Excerpts from New AR/VR Patent Applications filed at the USPTO on February 03, 2024
Article related citations and references:XR Navigation Network
(XR Navigation Network February 03, 2024) Recently, the U.S. Patent and Trademark Office announced a batch of newAR/VRPatents, the following is compiled by the XR Navigation Network (please click on the patent title for details), a total of 51 articles. For more patent disclosures, please visit the patent section of XR Navigation Networkhttps://patent.nweon.com/To search, you can also join the XR Navigation Network AR/VR patent exchange WeChat group (see the end of the article for details).
1. "Meta Patent | Systems and methods for reducing power consumption through wifi scan optimizations》
In one embodiment, the patent describes a method for performing a wireless scan using a device. Said method may include determining that the device is disconnected from a wireless access point (WAP) or from a companion device; determining at least one condition associated with the device based on determining that the device is disconnected from the WAP or from the companion device; determining that the at least one condition satisfies a trigger condition; and enabling the device to perform a scan based on the at least one condition that satisfies the trigger condition for detecting the WAP or the companion device at a non-standard frequency. device. The non-standard frequency may be less frequent than the standard frequency.
2. "Meta Patent | Artificial reality system with varifocal display of artificial reality content》
在一个实施例中，专利描述的人工现实系统包括配置为输出人工现实内容的头戴式显示器，所述头显包括一组第二图像捕获设备和变焦距显示器，第二图像捕捉设备配置为捕捉指示用户注视焦点的图像数据，而变焦距显示器具有可基于用户焦点修改的焦距。另外，所述系统包括深度引擎，深度引擎配置为基于真实世界图像数据和与真实世界图像相关联的深度数据来生成用户的物理环境的3Dscene, and generating artificial reality content as an overlay of the 3D scene of the physical environment based on the user's focus for display on a zoom display of the headset.
3.《Meta Patent | Artificial reality integrations with external devices》
In one embodiment, the patent describes a perspective visualization system. The patent describes a system that can interface with smart lights (and/or other smart devices controlling ambient lighting) to know where the lights are and how much light they emit; that can be animated by user tracking; and that the system can display the contents of a screen in a perspective visualization.
In one embodiment, the system described in the patent may determine that a physical object within a physical environment corresponds to a similar virtual object of an augmented reality experience. Based on said correspondence, the system may modify one or more of virtual graphics, sounds, or other features corresponding to the augmented reality experience to represent the virtual object using the physical object. For example, the system may modify acoustic characteristics of sounds for the augmented reality experience to simulate sounds originating from the physical object.
5.《Meta Patent | Grin lc lens design with variable resistance electrode》
In one embodiment, the device described in the patent includes a primary electrode, a secondary electrode overlapping at least a portion of the primary electrode, and a liquid crystal layer disposed between the primary electrode and the secondary electrode, wherein the primary electrode has a spatially variable resistance.
6.《Meta Patent | Reflective fresnel folded optic display》
In one embodiment, the apparatus described in the patent may include a display and an optical configuration. Example devices may include a display, a first lens assembly including a lens and a reflector, and a second lens assembly including a second lens and a second reflector. The first lens assembly has a front surface, the front surface configured to receive display light from the display when the display is energized. The first lens assembly may include a Fresnel surface, and the Fresnel surface may be formed, for example, in the lens surface or in a surface of a substrate supported by the lens surface.
7.《Meta Patent | Display system including curved diffuser》
In one embodiment, the display system described in the patent may include a diffuser having a curved surface, a display device positioned to emit light focused on the curved surface of the diffuser, and at least one viewing optic. The light focused on the curved surface of the diffuser may have a first cone angle and be diffused by the diffuser such that light output from the diffuser has a second cone angle, the second cone angle being greater than the first cone angle. Alternatively, the light output from the diffuser may propagate through the at least one viewing optic to the viewport.
8. "Meta Patent | Highly efficient, ultra-fast pbp lens design and fabrication》
In one embodiment, the PBP lens includes a substrate and one or more liquid crystal material layers on the substrate. Said one or more liquid crystal material layers comprise a plurality of regions at different distances from a center of the PBP lens, wherein different regions of said plurality of regions of said one or more liquid crystal material layers have different liquid crystal twist angles along a surface normal direction of the substrate and have different phase delays for light incident normal to the surface.The PBP lens may have an f-value of less than 1 and may be used in a near eye display system The PBP lens may have an f-value of less than 1 and may be used in a near-eye display system to project a display image to a user's eye in the peripheral region of the PBP lens with an efficiency greater than 75%.
