199 results about "Virtual position" patented technology

Disclosed is a method (100) and a system (200) for a creating phase and a viewing phase of a virtual position anchor. The step of creating phase further comprises of receiving, by a processor, an instruction to generate the virtual position anchor at a virtual position that is globally fixed near a real-time object, receiving, by the processor, sensor data from a user device relating to the virtual position anchor, calculating, by the processor, the virtual position based on the sensor data received from the user device, and placing, by the processor, the virtual position anchor at the virtual position near the real-time object.

A processor circuit transmits display data corresponding to a shared virtual environment (SVE) to a plurality of player devices including user display data that causes a display device of each player device to render a portion of the SVE based on a virtual orientation of the player device and a virtual location of the player in the SVE. The processor circuit determines that a celebration trigger condition has been met for a first player of the plurality of players and selects a subset of players of the plurality of players based on the celebration trigger condition and a celebration viewing parameter value associated with each player of the subset of players. The processor circuit transmits celebration display data corresponding to the celebration to a subset of player devices associated with the subset of players to render celebration content associated with the celebration trigger condition.

A system configured to perform an accuracy check of a tracked instrument can include a processing circuitry and memory coupled to the processing circuitry. The memory can include instructions to cause the system to perform operations. The operations can include determining a virtual position of a display device. The operations can further include determining a virtual position of the tracked instrument. The operations can further include determining a point of contact on the display device between the tracked instrument and the display device. The operations can further include determining an expected point of contact on the display device between the tracked instrument and the display device based on the virtual position of the display device and the virtual position of the tracked instrument. The operations can further include determining whether the tracked instrument is accurate based on a difference between the point of contact and the expected point of contact.

The invention provides an object grabbing control method and system. The method comprises the steps that a first image and a second image are received; inputting the first image into a preset attitude detection model to obtain a plurality of image feature points; determining a point cloud corresponding to the object based on the plurality of image feature points; calculating a conversion matrix according to the point cloud and the model feature points of the second image; according to the conversion matrix, a plurality of first grabbing positions on the object are predicted through the virtual position marked on the object model by the manipulator model and the position of the camera device relative to the manipulator; a first grabbing posture, corresponding to each first grabbing position, of the manipulator is determined; based on the current posture of the robot, the grabbing angle corresponding to the first grabbing position corresponding to each first grabbing posture is determined; based on the grabbing angle, a target grabbing position is determined from the multiple first grabbing positions; and driving the robot to control the manipulator to grab the object at the target grabbing position. According to the method, the object grabbing efficiency and accuracy of the robot can be improved.

Disclosed are an apparatus and a method for generating an operable area of a surgical robot. The method for generating the operable area according to the present disclosure comprises the steps of: setting virtual positions of an affected area and the surgical robot, and a distance between the affected area and the surgical robot; determining a position, a shape and a size of the operable area based on the virtual position and the distance; determining a plurality of test positions for simulating movement of an end effector of the surgical robot inside or on the surface of the operable area; for each test position, simulating the movement of an end effector according to a pre-planned cutting path of the surgical robot; and generating a final operable region based on the simulation results at the plurality of test positions. In this way, the operable area where no problem occurs when the kinematics solution of the surgical robot is obtained is recognized before the surgery, and therefore interruption or delay in the surgery process is effectively prevented.

The invention relates to a user location privacy protection method for a virtual operator in the field of satellite internet, and belongs to the field of satellite communication. According to the method, a PLPS (Private Location Protection Server) is deployed between a satellite base station and an AMF (Advanced Media Function), and the PLPS is used for hiding real privacy location information of a user for the AMF. In various service scenes, the PLPS modifies real position information of a terminal user to obtain virtual position information, encrypts the real position information and sends the encrypted real position information to the AMF; and the AMF sends the encrypted real position information to the SMF, and the SMF continues to complete each business process with each party in the 5G protocols such as the AMF, the UPF and the UDM based on the real position information obtained through decryption. According to the method, on the basis of not influencing the AMF function, the real-time corresponding relation between the user identity and the real position information is disturbed, so that the AMF cannot determine the real position information and the moving track of the user, privacy protection of the user in a sensitive area is achieved, and potential safety hazards existing when the sensitive user uses satellite internet communication service are avoided.

