114 results about "Virtual position" patented technology

A system associated with an immersive experience framework may include an immersive virtual location data store containing information about a plurality of three-dimensional scenes (with each scene being associated with an immersive virtual location). An immersive virtual location tool may receive, from a creator, an immersive virtual location request (e.g., including an environment description). A request prompt is created based on the environment description and transmitted to a text-to-video generative AI model. A video of the virtual location is received from the generative AI model and converted into a three-dimensional scene using a volume rendering technique. Information about the scene is stored in the immersive virtual location data store and a user can interact with the scene using a substantially real-time experience interaction engine. In some embodiments, a JSON file describing the scene is directly generated using a LLM without creating the video.

A computer implemented platform agnostic system for spatial synchronization of physical and virtual locations that provide user experiences to be created or where local and remote users can interact. The system having a central server, at least one XR headset connected to the central server, and instructions executable on the server and XR headset for mapping a physical location into a digital twin or shared XR virtual environment; mapping a shared XR virtual environment; interacting with the one or more than one shared XR virtual environment; tracking one or more than one user accurately in both the physical and the one or more than one XR virtual environment without needing expensive equipment external to the one or more than one users' XR headset integrated display system, wherein the executable instructions are platform agnostic; and controlling the XR virtual environment, assets, content, theme, script / narrative, and interactions in real-time.

The present application provides output control device, output control system, and control method. The image and the sound with the sense of presence are provided to the passenger of the moving body. The output control device (1A, 1B, and 1C) has: position direction determination part (11), which determines the real position and the real orientation; reading part (12), which reads virtual space data (31); virtual position decision part (131), which decides the virtual position and the virtual orientation according to the real position and the real orientation; display control part (14), which makes the display device (4) display the image of the partial area or the partial object of the virtual space based on the virtual position and the virtual orientation and the setting position of the display device (4); sound output control part (15), which controls the position of the sound image formed by the output sound from the loudspeaker (5) based on the virtual orientation and the relative position relationship between the virtual position and the sound source body.

The application discloses a floor tile screen display control method and device and a computer readable storage medium. The method comprises the following steps: in response to the floor tile screen being blocked, obtaining blocking information of the floor tile screen, wherein the blocking information is used for indicating a blocking area on the floor tile screen, and the blocking information is obtained by at least one sensor connected with the floor tile screen; mapping the blocking information to a target coordinate system, and determining position coordinates of a plurality of blocking position points in the blocking area; clustering the plurality of blocking position points based on the position coordinates of the plurality of blocking position points, and obtaining at least one clustering set; and controlling the floor tile screen to display target display information corresponding to a center point of the clustering set, wherein the center point is a virtual position point corresponding to the blocking information. The application solves the technical problem of inaccurate information display of the floor tile screen.

The utility model discloses a precision equipment transmission part, and relates to the technical field of transmission parts, the precision equipment transmission part comprises a buffer mechanism, both ends of the buffer mechanism are provided with universal joints, one end of each universal joint is fixedly provided with a mounting sleeve, the inner wall of the mounting sleeve is equidistantly and annularly provided with second limiting grooves, and the second limiting grooves are fixedly connected with the buffer mechanism. A second limiting block is slidably mounted in the second limiting groove, and a connecting rod is fixedly mounted outside the second limiting block. Through the arrangement of the first fixing mechanism, the mounting sleeve and the connecting rod can be conveniently mounted or dismounted, when parts are damaged, replacement is convenient, through the cooperation of a second limiting groove and a second limiting block, the mounting sleeve and the connecting rod are stably mounted, gaps are not prone to being generated, the service life is prolonged, and through the arrangement of the buffering mechanism, the service life is prolonged. The distance between the two universal joints can be conveniently adjusted according to the actual use condition, the adaptability is improved, and meanwhile a certain damping effect can be achieved.

The utility model provides a male head structure of quick coupling, include: valve body and valve core, the cavity inner wall of valve body is provided with snap spring groove, the snap spring groove is inlayed with snap spring, one side of snap spring is provided with locating block, the edge of locating block is provided with a plurality of everted, locating block is supported on snap spring through everted, one side of locating block is provided with return spring, locating block is used for supporting return spring, return spring is set on valve core, valve core moves in return spring telescopic direction in valve body, through setting a plurality of everted on the edge of locating block, can increase the virtual position space in valve body under the premise of not changing other structure of valve body, reduce flow resistance greatly improve fluid permeability, improve work efficiency.