9. "Microsoft Patent | Computing images of controllable dynamic scenes》
In one embodiment, a description of a deformation of a 3D object is received in order to compute an image of a dynamic 3D scene including the 3D object. Wherein said description comprises a cage of raw 3D elements and associated animation data from a physics engine or articulated object model. For the pixels of the image, a light ray from the virtual camera through the pixel into the cage animated according to the animation data is calculated and a plurality of samples on the light ray is calculated. Each sample is a 3D position and view direction in one of the 3D elements. The described method computes a transformation of the samples to the canonical CAGE. For each transformed sample, the 3D scene is queried for a learned radiation field parameterization to obtain color values and opacity values. The body 3D rendering method is then applied to produce color and opacity values for the image pixel values.
10.《Apple Patent | Depth of field in video based on gaze》
In one embodiment, the process described in the patent may include gazing in a direction during capture or playback of a video, wherein the video includes a sequence of frames that includes a depiction of a three-dimensional (3D) environment; identifying a portion of the 3D environment depicted in the video based on the gazing direction; determining a depth of the identified portion of the 3D environment; and modifying the video based on the depth of the identified portion to enable a depth-based effect to be replaying the video.
11.《Apple Patent | Power-sensitive control of virtual agents》
In one embodiment, the method described in the patent includes displaying, at a display, an environment including a representation of a virtual agent associated with a sensory characteristic; selecting a subset of the plurality of sensors based on the sensory characteristic associated with the virtual agent to provide sensor data for use by the virtual agent; providing the sensor data captured by the subset of sensors of the plurality of sensors to the virtual agent so as to reduce the power consumption of the device; displaying a manipulation of the representation of the virtual agent based on the virtual agent's interpretation of the sensor data to show manipulation of the representation of the virtual agent.
12.《Apple Patent | Computer-generated reality recorder》
In one embodiment, the patent describes analyzing a record of content. Said method generates metadata information based at least in part on the analysis; identifies regions of interest or objects of interest in the record of content based at least in part on at least one of user preferences or detected events; generates a modified version of the record of content based at least in part on the identified regions of interest or objects of interest; and stores the modified version of the record of content on an electronic device for subsequent playback.
13.《Apple Patent | Environment sharing》
In one embodiment, the methods described in the patent include generating and sharing/transmitting a 3D representation of a physical environment during a communication session. Elements of the 3D representation may be replaced to improve the quality and/or efficiency of the modeling and transmission process. A user's device may provide a view and/or feedback during a scan of the physical environment during the communication session to facilitate an accurate understanding of what is being transmitted.
14.《Apple Patent | Localization accuracy response》
In one embodiment, the method described in the patent locates a virtual object based on the accuracy of locating the electronic device in a physical environment; evaluates the accuracy of the localization (e.g., centimeter-level accuracy, room-level accuracy, and building-level accuracy), and dynamically adjusts the display strategy. Determining the conditions that lead to inaccuracies (e.g., semantic conditions such as "too fast," "too far," "too dark") and locating the virtual object at the electronic device based on the conditions that lead to inaccuracies in the localization. and provide notifications at the electronic device based on the conditions that led to inaccuracies in positioning (e.g., "slowing down too fast", "too close", "lights on too dim").
15.《Apple Patent | Controlling an interface using gaze input》
In one embodiment, the gaze input may be used to select a user interface element displayed on the display. To select the user interface element, the user may target the user interface element with the gaze input. Targeting the user interface element with the gaze input may cause the user interface element to move toward the selection area. The user interface element may continue to move toward the selection area while being targeted by the gaze input. If the user interface element is targeted by the gaze input while in the selection area, the user interface element is considered to be selected and an action associated with the user interface element may be performed. Multiple user interface elements in the list may move in unison when one of the user interface elements moves as a result of the gaze input.
In one embodiment, when a view of the environment is visible via a display generation component of the computer system, the computer system detects gaze input directed to a first location in the environment corresponding to the first user interface element. In response to detecting the gaze input: if the user's hand is in a predetermined configuration during the gaze input, the computer system provides information about the gaze input to the first user interface element; and then, in response to detecting a movement of the gaze input to a different second location in the environment while the user's hand is maintained in the predetermined configuration, the computer system provides the information about the gaze input to a second user interface element corresponding to the second location information about the gaze input. If the user's hand is not in the predetermined configuration during the gaze input, the computer system forgoes providing the information about the gaze input to the first user interface element.
