406 results about "Two-way communication" patented technology

The invention relates to the technical field of power system communication, in particular to a protocol conversion and communication adaptation system for an optical storage and charging grid-connected device. Comprising a protocol conversion unit used for dynamically analyzing heterogeneous protocols of a photovoltaic inverter, an energy storage converter, a charging pile and power grid side equipment; a communication adaptation unit; an energy collaboration unit; a power grid interface unit; and a man-machine interaction unit. According to the method, the protocol mapping rule base is dynamically updated through the plug-in type architecture module and the machine learning algorithm, self-adaptive analysis of multiple heterogeneous protocols and variant protocols is achieved, the protocol analysis accuracy and generalization ability are improved, and the problem that a traditional static rule base is insufficient in adaptability to non-standard protocols is solved; according to the invention, the distributed edge computing architecture is adopted to construct the bidirectional communication link, so that the real-time performance and security of the communication link are improved, and the defects of high data delay and incomplete security mechanism in the traditional communication architecture are improved.

The invention discloses a safe operation system and a safe operation method of a space-ground integrated rescue vehicle, which are used for the rescue vehicle working in a complex disaster environment and ensure stable and reliable two-way communication connection between the rescue vehicle and a command center by establishing an intelligent switching mechanism of a low-orbit satellite main link and a ground network standby link. Real-time transmission of key instructions and field information is guaranteed, and a foundation is laid for safe operation. Advanced risk early warning is achieved through a space-ground cooperation mechanism, dynamic decision making and path planning are carried out by integrating satellite information and local sensor data, and the global adaptive capacity of the rescue vehicle to the complex disaster environment is improved. Satellite pre-sensing information is combined with a local decision, and a pre-control instruction is generated to act on a drive-by-wire chassis, so that the rescue vehicle can smoothly deal with hidden or developmental risks in advance, and the driving safety and stability are improved.

The invention provides a flow and form decoupling cooperative processing method, and relates to the technical field of business flow management, and the method comprises the steps: constructing a layered architecture, separating a flow control layer from a form service layer, defining a flow node jump rule by the flow control layer based on a BPMN standard, and dynamically defining a form structure by the form service layer through JSON Schema; a form identifier is declarated in the process definition file, a corresponding form template is matched through a dynamic mapping service according to context information, and the context information comprises a process instance state, a user role, a device type and a service type; establishing a data sandbox isolation mechanism, generating a unique data space identifier for each process instance, and managing data access authority through a multi-dimensional isolation strategy of a tenant level, a service level and a process instance level; deploying an event bus communication mechanism, triggering two-way communication between a process engine and a form engine through a predefined event type, and ensuring the consistency of cross-system operation by adopting a transaction compensation mechanism.

The invention discloses a bidirectional communication load node control method and system for power demand response, and relates to the technical field of load control. The bidirectional communication load node control method and system oriented to the power demand response comprises the following steps: S1, acquiring load control communication data, establishing a load control communication database, and preprocessing the load control communication data; s2, evaluating the impact risk of the load breaking behavior of each node on the electrical system, and constructing a load breaking candidate node list and a node number index table; s3, constructing a scheduling priority sequence and executing a load breaking operation, evaluating the disturbance risk of each round of load breaking behavior on the stability of the power system, adjusting a load breaking interval in combination with an evaluation result, and updating the node number index table and the load breaking execution list; and S4, analyzing unit power impact sensitivity characteristics, identifying strategy sensitive nodes, and updating a threshold parameter table. The problems of loop current abrupt change and protection maloperation caused by neglecting node power difference in load breaking control are solved.

To facilitate axis matching of signal light to be communicated in a bidirectional manner.SOLUTION: A first optical communication device 10 comprises: a light radiation element 11 which radiates transmission signal light (first communication light L1) toward a second optical communication device 20 of a communication target; a lens 12 on which reception signal light (second communication light L2) from the second optical communication device 20 of the communication target is incident; and a light-receiving element 13 which receives the reception signal light that is condensed by the lens 12. A through hole 12a is provided in the lens 12. The light radiation element 11 is disposed on a virtual line L0 along the through hole 12a so as to perform the radiation while making an axis of the transmission signal light parallel with an optical axis Op of the lens 12 in such a manner that the lens 12 is not irradiated with the transmission signal light, and the light-receiving element 13 is disposed at a position where the reception signal light condensed by the lens 12 can be received in a case where an axis of a center of the transmission signal light radiated from the light radiation element 11 overlaps an axis of a center of the reception signal light incident on the lens 12.SELECTED DRAWING: Figure 1

