586 results about "Head worn display" patented technology

A viewpoint setting unit of an image data generation device sets a reference viewpoint on a basis of position and orientation information regarding a head-mounted display, and a reference image drawing unit generates a reference image in a field of view corresponding to the reference viewpoint. An additional data generation unit acquires color information regarding an occluded part not represented in the reference image from a different viewpoint as additional sampling data. A reprojection unit of the head-mounted display transforms the reference image into an image from a latest viewpoint and determines a pixel value of the hidden part using the additional sampling data.

A method for motion synchronization-based head pose estimation, by a head mounted display (HMD) device and an HMD device for performing the same are provided. The method includes receiving, by the HMD device, motion data from a plurality of motion sensors of the HMD device, receiving, by the HMD device, a plurality of image frames from at least one simultaneous localization and mapping SLAM camera of the HMD device, estimating, by the HMD device, a plurality of motion parameters of head movements of a user from the plurality of image frames received from memory, generating, by the HMD device, a filtered subset of the motion data received from the plurality of motion sensors based on the plurality of motion parameters of the head movements, synchronizing, by the HMD device, the plurality of image frames received from the memory and filtered subset of motion data, and estimating, by the HMD device, the head pose based on the synchronized plurality of image frames and motion data.

Techniques for aligning images generated by an integrated camera physically mounted to an HMD with images generated by a detached camera physically unmounted from the HMD are disclosed. A 3D feature map is generated and shared with the detached camera. Both the integrated camera and the detached camera use the 3D feature map to relocalize themselves and to determine their respective 6 DOF poses. The HMD receives the detached camera's image of the environment and the 6 DOF pose of the detached camera. A depth map of the environment is accessed. An overlaid image is generated by reprojecting a perspective of the detached camera's image to align with a perspective of the integrated camera and by overlaying the reprojected detached camera's image onto the integrated camera's image.

A vision test can be implemented in a virtual reality (VR) environment using a computer device that includes a head-mounted display (HMD). The computer device can obtain historical vision data of a patient user. Based on the historical vision data, the computer device determines an ordered sequence of vision tests including a first vision test for the patient user. The first vision test is followed by a set of one or more subsequent vision tests of the ordered sequence of vision tests. The computer device executes a user application configured to enable the ordered sequence of vision tests by rendering a user interface on the display. A first visual stimulus of the first vision test is displayed on the user interface. The computer device obtains a user response to the first visual stimulus, and dynamically adjusts one or more subsequent visual stimuli based on the user response.

This application is directed to media content compensation at an electronic device having a head-mounted display. The electronic device determines a multifocal eyewear prescription of a user associated with the electronic device. The multifocal eyewear prescription includes a multifocal parameter for a lens having a plurality of focal lengths. The electronic device obtains input media content, converts the input media content to corrective media content based on the multifocal eyewear prescription of the user, and renders, on the HMD, the corrective media content. In some embodiments, the lens includes a plurality of segments corresponding to the plurality of focal lengths. Each image frame of the input media content is divided into a plurality of regions based on the plurality of segments. The electronic device compensates the plurality of regions of the input media content based on the plurality of focal lengths to generate the corrective media content.

This application is directed to implementing a vision test by an electronic device having a head-mounted display (HMD). The electronic device executes a user application associated with the vision test, and obtains an instruction to implement a target vision test. A target user interface is selected between a virtual reality (VR) user interface corresponding to a three-dimensional (3D) virtual environment and an augmented reality (AR) user interface corresponding to a 3D AR environment. The electronic device implements the target vision test on the target user interface. In some embodiments, the VR user interface has a background view (e.g., a static beach view, a static city night scene, a dynamic traffic view) on which visual stimuli are overlaid. In some embodiments, the electronic device enables the AR user interface by setting the HMD to show a field of view and overlaying visual stimuli on the field of view.

