47 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 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.

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.

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.

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.

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 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.

The utility model discloses a passive electronic safety lock, which is characterized in that at least two annular grooves are arranged on the outer wall of a lock body, and a sealing ring is arranged in each annular groove, so that the sealing performance between a lock shell and the lock body is obviously enhanced, and water is effectively prevented from permeating into the lock body from a small gap between the lock shell and the lock body. Due to the multi-sealing design, a reliable waterproof barrier is provided, and the risk of lock failure caused by water intrusion is reduced. And secondly, at least one part of the lock cover is embedded in the lock body, and the gap between the lock cover and the lock body is filled with the sealant, so that water is further prevented from entering the lock cylinder assembly through the path, the overall waterproof capacity of the lock cylinder assembly is improved, the durability and stability of the safety lock are enhanced, and the service life of the safety lock is prolonged.

The invention relates to an electronic safety system for an RO facility (RO) which constitutes an application for the use of at least one dialysis device (D). To this end, the system comprises an RO facility (RO) which determines a configuration with a sensor unit (S) for detecting sensor data for producing ultrapure water, and wherein the RO facility (RO) comprises an electronic data interface (RO-S) in order to transmit the sensor data detected by the sensor unit (S), and further comprises an analysis device (AE) which determines for analyzing a water sample of the RO facility with regard to safety requirements and in particular with regard to contamination and generating result data, wherein the analysis device (AE) is further configured with an analysis interface (AE-S) in order to transmit the generated result data in electronic form, a network (NW) for data exchange between medical technology devices, in particular between the RO facility (RO) and the analysis device (AE).

The elevator electronic safety gear control system comprises a main control MCU, a coil excitation control circuit, an energy storage emergency power supply circuit and a first voltage reduction circuit, and the main control MCU is connected with the coil excitation control circuit and the energy storage emergency power supply circuit. The energy storage emergency power supply circuit is connected with the input ends of the coil excitation control circuit and the first step-down circuit, and the output ends of the coil excitation control circuit and the first step-down circuit are connected with an electromagnet coil of the electronic safety tongs; the coil excitation control circuit comprises a coil excitation switch circuit and a coil excitation current sampling circuit; the energy storage emergency power supply circuit comprises a second step-down charging circuit, an energy storage emergency power supply and a first step-up discharging circuit. By sampling the exciting current, judging whether the electromagnet coil of the electronic safety tongs is jammed or not and arranging the energy storage emergency power supply, the emergency power supply matched with the electronic safety tongs can be provided under the emergency condition that the mains supply is abnormal, and the safety and the stability of the electronic safety tongs are optimized.

Methods and systems for performing an electronic security assessment of a building automation system are provided. The building automation system includes a controller and a network of electronic devices that are electronically communicatively connected. The method includes requesting, by the controller via a secure channel, an electronic security scan of the controller with a data set of the controller from a cloud-based service. The method also includes initiating the electronic security scan of the controller based on the data set of the controller. The method also includes electronically assessing security vulnerabilities of the building automation system. The method also includes electronically assessing, by the controller, security vulnerabilities of the network of electronic devices that are electronically communicatively connected with the controller. The method also includes determining a list of recommendations for addressing the security vulnerabilities of the building automation system based on the electronically assessed security vulnerabilities.

The invention discloses a carbon fiber reinforced gypsum board with a broadband electromagnetic shielding function and a preparation method of the carbon fiber reinforced gypsum board. The gypsum board is prepared from the following components in percentage by mass: 74.0 to 89.0 weight percent of gypsum powder, 10.0 to 25.0 weight percent of iron-nickel oxide modified short carbon fibers, 0.3 to 0.5 weight percent of a water reducing agent and 0.3 to 0.5 weight percent of a retarder. The carbon fibers modified by the iron-nickel oxide nanoparticles are adopted to reinforce the gypsum board, a conductive network is constructed in a matrix, and magnetic eddy current loss and magnetic hysteresis loss are enhanced, so that the gypsum board can achieve high-efficiency wide-frequency-band electromagnetic shielding effectiveness while obtaining excellent mechanical properties. The gypsum board disclosed by the invention can be widely applied to internal and external walls of large-scale electronic and electrical equipment, supercomputers and electronic security facilities, and a security room with a good electromagnetic security effect can be quickly assembled and built.

The invention relates to a safety system of an elevator, a control method of the elevator, an elevator device, the elevator, computer equipment and a computer readable storage medium. The safety system of the elevator is connected with a control system of the elevator and comprises a safety controller and a speed limiting safety module circuit connected with the safety controller. The safety controller is used for obtaining operation parameters of the elevator and outputting a braking signal to the speed limiting safety module circuit under the condition that it is determined that braking of a brake of the elevator is abnormal according to the operation parameters, and the braking signal is used for the speed limiting safety module circuit to trigger a speed limiter or electronic safety tongs or an additional brake of the elevator to act so as to brake the elevator. And / or the safety controller outputs a star sealing signal to the speed limiting safety module circuit under the condition of determining abnormal braking of the brake of the elevator according to the operating parameters, and the star sealing signal is used for the speed limiting safety module circuit to trigger a star sealing device of the elevator to act so as to reduce the moving speed of the elevator. The safety system of the elevator can improve the operation safety of the elevator.

