30 results about "Real-time locating system" patented technology

The invention discloses a component installation real-time positioning system and method based on a laser benchmark, and the method comprises the steps: laying a laser benchmark system according to a construction lofting line, projecting a plurality of laser beams in an arch axis direction and an annular direction, and forming a space reference in an installation space; arranging an identification feature set at the arch part, the haunch, the arch foot connecting part and the node, and establishing a corresponding relation between the identification code and the component truss number, the node type and the geometric reference plane; continuously sampling the spatial geometrical relationship between the laser reference system and the identification feature set during the unfolding, hoisting and in-position period of the component to form an observation data flow; and inputting the observation data stream into the attitude resolving model, and combining the bunch constraint, the shape constraint and the hinge continuous constraint by adopting a factor graph and a graph optimization algorithm to solve the spatial attitude of each truss component and the overall arch frame. According to the method, a closed-loop laser reference and multi-truss attitude resolving system is constructed, and continuous positioning and overall contour controllability of component installation under complex working conditions are achieved.

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.

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 invention provides a UWB-based special operation process management alarm method and system, and relates to the field of special operation management. The method comprises the steps of setting a dynamic electronic fence corresponding to each operation flow in a model according to a plurality of operation flows of a special operation permission application based on a management and control area map model; according to a plurality of operating personnel applied by the special operation permission, binding each operating personnel and a corresponding operation process through the unique identifier of the operating personnel; receiving work ticket signing information, and obtaining a first real-time position of a worker corresponding to the work ticket based on a UWB real-time positioning system; and calling an operation process bound by the operator and a corresponding dynamic electronic fence, judging whether the operator triggers an alarm regulation or not according to the first real-time position, and when the operator triggers the alarm regulation, pushing alarm information to a management center and mapping the alarm information to the operator. According to the invention, full-process management and control of the special operation process and personnel tracking and positioning precision in special operation process management are effectively realized.

There is provided a technique of operating a real-time locating system (RTLS) in an indoor environment. The technique comprises: obtaining from a UD a timestamped dataset informative of ID of a tagged object registered by the UD in its proximity, of ID of the UD and of ambiguous sample electromagnetic pattern (SEP) registered by the UD; and defining a location of the tagged object at a point-in-time in accordance with the location of the UD, the point-in-time corresponding to a timestamp of the dataset. The location of the UD is defined using a SEP map informative of associations, at point-in-time, between the SEPs and locations thereof. The SEP map is continuously generated by processing timestamped “UD reports” continuously received from a plurality of UDs, each “UD report” comprising data informative of a respectively registered SEP and a unique identification of a reported UD (IDUD).

The invention provides a high-density storage article real-time positioning system and method based on 2.4 G wireless communication, and relates to the technical field of wireless communication.The system comprises a sensing layer, the sensing layer transmits collected wireless environment information to an active decision-making layer, the active decision-making layer analyzes the received information, generates a coping strategy and then transmits the coping strategy to an execution layer, and the execution layer sends the coping strategy to a server; according to the method, a'sensing-decision-execution-optimization 'closed loop is constructed, conversion from passive response to active prevention is realized aiming at 2.4 G frequency band interference, the system can prospectively detect and identify an interference source, an avoidance strategy is generated through intelligent decision before the interference takes effect, precision is synchronized, and communication parameters are seamlessly switched in the whole network; and meanwhile, the system has a self-learning capability, and the accuracy and robustness of interference resistance are continuously improved by continuously evaluating the effect and performing feedback optimization, so that the continuity and stability of a positioning signal and the overall efficiency of the system are ensured in a complex electromagnetic environment.

A real-time locating system determining a location of a target object located in an interior cabin or an environment surrounding a vehicle includes an ultra-wide band (UWB) sensor network including one or more anchors mounted to the vehicle that are in wireless communication with a tag mounted to the target object. The real-time locating system also includes one or more controllers that are part of the vehicle that support a specific connectivity standard that allows two or more Internet of Things (IoT) devices to communicate with one another. The real-time locating system also includes one or more sub-network controllers in electronic communication with the one or more controllers or, alternatively, one or more bridge controllers that are part of the vehicle and are in electronic communication with the one or more controllers by a vehicle communication network.

