231 results about "Location systems" patented technology

Apparatus, systems, and methods for mapping utility lines in utility potholing operations are disclosed. Pothole mapping apparatuses, systems, and methods may be employed in utility locator devices and utility locating systems to map potholed utility lines. Data generated via pothole mapping may be used to calibrate utility depth measurements in utility locator devices and systems. Further, information revealed about utility lines during potholing procedures may be used to train neural networks and utilize artificial intelligence in generating predictions regarding the positions and characteristics of utility lines.

The invention belongs to the technical field of packaging jet printing, and discloses an external packaging carton two-dimensional code jet printing quality online monitoring and error correction process, which comprises the following steps: building a vision, laser, spectrum and pressure four-source sensing positioning system in a preprocessing stage, comprehensively collecting carton material and form related data, and forming a pre-calibration closed loop in cooperation with microsample jet printing verification; in the jet printing process, a high-speed imaging system of self-adaptive light supplement works synchronously, after an image is preprocessed through a combinatorial algorithm, various defects such as blooming and scratches are accurately recognized through a ResNet34-Transform-GAN fusion model, and then an LSTM neural network is used for predicting the development trend of the defects and conducting early warning; a three-level parameter configuration system of cloud decision, edge execution and twin simulation is utilized, an edge calculation unit uploads data such as materials, sizes and flatness collected in real time to the cloud, historical optimal parameters of the corresponding materials are called, and then dynamic adjustment is conducted in combination with the conveying speed.

The embodiment of the invention discloses a visual fine adjustment method and device of an interface, a storage medium and a terminal. Firstly, a source code and a running state preview interface are synchronously obtained, and it is ensured that operation is based on a real rendering state. Then, when the user edits the interface elements, the system accurately positions the visual elements to the corresponding positions in the source codes during operation through a pre-established bidirectional mapping mechanism. Based on the accurate positioning, the system generates a code modification instruction and updates the target code. And finally, generating a new preview by running the updated code in real time, completing an operation feedback closed loop, and realizing a real-time editing preview effect. According to the method, manual modification of complex codes is avoided through the complete process, the modification precision is ensured while the low operation threshold is kept through intuitive visual operation, and the operation simplicity and control precision are effectively balanced.

The invention provides a cable testing method and a small handheld cable tester. The method comprises the following steps: carrying out wavelet transform noise reduction, Z-score standardization and time sequence dynamic regularization on original cable data; then constructing a geometric deep learning network by using a dispersed self-organizing structure of the rotating cube set, and extracting multi-modal depth features; fusing different modal features through a spiking neural network gating mechanism and a cross-modal attention mechanism; and finally, fault classification is carried out based on a differential evolution optimized neural network, and fault location is realized by combining a time sequence generative adversarial network and a dynamic probability neighborhood growth clustering algorithm. The system also evaluates the data contribution degree of each modal through information entropy and mutual information analysis, and optimizes the model performance by using adaptive weight distribution and lightweight neural network technologies. According to the invention, various fault types such as cable breakage, short circuit, insulation aging, poor contact and the like can be identified and positioned with high precision, and the efficiency and the accuracy of cable maintenance are remarkably improved.

This application discloses a communication method for a UWB and a related product. This application can be applied to a UWB-based wireless personal area network system, a sensing system, a positioning system, a ranging system, or a communication system, and can be further applied to a wireless local area network system that supports 802.11 series protocols such as a next-generation Wi-Fi protocol of IEEE 802.11ax, for example, 802.11be or Wi-Fi 7, and a next-generation protocol of 802.11be, for example, Wi-Fi 8. The method includes: generating a first message including a first bitmap, where an ith bit in the first bitmap corresponds to an ith UWB device, and when the ith bit is set to a specified value, the ith bit indicates a location of parameter configuration information of the ith UWB device in a first DPL; and sending the first message.

