327 results about "Communications media" patented technology

The invention discloses a traffic supervision system applied to an intelligent street lamp and an intelligent supervision method thereof, relates to the technical field of intelligent traffic, and solves the problems that an existing intelligent street lamp system lacks a physical-digital mapping relation, edge computing resource allocation is low in efficiency and cloud computing delay is high. According to the scheme, on the basis of multi-sensor data fusion, space-time reference unification is carried out by adopting an atomic clock and a GNSS, and a dynamic causal graph is constructed through a graph neural network, so that abnormal event detection is optimized; an improved Jaccard space-time similarity algorithm is adopted to optimize calculation task allocation, an edge calculation cluster is constructed based on 5G-V2X, and high-risk region identification and traffic flow prediction are carried out; a LiFi or 5G-UWB communication medium is adaptively selected through a multi-modal fusion reinforcement learning algorithm, and efficient early warning information synchronization is realized; according to the method, the multi-source data fusion value and the early warning precision are remarkably improved, the computing power resource utilization rate is optimized, and the instruction real-time performance and the system self-adaptive capability in a complex environment are enhanced.

The present invention discloses a software platform designed to facilitate seamless interconnection between users and multiple applications in an application-agnostic and centralized manner. This novel system simplifies the user experience by providing a unified interface for receiving notifications from, and interacting with, a multitude of disparate applications. Central to the platform is a robust middleware that bridges communication gaps, eliminating the need for manual data reconciliation and ensuring streamlined operations.Key components of the system include an Ingester Module that standardizes data from various sources, an Action Card Creator that transforms this data into interactive notifications, a Notification Dispatcher that routes these notifications to appropriate platforms, and a Command Translation Module that interprets user interactions for actionable insights. The platform offers interoperability across various communication mediums, employing AI and machine learning for enhanced data processing, predictive personalization, and efficient notification dispatching.Aimed at enhancing operational efficiency, the system addresses challenges faced by enterprises due to fragmented application environments, offering a scalable solution that adapts to organizational needs. By centralizing communication and workflow management, the disclosed invention provides businesses with a consolidated approach to managing multiple application interactions, driving innovation, and reducing technical complexities.

This disclosure provides methods, components, devices and systems for low latency channel access. Some aspects more specifically relate to preemption of existing transmission opportunities (TXOPs) such that devices with low latency traffic to transmit may access the communication medium to transmit low latency traffic. Short physical layer protocol data units (PPDUs) may be used within TXOPs with interframe spaces between the PPDUs such that a device with low latency traffic may transmit a preemption indication during the interframe space. A first wireless communication device may identify low latency traffic during a first PPDU of a TXOP assigned to a second wireless communication device. The first wireless communication device may transmit a preemption indication in an interframe space that indicates that a subsequent scheduled PPDU in the TXOP will be preempted in order for the first wireless communication device to transmit a PPDU to convey the low latency traffic.

According to the nucleic acid extraction and detection device and the use method, by forming a plurality of communicating holes and taking a rotary valve as a communicating medium, communication among functional chambers is achieved, then sample transfer is achieved, the whole transfer process is completed in an internally-closed environment, sample pollution is not caused, and the detection efficiency is improved. The rotating cover and the rotating valve rotate synchronously, and the rotating cover is also closed when the rotating valve is closed, so that the sealing performance of the cavity in the uniform mixing and reaction process is ensured, and the stability of a pre-stored reagent and the safety of the reaction process are ensured; the sample transfer step is reduced, the pollution risk is reduced, the whole process is completed only through manual operation without a power supply or other equipment, and the method can be used for household self-inspection or in areas with limited resources or even in extreme environments without power supply.

Monitoring, detecting, estimating, and alerting of cellular vehicle-to-everything PC5 (CV2X-PC5) operation status of a vehicle is performed. Inputs indicative of message timing of messages over CV2X-PC5 are received, the messages being used for one or more subscribed vehicle features. Time synchronization of the received inputs is monitored. It is determined whether a synchronization issue is detected, including to perform regression estimation for early prediction of potential time synchronization issues. Responsive to occurrence of the synchronization issue, an alternate wireless communication medium of the vehicle is used to mitigate effects of the synchronization issue on the one or more subscribed vehicle features.

