188 results about "Wireless communication protocol" patented technology

The invention discloses a concrete strength remote monitoring method and system suitable for a complex environment, and belongs to the technical field of civil engineering structure health monitoring. The remote monitoring method comprises the following steps: step 1, acquiring performance data of a concrete structure and related environmental factor data, and transmitting multi-source heterogeneous data to a data processing center in real time through a preset wireless communication protocol; step 2, constructing a five-dimensional tensor data structure, and realizing accurate mathematical expression of a complex coupling relationship between environmental factors and material characteristics through tensor decomposition; step 3, capturing nonlinear time-varying characteristics of concrete strength evolution; 4, quantifying the age effect through an intensity development rate index; step 5, based on the intensity development rate change trend, adaptively adjusting the data sampling frequency and monitoring the environmental condition fluctuation; and step 6, evaluating the safety state of the concrete structure in real time, and ensuring safe and reliable operation of the concrete structure in a complex environment.

The invention relates to an intelligent water service pipe network monitoring method based on Internet of Things fusion, and aims to solve the problems in heterogeneous sensor data accurate acquisition, consistent processing, efficient anomaly recognition and trend prediction. According to the core technical scheme, the method comprises the steps that deployment of multiple types of sensors is optimized, standardized calibration is implemented, efficient collection and local preprocessing of original data are achieved through a wireless communication protocol, and data uniformity and reliability are guaranteed through data normalization, noise suppression and abnormal value elimination; performing historical operation trend and short-term fluctuation feature extraction and conventional trend prediction by adopting space-time mixed feature perception and a deep neural network, and integrating an adaptive anomaly detection and correction mechanism to realize emergency response and cause explanation; and finally, an analysis result is fed back to an early warning and resource scheduling system, and the model is periodically optimized. According to the scheme, the sensing precision, intelligent analysis and abnormal response capability of the operation data of the water service pipe network are remarkably improved.

A wireless communication protocol using CSMA / CA, EDCA and R-TWT to prioritize RTA traffic transmissions. During an R-TWT SP, the RTA traffic is prioritized for transmission and mechanisms are provided for assuring proper indications and termination of the R-TWT SP. During this process, member STAs communicate with the R-TWT scheduling AP when they have no more frames to send. The R-TWT scheduling AP can also terminate the R-TWT SP before its scheduled end time, allowing non-member STAs to immediately contend for the channel. In addition, the R-TWT scheduling AP can exchange frames with STAs, that have an R-TWT feature but are not R-TWT member STAs, after frame exchanges with the R-TWT member STAs during the R-TWT SP have been completed.

Techniques are described for triggering a determination of a first address identifier for the computing device by an address rotation unit of a computing device, wherein the first address identifier is an active address identifier for the computing device that identifies the computing device according to a wireless communication protocol, and wherein the address rotation unit is a component distinct from a processing unit of the computing device; in response to the address rotation unit determining that a timer is expiring, triggering a determination of a second address identifier for the computing device by the address rotation unit and while the processing unit is operating in a power-saving mode; setting the second address identifier as the active address identifier for the computing device by the computing device;and broadcasting a display by the computing device based on the active address identifier, the display being in accordance with the wireless communication protocol.

This disclosure describes systems, methods, and devices related to enhanced connectivity. A device may receive a data payload and modulation and coding scheme (MCS) information for transmission. The device may select a low-density parity-check (LDPC) codeword size based on the data payload size and the MCS information. The device may encode the data payload into at least one LDPC codeword according to the selected LDPC codeword size. The device may transmit the encoded LDPC codeword using a wireless interface.

A wireless communication protocol which operates with multi-link devices (MLDs) having simultaneous transmit and receive (STR) link pairs to allow transmitting a long MU PPDU by an originator on a first link, which is acknowledged (Ack) by a recipient on a second link. The Ack on the second link may be on a single resource unit (RU) which may be shared by multiple stations. The Ack may be received during the MP PPDU on the first link, making it a quick Ack. In many cases this allows the originator to perform a retransmission within the same PPDU, thus especially benefitting real-time traffic which is latency sensitive.

