29 results about "Wireless communication protocol" patented technology

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.

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.

This utility model discloses a comprehensive monitoring system for drainage pipe networks, including a manhole and a waterproof box. A sensor is installed at the bottom of the manhole, and a first wireless data transmission module is installed inside the waterproof box. The first wireless data transmission module is connected to the sensor and transmits the data monitored by the sensor to a second wireless data transmission module. The second wireless data transmission module is electrically connected to a data collector, which is connected to a server. Through the cooperation of the first wireless data transmission module, the second wireless data transmission module, the data collector, and the server, this utility model allows the first wireless data transmission module to transmit received monitoring data to the second wireless data transmission module via a wireless communication protocol. The data collector then forwards the monitoring data received by the second wireless data transmission module to the server, thereby enabling remote monitoring of the water level and water quality of the drainage pipe network. Therefore, a rapid response can be initiated should any abnormalities occur in the drainage pipe network.

An access control system including a system controller and a wireless access point is disclosed. A wireless transmitter of the system controller transmits data over a long-range wireless communication protocol. An access control database defines an access schedule for authorised users at a plurality of access points. The wireless access point includes a wireless receiver to receive data over the wireless communication protocol, and a locally stored schedule data structure, storing a local access schedule for authorised users at the wireless access point. The system controller identifies a change in the access control database, analyses the change to determine whether it affects the local access schedule for the wireless access point, and transmits forward access schedule data to the wireless access point reflecting the change based on necessity. The wireless access point then updates the locally stored access schedule data structure, in accordance with the forward access schedule data.

This disclosure relates to a channel measurement method, a communication device, and a communication system. The channel measurement method is applied to a processing module of a communication device, which includes the processing module and at least two target chips. Each target chip executes a first wireless communication protocol. The method includes: the processing module sending a first message to each target chip, the first message instructing the target chip to perform a channel quality measurement operation on the channel under test; and the processing module receiving channel measurement results from the first target chip that performed the channel quality measurement operation, thereby coordinating channel quality measurement operations across multiple target chips. For chips with high loads, channel evaluation incurs a certain amount of overhead. However, for at least two independently operating target chips, it is not necessary to perform channel quality measurement operations on all channels separately, reducing the channel evaluation burden.

The present application relates to the technical field of wireless communication, and more particularly to a multifunctional skin keyboard wireless connection control method and system. The method comprises obtaining keyboard monitoring data and preprocessing and visualizing, and constructing an interference source distribution map; according to the interference source distribution map, the highest interference frequency band weight value is obtained; environmental noise data is obtained and feature extraction and interference source type matching are performed to obtain a stability index; according to the stability index, a preset wireless communication protocol is matched to obtain an optimal path selection basis; environmental dynamic factors and connection recovery strength are obtained, the switching response speed is calculated, and a protocol switching decision is obtained; the connection adjustment parameters are calculated, the connection adjustment parameters are injected into the bottom layer communication driver for reconstruction, and the connection optimization configuration is obtained; the preset keyboard connection setting is updated, the optimized connection stability is obtained, and the final connection scheme is determined. The method can realize the dynamic balance of connection stability and operation fluency under complex working conditions.

The present disclosure relates to a method for detecting a skimming device in a point of sale, POS, the method comprising: a plurality of successive scanning cycles each comprising scanning for emitters using a wireless communication protocol to receive emitter identifiers; generating and updating a list of detected emitters comprising for each currently detected emitter an emitter identifier and a first detection time; for each of the currently detected emitters in the detected emitter list, comparing an active time threshold with an active time of the currently detected emitter from the first detection time of the currently detected emitter, and / or comparing the identifier of the currently detected emitter with identifiers in a whitelist of authorized identifiers; and when a currently detected emitter has an active time exceeding the active time threshold and an identifier not belonging to the whitelist, activating an alert signal.

The short-distance wireless audio real-time transmission development system provided by the embodiments of the present application comprises: a control module, the control module comprises a memory and a controller connected with each other, the memory pre-stores a plurality of wireless communication protocols, a plurality of audio codec protocols and a plurality of audio IC drive software; a configurator connected with the controller, configured to transmit audio transmission parameter identifiers required by a specific application to the controller, the audio transmission parameter identifiers at least comprising a wireless communication identifier, an audio IC drive identifier and an audio codec identifier; and the controller is configured to select a target communication protocol from the plurality of wireless communication protocols according to the wireless communication identifier, select a target drive software from the plurality of audio IC drive software according to the audio IC drive identifier, and select a target codec software from the plurality of audio codec protocols according to the audio codec identifier, thereby improving the configuration flexibility, applicability and portability of the short-distance wireless audio transmission system.

The utility model discloses a kind of integrated monitoring system of sewer network inspection well, including first wireless data transmission module, first wireless data transmission module is electrically connected with liquid level sensor, flow sensor, water quality sensor and inspection well cover displacement monitoring sensor, first wireless data transmission module is connected with second wireless data transmission module by wireless communication protocol, second wireless data transmission module is connected with server by collector, server is connected with display screen.The utility model sets up inspection well cover displacement monitoring sensor, when inspection well cover appears displacement or the condition of lifting, will lead to the pressure data monitored by at least part pressure sensor change, by the terminal equipment comprehensive analysis of remote inspection well cover corresponding multiple pressure sensor monitored pressure data, can judge whether the displacement or lifting condition of inspection well cover appears, to be able to avoid traffic accident caused by inspection well cover anomaly in time.