Brain activity can be monitored to facilitate a vision test in a virtual reality (VR) environment using an electronic device that includes a head-mounted display (HMD) and a plurality of electrodes. The electronic device can execute a user application configured to enable a virtual vision test, and generates a VR user interface corresponding to a three-dimensional (3D) virtual environment. The electronic device renders, on the HMD, a user interface including a first visual stimulus corresponding to the virtual vision test. While displaying the visual stimulus, in real time, the electronic device collects a plurality of electrical signals by the plurality of electrodes that contact a head of a user, and determines information of at least one of a second visual stimulus following the first visual stimulus and a user response to the first visual stimulus based on the plurality of electrical signals.

In a cooperative display system that connects a portable terminal and a head mounted display to display information in cooperation, the portable terminal displays information on a first display, and transmits at least a part of the information that is displayed to the head mounted display, and the head mounted display shares and displays the information transmitted from the portable terminal on a second display. Here, the information displayed on the portable terminal is hierarchical information, and the information displayed on the head mounted display is lower-level information in the hierarchical information. In addition, whether a user is stationary or moving is detected by a sensor of the portable terminal, and in a case where the user is stationary, the display of the information on the portable terminal is stopped, and the information is displayed only on the head mounted display.

A virtual eye test can be conducted to evaluate visual acuity and perception in a virtual reality (VR) environment. The test can be conducted using an electronic device that includes a head-mounted display (HMD) and a camera. The electronic device can generate a VR user interface corresponding to photorealistic virtual environment and render the VR user interface on the HMD. The electronic device can simulate one or more real-world scenarios and while simulating the one or more real-world scenarios, in real time, track eye movements and responses from the wearer for testing visual acuity and perception of the wearer.

Head-mounted display systems with power saving functionality are disclosed. The systems can include a frame configured to be supported on the head of the user. The systems can also include a head-mounted display disposed on the frame, one or more sensors, and processing electronics in communication with the display and the one or more sensors. In some implementations, the processing electronics can be configured to cause the system to reduce power of one or more components in response to at least in part on a determination that the frame is in a certain position (e.g., upside-down or on top of the head of the user). In some implementations, the processing electronics can be configured to cause the system to reduce power of one or more components in response to at least in part on a determination that the frame has been stationary for at least a threshold period of time.

This application is directed to implementing a vision test based on an avatar in a virtual environment. An electronic device includes a head-mounted display. The electronic device executes a user application configured to enable a virtual vision test, and generates a virtual reality (VR) user interface corresponding to a three-dimensional (3D) virtual environment. The electronic device obtains user information of a user associated with the electronic device, and concurrently displays an avatar and a sequence of visual stimuli on the VR user interface. While displaying each respective visual stimulus, the electronic device determines avatar characteristics based on the user information and the respective visual stimulus, and adjusts display of the avatar adaptively based on the avatar characteristics. The avatar characteristics includes a location of the avatar in the 3D virtual environment.

1. The characteristic features of the design lie in the shape of the portions shown in solid lines; the dashed broken lines show portions that form no part of the claimed design; the dot-dash broken lines show boundaries that form no part of the claimed design.; 2. The characteristic features of the design lie in the shape of the portions shown in solid lines; the broken lines show portions that form no part of the claimed design.

The present disclosure relates to an off-axis optical display system for a head mounted display, the optical system comprising: an optical combiner defining a first optical axis for directing image light to a pupil plane; and an aberration compensation element defining a second optical axis independent of the first optical axis; wherein the optical combiner is arranged to produce an intermediate focal plane on the second optical axis, the intermediate focal plane being an optical conjugate of the pupil plane, and wherein the aberration compensation element is substantially located in the intermediate focal plane.

The HMD comprises a head-mountable frame and an optical projection assembly supported by the frame. The optical projection assembly comprises a microdisplay supported by the frame. The microdisplay has a two-dimensional array of pixels. Each pixel contains a group of emitters configured to emit image light. The microdisplay further comprises a projection optical system configured to receive image light from each group of emitters in the array of pixels at the entrance pupil and project the focused image light from the exit pupil. The microdisplay further comprises a two-dimensional array of optical collimators positioned between the microdisplay and the projection optical system. The steerable optical collimators are further configured to redirect the emission profiles of the corresponding groups of emitters toward the center of the entrance pupil of the projection optical system.

