218 results about "Two-way communication" patented technology

The invention provides an intelligent communication system and method for a GaN charger and equipment and the GaN charger. Belongs to the technical field of fast charging. The method comprises the following steps: expanding a load for a GaN charger and a device communication interface, generating extended USB.PD load data, constructing a bidirectional data transmission channel, uploading battery deep state parameters by a device, feeding back a dynamic adjustment instruction by the charger, and generating bidirectional communication link architecture data. A two-way data transmission channel is constructed by expanding a USB.PD load, so that equipment can upload battery deep state parameters in real time, meanwhile, a charger feeds back a dynamic adjustment instruction, the information barrier between the equipment and the charger in traditional charging communication is broken through, deep interaction between the battery state and charger power output is achieved, and the charging communication efficiency is improved. And the scientificity and the accuracy of the charging decision are improved.

The invention discloses a safety protection method and system for preventing blasting attacks, and relates to the technical field of data security, and the method comprises the following steps: deploying a bidirectional communication chain between a client and a data rear end through a proxy server; judging a connection request state through a primary verification mechanism, and determining a forward transmission strategy of the two-way communication chain according to the connection request state; judging a response request state through a secondary verification mechanism, and determining a reverse transmission strategy of the two-way communication chain according to the response request state; and executing data security isolation or transmission according to the forward transmission strategy or / and the reverse transmission strategy. The problems of limitation of an account locking mechanism in a high-concurrency scene and conflict with internal security detection in the prior art are solved, and the substantive effects of effectively defending blasting attacks and being compatible with internal security scanning are achieved while stable operation of high-concurrency systems such as middleware and a database is guaranteed.

The embodiment of the invention relates to the technical field of information, and discloses a webpage dynamic effect generation and rendering method, a webpage dynamic effect rendering method, equipment, a medium and a product, the method comprises the following steps: monitoring a starting state of a host webpage through a plug-in background service, injecting a dynamic effect execution script into an operating environment of the host webpage, and establishing a two-way communication channel; receiving a dynamic effect configuration parameter for the target element, and binding the dynamic effect configuration parameter with the unique feature identifier to generate a global index ID; in a dynamic effect rendering stage, acquiring dynamic effect configuration data according to the global index ID, and performing feature matching to position a target element; the dynamic effect parameter is applied to the positioned target element, and the rendering logic is executed in the host webpage through the dynamic effect execution script, so that the dynamic effect can still be accurately and stably mounted in the complex and changeable dynamic webpage environment, and the dynamic effect can be accurately and stably mounted on the premise of meeting the strict security policy of the browser. And cloud issuing and hot updating of the dynamic effect logic code are realized.

The invention discloses a building cluster cloud-edge collaborative optimization control method and device and an application architecture. The architecture comprises an edge device, a radio frequency communication LoRa module and a cloud platform. The edge device and the cloud platform realize cloud edge two-way communication through the LoRa module; the edge device comprises a sensing layer, an edge calculation core and a control layer and is used for collecting real-time building data, executing a local model predictive control algorithm MPC based on a building thermodynamics RC model and generating an optimal control instruction to drive air conditioning equipment; the cloud platform comprises a network service interface module, an optimization algorithm module and a data storage system and is used for operating a global coordination algorithm based on an alternating direction multiplier method (ADMM) and generating differentiated price signals; the edge device uploads data such as power requirements to the cloud platform, the cloud platform issues differential excitation signals to the edge device, and the edge device and the cloud platform perform collaborative iteration. According to the invention, distributed optimization control of the building cluster is realized through cloud-side cooperation, and the value of the building cluster as a power grid flexible resource is significantly improved.

The invention provides a communication method and device for emergency help, a terminal and network side equipment, and the method comprises the steps: receiving a help request sent by a help request terminal, building a bidirectional communication connection with the help request terminal according to the help request, and activating a target capsule domain corresponding to the help request terminal; wherein the target capsule domain is an area within a preset range with the help request terminal as the center in a virtual environment. In an emergency, when a help center terminal receives a help request and establishes a two-way communication connection with a help request terminal, a target capsule domain of the help request terminal is activated, and the help center terminal can immediately obtain real environment position information of a help seeker corresponding to the help request terminal based on the target capsule domain. Therefore, the help seeker is rescued, and the success rate of emergency help seeking and rescue is improved.

