108 results about "Wireless internet" patented technology

The invention belongs to the technical field of gas monitoring, and discloses a limited space gas monitoring method, system and device based on the Internet of Things and a medium, and the method comprises the steps: obtaining gas sensing data transmitted by a pre-constructed gas sensing node network through an optimal transmission path; performing gas concentration prediction on the gas sensing data by using a long short-term memory neural network and a random forest algorithm, comparing a prediction result with a preset early warning threshold value, and triggering an alarm of a corresponding level; and determining a prediction error based on a prediction result, dynamically optimizing an early warning threshold based on the prediction error, and continuously optimizing the plan through a closed-loop feedback mechanism. By introducing the gas monitoring sensor, the wireless Internet of Things ad hoc network technology, the edge computing and the cloud collaborative architecture, the toxic gas real-time monitoring with high sensitivity, low power consumption, flexible deployment and intelligent analysis is realized.

The invention discloses a fire-fighting pipe network pressure dynamic monitoring method and system combined with the Internet of Things and a medium, and relates to the technical field related to pressure monitoring, and the method comprises the steps: deploying a pressure sensor and an auxiliary sensor at a fire-fighting pipe network monitoring node, and building a topology sensing structure through wireless Internet of Things communication; carrying out adaptive sampling adjustment and then establishing a node sampling data set; transmitting the data to a multi-time window pressure evolution model to execute sliding differential analysis, and calculating an abnormal trend index; configuring a neighborhood broadcast request and performing broadcast consistency verification; abnormal trend index enhancement correction is carried out, and group resonance detection is carried out to establish linkage cooperative early warning; and a fire-fighting pipe network pressure abnormity early warning signal is reported. The technical problems that in the prior art, dynamic abnormal data of the fire-fighting pipe network are difficult to sense in real time, cooperation is lacked, response lags, and pressure monitoring accuracy and reliability are poor are solved, and the technical effects that real-time and accurate dynamic monitoring is achieved, and the pressure monitoring accuracy and reliability of the fire-fighting pipe network are improved are achieved.

Methods and apparatus are described for automatically discriminating authentic wireless Internet-of-Things (IoT) devices using a trained machine-learning module. In a training phase, the machine-learning module is trained to identify authentic IoT devices based on data in frame headers of wireless data emitted by the IoT devices. The trained machine-learning module may identify authentic IoT devices without analysing data from the payload of the frames to which the frames headers belong, and thus the privacy of data in the payload of the frame is not compromised and encryption of the payload data does not adversely affect performance of the trained machine-learning module in a subsequent production phase. Each training data sample may consist of header data from a sequence of successive frames of wireless data from authentic wireless IoT devices and, to enhance accuracy, may exclude address data.

A system and a method of operating an anti-fraud, AML and ATF system, through the use of adapted wireless internet devices, using a "selfie" or a picture of the head / face of a user. The system of an example of the invention for operating in an anti-fraud, AML and ATF systems uses set of different methods to generate a unique correct / optimise Encoding Data of the given picture; The set of applied methods are in charge of automating the optimisation of the generated Encoding, improving the authentication system for certain anti-fraud, anti- money laundering (AML) or anti-terrorist financing (ATF) aspects through the use of fixed or wireless devices or portable computers or desktop computers, with at least one built in camera and application software in the device as per examples of this invention, such devices adapted as per examples of this invention, whereas the system server is adapted to include a local processing unit and / or a remote server processing unit adapted as per examples of this invention.

A wireless Internet of Things (IoT) device for detecting light exposure is provided. The IoT device includes a light sensor having an organic active layer that detects an intensity of light; an integrated circuit (IC), wherein the integrated circuit includes an oscillating circuit that is coupled to the light sensor to output a frequency value for the detected intensity of light; and at least one harvesting antenna that harvests an ambient radio frequency (RF).

The invention discloses a household photovoltaic data acquisition method and device based on a wireless Internet of Things, and the method comprises the steps: collecting a group cascade current and voltage curve and ambient light intensity data in real time at a photovoltaic array edge node, and extracting a shadow-shielded spatio-temporal evolution feature vector through a spatio-temporal convolutional neural network; inputting the spatio-temporal evolution feature vector into a power compensation decision model to obtain a cross-string power dynamic compensation scheme including a compensation current value of a shielded string and a maximum output power regulation quantity of an adjacent unshielded string; and according to a dynamic power compensation scheme, working points of MPPT controllers of adjacent photovoltaic strings are synchronously adjusted through a Mesh network between edge nodes, so that the power loss of the shielded strings is compensated by the unshielded strings in real time. A shadow evolution rule is analyzed in real time through a space-time convolutional neural network, and a cross-string power dynamic compensation mechanism and Mesh network cooperative control are combined, so that high-precision prediction and minute-level dynamic compensation of shielding loss are realized.