This invention discloses a real-time positioning system and method for component installation based on a laser reference. The method includes: setting up a laser reference system according to the construction layout line; projecting multiple laser beams along the arch axis and circumferential direction to form a spatial reference within the installation space; setting up a set of identifying features at the arch, arch waist, arch foot connection points, and nodes; establishing a correspondence between the identifying codes and the component number, node type, and geometric reference surface; continuously sampling the spatial geometric relationship between the laser reference system and the identifying feature set during component unfolding, hoisting, and positioning to form an observation data stream; inputting the observation data stream into an attitude calculation model; and using factor graph and graph optimization algorithms to combine beamline constraints, shape constraints, and hinge continuity constraints to obtain the spatial attitude of each component and the overall arch frame. This invention constructs a closed-loop laser reference and multi-component attitude calculation system, realizing continuous positioning and overall contour controllability of component installation under complex working conditions.

This invention relates to the field of medical device technology and discloses a three-dimensional real-time positioning system and method for distal intramedullary nail locking. The three-dimensional real-time positioning system for distal intramedullary nail locking includes an optical intelligent electro-rotation device, a binocular camera, an intramedullary nail positioning frame, and a computing terminal. The intramedullary nail positioning frame is rigidly connected to a first optical sensor and rigidly connected to the intramedullary nail within the target area. The computing terminal is wirelessly connected to the optical intelligent electro-rotation device, the binocular camera, and the intramedullary nail positioning frame. The optical intelligent electro-rotation device includes an electro-rotation body, an electro-rotation head, and a second optical sensor. The second optical sensor is rigidly connected to the electro-rotation body. This invention significantly improves the positioning accuracy of distal intramedullary nail locking.

The invention discloses a tunnel real-time positioning system and method based on map matching. The system comprises a mobile positioning terminal, a plurality of positioning anchor nodes, a switch, an edge gateway, a positioning resolving module and a management visualization platform. The plurality of positioning anchor nodes are arranged in a tunnel and are in communication connection with the edge gateway through the switch; the mobile positioning terminal comprises a processor, and an inertial observation module, a wireless module and a battery which are connected with the processor; the edge gateway is used for observing data and forwarding the data to the positioning resolving module and the management visualization platform; the positioning resolving module comprises a positioning engine and a map fingerprint database, the positioning engine executes map matching and data fusion operation on inertia priori and wireless observation data reported by the mobile positioning terminal based on tunnel topology and wireless fingerprint statistical data in the map fingerprint database, and outputs a positioning result; and the positioning result is issued to the management visualization platform for real-time display. According to the invention, the positioning precision in the tunnel environment can be effectively improved.

This invention provides an autonomous cognitive planning and reasoning method and apparatus for real-time localization in multi-target cooperative scenarios, relating to the field of cooperative localization technology. The method includes: acquiring multi-source environmental data of the target to be localized, including radar point cloud data, inertial navigation data, and visual image data; extracting features from the multi-source environmental data to obtain environmental features of the cooperative environment; predicting the environmental situation of the target to be localized based on the environmental features to obtain future environmental change trends; performing multi-target optimization planning on the future environmental change trends to generate the optimal cooperative path for the target to be localized; and generating the real-time localization result of the target to be localized based on the optimal cooperative path. This invention addresses the shortcomings of existing real-time localization systems, such as poor adaptability in high-speed cooperative environments, path planning and decision-making failures, and insufficient real-time localization accuracy.

A real-time locating system having: at least one radio frequency tag (2) in a mobile element located in real time and at least one locating station (4) having: a processing and control unit (7); a plurality of transceivers (6); a plurality of antennas (5); means for determining a relative position of the antennas (5) and / or of the transceivers (6); and a synchronisation unit (8) configured to send one same clock signal to all the transceivers (6); the tag (2) is configured to periodically emit a presence signal associated with an identifier; the processing and control unit (7) calculates the position of the tag (2) reaches one or more transceivers (6), the values from the sensors (9) of the locating station (4) and / or the values from the sensors (9) of the tag (2) to estimate the current position of the tag (2).