The present application relates to the technical field of continuous casting and rolling production shear control, and specifically discloses a control method for controlling the weight of a billet based on non-fixed-length calculation of a bar, comprising the following steps: 1) billet tracking during hot charging and straight rolling, ① virtual position triggering, ② flow number transmission, and ③ consistent with cold billet signal tracking technology after the billet enters the rolling line; 2) a calculation method based on non-fixed-length of the bar; 3) the length remaining after the last fixed-length of the rolling line is cut by the fixed-length shear control system, and the billet flow number is uploaded to the industrial internet platform through the PLC control system, and the industrial internet platform issues the adjusted length of the billet; 4) data conversion between the continuous casting primary control system and the industrial internet platform; and 5) length adjustment control of the continuous casting billet. The present application realizes automatic adjustment of the length of the billet, thereby improving the weight accuracy of the billet, reducing or eliminating short-length materials during rolling, and improving the rolling yield.

A controller performs processing of superimposing and displaying on a CT image a virtual position reached by a distal end of an inner sleeve, based on predetermined distance information from an outer sleeve to the distal end of the inner sleeve in a case where the inner sleeve protrudes from the outer sleeve.

Method for operating a virtual reality system (10), comprising the steps: - Assigning a real walking area (22) to a virtual sub-area (40) which is arranged within a virtual walking area (28); - Detecting the position (30) of a person (20) positioned on the real walking area (22) who is wearing virtual reality glasses (12), using a detection device (16); - Assigning the captured viewpoint (30) of the person (20) to a virtual viewpoint (42) on the virtual sub-area (40); - Displaying a virtual object (26) from the virtual viewpoint (42) using the virtual reality glasses (12); - as soon as it has been detected that the position (30) of the person (20) lies on a given boundary surface (32, 34, 36, 38) of the real walking surface (22) and a given trigger criterion is met: Shifting of the virtual sub-area (40) relative to the virtual walking surface (28), whereby the virtual position (42) relative to the virtual sub-area (40) is kept unchanged during the shift; - Displaying the virtual object (26) using the virtual reality glasses (12) from the virtual viewpoint (42) after the virtual sub-area (40) has been moved relative to the virtual walk-through area (28), - characterized by the fact that - the shift occurs abruptly and the virtual reality glasses (12) are controlled for the shift in such a way that a virtual environment (24) is briefly hidden and then shown again after the abrupt shift has occurred.

This invention discloses a vehicle testing method and testing apparatus. Specifically, this method is applied to the field of intelligent vehicles. The method includes: acquiring a first real position of the vehicle and a second real position of a target part of the target object; acquiring a first virtual position corresponding to the first real position from a preset correspondence; determining a second virtual position of the target part based on the first virtual position and the second real position; displaying a target test image at a target display position corresponding to the second virtual position; and testing the vehicle based on the target test image. This invention solves the technical problem of low integration between virtual and real scenes.

This invention discloses a sensorless multi-stage tower erection mechanism and its control method. The method includes: establishing a state machine with multi-stage action interlocking and setting a virtual position counting variable; when each stage of the multi-stage telescopic boom extends, the counting variable changes along a first direction and the hydraulic drive unit switches its speed accordingly each time the interval proximity switch is triggered, until the approach switch is triggered when the boom reaches its final position and stops; when each stage of the multi-stage telescopic boom retracts, the counting variable changes along a second direction and the hydraulic drive unit switches its speed accordingly each time the interval proximity switch is triggered, until the approach switch is triggered when the boom reaches its final position and stops. This invention utilizes only inexpensive proximity switches in conjunction with dual trigger blocks and counting logic to achieve a servo-like "slow-fast-slow" S-shaped speed curve, solving the hydraulic shock problem caused by the lack of a displacement sensor, eliminating the risk of disordered multi-stage action sequence, and achieving high safety.