A system for real-time prediction of heart disease and to support clinical decisions; the system includes: a patient data acquisition module configured to receive multimodal inputs, including physiological signals selected from electrocardiographic waveforms, blood pressure readings, heart rate readings, and oxygen saturation readings, as well as demographic and lifestyle information, including age, gender, cholesterol levels, smoking habits, and family medical history; a preprocessing engine configured to perform data cleansing, imputation of missing values, categorical coding, and feature scaling, so that the input data is normalized and converted into a format suitable for machine learning; a processing core comprising a multi-core CPU / GPU system-on-chip operationally coupled with a secure storage unit, wherein the processing core is configured to execute a variety of pre-trained machine learning models, including Naive Bayes, Random Forest, Logistic Regression and Decision Tree classifiers; a model evaluation unit configured to calculate validation metrics such as precision, recall, F1 score and area under the curve for each of the models and dynamically select the model with optimal performance to generate real-time predictions for the risk of heart disease; a display interface configured to present predictive results in the form of risk probability values, confidence indices, and actionable recommendations that are mapped to clinical treatment guidelines; and a communication interface configured to transmit emergency alerts based on high-risk predictions to remote caregivers, hospitals, and emergency response systems via wireless communication protocols such as WLAN, Bluetooth, and 4G / 5G cellular connections.

The invention relates to the technical field of water pump control, in particular to an integrated water pump control system based on LoRa, which comprises a water level detection module used for monitoring a water level signal in real time, a timing control module used for setting a time parameter of water pump operation, and a microcontroller module used for controlling the water pump according to the water level signal and the set time parameter. And outputting a control signal to the execution module to control start-stop of the water pump. The water level signal and the timing parameter are jointly judged through the microcontroller module, and a delay control strategy is introduced, so that false triggering caused by instantaneous water level fluctuation is avoided, and the operation stability and the control reliability of the system are effectively improved. And the execution module adopts a relay control circuit and is provided with triode driving and follow current protection measures to ensure that the start-stop process of the water pump is safe and quick in response. A LoRa wireless communication protocol is adopted, long-distance and low-power-consumption data transmission is supported, and the system is especially suitable for automatic control requirements in remote areas or agricultural irrigation and other network-free environments.

The invention discloses an endoscope cleaning disinfectant test paper monitoring method which comprises the following steps: S1, constructing a monitoring environment, fixing to-be-detected endoscope cleaning disinfectant test paper at a preset position of the monitoring environment, and controlling and adjusting a uniform light source to irradiate the test paper; s2, shooting a color image of the test paper based on an image acquisition module to obtain test paper image data, S3, carrying out image processing on the test paper image data, and extracting a color characteristic value of a test paper reaction area; s4, performing comparative analysis on the color characteristic value and a preset standard color value, if the color characteristic value is within a preset standard color value range, judging that the test paper is qualified, otherwise, judging that the test paper is unqualified; and S5, packaging the test paper image data and the corresponding judgment result into a monitoring data packet, marking a timestamp, uploading the monitoring data packet to a traceability management center server through a wireless communication protocol for storage and recording, and generating a disinfection quality report at the same time.

A method for wireless communications between an input device and a host. When only displacement data is detected in a period of time, a reduced-size packet is generated with the displacement data while eliminating packet fields corresponding to the other input data. The reduced-size packet is wirelessly transmitted to the host. When other input data is detected in the period of time, a data packet for the other input data is generated with a packet field for the other input data and is wirelessly transmitted to the host.

The invention relates to a motor home light control method, and belongs to the technical field of vehicle control, and the method comprises the following steps: obtaining real-time state data and ambient light intensity data of lamps inside and outside a motor home; matching is carried out according to the real-time state data and a preset scene mode, and a corresponding scene control instruction is generated; adjusting a lamp brightness parameter according to the ambient light intensity data and the battery electric quantity data; generating a color control signal for the lamp supporting color adjustment; triggering a corresponding lamp state change instruction according to a preset timing task list and the current time; uploading the state data to a remote control terminal through a wireless communication protocol, and updating lamp control parameters according to a returned remote control instruction; and the adjusted control parameters are issued to the lamp driving unit, and dynamic adjustment of the light state is completed.

