the steps: through the representation and analysis of the coupling degree, the damage degree of various fault conditions to a power distribution network can be evaluated more accurately. In the aspect of attack defense, a continuous information attack model is constructed, the model not only considers division of a security area and configuration of electronic security perimeter equipment, but also combines related factors such as defense equipment types and the number of operation and maintenance personnel, and comprehensively depicts the process and strength of information attack. Therefore, formulation of a defense strategy is more targeted and effective, and proper defense measures can be taken according to different attack scenes and node coupling conditions. Meanwhile, by testing the defense strategy, the defense scheme can be continuously optimized and perfected, and the toughness of the power grid CPS to malicious information attacks is improved.

The invention discloses a coal preparation plant personnel violation behavior monitoring method based on artificial intelligence, relates to the technical field of violation behavior monitoring, and aims at a coal preparation plant with dense high-risk equipment, complex operation environment and strict safety specification. Carrying out real-time identification and hierarchical linkage processing on unsafe behaviors of personnel in the whole production process; a visible light / infrared camera, a millimeter wave radar and a sound sensor are arranged in a key area, and an equipment control system and environment sensors such as gas and dust are butted; an electronic security fence and a regional characteristic parameter library are set in combination with regional modeling, personnel identity, protective wearing and behavior tracks are obtained based on target detection and human body key point / posture analysis, comparison is carried out according to an operation process and an authority specification library, and semantic judgment is carried out on continuous actions and equipment parameter changes by adopting time sequence attention.

Consistent with disclosed embodiments, systems, methods, and computer readable media for electronic security systems for retail establishments may be provided. Embodiments may include an electronic article surveillance (EAS) gate and at least one receiver configured to receive transmissions from wireless tags associated with products offered by a retail establishment. Embodiments may also include at least one processor configured to receive, from a device operated by a prospective purchaser, a tag ID associated with a specific product for prospective purchase; perform a lookup of the tag ID in a data structure to identify the specific product; initiate an electronic purchase transaction to debit an account associated with the prospective purchaser for purchase of the specific product; and disable an ability to initiate an alarm when the at least one receiver receives a transmission from a tag associated with the specific product in proximity to the EAS gate.

The invention discloses an electronic safety gear, relates to the technical field of elevator braking equipment, and solves the problems that an existing electronic safety gear is long and not compact enough in structure. The elevator clamp comprises a clamp body, the clamp body is provided with a moving space allowing a guide rail of an elevator to vertically penetrate through and a roller path distributed on one side of the moving space, and the width of the roller path is gradually reduced from bottom to top; a trigger plate; the electronic driving part is arranged on one side of the clamp body; the rolling column is movably arranged in the rolling path; and a torsion spring. The safety tongs have the advantages of being simple and compact in structure and the like, the trigger plate is located on the side face of the tongs body instead of directly driving the pin roller to move up and down, the pin roller is stirred through the torsional spring, the pin roller can make contact with the guide rail, therefore, the moving stroke of the trigger plate is shorter, the overall length of the electronic safety tongs is greatly shortened, and the safety tongs are convenient to use. And the structure is more compact, and the safety and reliability are better.

The invention relates to the technical field of electronic security and protection, in particular to a 3D electronic fence detection method based on a monocular camera, and the method comprises the following steps: carrying out the fine tuning of YOL0v5-1 through collecting multi-scene pictures, detecting a human body, and estimating the depth through a ZoeDepth model. After the human body is detected, comparing the depth values of the human body and the preset dangerous area, and giving an alarm if a threshold value is exceeded. The alarm modes are diversified, and the threshold value can be adjusted to adapt to different environments. The method has remarkable cost benefit and flexibility, real-time and accurate human body detection and space positioning are realized through deep learning, intrusion behaviors are intelligently judged, and false alarms are reduced. The system is highly customizable, adapts to different scene requirements, supports diversified alarm output and video recording functions, and facilitates subsequent processing. Along with technology development, the system has intelligent upgrading potential, high precision and stability can be kept in a complex environment, and the safety protection level is comprehensively improved.

The invention relates to the technical field of electronic security, and discloses a vehicle-mounted ECU identity authentication method and system based on a multi-factor random seed and multiple security levels, and the method comprises the steps: synthesizing a random seed at an ECU end through multiple factors such as CRC32, a random number, a timestamp and a global seed, and returning the random seed to a client; the client calculates a key and returns the key by using a corresponding key algorithm according to the target security level; the ECU calculates an expected key through the same algorithm and compares the expected key with a client key, if the expected key is consistent with the client key, the session of the level is opened and the delay timer is closed, if the session fails, the number of failure times of the level is accumulated, and if a threshold value is reached, the delay timer of the corresponding security level is started and the access of the level is locked until the timing is finished; and meanwhile, the authentication result, the security level, the timestamp, the failure count and the seed state are written into a security log. According to the method, it is guaranteed that each time of seed is unpredictable and is strongly correlated with the historical state, a non-zero recalculation mechanism is matched, hidden dangers of fixed seeds, replay attacks and prediction attacks are thoroughly eliminated, and attacks can be protected, and events can be traced.