The invention discloses an unmanned aerial vehicle position optimization method and system, a terminal and a storage medium, and relates to the technical field of unmanned aerial vehicles, and the method comprises the steps: obtaining the number of unmanned aerial vehicles corresponding to an unmanned aerial vehicle cluster, an activity space range, a minimum vehicle spacing, a synthetic beam main lobe target direction, and a working carrier frequency of airborne equipment of the unmanned aerial vehicles in the unmanned aerial vehicle cluster; an initial interval is determined according to the working carrier frequency, a set of virtual position points are determined according to the initial interval and a one-dimensional linear range defined by the activity space range, and the number of the virtual position points is larger than the number of the unmanned aerial vehicles; and optimizing the positions of the unmanned aerial vehicles in the unmanned aerial vehicle cluster through an iterative fast Fourier transform algorithm according to the number of the unmanned aerial vehicles, the minimum distance between the unmanned aerial vehicles, the target direction of the synthetic beam main lobe and the virtual position point, and obtaining a group of target position points corresponding to the unmanned aerial vehicle cluster until a preset iteration termination condition is met. In this way, a large number of random search processes are not involved, and the efficiency of unmanned aerial vehicle position optimization is improved.

Techniques are described for facilitating the coordination of an audio-video (AV) production using multiple actors in respective remote locations such that an integrated AV product can be produced by coordinating the activities of the multiple actors who are far apart. [Solution] A director (200) can indicate a desired position for a stage prop (206) within the virtual world, and can then transmit a beacon (302) toward a real-world location corresponding to the desired position to assist in the placement of the prop.

An audio personalisation method for generating a personalised Head-Related Transfer Function, HRTF, the method comprising the steps of: obtaining a base HRTF model comprising a first set of parameters; outputting a sound from a virtual sound source according to the base HRTF model, the virtual sound source having an intended virtual position; receiving at least one user indication corresponding to a user virtual position of the virtual sound source, wherein the intended virtual position is different to the user virtual position; updating the first set of parameters to a second set of parameters based on the at least one indication from the user so as to update the user virtual location; and generating a personalised HRTF model comprising the second set of parameters, wherein the difference between the intended virtual position and the user virtual position according to the personalised HRTF model is less than the difference between the intended virtual position and the user virtual position according to the base HRTF model.

The invention provides a dynamic convergence robot knitting track generation method and system, and relates to the technical field of composite material annular knitting and robot track planning, and the method comprises the steps: calculating an equivalent radius, a center line tangent vector and an equivalent half cone angle at each discrete point; establishing a dynamic convergence interval model; calculating an instantaneous convergence distance and an instantaneous traction speed of each discrete point; in the virtual coordinate system, constructing a virtual six-dimensional track containing a virtual position and a virtual attitude; acquiring real calibration coordinates of the center of the knitting machine guide ring in the real world; based on the real calibration coordinates and the initial position of the virtual six-dimensional track, calculating translation vectors and superposing the translation vectors to all virtual positions to determine a real position track; and combining and integrating the real position track, the posture in the virtual six-dimensional track and the instantaneous traction speed to generate a six-dimensional knitting track which can be executed by the robot.

An advanced driver assistance system, method and vehicle for assisting a driver of a vehicle is provided. The system includes a sensor unit, a processing unit and a display unit. The sensor unit is configured to sense an environment of the vehicle. The processing unit is configured to determine at least one feature of the environment based on the sensing output. The processing unit is configured to determine a risk zone for the feature for a current time by estimating a respective risk with respect to the feature at each of two or more virtual positions of the vehicle based on at least one parameter of the vehicle at the current time, and forming a risk zone based on the two or more risks. The display unit is configured to display the environment of the vehicle with the feature and the risk zone of the feature.

This invention discloses a method and system for tracking and controlling the trajectory of an unmanned tracked vehicle on a slope based on virtual control points, belonging to the field of tracked vehicle trajectory tracking and control. First, the gravitational yaw moment caused by the vehicle's center of gravity offset is calculated, and a discrete prediction model of slope dynamics is constructed. Second, virtual control points are generated, and the influence of lateral slippage is corrected through an anti-slip compensation term. Finally, the tracked vehicle's attitude information is acquired in real time, and based on the discrete prediction model of slope dynamics, the predicted value of the state vector is obtained. The predicted coordinates of the virtual control points are calculated, and the optimal control quantity is solved. This invention innovatively proposes a dynamic migration method for "virtual control points" based on center of gravity offset and slope parameters. This method migrates the control reference point from the geometric center to a virtual position that can balance the gravitational moment, effectively solving the influence of yaw moment on the tracked vehicle's control attitude, suppressing the slippage influence caused by the lateral component of gravity, and effectively solving the instability of tracked vehicles in slope motion control.