17.《Apple Patent | Wear detection》
In one embodiment, the head-mounted device described in the patent includes a frame and a sensor coupled to the frame. The sensor includes a first conductive plate coupled to the frame and a first contact pad coupled to the frame and electrically coupled to the first conductive plate. The first contact pad comprises an electrically conductive material embedded in a non-conductive material, and the first contact pad is elastically flexible and configured for facial engagement. Said sensor is configured to generate a signal indicative of a change in capacitance of said sensor, and the controller is configured to change a power state of said head-mounted device based on said signal.
18.《Apple Patent | Optical systems with sequential illumination》
In one embodiment, the display may include an optical emitter that emits infrared light, a first coupler that couples the infrared light into a waveguide, and a second optical coupler that couples the infrared light out of the waveguide and toward the viewport. The infrared light may be reflected from the eye as reflected light. The second optical coupler may couple the reflected light into the waveguide, and the first optical coupler may couple the reflected light out of the waveguide and toward a camera for performing a gaze tracking operation based on sensor data. The display may sequentially illuminate different regions of the eye with infrared light at different times using a scanning mirror, an array of light sources, or a wavelength tunable light source and grating.
19.《Apple Patent | Electronic devices with light-blocking covers》
In one embodiment, the head-mounted device described in the patent may include a main housing portion and a side support housing portion. A display in the main housing portion may be configured to present an image viewable from a viewport. A light shield may extend between the main housing portion and the lens leg housing portion and may be configured to prevent external light from reaching the viewport. The light-blocking cover may have a stretchable exterior fabric layer and an interior light-blocking layer formed from fabric or other suitable material. The light blocking cover may include a slack portion in the internal light blocking layer such that the internal light blocking layer may accommodate movement of the main housing portion relative to the side support housing portion without sacrificing opacity. The slack portion may be thermoformed, molded, or covered with an elastomeric layer such that the slack portion returns to a retracted state within the side-supported housing portion after expansion.
20.《Apple Patent | Contactless sensors for a head-mountable device》
In one embodiment, the patent describes a device comprising a display, a facial interface, an interface material disposed on the facial interface, and a sensor disposed within the facial interface or interface material. The sensor is oriented toward the second surface, and at least a portion of said interface material is sensorially transparent and positioned between said sensor and said second surface.
twenty one. "Sony Patent | Information processing apparatus and image generating method》
There is provided an information processing apparatus comprising at least one processor comprising hardware, wherein said at least one controller predicts a first amount of movement of a head-mounted display between a first time and a second time by using an image of the periphery of the head-mounted display captured at a first time and a second time, respectively, derives a reliability of the predicted first amount of movement, predicts a second amount of movement of a head-mounted display between the first time and the second time by using posture sensor data acquired by the posture sensor at the first sensor data captured by the pose sensor between the first time and the second time to predict a second amount of movement of the head-mounted display between the first time and the second time, generating a display image to be displayed on a different display than the head-mounted display, and determining whether to generate a display image that includes a pattern representing a still image.
twenty two. "Sony Patent | Display device, head-mount display, and image display method》
In one embodiment, the patent-described display apparatus includes a photographic image acquisition unit that acquires data about a photographic image to be displayed, a plurality of singularity detection units that determine whether an assigned target pixel in the photographic image is a singularity having an outlier value, and a plurality of correction units. When the assigned target pixel is a singularity, each correction unit corrects the pixel value by using the values of neighboring pixels. Said apparatus also includes an output unit which outputs data about an image in which pixel values of singularities have been corrected to a display panel.
twenty three. "Sony Patent | Head-mounted display and image displaying method》
In one embodiment, the patent describes a head-up display comprising a capture image acquisition portion, a display image generation portion; a projection plane control portion that changes the projection plane according to the situation, and an output portion that outputs said display image.
twenty four. "Sony Patent | Image processing apparatus, image processing method, and image processing system》
In one embodiment, the image processing apparatus described in the patent comprises a data acquisition unit and a display processing unit, said data acquisition unit acquiring first sensing data as image sensing data and second sensing data second sensing data as sensing signals of a different type than said first sensing signals. The display processing unit performs display processing for superimposing virtual objects on real objects recognized as objects present in real space by using the second sensing data.