A communication system and a communication method are provided. The communication system according to the present application is characterized by comprising: a first reception unit that receives information transmitted from a first base that is a first point of communication, via a first network that performs one-way communication of information from the first base to a second base that is a second point of communication; a first provision unit that provides the information received by the first reception unit to a user of the second base; an acceptance unit that accepts information transmitted from a user of the first base to a user of the second base; a transmission unit that transmits the information transmitted from the user of the first base to the user of the second base to the second base via a second network that performs two-way communication of information between the first base and the second base; a second reception unit that receives information transmitted from the first base via the second network; and a second provision unit that provides the information received by the second reception unit to the user of the second base.

The application discloses an underwater wireless optical communication device based on a single photon detector, which comprises a first single photon communication device and a second single photon communication device for bidirectional communication, and each of the first single photon communication device and the second single photon communication device comprises a laser emission unit, a signal receiving unit, a signal comprehensive processing unit and a power module; the laser emission unit loads a received modulated electric signal into an optical signal and outputs the optical signal, and simultaneously emits auxiliary alignment laser for communication device alignment; the signal receiving unit converts the received optical signal into an electric signal through a single photon detector and transmits the electric signal to the outside, and simultaneously, the signal receiving unit receives auxiliary alignment laser to complete communication device alignment; the signal comprehensive processing unit converts communication information of a host computer into a modulated electric signal after receiving the communication information, transmits the modulated electric signal to the laser emission unit, demodulates and restores the electric signal transmitted by the signal receiving unit into communication information, and then transmits the communication information to the host computer. The application can improve underwater communication distance and meet the requirements of long-distance wireless optical communication in different water quality environments.

Methods, systems, and devices for wireless communications are described. A method may include identifying, by a first user equipment (UE), a schedule associated with the first UE and a second UE of the group of UEs in direct communications with the first UE. The schedule may include an awake period reserved for directional communications between the first UE and the second UE. The first UE may manage the awake period reserved for the directional communications based on traffic information associated with the first UE, and may communicate with the second UE in accordance with the managing. The awake period reserved for directional communications may include an awake period reserved for uni-directional communications or an awake period reserved for bi-directional communications.

This invention discloses an immersive VR / AR-based method for training and remote collaborative operation and maintenance of a heating furnace. This invention achieves two-way AR / VR collaborative operation and maintenance functionality, enabling remote experts to provide real-time guidance to on-site personnel through 3D annotations, filling the technological gap between training and operation and maintenance. Simultaneously, this invention utilizes customized high-fidelity rendering tailored to the unique physical phenomena of the heating furnace, surpassing existing general-purpose physics engines. The AR application scenario of this invention involves collaboration between experts and on-site personnel, rather than individual learning by trainees. It employs SLAM + 3D point cloud to achieve precise alignment between virtual and real spaces, and uses a two-way communication protocol to achieve real-time mapping of interactive commands, solving the technical challenge of existing AR systems' inability to support remote expert collaboration.

The disclosure provides an example charging nest for wireless power transfer to drones is disclosed. The charging nest includes (a) a housing having an opening at a first end, (b) a plurality of antennas arranged around a periphery of the housing with each antenna aperture arranged facing a center of the housing, where each of the plurality of antennas has a director, an exciter, and a plurality of reflectors, and (c) a plurality of transmitters or transceivers each electrically coupled to a corresponding exciter of the plurality of antennas.

A storage and retrieval system for a high-bay warehouse comprising a superordinate control computer having a communication module and at least two self-driving gangway vehicles which are non-mechanically interlinked to each other. A control apparatus with a communication apparatus, of which at least one of the communication apparatuses is formed to bidirectionally communicate with the communication module of the superordinate control computer. The control apparatus of the gangway vehicles prompts a drive apparatus of the gangway vehicles to drive into or drive out of warehouse gangways the high-bay warehouse. A measurement of the path covered by the respective gangway vehicle is carried out by a path measurement apparatus that is in a communication connection with the control apparatus. The control apparatus of the gangway vehicles is designed to prompt a lifting apparatus of the gangway vehicles to adjust a load receiver between a raised and a lowered position.