The application relates to a method and device for video conference interaction, computer equipment, a storage medium and a computer program product. The method relates to online virtual video conference technology, and comprises the following steps: in response to a trigger operation of joining a video conference among a plurality of terminals, a virtual picture-in-picture picture of the video conference is displayed, and a virtual scene of the virtual picture-in-picture picture comprises a plurality of virtual positions for accommodating conference members; in at least two virtual positions of the virtual scene, adaptive portraits corresponding to human images in real-time pictures of the conference members collected by at least two terminals in the plurality of terminals are displayed; wherein the size of each adaptive portrait displayed in the at least two virtual positions matches the size of the position area where the corresponding virtual position is located. The method can improve the interaction efficiency of the video conference.

The invention discloses a vehicle passing method and device and a storage medium, and the method comprises the steps: obtaining a monitoring image of an exit monitoring or entrance monitoring coverage area, and configuring a virtual position triggering mark for triggering the verification of a passing state in the monitoring image; based on the monitoring picture, identifying a first target vehicle to be passed, and generating passing pre-judgment information of the first target vehicle; and when the first target vehicle and the virtual position trigger mark meet a preset trigger relationship, generating a channel vehicle signal and sending the channel vehicle signal to the associated exit control machine or entrance control machine. Ground induction coils do not need to be buried, limitation of traditional vehicle detection on installation areas and conditions is broken through, installation consistency, accuracy and stability of vehicle detection are improved, meanwhile, installation and maintenance cost is reduced, and the existing technical problem of parking lot entrance and exit channel vehicle detection is effectively solved.

Method and arrangements (14; 15; 21; 500) for graphically visualizing data transfer (12; 13) on a first device (21) for a first user (31) that by means of the first device (21) is visually experiencing a 3D virtual environment (301) through a first person perspective, 1PP, field of view (302) from a first virtual location (371) in the 3D virtual environment (301). The first device (21) being configured to provide tracking between a real-world field of view orientation of the first user (31) and said 1PP field of view (302) in the 3D virtual environment (301). A data transfer (12; 13) is identified between a second device (21; 22) and a third device (23). It is graphically visualize (407), on the first user device (21), the identified data transfer in the 3D virtual environment (301) as a graphical flow (385; 385; 389) between a second virtual location (372; 371), associated with the second device (22), in the 3D virtual environment (301) and a third virtual location (373), associated with the third device (23). The first user (31) can thereby through said 1PP field of view visually experience the data transfer in the 3D virtual environment (301).

The invention provides a gas detection system and method for virtual reality technology drilling. The system comprises a virtual reality interaction module and an entity hardware module, the virtual reality interaction module is used for generating a drilling scene containing a virtual gas detector model; the physical hardware module is also used for determining a theoretical gas concentration value of a virtual position where the virtual gas detector model is located based on the drilling scene, and sending the theoretical gas concentration value as a gas concentration control instruction to the physical hardware module; the entity hardware module is configured to have an operable physical structure consistent with that of a real gas detector; the entity hardware module comprises a first communication unit, a gas sensor simulation unit and an entity display screen. According to the technical scheme provided by the invention, through virtual-real deep fusion and bidirectional closed-loop feedback, the problems of lack of operation reality sense and disjunction of man-machine feedback in traditional VR training are solved.

The utility model relates to a handle lock and an intelligent door. The handle lock comprises: a panel; the handle assembly is rotationally connected to the panel; the first limiting part is connected to the handle assembly; the torsion spring is limited to the handle assembly and comprises a first torsion arm and a second torsion arm which are clamped to the two sides of the first limiting part, and the distance between the first torsion arm and the second torsion arm changes continuously; and the second limiting part is arranged on the panel and supported between the first torsion arm and the second torsion arm, and the distance between the second limiting part and the first limiting part is adjustable in the radial direction of the handle assembly. The handle lock can prevent the handle assembly from generating a clearance relative to the panel.

The application discloses the technical field of communication and is a communication equipment identification method based on the longest accompanying separation distance. The method comprises the selection of a receiving station, the construction of a moving track and the judgment of a virtual position point. The application can reduce the number of receiving stations with the longest accompanying separation distance from the communication equipment by reducing the receiving stations participating in the combination of the area information of the communication equipment, thereby reducing the number of virtual position points, facilitating the calculation of the real position point of the communication equipment, checking the virtual position point by constructing the moving track of the communication equipment and judging the continuity of the virtual position point and the moving track, selecting the real position point, and judging the accurate position of the communication equipment when the distance between the communication equipment and the receiving station reaches the longest accompanying separation distance.

