55 results about "Wireless internet" patented technology

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.

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.

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 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 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.

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 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.

The application discloses a data centralizing device and a data transmission system, and belongs to the field of data centralizing devices. The data centralizing device comprises a switch unit, a first wireless internet-of-things unit, a second wireless internet-of-things unit and a central control unit; the first wireless internet-of-things unit and the second wireless internet-of-things unit are electrically connected with the central control unit, the switch unit can be electrically connected with the central control unit, the first wireless internet-of-things unit executes a first protocol, the first wireless internet-of-things unit is connected with an internet-of-things terminal through the first protocol, the second wireless internet-of-things unit executes a second protocol, the second wireless internet-of-things unit is connected with a communication base station through the second protocol, a first end of the switch unit is used for accessing electric energy, and a second end of the switch unit is used for connecting an electric device; wherein the wireless connection range of the first wireless internet-of-things unit is smaller than the wireless connection range of the second wireless internet-of-things unit.

The application relates to the technical field of wireless communication, and particularly discloses a wireless terminal internet-of-things device multi-channel transmission system and method, which comprises the following modules: a data input module for receiving input data from a wireless internet-of-things device or a control center; a channel division and task allocation module for allocating transmission tasks to all channels based on current input data to be transmitted to obtain a transmission task channel allocation result; a data transmission and quality monitoring module for controlling all channels to perform data transmission according to the transmission task channel allocation result and monitoring real-time transmission quality of all channels; and a data receiving and merging optimization module for merging and optimizing real-time data transmission results from all channels when the latest received real-time data transmission result contains a transmission task end identifier and real-time transmission quality of all channels during execution of a current transmission task is not less than a quality threshold value; so as to meet the demand of complex data transmission of the internet of things.

The invention belongs to the field of underwater Internet of Things energy supply, and aims to solve the problems that manual battery replacement is high in cost and high in risk, traditional wireless charging lacks an intelligent energy supply strategy adaptive to a network structure, and cluster head nodes are difficult to collaboratively solve high energy consumption and easy to fail. The invention provides an underwater wireless Internet of Things energy supply system and method for enabling a support type robot, an operation and maintenance platform supplies power to the support type robot, receives data and uploads the data, a common node transmits the data to a cluster head, and the cluster head transmits the data to the support type robot. The support type robot sorts charging nodes based on a priority model fusing node residual electric quantity, energy consumption rate, distance and flow field environment, and wireless charging and data acquisition are completed through visual positioning; and the support type robot returns to the operation and maintenance platform after working, self-charging and data uploading are completed, and a complete data-energy closed loop is formed. The method solves the problems of high energy consumption and single-point fault of a traditional cluster head, improves the energy supply accuracy and reliability, reduces the operation and maintenance cost and risk, and is suitable for the scenes of marine monitoring, underwater engineering and the like.

The present application describes machines and methods that leverage enabling technologies such as robotics, sensing, machine learning, and wireless internet coverage (e.g., 5G cell coverage) in order to monitor photovoltaic systems such as solar sites. Machines according to the present disclosure can be operated remotely by users to traverse a solar site and perform a series of inspection steps, such as via an online portal. Autonomous and semi-autonomous operations are also possible. These methods and machines can eliminate the need for a technician to visit the site in person for routine inspection, and can provide better information when a site alarm is triggered so that if a technician does need to visit the site, he or she is better prepared. Also described herein are systems and methods for inventorying solar sites, and systems and methods for inspection of structure-mounted photovoltaic systems.

A communication device is disclosed. Specifically, the communication device may be a telephone service powered hotspot that plugs into a telephone jack of a Public Switched Telephone Network. The telephone plug of the hotspot provides power and a telephone connection for the hotspot. The hotspot may include a modem that can use the telephone connection to connect the hotspot to an Internet Service Provider. By using such a connection, the modem can provide dial-up internet connectivity for the hotspot. The hotspot can use the power supply to provide a wired or wireless power source for nearby devices after a disaster disables usual power sources. The hotspot can use the internet access from the modem to provide wired or wireless internet access for the nearby devices. However, because dial-up connectivity can have a very limited bandwidth, the hotspot may throttle applications when the bandwidth requires such throttling.

1. The name of the design product: thinkplus. 2. The use of the design product: the design product is used for wireless internet equipment for surfing the internet on the go. 3. The design points of the design product: in shape. 4. The picture or photo that best indicates the design points: reference figure in use.

The utility model discloses a hospital air purification system for intelligently detecting air cleanliness based on the Internet of Things. The hospital air purification system comprises an air purifier, a plurality of intelligent terminals and a plurality of wireless positioners, the air purifier comprises an ultraviolet lamp, a sensor assembly, a control module and a wireless Internet of Things module. The ultraviolet lamp is used for realizing air purification through ultraviolet disinfection; the sensor assembly comprises a PM2.5 sensor, a multi-type gas sensor and a temperature and humidity sensor and is used for detecting particulate matter in air, the concentration of multi-type gas and temperature and humidity data in real time. The control module is used for achieving overall control over the air purifier. The wireless internet of things module is used for being in wireless connection with an intelligent terminal and a wireless locator. Each wireless positioner is provided with a suction cup, and when the wireless positioner works, the suction cups are used for being sucked on a door of a hospital ward so as to sense whether the door is opened or not.