The invention discloses a soft gateway system supporting data exchange among multiple devices, which comprises an interface driving unit and a data link unit connected with the interface driving unit, and is characterized in that the interface driving unit is used for establishing a connection relationship with various field devices to complete data acquisition; mapping from external interface data to memory data is completed, and the data is sent to a specified field device; the data link unit is used for establishing an input node data pool, selecting input node data from the input node data pool for protocol conversion, and constructing an output node data pool; different protocol analysis and interface requirements can be flexibly met, the soft gateway is used as a communication medium, the gateway can be customized and configured at will, and the field cost of an enterprise can be saved.

The invention discloses a 1553B bus test experiment method and system, and relates to the technical field of data processing, and the system comprises a 1553B communication medium replacement test module which evaluates the influence of a medium on the communication quality through the comparison of signal waveforms and data transmission performance under different media; the 1553B hardware cognitive test module is used for sending an instruction and acquiring feedback data of the steering engine and the sensitive equipment, and is used for evaluating the control precision and the response speed; the 1553B transmission protocol test module simulates and captures a differential signal of a 1553B bus, and verifies whether a data frame format and a command field accord with a protocol standard; the inter-node communication test module is used for analyzing the communication performance of the nodes by recording the data transmission quantity, the error rate and the like between the nodes; and the 1553B bus control and data acquisition test module is used for acquiring feedback of the steering engine and the sensitive equipment and calculating the motion precision and the accuracy of attitude feedback.

The invention discloses a communication method and device based on MCTP, which are used for improving the reliability of MCTP communication. The method comprises the following steps: generating a data sending request, wherein the data sending request comprises load data, a plurality of endpoint identifiers of target MCTP equipment and communication media corresponding to the endpoint identifiers; selecting a target communication medium from the communication media corresponding to the endpoint identifier; generating an MCTP data packet corresponding to the target communication medium according to the data sending request; and sending the MCTP data packet to the target MCTP equipment through a communication interface corresponding to the target communication medium.

An optical communications access point, AP (AP), is provided, and a system combining the AP and additional stations, STAs, (STA1, STA2) which are in communications range of the AP over a communications medium of an optical wireless local area network. The AP is arranged to, before sending downlink poll messages, send an invite to poll message inviting STAs (STA1, STA2) to send a request to poll message within an invite-to-poll time window. The AP (AP) then sends a downlink poll message to a first identified STA (STA1) having requested a poll, thereby allowing a return uplink transmission for a predetermined duration to be initiated by the first STA (STA1) after receiving the first downlink poll message. The first downlink poll message prohibits other STAs, (STA2) receiving the first downlink poll message, from accessing the communications medium during said predetermined duration after the first downlink poll message. The AP in this manner is able to take control of communications to mitigate uplink collisions, especially in the case of heavy uplink traffic, and reduce the use of a physical carrier sense for uplink access.

A power line communication device measures a total current flowing through one or more power lines providing power to EV chargers. The device establishes communication with at least one of the EV chargers using the one or more power lines as the communications medium. The device further communicates power management information to the EV chargers. When the device receives a request from the EV chargers, it calculates a current for each of the EV chargers from the total current, the preset maximum current, or both the total current and the preset maximum current, and communicates a calculated current to each of the EV chargers. Alternatively, the device can provide the total current to one of the EV chargers that acts as a power manager and communicates power management information to the other EV chargers using the one or more power lines as the communications medium.