The present application refers to a process and a system for collecting, storing, analyzing and visualizing electrocardiographic (ECG) data collected by portable ECG device (100) with embedded wireless communication technology, additionally containing a portable ECG device (100), a hermetically sealed box (200) of medicines containing a lock system comprising a lock (220), a first device (310) to be accessed by the patient, a second device (320) to be accessed by the medical professional, a platform for graphical display of ECG data, and a remote data storage and processing central. The hardware board of the portable ECG device contains wireless communication technology, global positioning system (GPS), start button (141), rechargeable battery charging port, and an equipment configuration and programming port. The battery (120) is Li-Ion type, containing LEDs indicating device operation, and waiting for connection. The battery status is displayed on the app display. In one embodiment, an electrode (130B) is positioned on the bottom cover (110B) of the housing (110A, 110B, 110C) of the ECG device (100).

The utility model discloses a shoulder type precise positioning fertilization system which comprises a Beidou / GPS receiving base station, a Beidou / GPS receiving mobile station, a quantitative fertilizer applicator, a server and a user side, and the Beidou / GPS receiving base station and the Beidou / GPS receiving mobile station are in mutual wireless communication connection with a Beidou / GPS satellite navigation positioning system. The Beidou / GPS receiving mobile station is installed on the quantitative fertilizer applicator in an electric connection mode, the quantitative fertilizer applicator is in wireless data transmission connection with the server, the server is in wireless data transmission connection with the user side, the quantitative fertilizer applicator is a shoulder type quantitative fertilizer applicator, and a fertilizer application switch, a mobile communication module, a camera, a control module and a power supply are installed on the quantitative fertilizer applicator. The fertilization switch, the mobile communication module and the control module are electrically connected with the power supply, and the Beidou / GPS receiving mobile station is electrically connected with the control module and the power supply. According to the utility model, the problem of large positioning data information error frequently occurring in the use process of the existing fertilizer applicator is solved, and the common phenomena of fertilizer application position information drifting, overlapping and the like are eliminated.

Real-Time Locating System (RTLS) enabled human to automated vehicle interaction apparatus and methods. Systems may include a control system configured to communicate with RTLS transceivers and anchors within an environment, and autonomous vehicles (AVs) equipped with sensors and RTLS communication transceivers. A control system determines a real-time location of RTLS transceivers (“Tags”) and provides navigation, task, and behavioral instructions to AVs based on location data. RTLS transceivers can be worn by humans or attached to objects, machines, equipment, floorspace, storage bins, or other destination, thereby enabling AVs to locate and travel to humans, objects, or other destination points, perform tasks based on location data, and dynamically alter actions and behaviors. Locating and traveling to destination points may include dynamic destination points based upon movement of a destination human or item. User interactions via RTLS tags may trigger specific actions, enhancing human-automated vehicle collaboration and operational efficiency in diverse environments.

The present application relates to the technical field of computers, and in particular to a fault root cause locating method, a fault root cause positioning system implementing the method, and a computer-readable storage medium and a computer program product. The method comprises: acquiring an architecture topology graph and abnormal alarm information of an application system; on the basis of the architecture topology graph and the abnormal alarm information, constructing a troubleshooting logical tree, wherein in the troubleshooting logical tree, a logical relationship between nodes is used to indicate a potential fault propagation link between configuration components in the architecture topology graph; performing qualitative analysis on the troubleshooting logical tree, so as to identify a potential fault point that causes a fault; performing quantitative analysis on the troubleshooting logical tree, so as to calculate a fault probability and the degree of influence of each potential fault point; and on the basis of results of the qualitative analysis and the quantitative analysis, determining a root cause fault point, and acquiring a fault propagation link of the root cause fault point.