The invention discloses an electromechanical equipment wireless Internet of Things control system and method based on multi-protocol adaptive conversion, and relates to the technical field of Internet of Things. Universal features, protocol features and interference evaluation indexes related to interference are extracted, a LightGBM model with the universal features and the protocol features as input and an interference evaluation index weighted value as output is constructed, and a neural network prediction model with important features as input and the interference evaluation indexes as output is constructed. An interference adjustment strategy and a corresponding adjustment rule are defined, an optimal interference adjustment strategy used for adjusting parameters of the wireless communication system is selected according to a judgment result of whether an interference prediction result triggers the adjustment rule, and a deep learning model is utilized to analyze and predict a complex dynamic industrial environment. Optimized communication parameters are optimized in real time, so that the adaptive capacity of anti-interference measures in a dynamic environment is improved, and the high-stability production requirement for communication in industrial production is met.

1. The name of the design product: touch screen development board (ESP32-C6 1.43-inch AMOLED). 2. The use of the design product: learning and secondary development of integrated, touch screen-mounted wireless Internet of Things or smart control application development board. 3. The design points of the design product: in shape. 4. The picture or photo that best indicates the design points: perspective view 1.

The invention discloses a wireless Internet of Things control channel communication method, system and device and a medium, and belongs to the technical field of channel communication. A set of complete basic framework of a multi-modal control channel resource scheduling model is constructed through multi-modal channel identification, sub-domain division, conflict index definition and delay threshold definition, and spatial partition management of channel resources is realized; the real-time performance and the reliability of the control task can be ensured by defining the task delay requirement; by combining short-distance self-adaptive backoff and wide-area pre-authorization resources, conflict delay can be reduced, resource competition can be avoided, and meanwhile average delay of cross-domain commands can be effectively reduced; all steps are progressive layer by layer from framework design to command mapping and then to a forwarding process, full-process optimization of cross-domain command resource adaptation, routing decision and link transmission is realized, a designed short-distance sub-domain self-adaptive backoff control mechanism and a wide-area sub-domain pre-authorization resource pool are fully reused, and the feasibility and the high efficiency of a protocol are ensured.

This disclosure relates to the provision of cryptographic services to web browsers, and more specifically, to systems and methods for providing cryptographic results to a browser from a cryptographic device over a persistent peer-to-peer connection. A method for obtaining cryptographic services for a browser executing a webpage comprising the steps of establishing a persistent peer-to-peer connection over a wireless Internet Protocol communication network between the browser and a cryptographic device, in response to receiving user input to the webpage, transmitting, by the browser, data indicated by the user input over the persistent peer-to-peer connection to the cryptographic device, for cryptographic processing of the data by the cryptographic device using a cryptographic key stored on the cryptographic device to produce a cryptographic result, and receiving, by the browser, the cryptographic result over the persistent peer-to-peer connection from the cryptographic device, and providing the cryptographic result to the webpage.

The present invention belongs to the field of electric communication and relates to a smart manhole cover with highly reliable wireless communication, which includes a sensor unit, a communication unit, and a control and scheduling unit. The communication unit includes a metropolitan area network communication module and a private communication protocol module. When the metropolitan area network communication module of the smart manhole cover cannot access the metropolitan area network, or when it detects a self-organizing network request from surrounding Internet of Things devices, the private communication protocol module is activated. The private communication protocol module adopts a connectionless mode, which can increase the communication distance and reduce the communication cost. The communication network topology mode is that one wireless Internet of Things device corresponds to n data gateways. Even when most of the data gateways are damaged, it will not affect the transmission of emergency and alarm information, and can effectively improve the reliability of Internet of Things data transmission in an emergency state. The communication unit adopted by the present invention only needs to have a metropolitan area network communication module and a private communication protocol module at the same time, which can not only control the cost but also improve the reliability of data communication.