25.《Samsung Patent | Low-profile high-efficiency wide-scanning antenna array》
In one embodiment, the apparatus described in the patent includes a substrate, first and second transmission lines on the substrate, a first antenna element coupled to the first first transmission line, and a second antenna element coupled to the first second transmission line. A first distance between adjacent first first and first second transmission lines is different from a second distance between the first first transmission line and the second second transmission line, and the second second transmission line is adjacent to the first first transmission line on a side opposite the first second transmission line. At least two of the first antenna elements have different dimensions.
26.《Samsung Patent | Light-emitting devices (Samsung Patent: Light-emitting devices)》
In one embodiment, the light-emitting device described in the patent comprises a substrate semiconductor layer, a 3D light-emitting structure, and a flat light-emitting structure formed in a flat shape, wherein the flat light-emitting structure generates light having a wavelength different from that of the 3D light-emitting structure. A strain relief layer that eliminates a lattice mismatch between the base semiconductor layer and the flat light-emitting structure may be arranged in at least a region on the base semiconductor layer where the flat light-emitting structure is formed.
In one embodiment, the patent describes a display device comprising a camera, a memory storing information about an augmented reality (AR) object, a display, and at least one processor coupled to the camera. The processor recognizes at least one object from an image captured via the camera, recognizes a target object from the at least one target based on the information about the AR object, and controls the display to show the AR object based on a position of the target object.
In one embodiment, a processor of the wearable device is configured to control the display to display a visual object associated with an external object viewable through the display. The processor is configured to recognize, based at least on the image obtained by the camera, whether the acoustic signal is output from the external object based on an acoustic signal having a first volume received through a microphone of the wearable device at the same time as the visual object is displayed. Based on recognizing that the acoustic signal is output from the external object, the processor is configured to obtain a second volume corresponding to the visual object by adjusting the first volume based on a positional relationship between the external object and the visual object. The processor is configured to output an audio signal corresponding to the visual object through a speaker of the wearable device based on the obtained second volume.
In one embodiment, the patent describes an augmented reality device comprising a variable focal length lens, the focal length of said variable focal length lens being changeable by adjusting the refractive index according to the direction of the user's line of sight and by adjusting the position of the focus adjustment region of the variable focal length lens.The AR device may use theeye trackingThe apparatus obtains an eye vector indicative of the direction of the user's line of sight, adjusts the refractive power of a first focus adjustment region of the first variable focus lens to change the focal length for displaying an imaginary image, and adjusts the refractive index of the second focus adjustment lens complementarily with respect to the adjusted refractive index of the first focus adjustment region.
30.《Qualcomm Patent | User attention determination for extended reality》
In one embodiment, the patent describes a system for attentional assessment by an extended reality system. The system determines one or more regions of interest (ROIs) for an image displayed to a user. The system may receive eye tracking information indicative of a region of the image being viewed by the user. The system may further generate focus statistics based on the region of the image the user is viewing and the one or more ROIs; and output the generated focus statistics.
31.《Qualcomm Patent | Adjusting awake times for uplink and downlink spanning multiple protocols》
In one embodiment, the embodiments described in the patent include implementing resource timing in a user equipment (UE) for synchronizing at least two wireless protocols.The UE may obtain communication timing information for the user equipment, send that communication timing information for the user equipment to a network node, and configure a first resource timing for an uplink or downlink between the UE and the user equipment based on the communication timing message.The UE may request configuration of a second resource timing for another uplink or downlink between the UE and the network node based on the communication timing message. Sending the communication timing information may include requesting a discontinuous reception (DRX) configuration adjustment such that the DRX period of the UE and the target wake-up time (TWT) of the user equipment are at least partially aligned. Configuring the first resource timing may include adjusting the timing of the TWT based on the DRX configuration of the user equipment.
32.《Snap Patent | Optical Devices (Snap Patent: Optical Components)》
In one embodiment, the patent describes an optical device for an augmented reality or virtual reality display. A first input diffractive optical element is arranged on a waveguide to receive light from a projector, couple a first portion of the light into the waveguide along a first path, and allow a second portion of the light to pass through. A second input diffractive optical element is arranged to receive a second portion of the light and couple a third portion of the received light along a second path. The output diffractive optical element receives the light along the first path and the second path and provides a first and second plurality of outgoing light pupils corresponding to the first and second position patterns at a first position pattern for the light along the first path and a second position pattern for the light along the second path.