The invention relates to a fault grading early warning method for an integrated joint, and the method comprises the steps: building a two-way communication architecture of an independent fault diagnosis module, executing multi-dimensional diagnosis through the independent fault diagnosis module, and analyzing a control instruction of an upper-layer system and operation state data fed back by the joint in real time; when it is detected that the motor temperature, the load torque and the vibration frequency spectrum exceed first threshold values, primary early warning is triggered, and control parameters of the joints are dynamically corrected; when it is monitored that the parameter change rate breaks through the boundary of the trend model or reaches a second threshold value, advanced early warning is generated, an optimization instruction set containing a fault positioning map is sent to the upper-layer system synchronously, task priority reconfiguration is triggered, and a self-adaptive protection strategy is issued to the integrated joint. Compared with the prior art, the invention provides an omnibearing, high-precision, real-time and dynamic fault monitoring and early warning solution for the integrated joint.

The invention relates to the technical field of wireless communication, and discloses a method and a device for constructing a wireless ad hoc network without a signal area based on chain networking, and the method comprises the steps: carrying out the collaborative fusion of an identity label and a communication capability of a node in the chain networking, and obtaining the node capability information of the chain networking; performing relay capability evaluation on a target node in the wireless ad hoc network to obtain a topology construction basis; performing optimization forming on candidate nodes in the wireless ad hoc network to obtain a chain network topology of the wireless ad hoc network; establishing a bidirectional communication link between nodes in the chain network topology to form a preliminary communication network of the wireless ad hoc network; detecting the link communication quality of the preliminary communication network step by step to obtain a hierarchical link state of the wireless ad hoc network; dynamically negotiating a hierarchical link state, and establishing a stable communication path of the wireless ad hoc network; according to the invention, the construction accuracy of the chain networking-based wireless ad hoc network in the non-signal area can be improved.

The invention discloses a power distribution line passive real-time fault positioning system, which belongs to the technical field of power distribution line fault detection and comprises a power distribution line fault positioning device management system and a plurality of fault positioning terminals distributed along a power distribution line. The distribution line fault positioning device management system establishes two-way communication with each fault positioning terminal through a 4G / 5G wireless public network; the distribution line fault positioning device management system comprises a data center, a client and a plurality of mobile terminals. The fault positioning terminal comprises an ARM processor, a time synchronization unit, a signal acquisition unit, a signal processing unit, a passive self-powered unit, a communication unit and an auxiliary unit. According to the invention, the distributed fault positioning terminal is combined with an intelligent algorithm, so that high-precision fault recognition and real-time positioning under a complex network are realized, and the fault handling efficiency of the power distribution network is remarkably improved.

The invention discloses a system and method for developing and debugging Javascript at a server side, and relates to the technical field of computer software, and the method comprises the following steps: deploying a GraalVM operating environment, configuring an isolation sandbox, and establishing a two-way communication channel; calculating a difference coverage rate, and performing thermal difference injection or reloading of the script file; constructing a high-order tensor model based on the multi-dimensional data, extracting breakpoint candidate positions, and mapping and registering the breakpoint candidate positions to a debugging engine; monitoring an execution conflict in real time and rolling back to a stable snapshot based on entropy increase; verifying the repair patch candidates, implanting a probe to dynamically adjust the breakpoint weight, calculating a debugging comprehensive score, quantifying the debugging quality, and when the debugging comprehensive score is greater than a preset threshold value, ending debugging, disconnecting a debugging session and releasing resources. Safe and efficient updating is achieved through a GraalVM sandbox and a difference drive hot patch, reliable debugging is guaranteed through tensor breakpoints and entropy increase rollback, and automatic and efficient server side JavaScript debugging is achieved through quality quantification of a dynamic probe.