The disclosure relates to a 5th generation (5G) or 6th generation (6G) communication system for supporting a higher data transmission rate. A device in a wireless communication system, which is a software defined (SD)-wide area network (WAN) edge device, is provided. The device includes at least one transceiver and at least one processor, wherein the at least one processor is configured to generate a plurality of wireless internet protocol (IP) links between the SD-WAN edge and an SD-WAN gateway (GW), and select at least one wireless IP link from among the plurality of wireless IP links on the basis of a policy and wireless quality, wherein the wireless quality includes information on a packet loss of each of the plurality of wireless IP links and information on a throughput (Tput) of each of the plurality of wireless IP links.

A method and system for managing the performance of a router configured to provide internet communications over a first communication protocol (e.g. a wireless internet communication protocol such as

The remote operation and maintenance platform comprises an equipment layer, a cloud platform, a platform layer and an application layer, the equipment layer comprises thousand-square-level hydrogen production equipment, and a sensor for monitoring equipment operation and a PLC for controlling equipment operation are installed in the thousand-square-level hydrogen production equipment; the cloud platform is provided with a public cloud or a private cloud, the platform layer is provided with a private cloud server or a local server, the application layer is provided with a local display terminal and a mobile display terminal, both the cloud platform and the platform layer are deployed with Web configuration software, and the equipment layer, the cloud platform and the platform layer are communicated through a wireless internet of things. The cloud platform is communicated with the local display terminal and the mobile display terminal through the wireless Internet of Things, the platform layer is communicated with the local display terminal through a wired private network, the PLC collects data signals transmitted by the sensor and transmits the data signals to the cloud platform and the platform layer, and the platform layer restores the field of the thousand-party-level hydrogen production and water electrolysis hydrogen production system in a mirroring mode.

The utility model discloses a gateway device for wireless Internet of Things operation of an ocean fishing vessel. Comprising a box body, a shipborne power supply input unit, an LED power supply switch unit, an RS485 serial unit, a communication unit, a control unit, a battery unit and a water-proof and salt-fog-proof unit, wherein the shipborne power supply input unit can receive 220V alternating current voltage and supply power to a fishing boat generator; the LED power supply switch unit can bear power supply input of a fish gathering lamp; the RS485 serial unit supports an RS485 serial port; the shipborne power supply input unit is electrically connected with the LED power supply switch unit; through the cooperation of the shipborne power supply input unit, the LED power supply switch unit, the communication unit, the control unit and the battery unit, the gateway device has the characteristic of wireless communication, the gateway device is installed on each fish gathering lamp, the fish gathering lamps can be effectively grouped and segmented and quickly lighted, the use amount of wires is reduced, the installation is convenient, and the cost is low. The instant pumping and unloading load of the fishing boat generator is reduced, and the purpose of light operation of the fishing boat is achieved.

A system for connecting a device to a front portion of a motor vehicle includes at least a first mounting bracket. The first mounting bracket is configured to connect to a first mounting surface of a first chassis surface or a secondary component of the motor vehicle. The device is selected from: a bumper bar, a license plate holder, a D-ring, a light bar, a bumper mount, a recovery hook, a light pod, a hitch receiver, a flag mount, a camera mount, a fishing rod holder, a bicycle holder, a step, a cargo box, a tie-down point, an oil can, a spare tire mount, a winch, a wireless internet transmitter, a solar panel, a light pole, a pet container anchor, a shelter canopy, an umbrella stand, a table, a hammock, a seating device, a sink device, a grill, a pair of pliers, a shower module, or a toilet module, and combinations thereof.

The invention relates to the technical field of monitoring of pump systems. The invention discloses a wireless internet-of-things information acquisition system for a tower type pumping unit. The wireless internet-of-things information acquisition system comprises a motor test module, a transmission shaft test module, a speed reduction roller test module, a guide bracket test module and a wireless signal acquisition device. According to the invention, a complete sensing network covering a power source-transmission chain-bearing structure is established by integrating four testing modules including a motor, a transmission shaft, a speed reduction roller and a guide bracket; according to the structural characteristics of the tower type pumping unit, strain gauges are deployed in a high-stress area at the root of a guide support to monitor micro-strain changes, and an eddy current sensor and a dynamic torque sensor are adopted at key nodes of a transmission shaft to cooperatively monitor low-frequency bending and high-frequency torsional vibration coupling characteristics; a performance degradation model is conveniently established through long-term data accumulation, and transformation from post maintenance to predictive maintenance is realized in combination with a threshold early warning and trend prediction algorithm.