The invention discloses a broadband electromagnetic shielding polyethylene functional film and a preparation method thereof. The functional film is prepared from the following raw materials in percentage by mass: 60 to 70 percent of low-density polyethylene, 5 to 10 percent of linear low-density polyethylene, 20 to 30 percent of iron-nickel oxide modified short carbon fiber, 0.5 to 1 percent of zinc stearate, 0.5 to 1 percent of liquid paraffin, 0.1 to 0.2 percent of antioxidant 1010 and 0.1 to 0.2 percent of antioxidant 168. According to the invention, the iron-nickel oxide nanoparticle modified carbon fiber functionalized modified polyethylene film is adopted, so that a conductive network is constructed in a matrix, and magnetic eddy current loss and magnetic hysteresis loss are enhanced, so that the polyethylene film can achieve high-efficiency wide-frequency-band electromagnetic shielding effectiveness while obtaining excellent mechanical properties. The polyethylene functional film disclosed by the invention can be widely applied to outer packages of large-scale electronic and electrical equipment, supercomputers and electronic confidentiality facilities, and a confidentiality space with a good electromagnetic confidentiality effect can be quickly assembled and built.

The invention relates to the technical field of bionic artificial muscle preparation and circuit protection, in particular to application of a bionic artificial muscle with a spiral-crack integrated structure as a protector in a circuit. Through the unique spiral-crack integrated structural design, organic unification of driving strain amplification, wide strain range and high linearity is realized, and the prepared bionic artificial muscle has excellent actuating performance and strain sensing performance, can quickly respond in a short time, and has the advantage of high response speed; the bionic artificial muscle serves as a protector to be applied to a circuit, physical circuit breaking and state real-time feedback during circuit current overload are achieved by means of the contraction characteristic of the bionic artificial muscle under thermal stimulation, the bionic artificial muscle can automatically recover to the initial state after contraction, repeated use is achieved, and the bionic artificial muscle has excellent self-recovery performance and is suitable for popularization and application. The method has important application value in the field of electronic safety protection.

The invention relates to an elevator safety switch detection method and system, computer equipment and a readable storage medium. The method comprises the steps that an electronic safety board obtains state signals of all safety switches and transmits the state signals to a main controller; the main controller receives each state signal, determines the non-action time length of each safety switch, and sends out an early warning signal under the condition that the non-action time length of at least one safety switch is greater than or equal to the preset safety operation time length; when the elevator enters a maintenance state, the electronic safety board obtains a state signal of the at least one safety switch and transmits the state signal of the at least one safety switch to the main controller; the main controller receives the state signal of the at least one safety switch and updates the non-action duration of the at least one safety switch when determining that the state signal of the at least one safety switch changes. By adopting the method, the timeliness and safety of elevator safety switch detection can be improved.

The invention relates to a method for operating an electronic security device (16) for a motor vehicle (10) by means of an electronic computing device (18) of the security device (16), comprising the steps of specifying a power budget for consumers (20, 22, 28, 30) connected to the electronic security device (16); specifying at least one first priority value (32) for at least one first consumer (20) of the consumers (20, 22, 28, 30); specifying at least one second priority value (34) for at least one second consumer (22) of the consumers (20, 22, 28, 30); predicting a first energy consumption of the first consumer (20) and a second energy consumption of the second consumer (22); summing the first energy consumption and the second energy consumption; and comparing the summed energy consumptions with the power budget.Deactivating the first consumer (20) and / or the second consumer (22) depending on the respective assigned priority value (32, 34) and depending on the comparison, and reactivating a deactivated consumer (20, 22) depending on the respective assigned priority value and a predicted consumer energy budget for a minimum control time. The invention further relates to a computer program product and an electronic computing device (18).

Methods and building automation systems for electronically security evaluating a building automation system are provided. The building automation system includes a controller and a network of electronic devices electronically communicatively connected. The method includes requesting, by the controller via a secure channel, an electronic security scan of the controller with a data set of the controller to a cloud-based service. The method also includes initiating the electronic security scan of the controller based on the data set of the controller. The method also includes electronically evaluating security vulnerabilities of the building automation system. The method also includes electronically evaluating, by the controller, security vulnerabilities of the network of electronic devices electronically communicatively connected with the controller. The method also includes determining a list of recommendations for addressing the security vulnerabilities of the building automation system based on the electronically evaluated security vulnerabilities.

A portable electronic security system comprising at least two interconnected units that: - detect the distance between the units, - automatically trigger warning signals when a defined minimum distance is breached, - store movement and proximity data, - and can transmit the stored data to external devices or systems. Electronic distance monitoring system consisting of at least two portable trackers with individual, tamper-proof pair identification, that automatically detect approach below a defined distance threshold and trigger warning signals.

Embodiments of the present application disclose a method, device and equipment for determining an electronic security belt, and a storage medium. First, coordinates of a plurality of first interest points in a first preset range are obtained with the position of an image acquisition device as the origin. Then, a first image including the plurality of first interest points is acquired. Next, a first pixel point position of a preset target interest point in the first image is determined using a preset image recognition algorithm. Then, second pixel point positions of the plurality of first interest points in the first image are determined using a preset coordinate conversion relationship based on the first pixel point position, the coordinates of the preset target interest point, and the coordinates of other interest points in the plurality of first interest points except the preset target interest point. Finally, the electronic security belt is determined based on the second pixel point positions. Embodiments of the present application solve the problem of low precision in the process of generating an electronic security belt by traditional manual marking, and can accurately determine the electronic security belt.