The application relates to the field of virtual reality, and discloses a multi-user virtual reality experience system, which comprises a real-time positioning system, the real-time positioning system is used for capturing the spatial coordinates and action postures of wearing devices of multiple users, and real-time synchronization response of virtual roles and real actions is realized according to action information and position tracking information of each user; the real-time positioning system is also used for driving the virtual roles corresponding to each user to move in a virtual scene; a multi-modal environment simulation component; the multi-modal environment simulation component is used for simulating various physical environment changes in the virtual scene; a space base; a space construction component dynamically adjusts a space topology structure through an electric sliding rail system to restore the movement and interaction of the user in the virtual environment in a real environment; and a scene generation system generates a virtual scene matched with the position, environment and wall body layout of the user in real time. The method has the following effects: the technical problem of large space mapping error in multi-user collaborative interaction is solved.

A system (24) for assigning an unassigned RTLS tag (6) to an animal identity, represented by an RFID tag (4) on a specific animal individual (2'). Real-time location data is obtained from a real-time location system / RTLS (18). Animal identification data is obtained from an animal identification system (14) comprising a first RFID reader device (10). The RTLS (18) covers a monitored area (22) including the first RFID reader device (10). A control arrangement (26) is configured to obtain a first timestamp associated with a reading of the RFID tag (4) by the first RFID reader device (10), obtain a second timestamp associated with the unassigned RTLS (18) locating the unassigned RTLS tag (6) in a first predefined area (40) associated with the first RFID reader device, and establish a correlation for assigning the unassigned RTLS tag (6) to the animal identity if a predetermined relationship between the first timestamp and the second timestamp is fulfilled, and assign the unassigned RTLS tag (6) to the animal identity of the specific animal individual (2') based on the established correlation.

The application is a particle accelerator treatment system, which comprises two rectangular vertical plates with semicircular openings on the front ends, a beam guiding system clamped between the two rectangular vertical plates, deflection magnets of the beam guiding system consistent with the semicircular openings of the rectangular vertical plates, a beam distribution system with a ring-shaped support swing mechanism, an image-guided real-time positioning system, a ring-shaped frame of the image-guided real-time positioning system extending from both sides of a trapezoidal shell of the beam distribution system to form a ring, and a treatment bed with a bed board extending into the ring-shaped frame of the image-guided real-time positioning system, so that a patient lying on the bed board under the guidance of the image-guided real-time positioning system can receive beam radiation treatment output by the beam distribution system.

The invention belongs to the technical field of nerve regulation and control treatment, and particularly relates to a nerve regulation and control real-time positioning system, treatment equipment and a storage medium. The system comprises a first coordinate system module, a second coordinate system module, a third coordinate system module, a registration module and a navigation module. The invention further provides treatment equipment integrated with the system. Navigation and positioning of nerve regulation and control treatment are carried out through the system, and the system has the advantages of being accurate, stable, high in calculation efficiency and low in navigation time delay. Therefore, the invention has a good application prospect in nerve regulation treatment.

The invention provides a visual 5G real-time positioning method based on a fingerprint database. The visual 5G real-time positioning method comprises the following steps: S1, constructing a 2D map of a scene by using a laser radar on a data acquisition robot; s2, acquiring PCI (Physical Cell Identifier), RSRP (Reference Signal Received Power), RSRQ (Reference Signal Received Quality), SINR (Signal to Noise Ratio) and the like of the 5G base station, and constructing fingerprint database data; s3, training the fingerprint database data to obtain a training model; s4, calculating the coordinates of the terminal by using the trained model and a corresponding algorithm; step S5, dotting the calculated terminal coordinates on the 2D map of the scene in the step S1; the step S1 is an offline mapping and fingerprint database construction module, the steps S2 and S3 are model training modules, and the steps S4 and S5 are real-time positioning and visualization modules; the real-time positioning system disclosed by the invention is suitable for scenes with relatively high requirements on positioning accuracy and response speed, and the positioning result is more accurate and more credible while the positioning precision is guaranteed.