A three-dimensional computer-generated environment can be presented to a user. The user can create a virtual representation of a real-world object within the computer-generated environment by directing an input device towards the real-world object and tracing contours of the real-world object. The virtual representation can include voxels. The user can edit the virtual representation or create a new virtual object formed of voxels by depositing or removing voxels at virtual locations within the computer-generated environment based on selection inputs, release inputs, and optionally movement inputs detected by the input device. In some cases, the user can provide inputs via another input source, such as a hand of the user, that are detected by additional sensors or devices.

An air floating video display apparatus includes: a video display configured to display a video; a retroreflection plate; an imager; and a controller, a light flux reflected by the retroreflection plate forms an air floating video, the controller can set a virtual position of a 3D model, the video display displays a video, a video for stereoscopic viewing is displayed in the air floating video as a real image, and the virtual position of the 3D model set by the controller is a position shifted relative to a position of the air floating video which is a real image formed in air, in a direction opposite to a traveling direction of principal ray when the light flux reflected by the retroreflection plate forms the air floating video.

[Problem] To enable reproduction of illumination in a virtual space corresponding to the position of a subject. [Solution] An information processing device comprising a control unit that performs: a process for controlling the display of a video of a virtual space to a display area target disposed in a real space; a process for acquiring illumination information, which is information on illumination with respect to a virtual position of the subject in the virtual space corresponding to the position of the subject present in the real space; and a process for controlling, on the basis of the illumination information, the illumination by one or more lighting devices disposed in the real space.

The invention relates to the technical field of video transmission, in particular to an audio and video playing control method, which comprises the following steps: acquiring an audio and video file to be played, identifying corresponding scene type data and emotional atmosphere data, initializing player parameters based on the scene type data and the emotional atmosphere data, and playing the audio and video file. Preliminarily adjusting player parameters based on the auditory sensitivity data and the personal health monitoring data of the target user; constructing a three-dimensional virtual environment based on the environment attribute data and the real-time position data, determining a player position and a propagation path in the three-dimensional virtual environment, determining virtual position data of the target user in the three-dimensional virtual environment, and determining a virtual audio and video effect; in the audio and video playing process, actual audio and video data corresponding to the player are obtained, user real-time feedback data of a target user under the actual audio and video data are obtained, and playing parameters of the player are adjusted based on the user real-time feedback data. According to the invention, the accuracy of audio and video playing control can be improved.

Access control within a virtual reality computing system(s) is provided. Once a user requests entry into a virtual reality computing environment and their identity is verified (i.e., authenticating), access privileges are determined / assigned for the user that restrict or allow user access to virtual locations and / or virtual objects / avatars present in the virtual reality computing environment. In specific instances, the access privileges may be dynamically altered during the user's virtual reality computing session based on the user's interactions or other behaviors exhibited during the user's virtual reality computing session. As such the present invention provides necessary control over what areas of a virtual reality computing environment a user can access and / or which virtual objects / avatars a user can interact with.

An apparatus to create a virtual layout of a virtual store to emulate a physical layout of a physical store includes a memory and a processor. The processor receives a physical position and orientation associated with a physical rack located in the physical store. In response, the processor places a virtual rack at a virtual position and orientation on the virtual layout, to represent the physical position and orientation of the physical rack on the physical layout. The processor receives virtual items associated with physical items located on physical shelves of the physical rack. In response, the processor places the virtual items on virtual shelves of the virtual rack, the virtual shelves representing the physical shelves of the physical rack. The processor assigns a rack camera, which captures video that includes the physical rack, to the virtual rack and stores the virtual layout in the memory.