Disclosed herein are method and system aspects for translating between a sign language and a target language and presenting such translations. For example, a method receives input language data and translates the input language data into sign language grammar. The method retrieves phonetic representations that correspond to the sign language grammar from a sign language database and generates coordinates from the phonetic representations using a generative network. The phonetic representations are digital representations of individual signs created through manual input of body configuration information corresponding to the individual signs. Further, the method renders an avatar that moves between the coordinates. In another example, a bidirectional communication system allows for realtime communication between a signing entity and a non-signing entity.

A bridge system may enable real-time broadcast graphics generation and receive live or near real-time event-related data from a web-based access module via a WebSocket protocol. Event-related data may be translated from a web-based API format to broadcast graphics hardware specific protocols. Two-way communication may be established between the web-based access module and broadcast graphics hardware by relaying messages from the access module to the graphics hardware via a first protocol and relaying messages from the graphics hardware back to the access module via a second protocol. Constructed graphics encoded with the translated event-related data may be automatically transmitted to the broadcast graphics hardware ready for live broadcast display.

The invention relates to the technical field of wireless communication, and provides a vehicle-mounted satellite phased array terminal and base station integrated system, which comprises a phased array antenna used for carrying out beam direction control and realizing beam forming and beam scanning by adopting a phased array technology; the main control unit is used for coordinating the work of each module, processing signals, managing communication protocols, exchanging data and monitoring system faults; the satellite communication module is used for establishing a two-way communication link between a satellite and the vehicle-mounted terminal; the positioning module is used for providing a vehicle positioning function; the radio frequency chip is used for transmitting and receiving a radio frequency signal, amplifying power and performing frequency conversion processing; and the 5G Femto base station is used for converting the data transmitted by the satellite link into a 5G signal and providing 5G network coverage for equipment or users. The system can provide services such as motorcade management, vehicle diagnosis, tracking, alarm, OBD application, navigation, video monitoring and emergency call, and the performance and the application range of the vehicle-mounted communication system are remarkably improved.

The invention provides a safety three-level management and control system in a complex environment, and the system comprises a first-level wearable sensing unit which is worn by an operator and is used for collecting environment parameters and physiological parameters of the operator and generating corresponding safety monitoring data; the second-stage relay gateway unit is used for establishing two-way communication connection with the first-stage wearable sensing unit through a first wireless self-organizing network so as to receive and gather the safety monitoring data and relaying the gathered data to the outside through a second high-bandwidth self-organizing communication link; and the third-stage monitoring and distributing unit is used for receiving the safety monitoring data from the second-stage relay gateway unit and carrying out centralized monitoring and management on the operation state through a local network or a remote network. The method is suitable for operation real-time scenes in complex environments with serious metal shielding and limited signals, such as mines, factory closed spaces, steel structures, underground facilities and the like.

The invention relates to the field of optical fiber sensing, in particular to a two-way communication method for optical sensing communication, which comprises the following steps: after a base station and a terminal complete handshake connection, the base station sends a preset acquisition control instruction to the terminal in a downlink manner; after receiving the acquisition control instruction, the terminal acquires a sensing electric signal; the terminal encodes the sensing electric signal to obtain terminal encoding data; the terminal performs frequency and amplitude combined modulation on the terminal coded data to obtain modulation data; the terminal vibrates the optical fiber according to the modulation data in a terminal preset mode so as to transmit the modulation data to the base station based on the optical fiber; and after the base station acquires the modulation data, the base station performs frequency and amplitude combined demodulation on the modulation data to obtain demodulation data, and decodes the demodulation data to obtain a sensing electric signal containing external sensing information. According to the method, the communication efficiency in optical sensing communication can be improved, the communication distance can be prolonged, and a stable and reliable two-way communication mechanism between the terminal and the base station can be established.

The invention discloses a distributed intelligent well logging system and a well logging method, and relates to the technical field of intelligent well logging. The distributed intelligent well logging system comprises an intelligent well logging module, a ground intelligent control module and a communication module; the number of the intelligent logging modules is N, and N is an integer larger than 1; the intelligent well logging module is arranged underground and used for collecting, processing and uploading well logging data. The ground intelligent control module is arranged on the ground and is used for receiving and analyzing data uploaded by the intelligent logging module and sending an acquisition scheme to the intelligent logging module; the intelligent well logging module and the ground intelligent control module are in two-way communication through the communication module. The intelligent logging module comprises a data acquisition unit, a first processing unit and a first communication interface unit; the ground intelligent control module comprises a second communication interface unit, an intelligent analysis unit and a control instruction generation unit, underground intelligent preprocessing and ground real-time analysis are achieved through deep fusion of a distributed architecture and an artificial intelligence technology, and an acquisition strategy can be dynamically optimized according to an analysis result.