A wireless device comprises a front end and a processor coupled to the front end. The processor initiates an association between the wireless device and a wireless anchor device via the front end, enabling communication with the anchor device. The processor also causes the front end to transmit management frames, comprising a multitude of bits that specify physical layer capabilities (PHY capabilities), to the wireless anchor device. This multitude of bits includes a specific bit that indicates whether the wireless device is an Internet of Things (IoT) device.

A system is provided.SOLUTION: A system comprising: means for obtaining location information of a user when the user connects to a wireless internet spot; means for selecting relevant information based on the obtained location information; and means for notifying a messaging application of the user of the selected information.SELECTED DRAWING: Figure 1

The invention discloses an intelligent management system for supplying and recycling cutters and tools, which comprises an intelligent host, at least one cutter cabinet and at least one tool cabinet which are electrically connected with each other, and the intelligent host is provided with a scanning and distinguishing device, a touch display input device and a wired / wireless internet connection line, the intelligent host is provided with a material picking program module, a return program module, an old-to-new module, a replenishment program module, a push early warning notification module and a data analysis and report generation module, after an employee distinguishes and confirms, material picking and return or replacement of an old knife / tool with a new knife / tool can be carried out, a manufacturer can scan a bar code of the knife / tool according to replenishment, replenishment can be carried out immediately, and the replenishment efficiency is improved. In addition, the manufacturer can also receive the push early warning notice to carry out machine maintenance or cutter / tool replenishment, and the manager receives data analysis and report generation so as to understand the use condition of the related cutter / tool, so that the omnibearing cutter / tool management and control effect is achieved.

The present invention relates to a stock and coin operation management system in which, by means of an online / offline wired / wireless Internet network, when a stock and coin investment member information device and a stock and coin exchange member information device are used during stock and coin transactions to entrust stock and coin transactions to a stock and coin service provider content server, a stock and coin investment-dedicated benevolent generative AI, linking a nanosecond (ns) unit investment speed technology and a nanosecond (ns) unit investment recovery speed technology, autonomously performs stock and coin transactions through a first-stage to tenth-stage learning module for machine learning, and learns and performs a function of enabling a stock and coin investment member and a stock and coin exchange member to achieve only investment profits without investment loss.

The present invention provides a vehicle infotainment device combined with a black box, wherein an OS is operated in a sleep mode in which the operation of a camera is in a standby mode while power of a battery is maintained, and when a signal indicating that a vehicle has been started is received, the sleep mode is released and the OS is activated to connect to a vehicle AVN. The present invention comprises: a body (1010) having a predetermined shape; a power connection unit (1020) which is located on the outer surface of the body (1010) and receives power of a vehicle; an AVN connection unit (1030) for connecting to a vehicle AVN by wire or wirelessly; a wireless communication unit (1040); a storage unit (1050) in which various types of information are stored; a battery (1060) which is charged by receiving power of the vehicle through the power connection unit (1020); an OS driving unit (1070) which manages the OS to be maintained while power of the battery (1060) is maintained; a vehicle start management unit (1080) which checks whether the vehicle has been started or stopped; a power supply check unit (1090) which checks whether power is supplied from the vehicle; a black box management unit (1100) which receives and stores video captured by a camera; and a sleep mode management unit (1110) which, when the vehicle is stopped, stops running applications and disconnects a wireless internet network and causes the black box management unit (1100) to enter a standby state.

The invention discloses a corrugated paper product production early warning system and method based on the wireless Internet of Things, and the system comprises data collection modules which are disposed at a plurality of positions of a corrugated paper product production line, and are used for collecting the environment data, equipment data and product data of the production line in real time, the data acquisition module transmits the acquired data to the cloud server through the LoRa Internet of Things gateway; the data analysis module is configured in the cloud server and is used for analyzing the acquired real-time data, identifying an abnormal state in the data and sending alarm information to the abnormity early warning module through the wireless Internet of Things when the abnormal state is detected; and the abnormity early warning module is configured at an intelligent terminal of a production control center and / or a worker, and is used for carrying out early warning after receiving the alarm information.

