317 results about "Wifi network" patented technology

The invention provides a low-power-consumption communication method and system based on a 5GRedCap portable WiFi network, and relates to the technical field of low-power-consumption communication, and the method comprises the steps: carrying out the adaptive control of a DRX period predicted according to WiFi access flow, setting the wake-up control of a RedCap communication terminal module, setting the adaptive switching of a bandwidth part, and setting the switching operation of a cellular communication system. By introducing a DRX cycle adaptive control mechanism based on WiFi access flow prediction and an intelligent wake-up strategy of uplink and downlink linkage into a 5G RedCap communication terminal module, the DRX sleep and wake-up cycle can be dynamically adjusted according to the actual service load state, the power consumption during the idle period of the terminal is effectively reduced, the energy waste caused by frequent wake-up is avoided, and the user experience is improved. And precise energy-saving management of the honeycomb side is realized.

The invention belongs to the technical field of Internet of Vehicles, and particularly relates to an LTE and WiFi switching method using a deep learning network, which comprises the following steps: acquiring the strength, delay and packet loss rate data of LTE and WiFi signals in real time, judging the geographic position and motion state of equipment in combination with a GPS and an IMU, and selecting an optimal network switching strategy according to the current state by using a deep reinforcement learning algorithm. Switching operation is executed, non-inductive switching is guaranteed, the network state and the switching history are stored, and the DQN model is updated periodically. According to the technical scheme, the vehicle-mounted navigation system and the IMU are combined, the system can recognize a specific scene in advance and pre-judge network switching, through the DQN algorithm, the system has the self-learning capability and can adapt to different environments, double-network concurrent connection is adopted to ensure that a user does not perceive the switching process, the WiFi network is preferentially used to save LTE flow, and instability caused by signal fluctuation is avoided.

The invention relates to the technical field of wireless communication and data transmission, in particular to a data transmission method, system and device based on a portable WiFi network. The method comprises the following steps: acquiring initial multipath channel signal data; performing channel feature extraction on the initial multipath channel signal data to obtain antenna channel feature data; performing phased-array antenna beam calculation on the antenna channel characteristic data to obtain an antenna initial beam directional diagram; performing spatial filter interference suppression on the antenna initial beam directional diagram to obtain antenna optimization beam form data; performing digital beam forming on the antenna optimization beam form data to obtain antenna beam configuration parameters; performing network topology node analysis on the antenna beam configuration parameters to obtain a portable WiFi node distribution diagram; and carrying out improved on-demand routing calculation on the carry-on WiFi node distribution map to obtain an initial routing topological structure. According to the invention, the reliability of portable WiFi network data transmission is improved.

The present application provides a multi-network collaborative operation method, device and storage medium. When the WIFI network currently accessed by the first terminal device is insufficient to meet the business needs of multiple business flows that need to be processed in the first terminal device, the method uses the WIFI network and the hotspot network opened by the second terminal device at the same time, and sends and receives high-priority business flows to the hotspot network, and retains other business flows in the WIFI network for sending and receiving, thereby ensuring that the business flows are processed normally and reducing the consumption of cellular traffic.

A client station receives a first data unit from an access point (AP) of a wireless local area network (WLAN). The first data unit includes a first WLAN management frame having an indication that the AP is operating in a plurality of frequency segments. The first WLAN management frame includes respective MAC addresses utilized by the AP for operation in the respective frequency segments. Responsive to receiving the first WLAN management frame, the client station generates a second WLAN management frame. The second WLAN management frame includes, for each of multiple frequency segments among the plurality of frequency segments, respective operation information indicating respective operation parameters of the client station for the respective frequency segment. The client station transmits a second data unit having the second WLAN management frame in connection with establishing communication with the AP using the multiple frequency segments.

A protected health information (PHI) service is provided which de-identifies medical study data (e.g., digital imaging and communications in medicine (DICOM) study data) and allows medical providers to control PHI data, and uploads the de-identified data to a remote service system. The PHI service, or an associated service, hosted within an organization performing scans, maintains a database of personally identifiable information, and enables the user to access PHI without having to establish a connection to a virtual private network or WiFi network of the medical service provider. The system also increases the speed, efficiency and flexibility of the technology of medical imaging and analysis over computer networks by correlating unique identifiers in the PHI Service in order to accept DICOM study data over time, and track and retrieve what PHI data has changed regardless of the chronological order in which it was received.