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 relates to the technical field of video return, in particular to an unmanned vehicle video return control method and system based on an SIP (Session Initiation Protocol) communication protocol. The control method comprises the steps that a home terminal serves as an SIP client and sends an SIP connection request to an unmanned vehicle terminal through TLS encryption, it is determined that the home terminal is a video only decoding terminal and the unmanned vehicle terminal is a video only coding terminal, meanwhile, the audio two-way communication capacity is negotiated, and encrypted signaling connection is established. As a mature multimedia communication protocol, the SIP has a perfect and safe session establishment, modification and termination mechanism. The method has good network adaptability, supports NAT traversal and firewall traversal, can stably work in different network environments, and is suitable for unmanned vehicle moving scenes. According to the invention, by constructing a systematized control scheme based on the SIP protocol, the problems of dynamic bandwidth adaptation and safe and reliable transmission control of unmanned vehicle video return in a complex network environment are solved.

The invention discloses an intelligent anti-intrusion system capable of automatic identification and accurate alarm. According to the technical scheme, the intelligent anti-intrusion system is characterized by comprising a multi-mode sensing layer, an intelligent identification layer, an accurate decision-making layer, a linkage alarm layer and a data supporting layer; the multi-mode sensing layer is in communication connection with the intelligent identification layer, the intelligent identification layer is in communication connection with the precise decision-making layer, the precise decision-making layer is in communication connection with the linkage alarm layer, and the data support layer is in bidirectional communication with the multi-mode sensing layer, the intelligent identification layer and the precise decision-making layer; the multi-modal sensing layer realizes comprehensive acquisition of environment data, target data and behavior data of a perimeter and a protection area, and the intelligent identification layer performs multi-dimensional fusion analysis on the acquired data to guarantee accurate identification of an intrusion event and intrusion features. According to the invention, through multi-mode perception and environment self-adaption, the problems of poor environment adaptability and high missing report rate of a traditional system are solved.

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.

A computer-implemented method for controlling the operation of an internal mesh communication network for a vehicle includes receiving data indicative of a plurality of passengers seated within the vehicle. The computer-implemented method further includes assigning to each passenger of the plurality of passengers a passenger identification (ID) based on the received data. The computer-implemented method further includes receiving a communication request from a first passenger of the plurality of passengers. The communication request indicates at least one passenger ID of at least one other passenger of the plurality of passengers. The computer-implemented method also includes establishing a two-way communication link between the first passenger and the at least one other passenger in response to the at least one other passenger providing affirmative communication consent.

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.

The invention provides a game application real-time wireless debugging method, and belongs to the technical field of game development. The method comprises the following steps: embedding a script for executing a debugging instruction in a game application during running; establishing two-way communication connection between the debugging client and the script during running; a debugging code is sent to the script during running through the debugging client; the debugging client receives a running result and a running log fed back by executing the debugging code when the script runs; and dynamically displaying the operation result and the operation log on a browser interface. According to the method, the difficulty of game debugging can be reduced, and game debugging can be flexibly realized, so that the game development efficiency can be improved, and the game development cost can be reduced.

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 invention provides an elevator data management system and method based on the Internet of Things, and relates to the field of safety management of the Internet of Things, operation data of an elevator is packaged into a network transmission data packet, and the abnormal verification degree of the network transmission data packet is determined; the method comprises the following steps: extracting network transmission characteristics of a control instruction from a bidirectional communication data packet of an elevator and an Internet of Things control system, constructing a communication compliance model of the control instruction, and then determining an automatic blocking constraint condition of the control instruction; when it is detected that the transmission abnormality level of the network transmission data packet exceeds a preset communication security threshold, determining a security traceability incidence matrix of the network transmission data packet based on the automatic blocking constraint condition and the abnormality verification degree; and then link tracing is carried out on the communication log of the Internet of Things equipment to obtain a link tracing identifier of the communication log, and the link tracing identifier is stored in a security event database. According to the invention, full-link traceability of elevator data in a network transmission process can be realized.

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.