A method (500) for operating a sensor node (100), the method (500) comprising: receiving (S501), by the sensor node (100), a control message according to a wireless communication protocol; and forwarding (S502), by the sensor node (100), the control message to another sensor node (200) in a Digital Addressable Lighting Interface (DALI) network (300) via the DALI network (300).

An electronic device includes a first communication module that operates in compliance with a first wireless communication protocol and a second communication module that operates in compliance with a second wireless communication protocol. The first communication module transmits a protection frame and suspends performance of at least one wireless activity after transmitting the protection frame. A duration field of the protection frame is set to a predetermined duration that is based on a time required to perform one or more wireless activities of the second communication module. The second communication module performs at least one transmission activity for the predetermined duration after the first communication module transmits the protection frame.

The application relates to the technical field of vehicle telematics, in particular to a vehicle telematics system and method based on an integrated communication module, wherein the system comprises: a CAN bus interface circuit used for collecting vehicle state data in real time; the integrated communication module is connected with the CAN bus interface circuit and used for processing a wireless communication protocol and running vehicle network application logic according to the vehicle state data; and a power management circuit connected with the integrated communication module and used for providing electric energy for the integrated communication module. Thus, the problems of high cost, complex system, high power consumption, low efficiency and poor reliability of related discrete structures are solved, and an urgent need exists for a T-Box solution capable of simplifying the architecture, reducing the cost and improving the performance.

A management system for a multi-cell rechargeable energy storage system (RESS) is capable of wireless communication with insecure third-party devices. The management system includes a system controller that communicates with cell monitoring elements arranged to individually monitor the cell cells. Each cell monitoring element includes a cell controller that communicates with a sensor arranged to determine parameters of a corresponding cell within the RESS's cell cells. Each cell controller is configured to execute a secure wireless communication protocol and also configured to execute an open wireless communication protocol. In response to a triggering event, the open wireless communication protocol is activated to enable non-proprietary wireless communication with nearby third-party devices.

The intelligent gas management system provided by this invention is characterized in that the gas terminal equipment layer is connected to the central fusion layer via a wireless communication protocol, and the central fusion layer is connected to the cloud management platform via an encrypted communication protocol. The cloud management platform includes a data acquisition module, a data analysis module, a prediction and scheduling module, and a report generation module. The data acquisition module is used to collect real-time status data and gas flow data from the gas terminal equipment layer. The data analysis module is used to perform multi-level aggregation statistics and trend analysis on the collected data. The prediction and scheduling module generates gas storage optimization suggestions based on historical and real-time data. The report generation module is used to output user energy-saving suggestion reports and gas company gas storage and scheduling reports. By independently collecting data from multiple intelligent terminal devices, the problem of existing technologies being unable to distinguish terminal gas usage is solved, realizing refined energy management and equipment-level monitoring.

In one aspect, a device comprises: a dual-mode power amplifier for amplifying a first radio frequency (RF) signal of a first wireless protocol according to a linear operating mode and for amplifying a second RF signal of a second wireless protocol according to a non-linear operating mode; at least one digital feedback circuit coupled to the power amplifier, wherein the at least one digital feedback circuit provides feedback information; and a controller for controlling the power level of the dual-mode power amplifier, at least partially based on the feedback information.

The application discloses a time slot allocation method and system for multi-protocol coexistence of a shared radio frequency front-end circuit. The method comprises the following steps: periodically receiving all time slot applications in a current period and classifying them into three types of periodic, continuous and indefinite period according to execution characteristics; allocating different priorities to time slot applications of different categories, and calculating a dynamic current permanent priority by combining a permanent priority and a temporary priority; selecting a next to-be-executed time slot application according to the priority, updating all time slot parameters after execution is completed, and performing a cycle. The application can effectively predict and avoid time slot conflicts, significantly improve time slot utilization and communication real-time performance, and meet the requirements of low delay and high throughput, and is suitable for efficient coexistence of various wireless communication protocols in a shared radio frequency front-end environment.

Examples of systems described herein include vehicles having cache memory. Example systems may form a personal area network comprising the vehicle and one or more user devices. The personal area network may be formed using a wireless communication protocol. An example system may forecast certain data to be cached into the cache memory, based on activity in the personal area network. The example system may cache the certain data over the personal area network from the one or more user devices into the cache memory of the vehicle.

A pointing device, such as a mouse, a touchpad, or an active pen, may include functionality that allows the pointing device to receive a data item from a first information handling system (IHS), such as by storing the data item to a memory of the pointing device, and to transfer the data item to a second IHS. The pointing device may include a near field communication (NFC) device having a memory. The pointing device may include RAM that is separate from an NFC device. The pointing device may receive the data item via NFC or other wireless communication protocol and may transfer the data item to the second IHS either via NFC or other wireless communication protocol.