Disclosed are systems and methods that provide a decision-intelligence (DI)-based, computerized framework for automatically and dynamically determining a quantity and positioning of APs within a location, for which an optimized WiFi network can be realized. The disclosed framework can operate by determining a floor plan / layout of a location using tracked and analyzed channel metrics from the various WiFi devices in the location. Based upon the computational analysis of such metrics, the framework can identify the ideal spots for signal coverage, detect weak / dead spots for signal coverage, close the coverage hole gaps in the house, and the like. Thus, the network topology of a WiFi network, inclusive of the number of nodes in the topology, as well as the quantity of nodes, can be determined, configured and applied to a location, which can control how a location's network operates.

The invention discloses a high-performance communication method and system based on a 5G portable WiFi network, and relates to the technical field of monitoring analysis, and the method comprises the steps: carrying out the multi-dimensional signal parameter collection of a current communication environment, obtaining the real-time environment data corresponding to the current communication environment, and constructing a communication environment topology model based on the real-time environment data; performing performance bottleneck analysis on the communication environment topology model, extracting feature data according to the result of the performance bottleneck analysis, performing dynamic allocation on the 5G RedCap carry-on WiFi network according to the feature data and the real-time environment data to obtain a resource allocation optimization scheme, and performing transmission link establishment on the 5G RedCap carry-on WiFi network based on the resource allocation optimization scheme. The transmission link quality is monitored in real time, link performance indexes are obtained, and network transmission parameters are optimized according to the link performance indexes and the communication environment topology model; and an optimization result is sent to the terminal equipment so as to execute high-performance data transmission based on 5G RedCap portable WiFi. The application has the effect of improving the communication quality.

The invention discloses an industrial edge computing gateway system based on the Internet of Things and an implementation method. The edge gateways are in communication connection, work data of at least one connected device and / or other edge gateways are obtained, and the work data represent data generated or obtained by the connected device in work; performing data fusion processing analysis on the working data; the router realizes communication between the server and the edge gateway through WiFi to upload the working data and / or a processing analysis result of the working data; and the management terminal configures all built-in parameters of the edge gateway and the subordinate industrial equipment or sensor equipment thereof, wherein the built-in parameters comprise parameter configuration required by network connection of the edge gateway. According to the scheme of the invention, northbound communication between the edge gateway and the server is realized based on the WiFi network, and networking is carried out between different edge gateways for mutual communication; fusion calculation is achieved in the edge gateway, an emergency processing mechanism is achieved on the edge side, and the problems of data processing and compatibility existing in an existing industrial gateway system are solved.

The present application provides a call service switching method and apparatus. The method comprises: determining a dual-SIM frequency band combination of a dual-SIM card device as a DSDS mode; determining that at least one of two SIM cards supports a VoWiFi service and a preference setting of the SIM card is mobile network priority or auto mode; and if the network signal strength of the current environment satisfies a WiFi switching threshold in a switching strategy (i.e., a second switching strategy) corresponding to WiFi priority, controlling the SIM card to switch to the VoWiFi service. In this way, the SIM card uses a WiFi network to carry a call service, without occupying radio frequency resources, and the other SIM card can normally use radio frequency resources. Hence, according to the solution, in a scenario in which the current environment is covered by the WiFi network, the SIM card supporting the VoWiFi service is directly controlled to switch to the VoWiFi service, without occupying radio frequency resources, and thus the other SIM card can normally use radio frequency resource, thereby solving the problem that when one SIM card is handling a call service in a DSDS mode, the other SIM card cannot use radio frequency resources.