The invention belongs to the technical field of nerve regulation and control treatment, and particularly relates to a nerve regulation and control real-time positioning system, treatment equipment and a storage medium. The system comprises a first coordinate system module, a second coordinate system module, a third coordinate system module, a registration module and a navigation module. The invention further provides treatment equipment integrated with the system. Navigation and positioning of nerve regulation and control treatment are carried out through the system, and the system has the advantages of being accurate, stable, high in calculation efficiency and low in navigation time delay. Therefore, the invention has a good application prospect in nerve regulation treatment.

System for determining a respective walked distance of animals in a barn during a predetermined time period. The system includes a Real-Time Location System, a database storing historical trajectories of the animals and a processing controller. The processing controller is configured to determine the walked distance of the animal by establishing a walked trajectory based on obtained data entities, and store the trajectory in the database associated with the animal; or detecting a gap of missing or incomplete data entities among the obtained data entities; and establish the trajectory by inserting replacement distance data in the gap, based on historical trajectories extracted from the database and store the established trajectory in the database.

A real-time location system comprises sensors and an upstream device communicating with the sensors. Sensor pairs of the sensors include a transmitting sensor and a receiving sensor. Each sensor is assigned as the transmitting sensor in turn, while all other sensors are designated as the receiving sensors and collect signal strength data. The upstream device determines a labelled dataset based on the signal strength data for the sensor pairs and zone labels associated with the signal strength data. The RTLS ML model is trained based on the labelled dataset.

An automated method and computer program product are provided for identifying a physical location of a source of sound which is captured and transmitted by a microphone to a sound system in a venue, wherein one or more persons in the venue are wearing, or carrying, or holding, or speaking into the microphone at the venue. The venue includes a real-time location system (RTLS) having one or more RTLS tags and at least one RTLS receiver for locating a position of each of the RTLS tags in three-dimensional space. At least one of the RTLS tags is fixed to the microphone and transmits a signal that is received by the RTLS receiver. The RTLS is used to identify the position of the RTLS tag fixed to the microphone in the three-dimensional space in the venue by using the signal transmitted from the RTLS tag fixed to the microphone and received by the RTLS receiver to calculate the position of the RTLS tag fixed to the microphone in the three-dimensional space. Actual audio transmitted from the microphone is paired with the RTLS tag fixed to the microphone. The actual audio transmitted from the microphone is identified with the position of the paired RTLS tag fixed to the microphone. The audio transmitted by the microphone is presumed to include sound generated by the one or more persons proximate to the microphone who are wearing, or carrying, or holding, or speaking into the microphone at the venue. The position of the RTLS tag fixed to the microphone in three-dimensional space in the venue is presumed to be proximate to the one or more persons generating the sound who are wearing, or carrying, or holding, or speaking into the microphone. The RTLS receiver is a plurality of RTLS anchors. The RTLS anchors detect signals emitted by the tag fixed to the microphone. The position of the RTLS tag fixed to the microphone in three-dimensional space in the venue is identified by using the signal transmitted from the RTLS tag fixed to the microphone and received by the RTLS anchors to calculate the position of the RTLS tag fixed to the microphone in three-dimensional space.

Provided are a system and method for optimizing manner of time difference of arrival (TDOA) synchronization among affiliated wireless communications nodes. During a TDOA frame in which the affiliated nodes broadcast respective signals, at least one of the affiliated nodes can capture such signals of others of the nodes to calculate a synchronization factor enabling perceived signal synchronicity when location according to a TDOA framework is determined. The synchronization factor can be used in location determination according to a TDOA frame, thereby affording at least dual synchronization and location measurement to occur for such a TDOA frame and those frames that follow. In these ways, efficiency for TDOA operations overall is enhanced through streamlining of synchronization and location measurement operations affording conservation of node energy and increased availability of synchronization evaluation.