The present invention relates to a wearable communication smart device in the form of ring which provides two way communication system through wireless and cellular networks. The smart device comprises of physical body and a software functionality built for smooth running of the smart device.

The invention discloses a decision-making system and method based on a Dores database, and the system comprises a data access layer which is used for accessing multi-source heterogeneous financial data in real time, a Dores storage calculation layer, and achieves the data storage, column-type bucket separation and materialized view pre-calculation based on the Dores database; the visual application layer is used for providing bidirectional interactive financial data visualization and decision support; wherein the data access layer acquires data in real time through a streaming computing engine and transmits the data to the Dores storage computing layer, and the visual application layer performs real-time data interaction with the Dores storage computing layer through a two-way communication protocol. According to the method, the synchronous delay of financial data is shortened from 6 hours to 1 second, second-level real-time integration is realized, the aggregation query response time of billion-level data is reduced to be within 1 second based on a Dores column type storage and materialized view technology, the user interaction response delay is lower than 500 milliseconds through WebSocket two-way communication, and real-time adjustment of parameters and dynamic refreshing of a billboard are supported.

In bidirectional communication between a plurality of wearable terminals, necessary sounds are transmitted to other wearable terminals. A method according to one embodiment of the present disclosure includes a step of bidirectionally communicating sound between a first wearable terminal including a first microphone, a first storage unit, and a first speaker, and a second wearable terminal including a second microphone, a second storage unit, and a second speaker. The first wearable terminal, in which the sound output by the second speaker or the sound from the direction of the head of the wearer of the second wearable terminal is collected by the first microphone, sets the sound from the direction of the head of the wearer of the first wearable terminal as a sound larger than the other sounds. A step of recording the data in the first storage unit; and a step in which the recorded sound is transmitted to the second wearable terminal.

The application relates to a well-ground bidirectional communication method and device based on mixed dipole cooperation, which comprises an uplink communication device configured to encode and modulate collected downhole data by using a downhole transmitting device, transmit a modulated first time-varying electromagnetic field signal to the ground medium, simultaneously receive the first time-varying electromagnetic field signal by using a first magnetometer, and decode the received first time-varying electromagnetic field signal to realize downhole data uploading communication; and a downlink communication device configured to encode and modulate a control instruction to be transmitted downward by using a ground transmitting device, transmit a modulated second time-varying electromagnetic field signal to the ground medium, simultaneously receive the second time-varying electromagnetic field signal by using a second magnetometer, and decode the received second time-varying electromagnetic field signal to realize control instruction downward transmission communication. The application can be widely applied to the fields of oil and gas well engineering, while-drilling measurement and control and downhole communication.

The invention discloses a broadcast two-way communication method and system, a storage medium and electronic equipment, the broadcast two-way communication method executed by a broadcaster comprises the steps that at least one broadcast synchronization stream data packet is sent in a broadcast synchronization group event, and the packet header of each broadcast synchronization stream data packet is provided with a control sub-event flag bit; when the broadcaster has to-be-issued control information, setting a control sub-event flag bit as a first value, keeping a sending mode in a control sub-event time slot corresponding to the broadcast synchronization group event, and sending the control information to at least one receiver; and when the broadcaster has no to-be-issued control information, setting the control sub-event flag bit as a second value, and switching to a receiving mode in the control sub-event time slot corresponding to the broadcast synchronization group event so as to monitor and receive uplink data sent by at least one receiver. According to the invention, bidirectional communication between the broadcaster and the receiver can be realized.

This utility model relates to the field of vehicle manufacturing technology, specifically an intelligent control system for a fog cannon, comprising: a control unit with a built-in RS485 communication module and multiple I / O interfaces; a communication hub connected to the RS485 communication module of the control unit via the MODBUS RTU protocol; a data acquisition module that communicates bidirectionally with the communication hub via an RS485 branch line, including a dust concentration sensor, a multi-parameter meteorological sensor, a high-definition camera, and an angle encoder; an execution module that communicates bidirectionally with the communication hub via an RS485 branch line, including a high-pressure atomizing device, a servo gimbal, and a centrifugal fan; and an auxiliary module that communicates bidirectionally with the communication hub via an RS485 branch line, including a hypochlorous acid generator, a liquid level sensor, and a solenoid valve assembly. This utility model, through its modular architecture design, enables plug-and-play expansion of each functional module, significantly reducing maintenance costs.