An integrated circuit (10), characterized by the following features: - the circuit (10) comprises an electronic security device (11) for supporting a secure boot process (23), wherein the security device (11) is queried; - the circuit (10) has a protection against electromagnetic fault injection and - the circuit (10) is configured such that the protection extends to the boot process (23).

1. The name of the design product: electronic security code terminal (4G vehicle-mounted multimedia Beidou positioning terminal). 2. The use of the design product: for single Beidou real-time satellite positioning, dynamic display of multimedia information such as pictures, two-dimensional codes, and texts, real-time voice broadcast, 4G mobile Internet communication, and vehicle-mounted Internet of Things terminal equipment. 3. The design points of the design product: in shape. 4. The picture or photo that best indicates the design points: perspective view.

The invention relates to the technical field of national defense, in particular to a multi-sensor collaborative national defense electronic security monitoring system which comprises a sensing network layer, a collaborative perception layer, a control decision layer, a communication facility layer and a countermeasure effect layer. According to the multi-sensor collaborative national defense electronic safety monitoring system, multi-source data of radar, photoelectric and infrared thermal imaging, acoustics and vibration sensing and the like are integrated, multi-dimensional features of electromagnetism, vision, acoustics and the like are covered, complex targets are recognized, false alarms are filtered, and the multi-sensor collaborative national defense electronic safety monitoring system is obtained through the regional fusion module and the central situation fusion module. The method comprises the following steps: constructing a global battlefield situation map from sensor data, reasoning the intention of an enemy in combination with a cognitive engine, automatically adjusting sensor parameters, integrating military optical fibers, satellite communication, ad hoc networks and the like according to environment and task requirements, ensuring data transmission under extreme conditions, and integrating physical interception, electronic warfare and network confrontation through a confrontation effect layer. And a closed-loop logic scheme of detection-decision-strike-evaluation is realized.

Described is an electronic delivery door for permitting passage of an object between an interior and an exterior of a structure through an opening defined in the structure, the delivery door comprising: a door panel; a hinge assembly including: one or more hinges for securing the door panel within the opening of the structure and for permitting the door panel to move between a closed position and an open position by rotation of the one or more hinges, wherein: in the closed position, the opening is covered by the door panel; and in the open position, the one or more hinges have been rotated to permit passage of objects through the opening; and an electronic security device configured to selectively permit opening of the door panel.

This invention relates to an intelligent safety signage system linked to work permits and operation permits, belonging to the field of power system safety operation and intelligent maintenance technology. It includes an intelligent electronic safety signage and a back-end work permit / operation permit management module, connected via a communication network. The intelligent electronic safety signage comprises a control module, a communication module, a display module, a positioning identification unit, a power supply module, an electronic lock control interface, an authentication module, and a storage unit. The control module verifies and executes control commands, including controlling the display module to display specified warning information, outputting a locking signal through the electronic lock control interface to physically lock the power equipment, and feeding back the execution result to the back-end work permit / operation permit management system. This invention achieves an intelligent electronic signage system with automatic deployment and status synchronization of safety measures through deep system integration of work permits and operation permits.

This invention discloses an electronic instantaneous safety clamp, relating to the field of elevator safety system technology, and solves the problem of slippage of the rollers and inability to achieve instantaneous and reliable braking in existing electronic safety clamps. The safety clamp includes: a clamp body; rollers slidably disposed within a slide rail and capable of sliding obliquely along the slide rail to approach or move away from a guide rail passing through the slide rail; a trigger plate disposed on the clamp body near the oblique wall of the slide rail and engaging with the outer circumferential surface of the roller, the trigger plate being capable of deflecting around its two ends; a first elastic element capable of applying a preload force to the upper end of the trigger plate, causing the upper part of the trigger plate to extend into the slide rail; and a compression plate capable of moving up and down and contacting the lower arc surface of the trigger plate. This invention has advantages such as stable and slip-free braking, self-reinforcing clamping, compact structure, and easy resetting, and can instantly clamp the elevator to achieve braking.