The invention discloses an intelligent security system and method based on big data service, and relates to the technical field of big data and security, the system is composed of a sensing layer, a data layer and an application layer, the sensing layer, the data layer and the application layer realize data interaction by means of wired and wireless communication protocol combination to form a closed-loop security management and control system, and the closed-loop security management and control system is connected with the application layer. According to the invention, a unified big data fusion analysis platform is constructed, and heterogeneous data sources such as a goods information management system, a warehouse control system, an environment monitoring system, a personnel positioning system and an equipment operation state monitoring system are connected. And real-time convergence, cleaning, association and deep mining of multi-dimensional data are realized based on a strong data channel-in-channel capability. By deploying a multi-mode sensor network, holographic and high-precision sensing of a warehouse environment, a goods state and equipment operation is realized.

A system is provided. The system includes a plurality of wireless access points (WAPs) corresponding to a plurality of wireless communication protocols. The system includes a wireless local network server coupled to the plurality of WAPs via a communication bus. The wireless local network server is configured to convert data under the plurality of wireless communication protocols to data under a local protocol. The system includes a data diode communicatively coupled to the communication bus. The system includes a processor configured to control the data diode to exchange the data under the local protocol between the plurality of WAPs. Also provided is a method and an apparatus.

Systems, methods, and devices locate and identify wireless devices within operational environments such as automobile environments. Methods include determining, using one or more processors of a central wireless device, one or more identifiers associated with a peripheral wireless device, and performing, using the one or more processors, a wireless exchange with the peripheral wireless device, the wireless exchange comprising one or more channel sounding operations compatible with a wireless communications protocol. Methods further include determining a plurality of estimated distances based on channel sounding data obtained by the central wireless device and received from a plurality of remote wireless devices based on the wireless exchange, and determining a location and identity of the peripheral wireless device within an operational environment based on the plurality of estimated distances and the one or more identifiers.

A system is provided. The system includes a plurality of wireless access points (WAPs) corresponding to a plurality of wireless communication protocols. The system includes a wireless local network server coupled to the plurality of WAPs via a communication bus. The wireless local network server is configured to convert data under the plurality of wireless communication protocols to data under a local protocol. The system includes a data diode communicatively coupled to the communication bus. The system includes a processor configured to control the data diode to exchange the data under the local protocol between the plurality of WAPs. Also provided is a method and an apparatus.

The invention relates to the technical field of fan monitoring, in particular to a method, a device and a system for monitoring a fan based on a bus and wireless communication, which are characterized in that a serial port server and a fan sensor are electrically connected by adopting a serial port bus, and the serial port server and a central control device are connected by adopting a wireless communication mode. The fan sensor is connected with the central control equipment, so that remote effective monitoring of the fan is realized, wire connection between the fan and the central control equipment can be omitted, and risks of rodent damage, insect damage and mechanical damage are reduced; meanwhile, due to the fact that a wireless communication mode is combined for connection, the fan sensors can be connected with a central control device or connected with a cloud or a local server and then connected with the central control device, a wireless communication protocol based on the Internet of Things technology is adopted, such as an MQTT communication protocol, the connection number of the fan sensors is increased, and therefore the application range is expanded.

The present invention relates to telecommunications and specifically to methods and systems for enabling Internet-based telephone calls using Over-the-Top (OTT) communication services while ensuring compliance with jurisdictional regulatory requirements. Described herein are techniques for binding a non-mobile device, such as a laptop or tablet, to a mobile device capable of providing real-time location information. The binding is established through a local proximity network using short-range wireless communication protocols. The mobile device transmits its connectivity status and location data to either the non-mobile device or a cloud-based communication service, which then acts as a gatekeeper to permit or inhibit call initiation based on the received status information. This system ensures that calls made from the non-mobile device can be accurately located in real-time, facilitating compliance with regulations that mandate location verification for emergency services and lawful intercepts.

A technique is presented that enables transmitting data packets decodable in accordance with a first wireless communication protocol using a transmitter configured in accordance with a second wireless communication protocol. In an example implementation of this disclosure, Bluetooth decodable packets can be sent with existing and widely-deployed WiFi devices without modifying NIC firmware or hardware. The transmitted packets are decodable by unmodified Bluetooth devices, thus eliminating the cost of dedicated Bluetooth hardware and deployment.