33.《Snap Patent | Shared control of a virtual object by multiple devices》
In one embodiment, the system described in the patent facilitates shared control of virtual objects by two or more users. The virtual object is displayed by a first device, e.g., as part of an augmented reality experience where the display of the object is superimposed on a real world environment. User input indicative of modifications to the virtual object is received. The virtual object is modified and the modified virtual object is displayed by the second device.
34.《Snap Patent | Providing augmented reality-based makeup in a messaging system》
In one embodiment, the system described in the patent includes storing a program for providing augmented reality based makeup. Said program and provides for receiving a request to present augmented reality content associated with an image captured by a device camera; accessing an augmented reality content item for applying makeup to said face and presenting available makeup products against said plurality of regions; presenting said augmented reality content item in association with a face depicted in said image; receiving user input for selecting one of said plurality of regions; determining a set of available makeup products that corresponds with the selected region; and updating the presentation of the augmented reality content item based on the set of available makeup products.
35.《Snap Patent | Video processing with preview of ar effects》
In one embodiment, an image enhancement effect is provided at a device including a display and a camera. A simplified augmented reality effect is applied to a stream of captured images to generate a preview stream of images. The preview stream of images is displayed on the monitor. A second image stream corresponding to the first image stream is saved to an initial video file. A fully augmented reality effect corresponding to the simplified augmented reality effect is then applied to the second image stream to generate a fully augmented image stream. A further video file may then be played back at the monitor to show the final fully augmented reality effect applied to the image stream.
36.《Snap Patent | 3d object camera customization system》
In one embodiment, the patent describes a method comprising; superimposing a first virtual object on a portion of a first image depicting a first environment; modifying a surface of said first virtual object using content captured by said user device; storing a second virtual object comprising said first virtual object having said modified surface; and generating a second virtual object for displaying on a portion of a second image depicting a second environment the second virtual object.
37.《Snap Patent | Virtual closet ar experience》
In one embodiment, the system described in the patent accesses, via a messaging application, an image depicting a real-world fashion item of a user and generates a 3D virtual fashion item based on the real-world fashion item depicted in the image. The system stores the 3D virtual fashion items in a database, wherein the database includes a virtual closet, and the virtual closet includes a plurality of 3D virtual fashion items associated with the user. The system generates an augmented reality experience via a messaging application and allows the user to interact with the virtual closet.
38.《HTC Patent | Head mounted display, display device and image display method thereof》
In one embodiment, the display device described in the patent includes a first display and a second display. The first display is configured to provide a first display image to a peripheral region of the target area. The second display is configured to provide a second display image to a center region of the target area. A resolution of the second display image is higher than a clarity of the first display image.
39.《HTC Patent | Tracking system and motion data collecting method》
In one embodiment, the tracking system described in the patent includes a wearable device. Said wearable device is detachably docked with the tracker. Wherein, during a first duration in which said wearable device is not docked with the tracker, said wearable device collects a plurality of first motion data associated with a first motion pattern. During a second duration in which the wearable device is docked with the tracker, the wearable device provides the plurality of first motion data to a host via the tracker.
40.《HTC Patent | Tracking system and tracking method》
In one embodiment, the patent describes a tracking system comprising a three-degree-of-freedom device, a camera, and a processor. The three-degree-of-freedom device is configured to acquire sensor data from a sensor. The camera is configured to obtain camera data. The camera data includes an image of a body part of a user or control device that is the target of the tracking. The processor is configured to: track a target to generate a tracking result based on the sensor data and the camera data; determine whether said tracked target is static based on said tracking result; determine a target attitude of said target based on said zong result; and calibrate a cumulative error of the three-degree-of-freedom sensor in the background.
41.《Magic Leap Patent | Systems, methods, and devices for adhesion of interior waveguide pillars》
In one embodiment, a near-eye display system includes a waveguide stack having pillars in a center active portion of the waveguide. The active portion may include optical out-coupling optics configured to couple image light outwardly from the waveguide to a viewer's eye. The struts extend between and separate adjacent waveguides in the waveguide. The optical out-coupling optical element may comprise a diffractive optical element, the diffractive optical element being formed at the same time as the pillars, e.g. by embossing or casting. Said pillars are provided on one or more main surfaces of each waveguide. The pillars may define a distance between two neighboring waveguides of the waveguide stack.