The invention discloses a wireless Internet of Things cloud side protocol conversion adaptation method and system, and belongs to the technical field of wireless Internet of Things and protocol adaptation, and the method comprises the steps: obtaining the weight corresponding to each network performance index under different service quality levels; obtaining a corresponding network performance index weight, obtaining a redundant data volume required by each protocol transmission data entity, and calculating an actual data volume; calculating transmission time and transmission efficiency of each protocol in combination with a network rate in a network performance index, and performing dimensionless processing; calculating the performance priority of each cloud side communication protocol; and selecting the protocol with the highest performance priority and the transmission time not exceeding the effective time of the data packet as a communication protocol, modifying the destination address of the data packet into a cloud address, and forwarding the cloud address to the cloud to complete cloud side protocol conversion adaptation. According to the invention, the protocol selection is ensured to be adaptive to the current communication scene and the data transmission requirement, the invalid data transmission is improved, and the overall communication quality of the cloud side communication of the wireless Internet of Things is improved.

The embodiment of the application discloses a kind of wireless Internet of Things data security management method and device, applied to electronic equipment, method includes: obtaining data to be transmitted and receiving device;Using preset key and preset encryption algorithm parameter is encrypted to data to be transmitted, obtains target data to be transmitted;The preset key is split, and first part key and second part key are obtained;Determine three data transmission channels between data to be transmitted and receiving device, three data transmission channels include first data transmission channel, second data transmission channel and third data transmission channel;Through first data transmission channel, target data to be transmitted is transmitted to receiving device;Through second data transmission channel, first part key and preset encryption algorithm parameter are transmitted to receiving device;Through third data transmission channel, second part key is transmitted to receiving device.Using the embodiment of the application can improve data transmission security.

The invention discloses a WAPI wireless internet of things system and method in a transformer substation, and relates to the field of WAPI in the transformer substation, and the method comprises the steps: setting the distance between an electromagnetic interference monitoring sensor and equipment, and collecting the electromagnetic interference data of equipment communication in the transformer substation; based on a CNN neural network, performing dynamic sensing and adjustment on a WAPI frequency band and a channel; a communication-first and verification-second processing mechanism is set, so that the reconnection efficiency after disconnection of the equipment and the server is improved; setting a standby communication link, and dynamically switching the standby communication link according to the reconnection times of the equipment and the server; and constructing a WAPI wireless internet of things stability evaluation model, and carrying out comprehensive evaluation on the WAPI wireless internet of things in the transformer substation. The method has the advantages that by dynamically sensing the electromagnetic environment change of the transformer substation, the dynamic adjustment capability of frequency bands, channels, reconnection and switching of the WAPI network is enhanced, the stability of the WAPI network is improved, and the stability and safety of data transmission of equipment are guaranteed.

1. The name of the design product: electronic ink screen development board (ESP32-S3 1.54 inches). 2. The use of the design product: learning and secondary development of integrated, wireless Internet of Things or smart control application development board with electronic ink screen. 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 an elevator water immersion internet-of-things wireless monitoring system, and belongs to the technical field of elevator internet-of-things monitoring. The elevator water immersion internet-of-things wireless monitoring system comprises an elevator shaft, an elevator runs in the elevator shaft, far infrared cameras are arranged on the outer walls of the periphery of the elevator, and photos on the wall of the elevator shaft are shot in real time; the temperature of a water immersion point is lower than the temperature of the periphery of the water immersion point, the water immersion point on the shaft wall of the elevator shaft can be found in time, and the position of the water immersion point on the shaft wall of the elevator shaft can be sent outwards through the wireless internet of things. Sundries covering the upper portion of the elevator shaft bottom water outlet can be cleaned in time, the discovery efficiency and convenience of water immersion points of the elevator shaft wall are improved, and the water drainage effect of the elevator shaft bottom is improved.

The invention relates to the technical field of data transmission, and discloses a service-based wireless Internet of Things terminal adaptive channel competition and scheduling method, which comprises the following steps of: after service data is acquired, matching service priority, processing data volume and resource calling volume; determining a first channel competition coefficient based on the service priority, marking a to-be-selected channel, and calculating a second channel competition coefficient by combining the average data volume and the average call volume of the service data in the to-be-selected channel; and weighting to obtain a comprehensive competition coefficient, selecting a final channel according to the sequence, and selecting a channel of which the transmission frequency is lower than a reference value if the difference is equal. According to the method, service differentiation self-adaptive scheduling is realized, the transmission quality of high-priority services is guaranteed preferentially, the channel conflict probability is effectively reduced, the utilization rate of wireless spectrum and channel resources is improved, and the network transmission efficiency and reliability are optimized.

1. The name of the design product: circular touch screen (ESP32-P4 3.4 inch / 4 inch). 2. The use of the design product: for learning and secondary development of integrated wireless Internet of Things or smart control application touch screen. 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.

The application provides a kind of distributed space-time block coding transmission system and transmission performance analysis method, the system includes: source node, for transmitting transmission signal;Distributed multiple intelligent reflecting surface IRS, for receiving transmission signal from source node, adjusting the phase of transmission signal, constructing space-time block coding, and distributing the signal after space-time block coding to destination node in a distributed manner;Destination node, for receiving the signal after space-time block coding, decoding the signal after space-time block coding to obtain transmission signal.The application can create line-of-sight line-of-sight link and construct space-time transmission by deploying multiple distributed IRS between source node and destination node, receiving the signal from source node and adjusting the phase to construct space-time block coding, and reflecting to destination node in a distributed manner, to realize reliable transmission of wireless link in the case of limited size and design complexity of transceiver and existence of obstacles in 6G wireless Internet of Things.