The present invention discloses a method for rapid frequency recovery for wireless Internet of Things communication and sensing, which mainly solves the problems in the prior art of poor frequency offset estimation accuracy under short PN, difficulty in balancing the estimation range and accuracy, and high complexity. The implementation scheme is as follows: perform coarse frequency offset estimation and coarse frequency offset compensation on the QPSK complex baseband preamble sequence in sequence; use the complex baseband preamble sequence after coarse frequency offset compensation to perform fine frequency offset estimation; calculate the total estimated value using the coarse frequency offset estimated value and the fine frequency offset estimated value; use the total estimated value to perform frequency offset compensation on the signal data part to obtain the recovered signal. When performing frequency offset estimation, the present invention adopts two rounds of estimation, namely coarse estimation and fine estimation, to improve the frequency offset estimation accuracy of short PN. By adopting different estimation intervals for the two rounds of estimation, the maximum frequency estimation range is ensured. By adopting a combination of phase decision and rotation, a non-linear operation structure is avoided, and the complexity of frequency recovery is reduced. It can be used for high-speed and low-latency Internet of Things communication.

The embodiment of the invention provides a vehicle-mounted system upgrading device, a vehicle-mounted system upgrading remote control device and a vehicle-mounted system upgrading method, and the vehicle-mounted system upgrading device comprises a first wireless network module, a vehicle-machine docking module, a system upgrading module and an upgrading control module, the upgrading control module is used for uploading an upgrading request instruction to the vehicle-mounted system upgrading remote control device through the first wireless network module in real time; the first wireless network module is used for receiving an upgrade request instruction, generating a positioning instruction in response to the upgrade request instruction, sending the positioning instruction to the vehicle-mounted system docking module, uploading current position information fed back by the vehicle-mounted system docking module to the vehicle-mounted system upgrade remote control device, and forwarding a network resource configuration instruction received by the first wireless network module sent by the wireless internet to the system upgrade module; the network resource configuration instruction comprises the maximum available network resource quantity calculated and determined by the vehicle-mounted system upgrading remote control device according to the current position information. According to the embodiment, the vehicle system upgrading efficiency can be effectively improved.

1.The name of the design product: device with wireless Internet and intelligent conversation (ZM41). 2.The use of the design product: for wireless connection WIFI hotspot, providing network for electronic devices, and having intelligent voice conversation function. 3.The design points of the design product: the combination of shape, pattern and color. 4.The picture or photo that best shows the design points: front view. 5.The design claimed contains color.

The utility model discloses a wireless Internet of Things controller, relates to the Internet of Things field, and comprises a main support housing, two side edges of the main support housing are symmetrically and fixedly provided with installation side blocks, the top surface of each installation side block is provided with a fixed through hole, one side edge of the main support housing is horizontally inserted with a support column body, and the support column body is provided with a fixed through hole. A main antenna rod is fixedly connected to the end, away from the main supporting shell, of the supporting column body, fixed screw tubes are fixedly clamped to the two side edges of the main supporting shell, a sealing end is fixedly connected to one end of each fixed screw tube in a threaded mode, a covering sealing plate is horizontally connected to the top face of the main supporting shell in a butt joint mode, and broadcasting is carried out through a LoRa wireless module. The control module of the receiving end automatically interprets according to the codes and executes corresponding operations, the whole process does not need manual intervention, the automation degree and the response speed are greatly improved, and a high-reliability isolation power module is adopted, so that the situation that a control chip is damaged and cannot be used due to the fact that the control chip is impacted by an inductive load is avoided.

1. The name of this design product: 5G wireless Internet data terminal. 2. Purpose of this design product: to provide 5G wireless network access for electronic devices. 3. The design key point of this appearance design product lies in the shape. 4. The picture or photo that best illustrates the design points: three-dimensional picture.

1. The name of the design product: touch screen module (ESP32-P4 / S3-Touch-LCD-4B). 2. The use of the design product: suitable for learning and secondary development of integrated wireless Internet of Things or intelligent control application module. 3. The design points of the design product: in shape. 4. The picture or photo that best indicates the design points: design 1 perspective view 1. 5. Design 1 is designated as the basic design.

This disclosure relates to the provision of cryptographic services to web browsers, and more specifically, to systems and methods for providing cryptographic results to a browser from a cryptographic device over a persistent peer-to-peer connection. A method for obtaining cryptographic services for a browser executing a webpage comprising the steps of establishing a persistent peer-to-peer connection over a wireless Internet Protocol communication network between the browser and a cryptographic device, in response to receiving user input to the webpage, transmitting, by the browser, data indicated by the user input over the persistent peer-to-peer connection to the cryptographic device, for cryptographic processing of the data by the cryptographic device using a cryptographic key stored on the cryptographic device to produce a cryptographic result, and receiving, by the browser, the cryptographic result over the persistent peer-to-peer connection from the cryptographic device, and providing the cryptographic result to the webpage.