The invention discloses a WiFi network connection method, electronic equipment, a WiFi network connection system and a readable storage medium, and belongs to the technical field of terminals. The method comprises the steps that when the distance between first electronic equipment and second electronic equipment is smaller than a first distance, near field communication is established between the first electronic equipment and the second electronic equipment, WiFi connection information sent by the second electronic equipment through the near field communication is received, a first prompt message is displayed, the first electronic equipment and the second electronic equipment log in the same equipment account, and the first electronic equipment and the second electronic equipment log in the same equipment account. The second electronic equipment is connected with the WiFi network, the first prompt message is not displayed under the condition that the distance between the first electronic equipment and the second electronic equipment is smaller than the second distance and larger than or equal to the first distance, and the first distance is smaller than the second distance. And after the connection operation is received, connecting the WiFi network based on the WiFi connection information. Thus, the WiFi connection information is shared through near field communication, and even if the first electronic equipment is not connected with the network, the first electronic equipment can be quickly connected with the WiFi network.

The invention relates to a narrow-band system differential upgrading method of a wide-narrow band fusion terminal. When version upgrading is needed, the wide-narrow band fusion terminal firstly reports an original narrow-band system version number to the upgrading management server, the upgrading management server finds a target software version, the original narrow-band system version and the target software version are compared, and a differential upgrading package is made; and the differential upgrade package is sent to a broadband system in the broadband and narrowband fusion terminal, the broadband system sends the differential upgrade package to a narrowband system, and the narrowband system carries out an upgrade process. According to the method, differential upgrade package transmission optimization is used, only the part needing to be upgraded is transmitted, the data transmission amount is reduced, and the transmission efficiency is improved; the upgrade management server monitors the upgrade process in real time and provides a feedback mechanism to ensure smooth upgrade; and the broadband system and the upgrade management server are connected through a 5G / WIFI network, and the broadband system and the narrowband system are connected through a UART, so that the stability of data transmission is ensured.

The invention provides a virtual private network communication system and method based on a 5G terminal, and the system comprises the 5G terminal which is connected with 5G and WIFI double links at the same time, and builds a virtual private network for a user through a vxlan virtual network; the network branch detection and analysis system is used for detecting network state information of the 5G network and the WIFI network; the link control system is used for controlling the priority of an input end link according to the network state information and controlling and distributing the flow of the link; the vxlan virtual network management system is used for configuring and managing the information of the vxlan virtual network; under the clamping of multiple links of the terminal, the transmission path is dynamically adjusted, the communication performance is exerted to the maximum extent, better network service quality is provided for more access users under the terminal, and therefore clients are helped to construct a reliable, flexible and easy-to-maintain virtual private communication network.

The embodiment of the invention provides a network access method and device, equipment, a storage medium and a program product, and the method comprises the steps: receiving a request message sent by terminal equipment, the request message is used for requesting to access a WiFi network, determining the equipment type of the terminal equipment according to the request message, determining a target WiFi network in a plurality of to-be-selected WiFi networks according to the equipment type, and sending the target WiFi network to the terminal equipment according to the target WiFi network. And according to the target WiFi network, access processing is performed on the terminal equipment, so that the data transmission efficiency is improved.

The invention relates to the technical field of mobile communication, in particular to a communication network switching method and device, computer equipment and a storage medium. The method comprises the following steps: acquiring wireless local area WiFi network signal strength and long term evolution LTE network signal strength of a target terminal; performing signal prediction according to the WiFi network signal strength and the LTE network signal strength based on a signal strength prediction model to obtain a new wireless NR network signal strength; and performing communication network switching on the target terminal according to the LTE network signal strength and the NR network signal strength. According to the invention, the communication network switching of the target terminal can be realized according to the actual conditions of the LTE network signal strength and the NR network signal strength, the situation that the communication network is frequently switched when the target terminal receives the WiFi network signal, the LTE network signal and the NR network signal at the same time is prevented, the stable switching of the communication network of the target terminal is ensured, and the user experience is improved. And the communication quality of the user is ensured not to be influenced by frequent switching of the communication network.