42.《Magic Leap Patent | Eye Imaging With An Off-Axis Imager》
In one embodiment, the patent describes an imaging system for a head-up display. The imaging system may include a front-facing imaging camera, and the head-up display may include off-axis diffractive optics (DOE) or thermal mirrors configured to reflect light to the imaging camera. The described imaging system may be used for eye tracking, biometric recognition, multi-dimensional reconstruction of the 3D shape of the eye, and the like.
In one embodiment, the display system is configured to direct a plurality of parallax-differentiated intrapupillary images to the user's eye. The parallax-different intra-pupil images provide different parallax views of the virtual object and hit the pupil from different angles. Overall, the light wavefront that forms the image approximates a continuous evanescent wavefront and provides the user with selectable adjustment cues based on the amount of parallax between the intra-pupil images. The amount of parallax can be selected using an array of shutters that selectively adjust the image light into the eye. Each open shutter in the array provides a different intrapupillary image, and the position of the open shutters provides the desired amount of parallax between images. In other embodiments, the images may be formed by emitting microdisplays. Each pixel formed by the microdisplay may be formed by one of a set of optical emitters. The emitters are located at different positions such that the emitted light reaches the eye via different paths, the different paths providing different amounts of parallax.
44.《Magic Leap Patent | Tilting array based display》
In one embodiment, the patent describes a tilted array based display. In one embodiment, the tilted array based display includes a viewing optical assembly comprising a spatial light modulator. The viewing optical assembly including the spatial light modulator is configured to rotate the spatial light modulator.
45.《Magic Leap Patent | Method And System For Patterning A Liquid Crystal Layer》
In one embodiment, a nanoimprint alignment layer is used to pattern a liquid crystal layer to create an optical master. The nanoimprint alignment layer and the liquid crystal layer form an optical master. The optical master is located above the optical alignment layer. The optical master is illuminated and light propagating through the nanoimprint alignment layer and the liquid crystal layer is diffracted, followed by irradiation of the light alignment layer. The incident diffracted light causes a pattern in the liquid crystal layer to be transferred to the photoalignment layer. A second liquid crystal layer is deposited on the patterned photoalignment layer, which is subsequently used to align molecules of the second liquid crystal layer. In one implementation, the second liquid crystal layer in the patterned light alignment layer may be used as a replica optical master or a diffractive optical element, e.g., for directing light in an optical device such as a display device.
In one embodiment, the wearable device described in the patent may include a head-mounted display. The relative positions of the head-mounted display and one or more of the user's eyes may not be in the positions required to receive the output image information. For example, the vertical alignment of the head-mounted display to the eyes may differ between the left and right eyes. The wearable device may determine whether the head-mounted display is level on the user's head, and may then provide the user with a left eye alignment marker and a right eye alignment marker. Based on user feedback, the wearable device may determine whether there is any left or right vertical misalignment and may take action to reduce or minimize the effect of any misalignment.
47.《Lumus Patent | Image projector with laser scanning over spatial light modulator》
In one embodiment, the patent describes an image projector that uses a laser scanning illumination arrangement to illuminate a spatial light modulator (SLM). Wherein the angular beam expander element adjacent to the SLM or in a plane conjugate to the SLM is typically a diffuser or microlens array (MLA) that minimizes the impact on the scanning accuracy of the laser illumination on the SLM.
48.《Lumus Patent | Increasing the field of view of near-eye displays》
In one embodiment, a method for generating an image in a near-eye display may include dividing the image into a first sub-image and a second sub-image, sequentially transmitting the first sub-image and the second sub-image through a channel, extracting light corresponding to the first sub-image in a first polarization and light corresponding to the second sub-image in a second polarization, deflecting the first-order light in the first polarization in a first direction and deflecting the first-order light in the second polarization in a direction that is different than the first direction, and deflecting the light of the opposite order in the second polarization in a direction opposite to the first direction. The resulting image width corresponds to a wider field of view.
49.《Niantic Patent | Maintaining object alignment in 3d map segments》
描述了一种确定虚拟对象的位置的方法。确定客户端设备的位置，并且基于所确定的位置来检索一组地图片段。虚拟对象被确定为显示在客户端设备上。获得虚拟对象与检索到的地图片段集合中的每个地图片段之间的关系向量。基于虚拟对象的对象参数对每个关系向量进行加权。基于加权关系向量来确定显示虚拟对象的位置。提供虚拟对象以在客户端设备上显示为所确定的位置。
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