The utility model discloses split type optical fiber physiological information monitoring equipment which comprises a sensing pad body and a processing host, and a signal acquisition module, a first calculation module, a first data wireless transmission module and a power supply module are arranged in the sensing pad body; the signal acquisition module comprises a light source module, a sensing optical fiber module, a photoelectric detector module and a signal conversion module; the first calculation module is used for processing and calculating the collected human body vibration signals in real time; the first data wireless transmission module is used for transmitting the data processed by the first calculation module to a processing host through wireless communication protocols such as Bluetooth, Wi-Fi or ZigBee; the power supply module comprises a dry battery or a lithium battery and the like, and provides power supply for each related module through voltage conversion. And the processing host is connected with the sensing pad body through a wireless communication means and is used for processing, displaying, transmitting and storing the physiological information data. The physiological information monitoring device is convenient to use, safe and reliable.

Improved graphical user interfaces and wireless communication features for analyte monitoring software applications are provided. For example, various embodiments of methods, systems, and interfaces are disclosed herein for displaying data indicative of an analyte level in an analyte monitoring software application capable of receiving data according to more than one wireless communication protocol.

The invention provides a one-to-many node wireless communication protocol, which comprises the following steps that: a slave node repeatedly sends a function request message to a master node at a first set time interval until a response message is received; the slave node executes a corresponding function according to the function number, when the state changes, an execution state message is stored in a first-in first-out (FIFO) cache queue, and the execution state message in the FIFO cache queue is repeatedly sent to the master node every second set duration until a confirmation message is received; the slave nodes send heartbeat messages to the master node at intervals of third set time; and the master node polls and receives the messages from the slave nodes at intervals of fourth set time. By constructing a complete communication framework of hierarchical confirmation, periodic reporting, state caching and polling processing, the technical effects of reliable data transmission, real-time state synchronization and node manageability and controllability in a one-master multi-slave scene are realized, and the method is suitable for application scenes with relatively high requirements on communication reliability, such as industrial control and networking of the Internet of Things.

An interface (101) is arranged to communicatively couple with an electronics arrangement of the wearable article so as to receive a signal from the electronics arrangement. A controller (103) is communicatively coupled to the interface (101) and arranged to receive the signal from the interface (101). A power source (105) is coupled to the controller (103) and arranged to supply power to the controller (103). A first antenna (107) is arranged to communicatively couple with a mobile device over a first wireless communication protocol. A second antenna (109) is arranged to communicatively couple with the mobile device over a second wireless communication protocol. In response to the mobile device being brought into proximity with the electronics module (100), the first antenna (107) is triggered to transmit information to the mobile device over the first wireless communication protocol.

This document discusses, among other things, an apparatus comprising a pump configured to deliver a fluid, a wireless communication port, a controller, and a housing to enclose the apparatus. The controller is configured to communicate with a second device via the communication port using an open standard wireless communication protocol. The housing includes a mechanical coupling to slidably engage the second device which includes a second wireless communication port. Slidably engaging the second device positions the first and second communication ports opposite each other to allow communication via the first and second communication ports when slidably engaged.

A monitoring method and system for a magnetic resonance imaging (MRI) system, and a magnetic resonance imaging system. The method includes: obtaining monitoring data of at least one monitoring target in an MRI system; converting the monitoring data of the at least one monitoring target into wireless communication protocol data, and transmitting the wireless communication protocol data to a cloud server, so that, for each monitoring target of the at least one monitoring target, the cloud server tracks a trend of change of monitoring data of the target and performs a prejudgment on an abnormality that may occur, and, when judging that an abnormality may occur, transmits warning information to a user.

The invention relates to a microwave sensing device and method for avoiding transmission collision in an unlicensed frequency band. A microwave sensing device includes a generating circuit configured to generate a microwave sensing packet according to a wireless communication protocol; the detection circuit is used for detecting whether a channel is idle; a transmitting circuit, coupled to the generating circuit and the detecting circuit, for transmitting the microwave sensing packet in response to the channel being idle; a receiving circuit, coupled to the detection circuit, for receiving a received microwave sensing packet corresponding to the microwave sensing packet; and a processing circuit, coupled to the receiving circuit, for determining whether the received microwave sensing packet contains an interference.