A control system includes a movable device, memory, and circuitry. The movable device includes a reflector; paired movable portion; and a detector to detect deflection angle of the reflector. The circuitry outputs drive signals to the paired movable portions, respectively; generates the drive signals based on variables of a symmetry of each of the drive signals and a phase difference between the drive signals; detects, from the movable device, the deflection angle of the reflector by the detector; extract an amplitude of a high-frequency component from a detection signal; store, in the memory, information in which the amplitude of the high-frequency component is associated with values of the variables of the drive signals; select a combination of the values of the variables based on the high-frequency component and the information stored in the memory; and update the drive signals based on the combination of the values of the variables selected.

The techniques disclosed herein enable a realistic, inclusive sense of physical presence for videoconference participants that is comparable to in-person communication. Multiple users are simultaneously provided with an immersive experience without the need for head-mounted displays or other wearable technology. Specifically, a real-time three-dimensional model of a scene at the remote end of the videoconference is received. At the same time, the location and perspective of each local participant is determined. Each local participant is then individually provided with a spatially correct stereoscopic view of the model. The sense of physical presence is created by changing what each local participant sees in response to a change in their perspective. The sense of physical presence is enhanced by enabling direct eye contact, clear communication of emotional state and other non-verbal cues, and a shared visual experience and audio ambience across locations.

A virtual reality (VR) system including a head mounted display (HMD), a sensor or input device, and options, selection, and display modules. The HMD displays a VR environment including sports content of a live game, a prerecorded game, or a sports channel. The options module generates an options signal to show viewing options in the VR environment. The viewing options define viewing aspects for viewing the sports content within the VR environment. The sensor or input device generates signals based on detection of movement of the HMD, movement of an eyeball of a user, user voice communication, or user contact with the input device. The selection module, based on the signals: selects the sports content and a viewing option; and generates a selection signal. The display module displays the sports content in the VR environment based on the selection signal.

To provide a head-mounted display (HMD) for use in a virtual reality (VR) environment in which a user can view the real world without removing the head-mounted display.SOLUTION: The HMD104 includes a display 108 for providing virtual content and / or images to the user 100 and image capture devices, such as the first camera 110 and / or the second camera 112. The first camera 110 and / or the second camera 112 are disposed in or near the front of the MD104 to capture images of the surroundings 102 and pass through the images of the surroundings to the user for viewing on the display. The environment 102 includes a computer 150 that communicatively couples to the HMD, the controller 106, the tracking system 122, and / or the remote computing resources 142 via a network 124 and / or wired technologies.SELECTED DRAWING: Figure 1

Aspects of the present disclosure are directed to a speaker system that uses a single driver that results in both force and moment canceling. The speaker system can be mounted within a structure, such as a head mounted display. The speaker system includes a first moving mass, including a sound-producing diaphragm, connected by a primary suspension to a floating basket. The floating basket is both coupled to a second moving mass that controls a voice coil, inducing voice coil movement to produce sound via the diaphragm. A secondary suspension can couple the suspended basket and a fixed frame. The secondary suspension can reduce shaking and contamination generated by the magnet core / motor assembly from seeping into the fixed frame and subsequently to other connected components.

Disclosed in the present invention are a method and system for performing real social contact by using a virtual scene, and AR glasses. The method for performing real social contact by using a virtual scene involves a cloud serving end and a live-streaming terminal. The method comprises six steps. The system for performing real social contact by using a virtual scene comprises a cloud serving end and a live-streaming terminal. The cloud serving end is provided with a cloud service processor, the live-streaming terminal is provided with a terminal processor, and the live-streaming terminal further comprises at least three cameras, AR glasses, wireless in-ear earphones, a positioning device and a gyroscope, wherein the cloud service processor is in communication connection with the terminal processor by means of a TCP / IP; the cameras, a VR head-mounted display, the wireless in-ear earphones, the positioning device and the gyroscope are all electrically connected to the terminal processor; the positioning device and the gyroscope are fixedly and integrally arranged; and the positioning device and the gyroscope are fixed to the chest of a live-streamed person. AR glasses are further comprised.