The invention relates to a power distribution network fault distance measurement system and a monitoring method thereof, and the system comprises a distributed monitoring terminal network, a master station data processing center and a communication network which cooperate to achieve the collection, processing and positioning analysis of fault signals. According to the invention, through a fault branch identification strategy combining distributed power supply side cooperative monitoring and power flow direction analysis, the problem of fault branch identification of the power distribution network containing the distributed power supply is effectively solved; the relative time synchronization calibration technology is adopted, a high-precision satellite synchronization module is not needed, the satellite signal interference problem is avoided, meanwhile, the hardware deployment cost is reduced, the system adopts the dual-mode communication and standby power supply design, the system adapts to complex operation environments such as cities and underground, and the reliability is high; the monitoring terminal adopts an ARM + FPGA dual-core architecture, gives consideration to real-time performance and data processing capability, can be directly connected with existing power distribution network equipment, and is low in transformation difficulty and flexible in deployment; the parameter self-correction function enables the system to adapt to line parameter change and environmental influence, and the long-term distance measurement precision is stable.

The invention relates to the technical field of software quality assurance, and discloses an internet-based software engineering automation test system, which comprises a test environment perception module, a test intelligent arrangement module and a test execution and optimization module, a server resource state, a network delay parameter and a code structure feature are collected in real time through an environment dynamic sensing module, a multi-dimensional environment adaptation degree evaluation model is constructed, and when it is detected that the environment adaptation degree is lower than a threshold value, container resource expansion and network strategy adjustment are automatically triggered; establishing a mapping relation between multi-level defect features and code modules through a defect root positioning system, searching an optimal diagnosis scheme in a strategy space by applying an improved particle swarm algorithm, and accurately positioning a fault point to a source code line number; finally, closed-loop control of test environment self-adaption, test path self-correction and defect positioning self-optimization is realized, and the accuracy of a test result and the fault repair efficiency are improved.

According to the cable fault positioning system based on multi-detection node data fusion, integration of early warning and accurate positioning of cable faults is achieved through multi-node cooperative monitoring and data fusion, a partial discharge feature recognition and pulse reflection joint detection mechanism is adopted, a signal propagation speed compensation model and a multi-source data optimization algorithm are combined, and the cable fault positioning accuracy is improved. The limitation of a single detection node is effectively overcome, the accuracy and reliability of fault positioning are remarkably improved, and the fault finding time and the power failure loss are reduced.

The embodiments of this disclosure disclose a communication method for a UWB and a related product. This disclosure may be applied to a UWB-based wireless personal area network system, a sensing system, a positioning system, a ranging system, or a communication system, and may be further applied to a wireless local area network system that supports 802.11 series protocols such as a next-generation Wi-Fi protocol of IEEE 802.11ax, for example, 802.11be or Wi-Fi 7, and a next-generation protocol of 802.11be, for example, Wi-Fi 8. The method includes: generating indication information, where the indication information indicates to construct a frame counter (FC) based on a first field in a first message, and the first field indicates a type of the first message; and sending the indication information.

A wireless locating system and method include receiving first messages at a server. The first messages include bed location data entered manually on a user interface of a first patient bed. The first messages also include signal strength data from a plurality of wireless access points in communication with the first patient bed. A first signal strength profile for the first patient bed at a first location is built by the server. The first patient bed is removed from the first location and a second bed is moved into the first location. The second patient bed does not have manual location data entry capability. A second signal strength profile is built by the server for the second patient bed. The server compares the second signal strength profile with the first signal strength profile and determines that the second patient bed is at the first location if the second signal strength profile matches the first signal strength profile.

This invention relates to a service fault location system and method based on a BMC (Browser Control Center). The system includes: establishing a communication link between the BMC and the server under test (DUT) using a customized IPMI protocol; configuring test parameters and controlling the DUT to power on and start a restart test program; the BMC collecting current hardware-level data; the BMC performing temporary storage and determining whether an anomaly occurred during the current test round; when an anomaly occurs during the current test round, the BMC receives the current customized IPMI message, obtains the anomaly level information, and controls the CPLD (Content Management Logic Controller) to perform a hard restart or not perform a hard restart based on the anomaly level information, and persistently stores the on-site data. No additional test equipment or server hardware / software modifications are required, resulting in lower testing costs and broad applicability; in the event of an abnormal downtime, the BMC can directly operate the CPLD to perform a hard restart, greatly improving testing efficiency and continuity.