The embodiment of the invention provides an interaction method and device of AI model parameters, the method is applied to a WIFI sending end, and the method comprises the following steps: after an auto-encoder of the WIFI sending end is embedded with the AI model parameters, sending a data frame with a special sequence to a WIFI receiving end through the auto-encoder of the WIFI sending end, and sending the special sequence to a WIFI receiving end, so that the WIFI receiving end identifies the data frame according to the special sequence, and decoding the data frame through an auto-encoder of the WIFI receiving end under the condition of successful identification. The self-encoder improves the coding efficiency and the decoding accuracy of a traditional WIFI transmitter and a traditional WIFI receiver system, so that the WIFI network performance and the user experience are enhanced, and the problem that the effect of enhancing the network performance and the user experience through the AI / ML cannot be achieved due to the fact that the specific implementation mode that the AI / ML is used for the WLAN does not exist in the related technology is solved.

The invention discloses a wireless sensing method based on WiFi multiple carriers, and belongs to the field of wireless sensing. The method comprises the following steps: selecting three subcarriers with equal frequency difference from acquired CSI data, and dividing the first two subcarriers and the last two subcarriers into two pairs according to the sequence of the frequencies from small to large; calculating the ratio of the CSI of each pair of subcarriers; performing primary division operation on the two ratios, and calculating the ratio of the two ratios to obtain a multicarrier secondary ratio; and constructing a mapping relation between the multicarrier quadratic ratio and a reflection path length change caused by the target motion to obtain a human body motion sensing result. In order to solve the problems of amplitude hopping and random phase deviation in actual channel state information collected on a single-antenna and multi-antenna wireless sensing system with separated receiving and transmitting, fine-grained subcarrier information provided by a new-generation WiFi network card is used, and two-time division operation is carried out, so that the channel state information is obtained. And the influence of gain control and phase deviation is eliminated, so that ideal CSI is obtained for wireless sensing.

The invention provides a WIFI network access method and device, equipment and a storage medium. The method comprises the following steps: determining each WIFI access point which can be accessed by terminal equipment; determining a target WIFI access point according to the position information of the terminal equipment and the network quality coverage map corresponding to each WIFI access point, and accessing the target WIFI access point; the network quality coverage map is used for representing network quality information of a WIFI network corresponding to the WIFI access point at each position point in a coverage range; the target WIFI access point is the WIFI access point with the highest network quality information under the position information of the terminal equipment; the network quality coverage map is determined by the WIFI access point according to the network quality data uploaded by the plurality of historically accessed terminal devices and the position of the WIFI access point, and the network quality data uploaded by the terminal devices can cover information such as shielding and interference in the WIFI network coverage range. The determined network quality coverage map can reflect the actual condition of the network quality, so that the WIFI network with the optimal current network quality can be accurately accessed.

Embodiments disclosed herein include playback devices with multiple radios, antennas, filters, and switching circuits employed to enable switching of radios between multiple wireless networks. The switching is based on parameters of the wireless networks and on capabilities of other satellite playback devices communicating over the wireless networks. In some embodiments, the wireless networks are WIFI networks operating over one or more of a 2.4 GHz WIFI band, a lower frequency region of a 5 GHz WIFI band, a higher frequency region of the 5 GHz WIFI band, and a 6 GHz WIFI band. In some embodiments, the radios are switched between wireless networks in response to a change of frequency of a WIFI Access Point and / or a lost connection to a satellite playback device.

The invention provides a four-way vehicle based on WiFi and Lora network convergence and a wireless communication method. A first wireless communication module and a second communication unit which are complementary in performance are arranged in a four-way vehicle, and interactive communication is flexibly achieved through a base station or a gateway in a system by means of the two communication units according to the real-time communication quality in the warehousing system. According to the application, a WiFi + lora network fusion mode is adopted, so that on one hand, the defects of single network communication can be made up; the problem of WiFi signal shielding caused by cargo accumulation, the problem of incapability of roaming of a four-way vehicle caused by improper distance setting of a plurality of WiFi gateways, the problem of signal attenuation of a certain area caused by antenna angle change of the WiFi gateways, the problem of interference of other on-site WiFi networks on a four-way vehicle network, the problems of low transmission rate and low real-time performance of a Lora network, and the problems of small bandwidth and low real-time performance of the Lora network are solved. And the content of transmitted data is small. And on the other hand, the lora terminal can be matched with a GPIO switch on the main control power supply to remotely realize the on-off operation of the four-way vehicle.