Embodiments of the present disclosure relate to system access using a mobile device. The present invention discloses techniques related to electronic security, such as for authenticating a mobile electronic device to allow access to system functions (e.g., physical access to the system, starting the engine / motor, etc.). In some embodiments, the system and the mobile device exchange public keys of a public key pair during a pairing process. In some embodiments, an asymmetric transaction process includes using a key derivation function to generate a shared secret based on a key established using a secure key exchange (e.g., Elliptic Curve Diffie-Hellman) and verifying the signature of the system before transmitting any information identifying the mobile device. In various embodiments, the disclosed techniques can increase transaction security and the privacy of identification information.

The application discloses a CO2 blasting intelligent control system and method based on digital twinning and edge computing, which deeply integrates wireless ad hoc network, radio frequency energy activation, edge computing collaborative decision and digital twinning modeling, realizes technical leap from preset triggering to intelligent closed loop, generates personalized parameters based on digital twinning model, combines edge computing real-time sensing and collaborative decision, reduces blasting vibration, improves ore crushing uniformity, reduces secondary crushing energy consumption, and improves blasting accuracy; radio frequency energy activation and electronic safety lock mechanism are adopted to realize zero live standby before detonation, eliminate early explosion risk caused by stray current and misoperation; the operator can complete all operations in a safe area one kilometer away, which essentially improves safety; through the wireless ad hoc network, the disconnection failure of wired connection is eliminated, intelligent collaborative detonation reduces the large block rate, the feedback optimization mechanism continuously reduces the unit consumption of explosives, and the comprehensive cost is reduced.

The present invention relates to an electronic safety device (100) comprising: a semiconductor switch (1a, 1b, 1c), a load current detection device (2a, 2b, 2c) configured to detect a load current flowing through the semiconductor switch (1a, 1b, 1c) and to provide a corresponding load current signal (ISa, ISb, ISc), and a load current monitoring unit (4) to which the load current signal (ISa, ISb, ISc) is provided and which is configured to evaluate the load current signal (ISa, ISb, ISc) by means of an evaluation procedure (4.1), wherein the load current monitoring unit (4) is configured to execute the evaluation procedure (4.1) only if at least one test parameter exceeds an associated threshold value.

The application provides a control method and device of an electronic safety fence of a transformer substation. The method comprises: obtaining work ticket information, extracting coordinate data of a work construction point according to the work ticket information to obtain a first target position; determining a setting area of the electronic fence based on the first target position and a preset safety distance to obtain a plurality of second target positions; controlling the electronic fence support column to move according to the second target positions until each electronic fence support column reaches the corresponding second target position; and activating an infrared opposite-shooting device of each electronic fence support column to realize real-time monitoring of the entry and exit of workers. The application associates the movable electronic fence with the work ticket, and realizes the monitoring of the entry and exit of workers into the construction area through the infrared opposite-shooting device, thereby solving the problem that in the prior art, workers are prone to mistakenly entering the construction area during the operation process of the transformer substation, which leads to accidents.

The invention relates to a method for operating an electronic security system (3) of a data glasses (1), comprising: - Capturing environmental information of an environment (4) of the data glasses (1) during use of the data glasses (1) by a capture device (5) of the electronic security system (3), or - Providing environmental information (4) to an electronic evaluation unit (6) of the electronic security system (3), - Providing usage information, representing the terms of use for different usage situations of the data glasses (1), to the electronic evaluation unit (6), - Determining an assessment result by the electronic evaluation unit (6) by assessing the use of the data glasses (1) in the environment (4) based on the environment information and the usage information, whereby the assessment result can determine whether the use of the data glasses (1) in the environment (4) is impermissible or permissible, and - Operating the electronic security system (3) based on the assessment result. Furthermore, the invention relates to an electronic security system (3) and data glasses (1).

The utility model relates to gas meter technology field, concretely is NFC wisdom meter seal, including meter seal base ring and meter seal snap ring, both are through the inverted buckle type snap pin and the card hole and form annular channel fixed in gas pipe. The meter seal base ring is equipped with NFC chip bin, and the bin is equipped with NFC chip slot and installs passive NFC chip, and the bin mouth is through the card strip and the card groove inverted buckle lock bin cover. NFC chip prestore unique UID code, cooperate mobile phone APP and realize: when reading, automatic collection GPS position and time information upload cloud end leak detection, correlation user generates electronic security check report, physical anti -disassembly (forcible disassembly leads to the breakage of snap pin). The meter seal solves the problem that the traditional meter seal cannot trace the disassembly behavior, leak detection supervision difficulty and user information asymmetry.