The invention discloses a well cementation rubber plug real-time positioning system and method, the positioning system comprises a base body, a rubber plug body, an optical fiber body, an excitation unit and an optical fiber signal transceiving decoding unit, and the base body is arranged at a well mouth; the rubber plug body is arranged in a borehole and can move in the length direction of the borehole. The upper end of the optical fiber body is connected with the base body, the lower end of the optical fiber body is connected with the rubber plug body, the optical fiber body is provided with a winding section and a straightening section which are sequentially connected, and the winding section is located in the base body or the rubber plug body so that the switching point of the winding section and the straightening section can be located on the base body or the rubber plug body; the excitation unit is arranged on the base body or the rubber plug body. The real-time positioning system for the well cementation rubber plug has the advantages that the descending depth of the well cementation rubber plug can be directly measured in complex actual well cementation construction, the measurement result is not affected by factors such as the shape of a borehole, the quality of the rubber plug and mud leakage, and continuous, real-time and high-precision positioning of the position of the well cementation rubber plug is achieved.

The invention provides a real-time positioning system for flight of a low-altitude economic unmanned aerial vehicle. The real-time positioning system comprises a nest anchoring module, a sensing module, a visual engine, a graph optimization module, an elevation inversion module, a satellite positioning module, a collaboration module, a security fence module, a communication module and an operation and maintenance module. The sensing module is connected with an unmanned aerial vehicle flight controller; the visual engine and the elevation inversion module respectively provide pose or absolute position constraints with uncertainty for the graph optimization module; the satellite positioning module provides differential or pseudo-range measurement for the graph optimization module, the cooperation module provides geometric constraints for the graph optimization module under the multi-machine condition, and the graph optimization module outputs real-time pose and credibility indexes which are fed back to the flight control and operation and maintenance module through the communication module; according to the invention, the problems proposed in the background technology are solved.

A device management system is provided. The device management system may include at least one gaming device including at least one sub-component and an RFID reader configured to detect at least one RFID identifier of at least one RFID tag disposed on the sub-component AND a host system configured to: (1) receive device data from the gaming device, the device data identifying the detected RFID identifier; (2) perform a lookup to identify the sub-component based on the detected RFID identifier; (3) determine a real-time location of the gaming device using a real-time locating system; (4) determine a location of the sub-component based on the determined real-time location of the gaming device; and (5) generate a map including the location of the gaming device and of the sub-component.

This system (1) for the real-time localization of a millimeter or submillimeter object (11), such as a microrobot, in a viscoelastic medium, in particular in an organ of a subject such as a brain, liver, or pancreas, comprises: - at least one bubble (10) configured to adhere to said object (11), the bubble (10) comprising a hermetically sealed envelope filled with a gas; - at least one ultrasound transducer (12) configured to emit initial ultrasound signals and to detect deflected ultrasound signals on the surface of the bubble(s) (10); - a processing unit (13) in communication with the ultrasound transducers (12) and configured to generate object localization data from bubble(s) localization data based on the deflected ultrasound signals detected by the ultrasound transducers.

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.

A real-time positioning system for determining a location of a target object located in an internal cockpit or vehicle surroundings includes an ultra wide band (UWB) sensor network including one or more anchors mounted to the vehicle, the one or more anchors in wireless communication with tags mounted to the target object. The real-time positioning system also includes one or more controllers that are part of a vehicle that supports specific connection criteria that allow two or more Internet of Things (IoT) devices to communicate with each other. The real-time positioning system also includes one or more subnet controllers in electronic communication with the one or more controllers, or alternatively, one or more bridge controllers as part of the vehicle and in electronic communication with the one or more controllers over the vehicle communication network.

An acoustic location determination system is disclosed. The system includes one or more transmitting devices and one or more mobile devices. The transmitting device includes a first transducer configured to transmit first acoustic signals having a first frequency, and a second transducer configured to transmit second acoustic signals having a second frequency. The transmitting device further includes a beacon device configured to transmit beacon data via a short-range wireless communication technique. The transmitting device further includes one or more control devices configured to select the first or second acoustic signals based at least in part on one or more operating capabilities of one or more mobile units associated with the real-time locating system. The one or more control devices are further configured to cause transmission of the selected acoustic signals and the beacon data.