This invention discloses an automatic browser memory leak location system, method, and medium based on the MCP protocol, belonging to the field of software testing technology. The system includes an MCP communication module, an automated testing module, a heap snapshot acquisition module, an incremental analysis module, a reference chain analysis module, a SourceMap location module, an intelligent repair module, and an IDE visualization module. This invention establishes a standardized connection between the IDE and the browser debugging port through the MCP protocol, achieving fully automated control; it employs a multi-dimensional fingerprint algorithm based on constructed stack frames and attribute structures to solve the problem of cross-snapshot object matching; it utilizes the dominator tree algorithm to compress the reference chain and combines it with the SourceMap index to achieve source code-level location and AI repair suggestion generation. This invention significantly improves the efficiency and accuracy of memory leak location, solving the problems of fragmented debugging links and the inability to accurately map source code.

Systems, devices, and methods for integrated cell processing and analysis with precise fluid management are disclosed. The system includes a cartridge with processing modules connected by a fluidic bus with pressure regulation to control fluid flow between modules and to analytical tools. Methods for controlling fluid transfer by adjusting pump operational parameters in response to pressure measurements ensure precise sample delivery volumes and flow rates throughout the integrated platform. Fluid pulsations are reduced or prevented during the fluid transfer for accurate sample transfers. Fluid transfer steps coordinate fluid flow between an on-cartridge analytical module and / or off-cartridge analytical tools. The cartridge may include an analytical module with a channel selector to direct fluid samples from a plurality of fluid conduits to selected analytical chips. A positioning system with rack-and-pinion mechanisms enables precise movement of analytical chips along multiple axes to interface with analytical tools.

The invention relates to a system (1) comprising a first machine (2), a mobile operating unit (3) and a positioning system (4), the mobile operating unit (3), the positioning system (4) and the first machine (2) being communicatively connected, the positioning system (4) being provided and configured to determine a local position of the mobile operating unit (3), the first machine (2) having at least a first function (5) and a second function (6), the first machine (2) is associated with a first functional area (7), the first functional area (7) being locally delimited, the first machine (2) being associated with a second functional area (8), the second functional area (8) being locally delimited, the first functional area (7) and the second functional area (8) being locally delimited differently, the mobile operating unit (3) having at least a first user interface (9), the first user interface (9) being configured such that the first functional area (7) and the second functional area (8) are partially delimited. The mobile operating unit (3) is provided and configured to receive a first activation request (10) for activating a first function (5) or a second activation request (11) for activating a second function (6) from a user (12) via a first user interface (9), and wherein the system is provided and configured to activate the first function (5) of the first machine (2) when at least a first activation condition (13) is satisfied, and activating a second function (6) of the first machine (2) when at least a second activation condition (14) is satisfied, the first activation condition (13) being satisfied when the mobile operating unit (3) receives the first activation request (10) and the position of the mobile operating unit (3) determined by the positioning system (4) is within the first functional region (7), the second activation condition (13) being satisfied when the mobile operating unit (3) receives the second activation request (10) and the position of the mobile operating unit (3) is within the first functional region (7). And a second activation condition (14) is satisfied when the mobile operating unit (3) receives a second activation request (11) and the position of the mobile operating unit (3) determined by the positioning system (4) is within the second functional region (8).

A management system comprising multiple autonomous machines and an information processing device. Each of the multiple autonomous mobile machines has an autonomous movement control unit configured to control autonomous movement and a receiving unit configured to receive a signal from a satellite in a satellite positioning system. The information processing device includes an operational plan creation unit configured to create an operational plan for the multiple autonomous mobile machines.The operational plan creation unit is configured to select as a first autonomous mobile machine an autonomous mobile machine designed to select an operational plan from several autonomous mobile machines during a first predetermined time period and to create the operational plan such that the first autonomous mobile machine moves to a predetermined geographical position and remains stationary for at least part of the first predetermined time period.