In a method and a device for protecting an electronic safety switch (16), whose electrical conductivity can be controlled between an on-state and an off-state and which has a known thermal resistance, from thermal influences, the temperature of the safety switch (16) and the magnitude of the current flowing through the safety switch are measured. A safety threshold is determined based on the temperature measurement and the known thermal resistance of the safety switch (16). The safety switch (16), which is in the on-state, is activated to reduce its conductivity when the magnitude of the current flowing through the safety switch (16) lies within the range between the safety threshold and the off-state.Starting from its reduced conductivity in the on state, the safety switch (16) returns to its maximum conductivity by means of an increase in conductivity signal when the current is equal to or below the safety threshold.

The present invention relates to the field of airport security inspection, and in particular to a passenger and carry-on baggage corresponding security inspection method and system based on RFID, comprising a boarding pass and a passenger face automatic recognition device electrically connected to an electronic computer, an electronic security inspection tray issuing machine, a baggage security inspection machine, an RFID verifier, a self-service baggage claiming machine and a passenger security inspection gate. The present invention ensures the correspondence between passengers and bags during the security inspection of carry-on baggage by using RFID tags to correspond to passenger boarding pass information one by one, and the self-service baggage claiming machine issues security inspection trays based on boarding pass information as a standard, thereby achieving on-site confirmation, performance evaluation of security inspection staff and subsequent accountability.

The present application discloses an intelligent management system and method for electronic safety tools. By automatically capturing images of the tools when they are stored in and taken out of the warehouse, and using computer vision technology based on deep learning to perform multi-level feature analysis on the tool images, the boundary features and global spatial structure features of the tools are respectively captured. Furthermore, through the joint perception and dependence relationship modeling of the two, multi-level tool status information is obtained, so as to realize the intelligent detection of the integrity of the tools and the intelligent management of the storage in and out of the tools. In this way, the efficiency and accuracy of tool management can be significantly improved, human errors can be reduced, and operation safety can be ensured.

1. Name of the Design Product: Electronic Fence Host. 2. Use of the Design Product: For electronic security systems. 3. Design Key Points of the Design Product: Lies in the shape. 4. Picture or Photograph that Best Illustrates the Design Key Points: Perspective View 1.

An irrigation system comprises a plurality of towers, a safety switch status determination unit, and a controller. At least a portion of the towers includes a successive one of a plurality of safety switches, each safety switch being either closed or open. The safety switch status determination unit is configured to determine a status of the safety switches, and output an electronic safety switch status signal whose level or data value varies according to whether all of the safety switches are closed or one of the safety switches is open. The controller is configured to instruct the safety switch status determination unit to determine the status of the safety switches, receive the safety switch status signal, and perform at least one of a plurality of steps if the safety switch status signal indicates that all of the safety switches are closed.

The invention relates to an electronic safety device (1), to a power monitoring system comprising the safety device, and to a method for operating the safety device. The safety device comprises an input connection (IN) for connecting to a DC voltage network (2), an output connection (OUT) for connecting a DC voltage load (3), a control input (4), a controllable switching device (6), a current measuring device (7) and a voltage measuring device (8) for detecting a current flowing through the safety device and a voltage applied to the safety device, and a control and evaluation device (9) electrically connected to the current measuring device, voltage measuring device and control input, which is configured to calculate a power on the basis of detected current and voltage measured values and to compare this with a reference value defining a power limit value and to switch the switching device to a non-conducting state if the calculated power is greater than the power limit value. The safety device is designed to receive, via its control input, a frequency signal that has a predetermined functional relationship to the reference value and by means of which the reference value can be set.

The invention discloses an engineering site electronic safety officer system, relates to the technical field of building construction safety management, and aims to solve the technical problems that traditional engineering site safety supervision depends on manual inspection, hidden danger recognition is lagged, illegal behaviors are difficult to stop in time, and the emergency response efficiency is low. The system comprises a mobile monitoring terminal, a personnel positioning tag, intelligent sensing equipment, an edge computing gateway and a cloud platform management system, the mobile monitoring terminal is provided with an AI visual identification module and is used for capturing dangerous behaviors such as no safety helmet wearing, illegal fire movement and high-altitude object throwing in real time; the personnel positioning tag realizes accurate positioning of construction personnel through the UWB technology, and the electronic fence is combined to prevent border crossing operation; the intelligent sensing equipment monitors on-site environment parameters and equipment operation states; the edge computing gateway realizes local rapid processing and early warning of data, and the cloud platform management system integrates full data and provides visual supervision, hidden danger tracing and emergency scheduling functions. Intelligent, full-coverage and dead-corner-free engineering site safety management is achieved, the safety accident rate is greatly reduced, the safety management efficiency is improved, and the system is suitable for engineering sites of various buildings, municipal administration, rail transit and the like.