The invention provides a large-space virtual game method and system based on VR glasses, and the method comprises the steps: obtaining a real-time position and a real-time visual image of a player in a moving process in an entity space, and the real-time position and the real-time visual image are provided by the VR glasses worn by the player; mapping the real-time position to a virtual game map to determine a virtual position of the player in the virtual game map, and triggering a corresponding game plot according to the virtual position; controlling a specified special effect equipment module in the entity space to start according to the virtual position, and simulating an environment special effect corresponding to the game plot by utilizing the special effect equipment module; and identifying a specified marker existing in the real-time visual image, determining a visual direction of the player in the virtual game map according to the specified marker, matching a corresponding virtual game picture in the game plot according to the visual direction, and returning the virtual game picture to the VR glasses for playing. According to the method, the VR positioning precision can be improved, the collision risk of players in the game process is reduced, and the immersion feeling is greatly enhanced.

The invention relates to the technical field of job hunting and recruitment, and discloses a job hunting intention setting system and method using an AI technology, and the system comprises an initial setting module, a setting updating module, a virtual position output module and a setting output module. The system corresponds to the method. According to the application, the initial setting module provides a follow-up basis through preset questionnaire collection information, the virtual position output module recombines the position vector based on the initial information to generate the virtual position, the limitation of relying on the actual position is broken through, and the setting updating module continuously optimizes the job hunting intention according to the feedback of the job hunter to the virtual position. According to the method, the defect that the job-hunting intention is set by only depending on personal information is avoided, the risk of personal information leakage is reduced, the problem that the actual position is difficult to accord with the job-hunting intention is solved, the setting quality of the job-hunting intention is improved, position recommendation which is more accordant with the expectation is provided for job seekers, and the job-hunting intention setting efficiency is improved. And the recruitment efficiency of enterprises is also improved.

The invention discloses a 2-D motorcade dynamic performance sliding mode control method for error adjustment based on a virtual position, and relates to the field of motorcade cooperative control. According to the method, a virtual position following strategy is designed under a 2-D motorcade cooperative control technical framework for the first time. A virtual position corresponding to each following vehicle is set, so that the following vehicles can predict the path change of a motorcade in advance through the respective corresponding virtual positions, and the vehicle course angle error in the following process is remarkably reduced; a novel finite time performance function is designed, a convergence region can be sensitively transformed according to an initial value of a spacing tracking error, and control parameters are automatically adjusted in real time according to an error state. Through the function, the vehicle distance error can be quickly and stably converged to a predefined area within finite time under the condition that a traditional pilot-front vehicle following strategy is adopted. The motorcade can automatically adapt to control requirements under different driving conditions, and stable operation of the motorcade under various complex road conditions is ensured.

The invention relates to a determination apparatus for determining a virtual position of a virtual guidance device (119) like a virtual transperineal grid template for guiding a virtual ablation applicator (112) like a virtual ablation needle. A model is trained based on training data sets including real positions of real guidance devices used for guiding real ablation applicators during real ablation procedures and images of ablation targets and / or parameters extracted from the images. The parameters are, for instance, spatial parameters like the center of the respective ablation target. The model then is used for determining the virtual position of the virtual guidance device based on an image of the ablation target, which might be a pre-operative CT or MR image, and the model. This allows to provide a virtual position, which really is achievable by a real guidance device, wherein this allows for an improved ablation planning.

A system is disclosed, including a processor and a memory. The memory stores instructions that, when executed by the processor, configure the system to perform operations. Surface plane information is obtained, defining a surface plane passing through a surface location and oriented according to a surface normal. An edge is detected in an image. Virtual content is presented, having a virtual position based on an orientation of the edge and the surface plane information.