The invention discloses an intelligent safety management and control system for a power distribution station operation site. The safety management and control system comprises a management and control center, an identity verification module, a video monitoring and analysis module, a task management module and an alarm and early warning module. According to the invention, automatic distribution of tasks and automatic identification and monitoring of personnel are realized, manual intervention is reduced, the management efficiency is improved, the labor cost is reduced, and meanwhile, the requirement for real-time staring and control is also reduced. And due to the application of a video frame extraction processing technology and a deep learning algorithm, the real-time performance of monitoring and the accuracy of identification are improved, and the efficient operation of the system is ensured. Through combination of a personnel positioning system and a trajectory analysis technology, whole-process tracking and monitoring of operation and maintenance personnel are realized, normalization and safety of task execution are ensured, and whole-process closed-loop monitoring is realized. According to the invention, a new idea and a new method are provided for intelligent operation and maintenance management, and the development of the operation and maintenance management towards intelligentization and automation directions is promoted.

The utility model discloses a distributed photovoltaic DC arc fault detection positioning system, and relates to the technical field of arc fault detection. Comprising a current sensor, a signal processing unit, a data acquisition and analysis unit, a LoRa wireless communication unit and an upper computer, wherein one end of the current sensor is connected with the DC side of the photovoltaic system, the other end of the current sensor is connected with the signal processing unit, the output end of the signal processing unit is connected with the input end of the data acquisition and analysis unit, and the output end of the data acquisition and analysis unit is connected with the LoRa wireless communication unit. The LoRa wireless communication unit is connected with an upper computer through a wireless communication network, and the upper computer is connected with a cloud server. According to the utility model, the sensing module is composed of the current sensor and the self-designed signal processing circuit, and the STM32 single-chip microcomputer is used for data acquisition and analog-to-digital conversion so as to realize visual display of fault alarm and complete efficient fault detection.

A system and method for our selectively controlling an operational of a thermal management system of a mobile charging system. Based on satisfaction of one or more predetermined thresholds, the thermal management system can operate in a first, high power mode or a second, low power mode. During operation in the first power mode, electrical power can be supplied from a battery for operation of an impeller that can facilitate an air flow over a heat exchanger. During operation in the second power mode, the impeller can be deactivated, and ram air can instead be used to control at least the temperature of the heat exchanger, thereby conserving electrical power of the battery. The one or more predetermined thresholds can include a ground travel speed of the mobile charging system, which can be determined using information from a location system.

Provided are a system and method for a real-time location system (RTLS) optimizing manner of establishing node location, and specifically, beacon location according to which positioning for a tag may be determined. To realize the optimization, beacons are arranged in “pods” and are led in their communications by a pod master beacon (MB) such that others of the pod beacons are slaves, i.e., slave beacons (SBs) to the MB. The communications are sequenced according to serialized transmit and receive staging among the MB and SBs resulting in self-localization of the pod beacons. The staging enables the MB to determine and accumulate various MB-SB and SB-SB measurements from which a mapping of the pods may be resolved.

The utility model discloses an electronic tag and a passive tracking and positioning system thereof, the electronic tag encapsulates a functional part between a base layer and a protective layer, and the base layer and the protective layer are sealed and fixed, so that on one hand, the functional part can be effectively protected, and on the other hand, the electronic tag is convenient to carry. According to the utility model, a user carries or wears the electronic tag, the reading device is used for reading the electronic tag and obtaining the ID information in the electronic tag, then the time for reading the electronic tag, the ID information and the duration for transmitting the signal of the electronic tag to the reader are transmitted to the server through the network, and the server matches the corresponding user by using the ID information. And calculating the distance between the electronic tag and the reading equipment or the position of the electronic tag relative to the reading equipment by reading the position of the reader and transmitting the signal of the electronic tag to the reader, and recording. And subsequently, obtaining road strength information by reading the time of the electronic tag and the corresponding position information, thereby finishing path tracking.