The present application relates to the technical field of virtual reality, and particularly relates to a wearable device and an antenna control method. The wearable device comprises a handle and a head-mounted display, the head-mounted display comprising a first antenna, the first antenna comprising a first feed point and a second feed point, the handle comprising a second antenna, and the second antenna comprising a third feed point and a fourth feed point, wherein a first target pattern is generated when the first antenna is fed via a first target feed point among the first feed point and the second feed point, a second target pattern is generated when the second antenna is fed via a second target feed point among the third feed point and the fourth feed point, and an antenna radiation range indicated by the first target pattern at least partially overlaps with an antenna radiation range indicated by the second target pattern. In this way, a pattern of the head-mounted display can be kept aligned with an antenna pattern of the handle, thereby maintaining good communication quality between the head-mounted display and the handle.

A head-mounted display comprises: a wearing body; a display; a communication module configured to perform communication connection with a mobile information terminal; a field of view (FOV) sensor configured to output status data used for determining whether the mobile information terminal is included in a user's FOV through the wearing body; and a controller connected to each of the display, the communication module, and the FOV detection sensor. The controller determines whether the mobile information terminal is included in the user's FOV based on the status data, and performs display control with respect to the display so as to display an application screen of the mobile information terminal on the display when determining that the mobile information terminal is not included in the FOV, and not to display the application screen on the display when determining that the mobile information terminal is included in the FOV.

A head-mounted display including multiple displays tiled together is provided. A first display may include an active region and an inactive region. A second display may be aligned with the inactive region. The first display and the second display may have different resolutions and may present visual information with different display qualities based on their respective resolutions. For example, the first display may include a lower resolution than the second display. The inactive region may be centered in the first display, and the second display may be centered with respect to the first display. The head-mounted display may provide a continuous image(s) (or video(s)) with a high resolution on the second display, while providing the remainder of the image(s) on the low resolution first display. Based on the multiple displays being tiled, the multiple displays may present one or more images, or one or more videos, in a non-overlapping manner.

A component for a wearable electronic device can include a housing defining an internal volume, a first connector that is removably attachable to a head-mounted display, the first connector configured to electrically connect to the head-mounted display, and a second connector that is removably attachable to a supplemental unit, the second connector configured to electrically connect to the supplemental unit. The component can include a stiffener disposed in the internal volume, and the stiffener can be flexible along a first axis and rigid along two axes that are perpendicular to the first axis and to each other. An operational component can be disposed in the internal volume, and the operational component can be electrically connected to at least one of the first connector or the second connector.

Provided is a head-mounted display that is able to provide a user with a greater sense of presence. The head-mounted display (1) includes a main body (10), a front support section (21), a housing section (34c), and a vibration motor (40). The main body (10) has a display panel (11). The front support section (21) is connected to the upper side of the main body (10) and placed on the forehead of the user. The housing section (34c) is disposed on the front support section (21). The vibration motor (40) is accommodated in the housing section (34c).

To provide a device for displaying a virtual object capable of enhancing the presence of a user even in a situation where the virtual object cannot be visually recognized, and a display method thereof.SOLUTION: A head-mounted display (HMD) 1 that displays a virtual object includes a map information processing unit that extracts a first map element corresponding to position information and a second map element corresponding to a predetermined pattern from map data, a virtual object processing unit that arranges the virtual object on a real object in a real space corresponding to the first map element, and an auxiliary information processing unit that generates a map element object corresponding to the second map element. An information processing device includes a display processing unit that makes a drawing method different between a portion located in front of a real object and a portion located behind the real object, and a screen that superimposes and displays a virtual object and a map element object processed by the display processing unit on a real space.SELECTED DRAWING: Figure 2

A system may include a headset device comprising a display screen and an adaptive map perimetry algorithm that is configured to access or implement a normative database or model. The system may implement a VF test adapted to fit an area of the display screen based on values in the normative database or model and is rendered as a same or similar visualization compared to one or more different headset devices having different display screens having different respective shapes, formats, sizes, and / or resolutions. The system may receive visual test data indicating a visual field of the user and detect one or more initial test locations. The one or more initial test locations define one or more healthy clusters indicative of an absence of scatoma and one or more damaged clusters indicative of scotoma. The system may generate a spatial mapping identifying locations of the one or more damaged clusters.