Devices, systems and methods for collaborative wireless communication in a wireless network are described. One example method includes performing a bidirectional communication with a reference node in the source cluster, receiving, from a destination cluster comprising a second plurality of nodes, a probe generated using a phase associated with the destination cluster, estimating, based on a propagation delay of the probe, a delay parameter, generating, based on the phase associated with the destination cluster and the delay parameter, a channel estimate, and transmitting, to each of the second plurality of nodes, a common message generated using a phase value and a delay value, wherein the phase value and the delay value are derived based on the channel estimate, and wherein the destination cluster is remotely located from the source cluster.

The invention discloses a wireless broadband ad hoc network method and system, and belongs to the technical field of wireless communication. The method comprises the following steps: acquiring position information, communication capability and moving characteristics of nodes, and dynamically fusing to obtain comprehensive capability information of the nodes; performing multi-dimensional relay evaluation on the nodes based on the node comprehensive capability information, and generating a network topology construction basis; performing dynamic topology optimization and link allocation on the candidate nodes according to the topology construction basis to generate an optimal topology structure; establishing multi-link two-way communication connection among the nodes to form a preliminary communication network; performing hierarchical link detection and bandwidth feedback evaluation on the preliminary communication network to obtain a hierarchical link state; and carrying out dynamic path negotiation and reconstruction based on a hierarchical link state to form a stable communication path and realize a self-repairing communication network. The method has high adaptability and robustness under the scenes of node high-speed movement, channel time varying and multi-service concurrency, and is suitable for the scenes of emergency communication, unmanned cluster cooperation and the like.

The invention relates to a well-ground two-way communication method and device based on mixed dipole cooperation, and the device comprises an uplink communication device which is configured to carry out the coding and modulation of collected underground data through an underground transmitting device, transmits a modulated first time-varying electromagnetic field signal to a ground medium, and at the same time, transmits a second time-varying electromagnetic field signal to a ground medium; receiving the first time-varying electromagnetic field signal by using a first magnetometer, and decoding the received first time-varying electromagnetic field signal to realize underground data uploading communication; and the downlink communication device is configured to code and modulate a control instruction to be downloaded by using the ground transmitting device, transmit a modulated second time-varying electromagnetic field signal to the earth medium, receive the second time-varying electromagnetic field signal by using a second magnetometer, decode the received second time-varying electromagnetic field signal, and transmit the decoded second time-varying electromagnetic field signal to the ground medium. And control instruction downloading communication is realized. The method can be widely applied to the technical fields of oil and gas well engineering, measurement and control while drilling and underground communication.

The utility model discloses a communication circuit and an electric vehicle. The communication circuit comprises a control unit and at least one functional unit, wherein the control unit is connected with each functional unit through a communication bus; wherein the control unit comprises a controller and an interface circuit, and the interface circuit comprises a first resistor and a switching tube; the controller is electrically connected with a source electrode of the switch tube, a grid electrode of the switch tube is connected to a power supply, and a drain electrode of the switch tube is electrically connected with the communication bus; the two ends of the first resistor are electrically connected with the grid electrode and the source electrode of the switching tube respectively. According to the scheme provided by the utility model, single-wire two-way communication between the control unit and the function unit can be realized, the use amount of electronic components is small, the structure is simple, and the production cost and the design space are saved.

The invention provides an Internet of Vehicles two-way communication method and system. The method is applied to the Internet of Vehicles two-way communication system. A plurality of data transmission channels in the system correspond to different network operators and different servers / server ports respectively; the first gateway receives service data issued by an upstream module through a built-in first communication optimization node, and sends the service data to the second gateway through a plurality of data transmission channels; the second gateway filters and aggregates the multiple pieces of service data under the multiple data transmission channels through a built-in second communication optimization node, determines one piece of service data and sends the service data to a downstream module; the first gateway and the second gateway are respectively one of a vehicle-end gateway and a cloud-end gateway. According to the invention, data multi-copy transmission and data filtering aggregation can be carried out based on a plurality of data transmission channels corresponding to different network operators and different servers / server ports, and stable data transmission between the vehicle end and the cloud end is realized.