Systems and methods for providing interactions between virtual and physical participants are disclosed. A synchronizing computer program receives a physical location and orientation of a physical portal device in a physical environment. The physical portal device includes a monitor and a computer processor executing an augmented reality application. The synchronizing computer program aligns the physical location and orientation with a virtual location and orientation of a virtual portal rendered in a virtual environment. A remote user computer program executed by a remote user electronic device receives the virtual location and orientation from the synchronizing computer program and renders the virtual portal in the virtual environment. The augmented reality application streams augmented reality video of the physical environment from the physical portal device to the remote user computer program, which displays the augmented reality video in the virtual portal. The system enables dynamic interactions and synchronization between environments.

A translator for translating communications of real spatial location-orientation to virtual spatial location-orientation in an augmented reality situation, the situation comprising at least (1) first and second aircraft operating in first and second real environments, respectively, each of the first and second real environments being different, and the first and second aircraft having first and second real location-orientation in the first and second real environments, respectively, and (2) at least one virtual environment in which the first aircraft is represented as a first virtual aircraft with a first virtual location-orientation, and the second 10 aircraft is represented as a second virtual aircraft with a second virtual location-orientation.

The invention relates to real-time synchronization between a physical entity and a mixed reality environment. An apparatus includes a physical entity operatively connected to a plurality of sensors. The microcontroller is configured to map respective baseline positions of the sensors. A virtual reality (VR) controller is adapted to create a digital twin of a physical entity. The microcontroller receives sensor data from the plurality of sensors and converts the sensor data into corresponding position values. The microcontroller is adapted to determine, in a predefined priority order, whether the respective position value has deviated from the respective baseline position. The VR controller generates an updated digital twin by updating corresponding virtual location values in the digital twin based on the unique alphabetic code. The updated digital twinning is transmitted to the virtual reality medium or the mixed reality medium, and the operation of the physical entity is controlled in real-time based in part on the updated digital twinning.

A parallel reality application enables users to mark virtual elements in their vicinity for later interaction. Geolocation information of a user is received and used to identify, in a virtual world, a virtual location mapped to the user's geolocation. Based on the identified virtual location, a region in the virtual world is identified, and one or more virtual elements within the region of the virtual world are selected. Identifiers of the one or more virtual elements are stored in conjunction with an identifier of the user, and a list of marked virtual elements is provided for display to the user. At a later time, the user interacts with a selected one of the marked virtual elements.

The invention provides an engine assembly monitoring method and device, computer equipment and a storage medium. The engine assembly monitoring method comprises the steps that a target order number from target identification reading equipment is received; the engine assembly production line comprises a plurality of assembly stations of different assembly procedures, each assembly station is provided with a corresponding identification reading device, and each identification reading device is used for reading the order number of a to-be-assembled engine when a moving tray carrying the to-be-assembled engine reaches the corresponding assembly station; screening out a target virtual model matched with the target order number from a plurality of predefined virtual models; determining a first assembly station corresponding to the target identifier reading equipment; and moving the target virtual model to a first virtual position corresponding to the first assembly station in the virtual space. According to the invention, the engine assembly process can be monitored in the virtual space, so that the quality of the engine can be traced.

The present application relates to a kind of unmanned aerial vehicle group task allocation method based on quantum annealing algorithm model, comprising the following steps: firstly confirm the unmanned aerial vehicle quantity required for unmanned aerial vehicle group task allocation, the position point of flight task;Then by increasing virtual position point, it is guaranteed that each unmanned aerial vehicle has flight task, and unmanned aerial vehicle group task allocation problem is converted into single salesman problem, the problem is quantized, so that the problem is converted into the system that can be characterized using quantum bit;Finally, using the target Hamiltonian set, the simulation quantum annealing evolution process is completed, and the unmanned aerial vehicle group task allocation result is obtained.The slow solving time of the intelligent optimization algorithm of traditional unmanned aerial vehicle group task allocation, the problem that global optimal solution cannot be found is solved, by using the combination of quantum annealing algorithm and unmanned aerial vehicle group task allocation problem, after the problem is quantized, the corresponding problem target Hamiltonian is constructed, and the optimal solution corresponding system quantum state is solved by adiabatic evolution.