The present invention discloses a motor assembly device and its assembly method, including a frame, an armature feeding mechanism, an iron shell conveying and detecting mechanism, an assembly mechanism for assembling the armature and the iron shell, an axon virtual position detecting mechanism for detecting the virtual position of the motor shaft axon, a bending core testing mechanism for detecting the radial runout amount during the operation of the motor shaft, and a discharging mechanism for diverting qualified products and unqualified products. A workbench for installing the above-mentioned various mechanisms is provided on the frame; the armature feeding mechanism and the iron shell conveying and detecting mechanism are respectively connected to the assembly mechanism; the axon virtual position detecting mechanism and the bending core testing mechanism are sequentially located between the assembly mechanism and the discharging mechanism. Therefore, by integrating the above-mentioned various mechanisms on the frame, a motor assembly device is formed. This device realizes the automatic feeding, assembly and detection of each link of the armature and the iron shell, makes the assembly of the motor completely automated, reduces a large amount of manual labor, improves the production efficiency of the product, and at the same time improves the qualified rate of the product.

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.

The invention discloses an intelligent warehousing operation method and device for an unmanned forklift and a medium, and relates to the technical field of logistics automation, and the method comprises the steps: building a three-dimensional point cloud map based on the physical layout information of a target warehouse, mapping the state information corresponding to a physical entity in the target warehouse into the three-dimensional point cloud map, and storing the state information corresponding to the physical entity in the target warehouse in the three-dimensional point cloud map; constructing a digital twinborn model corresponding to the physical entity; the original UWB position of the unmanned forklift in the target warehouse is obtained in real time through the UWB communication base station, and the original UWB position is mapped to the digital twinborn model; receiving a task demand, generating an optimal path through a digital twin model according to the target cargo position and the original UWB position, and issuing the optimal path to the unmanned forklift; and based on the cargo virtual position of the target cargo, determining a position deviation through a digital twin model. The UWB base station obtains the original position of the unmanned forklift in real time and maps the original position to the digital twin model, real-time synchronization of the physical forklift and the virtual model is formed, and the movement track of the forklift in the three-dimensional space is mastered more accurately.

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 present invention discloses a robot curved surface profiling control method for controlling a robot including a hand, an arm, and a control unit. The robot curved surface profiling control method performs processing including a normal direction determination step and a working tool posture control step. In the normal direction determination step, according to a mathematical formula approximating the shape of a target workpiece having a curved surface, the normal direction of the virtual shape at a virtual position where the working tool mounted on the hand contacts the virtual shape represented by the mathematical formula is obtained. In the working tool posture control step, at a position on the surface of the target workpiece corresponding to the virtual position, that is, at a corresponding position, the working tool mounted on the hand is brought into contact with the target workpiece in a posture along the normal direction determined in the normal direction determination step.

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 present application relates to a method and system for visual positioning of partial discharge in cables, belonging to the technical field of cable inspection. The visual positioning method includes: setting a plurality of virtual detection points in a pre-constructed three-dimensional model of the cable to be inspected; determining the actual positions of the actual detection points according to the virtual positions of the virtual detection points; after installing the sensor assembly according to the actual positions, receiving a selection instruction for a specified virtual sensor assembly in the three-dimensional model; controlling the virtual state of the specified virtual sensor assembly to change from a fixed state to a movable state according to the selection instruction; after the specified virtual sensor assembly moves, obtaining the virtual moving distance of the specified virtual sensor assembly according to the position of the specified virtual sensor assembly after moving; and controlling the corresponding actual sensor assembly to move according to the virtual moving distance. The present application has the beneficial effects of shortening the duration of cable inspection and reducing the labor intensity of the staff.

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.

A real-time environmental model of a plurality of shared virtual environments (SVEs) is provides, each SVE including a plurality of virtual persons and a plurality of virtual gaming devices. First display data corresponding to a first SVE is transmitted to a first player device, including user display data to render a portion of the first SVE based on a virtual orientation of the first player device and a virtual location of the first player in the first SVE. Second display data corresponding to a second SVE is transmitted to a second player device, including user display data that causes a display device in the second player device to render a portion of the second SVE, including a virtual person associated with the first player, based on a virtual orientation of the second player device and a virtual location of the second player in the second SVE.