The invention relates to the technical field of free space optical communication, and discloses a wireless optical communication device which comprises a transmitting end and a receiving end. The transmitting end comprises an information source generation unit, a coding unit, a modulation unit, a driving unit, a light source unit and a transmitting optical assembly; the receiving end comprises a receiving optical assembly, a CCD camera, a signal processing unit, a demodulation unit and a decoding unit; in actual use, wireless communication is carried out through the optical medium, the communication medium is safe, and the problems of active electromagnetic silence and passive electromagnetic suppression do not need to be worried about; the coverage range of visible light is wide, the communication range is wide, and deployment is convenient; in addition, communication is carried out through the CCD camera, so that the original CCD camera can be replaced in some scenes where the CCD camera is installed, and image shooting and wireless optical communication can be realized at the same time.

A request associated with access to a restricted computer resource by a computer application of a device is received via a first communication medium. It is determined that the request is provided by the device with an IP address not included in a group of authorized IP addresses. A registration secret is generated. A representation associated with the registration secret is provided via a second communication medium. A token signed using the registration secret is received. In response to successfully validating the token, a communication secret is generated and associated with an identifier associated with the device. The communication secret is provided for use by the computer application of the device to access the restricted computer resource.

An isolation application method for surge testing of shielded communication lines, in which signals are transmitted between a device under test and a monitoring device through an isolation communication module using optical fiber as a communication medium. The isolation application method for surge testing of shielded communication lines has the advantages of isolating high voltage, preventing electromagnetic interference, and resisting lightning strikes, thereby improving the reliability and safety of communication. The present invention uses optical fiber as a communication medium, thereby effectively isolating high voltage, electromagnetic interference, and resisting lightning strikes, protecting the monitoring device, thereby providing the possibility for the monitoring device to monitor the device under test throughout the process. In addition, the present invention uses optical fiber, thereby having the advantage of long-distance signal transmission.

Firmware over-the-air (FOTA) flash update control techniques include receiving, by a FOTA supervisor module connected to a controller area network (CAN) of an electrified vehicle, a FOTA flash update via a wireless communication medium and determine a set of controllers on the CAN that are intended to be flashed by the FOTA flash update, transmitting, by the FOTA supervisor module via the CAN, a FOTA applicability signal indicative of the set of controllers on the CAN that will be flashed by the FOTA flash update and a maximum FOTA time for performing the FOTA flash update, and controlling, by a propulsion supervisory controller connected to the CAN, a propulsion system of the electrified vehicle, based on the FOTA applicability signal, to overcome a conflict between the propulsion system and the performing of the FOTA flash update.

Embodiments are described for monitoring a communications medium between a user and one or more other users and one or more products for selection, and collecting data about the users, the one or more products, and historical interactions among the users and the products from the monitored communications medium. Features pertaining to the collected data are defined and selected, and a candidate ranking process is trained using a LambdaMART Learning-to-Rank model based on the defined features. The model is deployed and applied to live data to produce product recommendations for display to the user. The model is retrained using refreshed data based on user behavior evidenced in the live data to update the model for the user behavior.

This disclosure provides methods, components, devices and systems for low latency channel access. Some aspects more specifically relate to preemption of existing transmission opportunities (TXOPs) such that devices with low latency traffic to transmit may access the communication medium to transmit low latency traffic. Short physical layer protocol data units (PPDUs) may be used within TXOPs with interframe spaces between the PPDUs such that a device with low latency traffic may transmit a preemption indication during the interframe space. A first wireless communication device may identify low latency traffic during a first PPDU of a TXOP assigned to a second wireless communication device. The first wireless communication device may transmit a preemption indication in an interframe space that indicates that a subsequent scheduled PPDU in the TXOP will be preempted in order for the first wireless communication device to transmit a PPDU to convey the low latency traffic.

A power line communication device measures a total current flowing through one or more power lines providing power to EV chargers. The device establishes communication with at least one of the EV chargers using the one or more power lines as the communications medium. The device further communicates power management information to the EV chargers. When the device receives a request from the EV chargers, it calculates a current for each of the EV chargers from the total current, the preset maximum current, or both the total current and the preset maximum current, and communicates a calculated current to each of the EV chargers. Alternatively, the device can provide the total current to one of the EV chargers that acts as a power manager and communicates power management information to the other EV chargers using the one or more power lines as the communications medium.