The invention relates to the technical field of communication, in particular to a UWB base-station-free emergency positioning system applied to urban complex buildings. Comprising a personnel positioning module, a communication module, a server positioning engine module, a data processing main module and a human-computer interaction interface, and the personnel positioning module is composed of an MCU, a UWB chip, a Beidou positioning chip, an altimeter chip and a Bluetooth communication chip. The server positioning engine module and the data processing main module are matched to carry out relative positioning and absolute positioning calculation, it is ensured that accurate positioning can also be achieved in a complex building, the communication module adopts a UWB / LoRa dual-channel communication mode, communication coverage can be achieved without a base station, the system adapts to the communication environment in the complex building, and the communication efficiency is improved. And meanwhile, the data processing main module outputs the processed data and the positioning result to the human-computer interaction interface, so that the formation and position information of the internal attack team members can be displayed in real time, and the command efficiency is improved.

Methods and systems for sharing user location are disclosed. According to an implementation, a computing device may receive a user input addressed to a recipient entered from a user equipment. The computing device may determine that the user input includes a pre-set character string. The pre-set character string may correspond to a type of location sharing request, for example, sharing a current location, updating the location periodically, sharing all cached location of the user, etc. Based on type of location sharing request, the computing device may obtain, from a positioning system, location data of the UE. The computing device may generate a text message and insert the location data in the text message as a character string. The location data may also be inserted to the text message as a URL link that shows the location of the user.

A hybrid indoor positioning system comprises an electronic label provided with an acceleration sensing module, a first direction sensing module, a second direction sensing module and an operational module, the acceleration sensing module generates an acceleration signal, the operational module receives the acceleration signal and generates a movement data, the first direction sensing module and the second direction sensing module respectively generate a first direction signal, a magnetic force information and a second direction signal, the operational module receives the first direction signal and the second direction signal and generates a direction data, the electronic label is provided with a signal receiving module that generates an ambient wireless signal, the movement data and the direction data of the operational module are transmitted to a signal sending module; and a remote server, the remote server has a central processing unit, a signal receiving unit and a judgment model.

The invention discloses a WiFi probe ping-pong data restoration method based on a Transformers architecture. The method comprises the following steps: constructing expressions of input data and output data; wiFi probe ping-pong data are collected, and data preprocessing is carried out based on dynamic coordinate system normalization of a track center; constructing a WiFi Transform model, taking the preprocessed data as input, and mapping a high-dimensional vector output by a decoder into a two-dimensional coordinate in an output layer; a loss function is designed to carry out training on the WiFi Transform model; and realizing the reduction of the WiFi probe ping-pong data based on the trained model. According to the method, the WiFi probe data is restored into the real track data as a sequence-to-sequence translation process, so that the ping-pong effect problem in a WiFi positioning system is effectively solved.

The application discloses a multi-screen fusion multi-information source intelligent push playing management method and system, which is connected with an airport multi-information screen cluster, comprises a data fusion module, a passenger portrait and state tracking module, an information strategy decision engine, a multi-level screen management module, a content generation and distribution module, a distributed screen control module and a man-machine interaction management interface; the data fusion module is used for accessing and processing multi-source heterogeneous data from an airport operation database, a passenger processing system, an indoor positioning system and a real-time passenger flow analysis system, and generating a unified airport real-time state view; the application allows an operator to conveniently make and regularly publish rich media content through a self-produced program template configuration and push module, supports batch management of a device group, planned on-off and state monitoring, perfectly unifies two functions of airport key operation information publishing and daily media content playing, and forms a complete, efficient and reliable multimedia information publishing and management platform.

The invention discloses an observable method and system for a unified log index and tracking data, and the method comprises the steps: collecting various types of original observation data, carrying out the unified formatting, constructing a column type storage structure, and carrying out the hierarchical storage; then optimizing data layout by utilizing column-level metadata and a query mode feature library, and implementing a multi-level index strategy; meanwhile, through data cleaning, structured enhancement and contextual information association, a causal atlas between heterogeneous observation data is established, and observation data with rich contexts is generated; and finally, a high-performance query processing system is constructed based on a unified query engine and a sub-linear algorithm, and progressive result return and visual analysis are realized. According to the method, the data retrieval efficiency and the analysis depth are remarkably improved, operation and maintenance personnel can more quickly position the root cause of the system problem, and the average time of fault diagnosis is effectively shortened.