An example playback device is configured to determine a first characteristic associated with at least one of a first device, the playback device, or a context in which at least one of the playback device or the first device is operating. The playback device can further identify a particular connection configuration in a set of connection configurations based on the first characteristic. Each connection configuration in the set of connection configurations comprises at least one additional rule, in addition to any rule defined by a wireless communications protocol. A communication link is established with the first device via the communication interface in accordance with the wireless communication protocol and the particular connection configuration. The first communication link enables transmission of media content from the first device for playback by the playback device.

The utility model discloses a data integrated controller which comprises a processor module, a communication module, a power management module, a detection module and an expandable interface module. The processor module is responsible for receiving, processing and sending a data instruction; the communication module supports wireless communication protocols such as 4G, LoRa and the like and wired communication protocols such as RS-485 and the like, and remote data transmission is realized; the power management module provides stable working voltage; the detection module monitors fire-fighting related parameters such as voltage, current and smoke concentration; and the expandable interface module is convenient for clients to expand equipment according to requirements. The controller can interact with remote terminals such as a cloud platform and a handheld terminal to realize remote monitoring and control. And the communication module further comprises GSM / 4G and LoRa sub-modules, so that the communication flexibility is enhanced. And the state indication module displays the equipment state through an LED indication lamp. The system has the characteristics of comprehensive functions, flexible communication, easy expansion and the like.

This utility model discloses a data acquisition terminal for highway structure inspection, including a data acquisition terminal and a detachable battery module and wireless communication board module that can be inserted into the data acquisition terminal. The data acquisition terminal has a touch screen on the front and a data acquisition board inside. The back has a battery compartment and a wireless communication board compartment. Both the battery compartment and the wireless communication board compartment have multi-pin battery holder springs. The wireless communication board compartment also has a USB plug that connects to the data acquisition board. Guide rails are provided in the battery compartment and the wireless communication board compartment, allowing the battery module and the wireless communication module to be inserted into them. There are six types of wireless communication modules, each corresponding to a different wireless communication protocol. This utility model solves the problems of inconvenient battery replacement, limited wireless communication methods, and easy misinsertion during module installation in existing technologies, improving the practicality, reliability, and adaptability of the data acquisition terminal.

The utility model provides a gated intelligent household system, and belongs to the technical field of intelligent household. Comprising a door control main control board, an intelligent door lock, an intelligent home linkage chip, an intelligent home gateway and a plurality of intelligent home sub-devices, the intelligent door lock is used for identifying unlocking operation of a user; the intelligent home linkage chip is arranged in the door control main control board, and the intelligent home linkage chip can receive an unlocking signal of the intelligent door lock and a signal of a shortcut key on a door control rear screen panel and generate a corresponding instruction data packet according to the received signal. According to the utility model, the intelligent household linkage chip is arranged, and the intelligent household linkage chip supports a wireless communication protocol of one of WIFI, Bluetooth or Zigbee, so that the intelligent household linkage chip can stably communicate with the intelligent household gateway, the linkage function of the door control and other household equipment is enriched, and the purpose of convenient and fast household automatic control is realized.

The invention is a system used for instantly transferring physical technical drawings or notes to digital media using specially patterned paper and smart pen; to enable real-time transfer of physical technical drawings or handwritten notes taken using specially patterned paper and smart pen to digital media, automatic processing, semantic enrichment, and presentation to the user as functional content through artificial intelligence integration, specially patterned paper whose surface is covered with a special optical pattern to enable writing or drawing on it and detection by the smart pen, smart pen equipped with sensors or optical reader hardware that converts the position information of writings or drawings made on said paper into X-Y coordinate data and transmits this data via wireless communication protocol, electronic device that receives coordinate data from the smart pen and converts, stores, and processes it into digital format; multi-layered software architecture consisting of mobile or desktop application, data layer, business logic layer, common layer, presentation layer, and platform layer running on said electronic device, artificial intelligence processing layer in communication with the electronic device, processing coordinate data with large language models (LLM) and natural language processing (NLP) techniques; performing semantic search, summarization, translation, contextual expansion, task detection, and chat features, and characterized by including an interface module that presents processed data to the user through mobile or web-based user interface.