The invention relates to the field of language communication, and discloses a medical care and patient non-language communication platform which comprises a communication platform device, and the communication platform device comprises an icon library module, a user interface module, a direct pointing interaction module, an action recognition module, a touch screen and touchpad interaction module and a result integration and feedback module. Diversified graphic cards and gestures are imported on the platform, interfaces of daily demands, common discomfort and emotion expression icons are designed, each interface represents different specific meanings, and a patient selects different interfaces to express own demands through simple pointing actions; a high-sensitivity sensor is adopted, tiny eye and head actions of a patient are accurately captured, a computer carries out image processing and calculation in real time, and conscious or unconscious actions of the patient are recognized and distinguished, so that effective communication media between medical staff and the patient are provided, and an effective channel is increased for the patient to express own requirements.

Various embodiments are generally directed to embodiments discussed herein. An example system includes a processor, and a memory having instructions stored therein. The instructions include a discovery module, a mapping module, an assignment module, a tracking module, a chunking module and an evolution module. When the instructions are executed by the processor, the instructions cause the processor to: monitor, by using the discovery module, documents within document repositories and communications in one or more communication media; identify, by using the discovery module, ideas in the monitored documents and communications; map, using the mapping module, knowledge within an enterprise based on the monitored documents and communications; provide, using the tracking module, tracking and management of the identified ideas; chunk, using the chunking module, the monitored documents and communications to provide context of the identified ideas; and track, using the evolution module, progression of the identified ideas over time.

The present invention relates to a technology for converting energy (kinetic energy and biomechanical energy) discarded to the surroundings into electrical energy through an energy harvesting technology, and utilizing the body as a power communication medium to transmit the energy to a necessary part anywhere inside or outside the body, and an application thereof. The present invention suggests a wireless power communication technology which does not require a separate wire connection between a power generator and a battery, thereby solving the power line problem of existing energy harvesting and accelerating commercialization of the energy harvesting technology.

The invention provides a servo mechanism control system and method based on TSN network communication, and relates to the field of servo mechanism control. According to the system, a TSN network communication interface is adopted, and 1Gbps instruction receiving and sending can be achieved. Through optimization mechanisms such as time synchronization, flow scheduling and frame preemption, it is guaranteed that key data streams arrive at destinations within strictly specified time, delay and jitter are extremely low compared with RS422, only the us level exists, and state feedback of a servo mechanism is more real-time and accurate; in a communication period of 1ms, the maximum transmission of a single frame at a rate of 1Gbps can achieve 1500 bytes, and the capacity is greatly improved compared with that of RS422, so that a servo mechanism can return more state information; an optical cable is adopted as a communication medium, electromagnetic interference is avoided, and the real-time performance and stability of the communication process of the servo mechanism are guaranteed; and for a high-dynamic precise control scene, the communication period can be shortened to 500us, the state feedback of the servo mechanism is real-time, and further precise control is facilitated. The problems that a traditional servo mechanism is low in communication rate, limited in single-frame capacity, poor in anti-interference capacity and the like are solved.

To intuitively grasp an avatar's range of movement by displaying the avatar in a planar form processed for bird's-eye view instead of in a 3D model form which is visually difficult to handle. [Solution] In an avatar analysis system in which a server device 1 that provides a virtual space made public on a network and a plurality of data terminals that operate a plurality of avatars that act in the virtual space are communicatively connected via a specified communication medium, the server device 1 is equipped with an acquisition unit 16-1 that acquires a behavior log by correlating the stay time of each avatar moving in the virtual space with the movement area specified by virtual space coordinates, a visualization unit 16-2 that analyzes the behavior log acquired by the acquisition unit 16-1 and visualizes the movement area of ​​each avatar, and a generation unit 16-3 that generates behavior display information for identifying and displaying the movement area of ​​each avatar visualized by the visualization unit 16-2.