The invention discloses an emergency communication system based on a new-generation AIS and multi-mode communication fusion terminal. The emergency communication system comprises the new-generation AIS and multi-mode communication fusion terminal, and an AIS system, a Beidou system, an offshore broadband system and a VHF system which are connected with the new-generation AIS and multi-mode communication fusion terminal. The fusion terminal based on the new-generation AIS and the multimode communication comprises a main panel, the main panel is connected with a radio frequency module which is used for realizing mobile communication and WIFI network coverage of a ship and a surrounding weak signal area, a converged communication processing module which is in butt joint with each shipborne device to realize multimode communication, a display screen which is used for realizing data display and a loudspeaker which is used for realizing voice broadcast. According to the invention, an efficient and reliable communication solution can be provided for marine safety of ships and sailors, so that the marine data communication capability and the efficiency and success rate of accident help seeking are improved.

The invention discloses an equipment remote operation and maintenance method, system and device based on status code reporting and a medium, status information generated in an equipment operation process is stored in a local database built in the equipment, and the status information comprises a status code and current network information; when network communication is normal, uploading the state information in the local database to an operation and maintenance server through a network; and when the network communication is abnormal, setting a country code according to the position of the equipment, starting a seed card prefabricated in the equipment based on the country code to form a seed card network, establishing network connection between the equipment and the operation and maintenance server through the seed card network, and uploading the state information to the operation and maintenance server. The method is particularly suitable for the scene that the device is used in multiple countries in the world, when the position where the device is located cannot be connected with the WIFI network or the cloud card network, the seed card network is built through the multiple prefabricated seed cards with the transnational roaming capacity, and the network communication environment of the device is recovered in time.

Disclosed are computerized systems and methods for a highly scalable, cloud-based AI / ML execution platform. The disclosed systems and methods provide a computerized framework that can generate and execute AI / ML models that provide agile, real-time predictions that can facilitate, cause and / or provide instructions for high-fidelity, real-time management of a multitude of cloud-based WiFi network locations, inclusive of the access points and / or user equipment operating therefrom / therein. The framework can cause a ML model to be trained that is then executed to generate a location-specific AI model that can then be executed to predict how a network can and / or should be configured based on current characteristics at the location, which can then be managed and put into place on at the location via the framework.

The invention discloses a vehicle-based video pushing method and system and a storage medium, and belongs to the technical field of data processing. When the vehicle accesses the WiFi network, the server obtains an interest tag of a driver of the vehicle; the server searches for a push video matched with the interest tag in a network video library, and pushes a video clip of a predetermined duration in the push video to the vehicle through a WiFi network; the vehicle obtains vehicle state information, environment information and driver state information, and generates a safety level according to the vehicle state information, the environment information and the driver state information; the vehicle obtains visual attention information and user interaction behavior information, and an attention weight is generated according to the visual attention information and the user interaction behavior information; and the vehicle determines a playing mode according to the safety level and the attention weight, and controls playing of the video clip according to the playing mode. According to the invention, the video is pushed in advance when the WiFi is accessed, the pushing flow is saved, and the driving safety and the watching experience can also be considered.

The invention relates to the technical field of LED lamp control, and discloses an intelligent LED lamp control system which comprises an LED lamp controller. The LED lamp controller comprises a main control chip module which is responsible for receiving and processing signals from each module and controlling the working state of an LED lamp; the BLE module supports a Bluetooth low energy consumption protocol, is in wireless connection with the smart phone and the tablet equipment, and receives a control command; the 2.4 G wireless module adopts a 2.4 GHz wireless communication technology, communicates with a remote controller, receives a signal and adjusts the LED lamp; and a USB interface module. According to the intelligent LED lamp control system provided by the invention, the BLE module, the 2.4 G wireless module, the USB interface module and the WiFi module are integrated, Bluetooth connection with intelligent mobile phone equipment, 2.4 GHz frequency band remote controller communication, USB connection with computer equipment and remote control and cloud management realized through a WiFi network are respectively supported, and a user can realize remote control and cloud management according to different environment and scene requirements. And the most appropriate control mode is selected.