The application discloses an outboard engine upper cover camera wireless network connection gateway architecture, which comprises a camera and a host computer, and the camera and the host computer are connected through a WiFi P2P wireless communication protocol; the WiFi of the camera is set as an STA mode, and a hot spot name and a hot spot password in a WiFi AP mode are input; at this time, the camera is a client node in a wireless network; the host computer discovers the camera and sends a connection request to the camera, the camera judges whether the request of the host computer is legal, and the connection is established after the request is legal; the host computer sends a request of a picture preview stream to the camera, the camera obtains the request of the picture preview stream of the host computer, starts a picture preview stream grabbing thread and pushes the picture preview stream of the camera; the devices are allowed to directly establish a connection without a traditional Wi-Fi access point or router; wireless connection between the devices is simplified, high-speed and low-delay data transmission is provided, and compared with the traditional Wi-Fi network, the application has the characteristics of simple setting and no network infrastructure.

The present disclosure relates to UE measurement and measurement reporting of serving cells, and configuration for cell measurement and reporting to enable fast serving cell change during UE mobility within lower network layers, such as layer-1 or layer-2 of a wireless communication protocol stack. The present disclosure further relates to signaling procedures associated with fast serving cell change for a UE triggered by the network based on cell measurement and reporting, and various lower layer configurations and operations for enabling actual fast serving cell change at and for the UE.

The application discloses a kind of network connection unmanned plane control method and system, including the following steps: step S1, communication connection establishment: unmanned plane is connected with ground control station by encrypted wireless communication protocol, and information exchange is carried out with surrounding other network connection equipment;Step S2, flight task planning: ground control station generates flight task planning according to user demand and environmental information, and unmanned plane receives and carries out localization processing;The network connection unmanned plane control method of the application realizes the accurate control and efficient management of network connection unmanned plane by introducing advanced communication protocol and intelligent decision algorithm, improves the accuracy and safety of unmanned plane operation;The network connection unmanned plane control system of the application adopts modular design concept, each module is independent and cooperates with each other, improves the flexibility and scalability of system, can satisfy the demand of diversified application scene, realizes the promotion and breakthrough to network connection unmanned plane control technology.

A system as discussed herein includes communication management hardware. The communication management hardware: receives a first data packet including a first data payload, the first data packet encoded in accordance with a wireless communication protocol for conveyance to a destination network address; maps a first quality of service associated with the first data packet to a first service flow amongst multiple service flows supported by a backhaul network; and forwards the first data packet over the first service flow of the backhaul network for delivery of the first data packet to the destination network address.

In one embodiment, an apparatus includes: a first radio frequency (RF) circuit to transmit and receive at a 2.4 GHz band according to a first wireless communication protocol; a second RF circuit to transmit and receive at a 2.4 GHz band according to a second wireless communication protocol; and a selection filter coupled to the first RF circuit and the second RF circuit. The selection filter may include: a first filter to couple to the first RF circuit, the first filter configured for a first wireless channel within the 2.4 GHz band; and a second filter to couple to the second RF circuit, the second filter configured for a second wireless channel within the 2.4 GHz band.

An example embodiment is a system of network-capable cameras and / or sensors in vehicles in combination with a network that communicates and manages data from multiple vehicle's cameras and / or sensors to provide a comprehensive surveillance network. In some embodiments vehicle sensors and / or cameras communicate anonymously with electronic devices in range of short-range wireless communication protocols to relay the information to the network. Vehicles may be occupied or unoccupied, moving or parked, powered or unpowered. This dynamic surveillance network aids authorities and safety personnel in tracking vehicles and individuals in real-time. In some embodiments vehicle cameras and / or sensors are equipped with license plate reader technology and facial recognition technology.

Provided are a system and method for coordinating dual wireless communications protocols when implementing a time difference of arrival (TDOA) framework for ranging between nodes. A first of the protocols (e.g., BLE) can be used for transmission of synchronization and TDOA schedules that prescribe synchronization and TDOA frames. The synchronization and TDOA frames can then be executed according to a second of the protocols (e.g., UWB), thus exemplifying an efficiency in energy consumption owing to an absence of transitioning between the first and second protocols transmissions throughout the schedules.

This invention provides an embedded control system for efficient waste heat recovery management, comprising: a data acquisition module that monitors waste heat parameters in real time using temperature, flow, and pressure sensors; an embedded control module with built-in waste heat analysis algorithms and control strategies for data processing and generating control commands; a communication module supporting wired and wireless communication protocols; actuators including an electric regulating valve, a variable frequency pump, and a waste heat generator set that execute operations according to control commands; and a heat energy processing module for waste heat storage and distribution. Through adaptive control strategies and algorithm optimization, this invention can dynamically adjust the operating mode of the heat exchanger and other key parameters based on real-time environmental data, ensuring optimal heat recovery efficiency under various operating conditions. This not only reduces energy waste but also lowers the power consumption of the heating and cooling systems, thereby significantly saving operating costs.