A client-side electronic device includes a receiver, a processor, and a memory. The receiver communicates with a message server over a communication medium of a communication network. The memory stores computer-executable instructions, which, when executed by the processor, cause the device to receive, from the message server, a broadcast message, a timestamp associated with the broadcast message, and a first digital signature of the broadcast message and a second digital signature of the timestamp. The executed instruction further cause the device to verify an integrity of the broadcast message based the first or second digital signatures, determine a freshness of the broadcast message based on the received timestamp, calculate a trust state of the broadcast message based on the integrity verification and the freshness determination, and store the broadcast message in the memory along with the calculated trust state.

The embodiment of the invention discloses an audio and video conference method and device, electronic equipment and a storage medium, belongs to the technical field of communication core networks, and can improve the convenience of participating in an audio and video conference. Comprising the following steps: receiving an incoming call signaling of a participant calling an intermediate number of an audio and video conference through a signaling server, sending the incoming call signaling to a communication media server, establishing a communication connection with a conference signaling server through the communication media server, and sending communication information to the conference media server by using the conference signaling server; according to the communication information, a monitoring address is reserved for the audio and video through the conference media server, and the monitoring address is synchronized to the communication media server; and under the condition that the intermediate number is connected, audio and video are mixed through the conference media server to obtain a single-path audio and video stream, and the single-path audio and video stream is pulled through the communication media server according to the monitoring address and is sent to the participant, so that the audio and video conference is carried out based on the single-path audio and video stream.

A method for sharing a radio frequency (RF) resource among multi-subscriber identification module (SIM) stacks in a multi-SIM device, includes: receiving two paging requests from the multi-SIM stacks for performing communication with a network entity via the RF resource; transmitting the two paging received requests to the network entity via the RF resource; detecting a page sharing conflict between the two paging requests of the multi-SIM stacks; determining, based on the detection of the page sharing conflict, a connection status of a connection between each stack of the multi-SIM stacks and the network entity. The connection status indicates a communication medium via which each stack of the multi-SIM stacks is connected with the network entity. The method includes prioritizing, based on the determined connection status, a grant of the RF resource to a stack of the multi-SIM stacks whose connection status indicates a cellular connection as the communication medium.

The invention relates to a communication media exchange method and system based on SIP soft switch, and belongs to the technical field of SIP soft switch communication. The method comprises the following steps of: determining a media stream transmission endpoint based on soft switch signaling call routing of SIP (Session Initiation Protocol); processing and distributing the original media stream in real time; and the processed media stream is directly docked to realize intelligent interaction. The method has the effect that the docking efficiency with the AI large model can be improved as much as possible.

Network interfaces and associated methods are provided to dynamically determine locally unique MAC addresses. A network node may include a network interface coupled to a host device, the network interface being configured to: broadcast a local claim message to all other nodes on a communications medium, the local claim message specifying a MAC address selected by the network interface; compare a transmit time of the local claim message to a transmit time of any remote claim message specifying the MAC address that is received before a predetermined interval has elapsed; and respond to any remote claim message specifying the MAC address that is received after the predetermined interval has elapsed by broadcasting an assert message specifying the MAC address.

A system for data communications comprising a handset having a processor, a wireless communications device, a speaker and a microphone and one or more software applications operating on the processor that are configured to interface with a voice over long-term evolution (VoLTE) service. A wireless access point coupled to the handset through a local wireless communications media and the wireless communications device, the wireless access point further coupled to a long range wireless communications media and configured to interface with a server that provides VoLTE calling functionality.

An optical interconnect system comprising: at least one light source for emitting light, the light comprising a distribution pattern having a predefined divergence angle; at least one communication medium for transmitting the light, wherein the at least one communication medium comprises a numerical aperture, and wherein at least one of the numerical aperture, the at least one light source, the predefined divergence angle, and the at least one communication medium, is dimensioned to minimize loss of optical power coupling of the light into the at least one communication medium; at least one light detector for receiving the light from the at least one communication medium; at least one optomechanical alignment system configured to optimize collection of the light at the least one light detector.