The invention discloses an intelligent detection method, device and equipment for a Portal authentication page and a medium, and relates to the technical field of Portal authentication, and the method comprises the steps: a relay device is connected to a target WiFi network, and then sequentially initiates an HTTP request to at least two reference detection URLs belonging to different service providers; analyzing an HTTP response state code of each request, and if the state code is a state code indicating redirection, judging that a Portal authentication page exists and extracting a jump address from a response head; if the status code is a successful status code but the response content is not matched with a preset successful identifier, analyzing the HTML content of the response, searching and extracting the URL indicated by the embedded jump instruction, and if the extraction is successful, judging that a Portal authentication page exists; and displaying the obtained Portal authentication page address to a user through a Web management interface of the relay equipment. According to the method, multi-source detection and multi-layer analysis are implemented on the relay equipment side, the detection compatibility and reliability are remarkably improved, and a unified network side interaction entrance is provided to ensure that a user can reliably complete authentication.

The invention discloses a terminal network distribution system and method, and belongs to the technical field of smart home. The system comprises a terminal and a control terminal. The terminal is used for continuously sending Bluetooth broadcast data after being powered on, and the Bluetooth broadcast data carries a first encrypted message; the control end is used for obtaining a second encrypted message after receiving the Bluetooth broadcast data, and the second encrypted message is generated in response to successful decryption of the first encrypted message; and the terminal is also used for establishing a Bluetooth connection with the control end after receiving the second encrypted message and successfully decrypting the second encrypted message, so as to access the WIFI network through the control end. According to the invention, the terminal continuously sends the Bluetooth broadcast data after being electrified, so that the terminal can automatically enter the network distribution state to continuously send the Bluetooth broadcast data without actively controlling the terminal by a user, and the user experience in the network distribution process of the terminal is improved.

The present invention discloses a multi-functional portable WIFI, comprising: a carrying frame and a connection frame; a portable WIFI component, disposed inside the carrying frame and used to provide a WIFI network for users; a backup power supply component, disposed inside the connection frame and used to provide a backup power supply for the portable WIFI component; a manual power generation component, disposed inside the connection frame and used to supply power to the backup power supply component manually. The present invention obtains and stores electric energy through manual power generation by the manual power generation component, obtains filtered clean water through the water purification component to solve the water source problem, forms an arc to generate high temperature to heat an object to obtain a fire source by energizing the arc ignition head, converts light energy into electric energy and stores it through the solar panel, provides two power supply methods to improve the applicable range of the device, so as to effectively help users in distress to obtain clean water source, obtain a fire source and obtain electric energy.

The invention discloses a WiFi connection method and system of a non-screen device, a terminal device and a medium, and relates to the technical field of device network distribution. The method comprises the steps that the method is applied to WiFi distribution network control equipment, and after the non-screen equipment is started, a bidirectional data interaction channel supporting instruction transmission and function calling between the WiFi distribution network control equipment and the non-screen equipment is established through a debugging tool matched with an operating system to which the non-screen equipment belongs; calling a preset WiFi network distribution tool integrated in the non-screen equipment through the channel; based on a guide type interaction instruction output by the tool, sequentially sending connection parameter information, and controlling the non-screen equipment to complete authentication connection with the target WiFi network; and in the channel connection state, sending a network connectivity verification instruction, and judging whether the WiFi network is successfully accessed according to a feedback result of the non-screen equipment. According to the invention, the problem that the WiFi connection of the existing non-screen equipment needs an additional screen or hardware is solved, a more accurate and efficient connection method is provided, and the WiFi connection requirement of the non-screen equipment is met.

The application discloses a call routing method and system, an electronic device and a readable storage medium. The method comprises the following steps: a service call session control function (S-CSCF) network element receives a call request message initiated by a calling terminal, wherein the call request message carries a called number of a called terminal; in the case that it is determined that a target network in which the called terminal is located is a WIFI network, the call request message is sent to the called terminal through an interconnection session border controller (ISBC) and an access side proxy server; wherein the called terminal is in communication connection with the access side proxy server through the WIFI network, and the access side proxy server is in communication connection with the ISBC.