Various techniques are provided for method including determining, by a first node, a time domain timing structure that supports bi-directional communication, initiating a communication from the first node to a second node based on the timing structure, sending an indication from the first node to the second node, the indication being configured to cause a time gap in the timing structure and the indication indicates that the time gap is followed by communicating a number of symbols, during which the first node continues to transmit to any device other than the second node, generating the time gap in the timing structure, and continuing the timing structure by the first node.

The invention discloses an unmanned system positioning method and device based on an area array ultra wide band, a terminal and a medium, and relates to the field of unmanned aerial vehicle cluster systems and wireless positioning, and the method comprises the steps: obtaining each initial relative distance and each initial phase difference between a to-be-positioned robot and an anchor robot based on an ultra wide band three-dimensional antenna array; de-noising each initial relative distance and each initial phase difference, and determining each de-noising relative distance and each de-noising phase difference; and determining the relative position and the relative direction of the to-be-positioned robot according to each denoising relative distance and each denoising phase difference. According to the invention, the arrival time of the ultra-wideband signal between the robot to be positioned and the anchor point robot is measured synchronously, so that the relative distance and the plurality of phase differences of the ultra-wideband signal in the three-dimensional space are obtained, and the relative position, posture and the like are calculated according to the relative distance and the plurality of phase differences. Therefore, the problems that in the prior art, frequent two-way communication interaction is needed, and energy consumption and communication time delay of the system are increased can be effectively solved.

Electronic systems are provided for secure actuation of a remote device such as a moveable barrier operator. The systems address the “man in the middle” problem of persons intercepting and duplicating radio frequency signals from a control device by introducing timing parameters into a bidirectional communication sequence between at least two devices.

To conserve energy associated with bi-directional communications with network devices (e.g., access point, router, long-range (LoRa) access point, edge device, etc.), and to limit data / information processing resources associated with such bi-directional communications, a user device (e.g., a data collection device, an Internet of Things (IoT) device, an end device, a low-power device, a sensor, etc.) may determine its location (e.g., geolocation, etc.). The user device may use mapping information that identifies each network device within a geographical area to identify locations of network devices within a communication range of the user device. The user device may determine its own location based on the locations of the network devices within the communication range.

This application relates to a relay system and method for air-to-water cross-medium communication, comprising: a transmission module for transmitting target baseband signal light and target beacon light through a target air node to establish an initial communication link between the air node and a surface relay node; a wavelength conversion device for generating frequency-doubled light of the baseband signal light based on the baseband signal light and a frequency-doubled strategy; and an adaptive communication control module for acquiring the location information of the underwater target node to analyze the communication quality of the initial communication link, determine the modulation mode of the target signal light, and adjust the power of the second and third frequency-doubled light according to the target communication node information to optimize the communication performance with the target communication node, and establish a bidirectional communication link between the target air node and the underwater target node to transmit target communication data. This solves the problems of existing blue-green light-based air-to-water cross-medium communication methods, such as easy exposure of target location and inability to simultaneously meet the requirements of high bandwidth and high power transmission.

The invention provides a self-adaptive active vibration reduction control execution system and method for an intelligent vibration reduction boring cutter. The system comprises a multi-source signal sensing unit, an active execution unit, a signal processing and feature extraction unit, an intelligent decision-making unit and a bidirectional communication unit. The signal processing and feature extraction unit and the intelligent decision-making unit are integrated in the same electronic cabin. And the multi-source signal sensing unit, the active execution unit and the electronic cabin are arranged in the boring cutter bar and are encapsulated by heat-conducting silica gel. The two-way communication unit is arranged on the outer side of the tail end of the cutter bar. According to the system, machining chatter in a wide frequency domain range is effectively restrained, and the stability, machining precision and surface quality of deep hole boring of difficult-to-machine materials are remarkably improved.