G02B27/0172

Measurement method and system
11579442 · 2023-02-14 · ·

Methods and systems for determining an individual gaze value are disclosed herein. An exemplary method involves: (a) receiving gaze data for a first wearable computing device, wherein the gaze data is indicative of a wearer-view associated with the first wearable computing device, and wherein the first wearable computing device is associated with a first user-account; (b) analyzing the gaze data from the first wearable computing device to detect one or more occurrences of one or more advertisement spaces in the gaze data; (c) based at least in part on the one or more detected advertisement-space occurrences, determining an individual gaze value for the first user-account; and (d) sending a gaze-value indication, wherein the gaze-value indication indicates the individual gaze value for the first user-account.

Gaze tracking apparatus and systems

A system configured to perform an eye tracking process using a head-mountable eye-tracking arrangement, the system comprising an eye tracking unit, located on the head-mountable arrangement, operable to detect motion of one or both of the user's eyes, a relative motion identification unit operable to identify motion of the head-mountable arrangement relative to the user's head, and a correction unit operable to determine a correction to the eye tracking process in dependence upon the identified motion of the user's head relative to the head-mountable arrangement.

Display latency reduction

A display device dynamically determines pixel settle times to reduce a display latency. The display device includes a backlight unit (BLU) for providing light for displaying an image, a plurality of pixels for modulating the light provided by the BLU, and a controller circuit for controlling the BLU and the plurality of pixels. The controller circuit determines a settle time from display data for a current display frame and display data for a previous display frame, and turns on the BLU based on the determined settle time. The determined settle time corresponding to an expected amount of time for the plurality of pixel to transition from a first state corresponding to the display data for the previous display frame to a second state corresponding to the display data for the current display frame.

Short distance illumination of a spatial light modulator using an optical element with an aperture

A display device includes a light source, a spatial light modulator, and an optical assembly. The light source is configured to provide illumination light and the spatial light modulator is positioned to receive the illumination light. The optical assembly includes a first reflective surface with an aperture and a second reflective surface that is opposite to the first reflective surface. The optical assembly is positioned relative to the light source so that at least a first portion of the illumination light received by the optical assembly is reflected by the second reflective surface toward the first reflective surface, is reflected by the first reflective surface toward the second reflective surface, and is transmitted through the second reflective surface. A method performed by the display device is also disclosed.

Head mounted display apparatus

The occlusion is faithfully expressed even in the binocular vision in the AR display by a head mounted display apparatus or the like. A head mounted display apparatus 10 includes a lens 12, a lens 13, a camera 14, a camera 15, and a control processor 16. A CG image for a right eye is displayed on the lens 12. A CG image for a left eye is displayed on the lens 13. The camera 14 captures an image for the right eye. The camera 15 captures an image for the left eye. The control processor 16 generates the CG image for the right eye in which occlusion at the time of seeing by the right eye is expressed and the CG image for the left eye in which occlusion at the time of seeing by the left eye is expressed, based on the images captured by the cameras 14 and 15 and projects the generated CG image for the right eye and CG image for the left eye onto the lenses 12 and 13. A center of a lens of the camera 14 is provided at the same position as a center of the lens 12. A center of a lens of the camera 15 is provided at the same position as a center of the lens 13.

Wearable device and control method therefor
11579683 · 2023-02-14 · ·

A wearable device is disclosed. The wearable device comprises: a camera; a sensor; a display; a laser projector; and a processor for identifying a user's sight line on the basis of sensing data obtained by the sensor, identifying location information of at least one object included in an image obtained by the camera, and controlling the laser projector to provide, on the display, augmented reality (AR) information related to the object on the basis of the identified user's sight line and location information of the object, wherein the laser projector comprises: a light emitting element for emitting a laser light; a focus adjusting element for adjusting a focus of the emitted laser light; and a scanning mirror for controlling a scan direction of the light having the adjusted focus, and the processor controls a driving state of the focus adjusting element on the basis of the identified user's sight line and location information of the object.

Gratings with variable depths formed using planarization for waveguide displays

A manufacturing system performs a deposition of an etch-compatible film over a substrate. The etch-compatible film includes a first surface and a second surface opposite to the first surface. The manufacturing system performs a partial removal of the etch-compatible film to create a surface profile on the first surface with a plurality of depths relative to the substrate. The manufacturing system performs a deposition of a second material over the profile created in the etch-compatible film. The manufacturing system performs a planarization of the second material to obtain a plurality of etch heights of the second material in accordance with the plurality of depths in the profile created in the etch-compatible film. The manufacturing system performs a lithographic patterning of a photoresist deposited over the planarized second material to obtain the plurality of etch heights and one or more duty cycles in the second material.

INFORMATION PROCESSING DEVICE THAT DISPLAYS A VIRTUAL OBJECT RELATIVE TO REAL SPACE
20230041942 · 2023-02-09 · ·

An information processing device including a display unit, a detector, and a first control unit and a method of using same. The display unit may be a head-mounted display. The display unit is capable of providing the user with a field of view of a real space and a virtual object. The detector detects an azimuth of the display unit around at least one axis and display of the virtual object is controlled based in the detected azimuth.

INTELLIGENT SYSTEM FOR CONTROLLING FUNCTIONS IN A COMBAT VEHICLE TURRET
20230045581 · 2023-02-09 ·

A system for controlling turret functions of a land-based combat vehicle includes: a plurality of image detection sensors for recording sequences of images having an at least partial view of a 360° environment of the land-based combat vehicle; at least one virtual, augmented or mixed reality headset for wear by an operator, the headset presenting the at least partial view of the environment of the land-based combat vehicle on a display, the headset including a direction sensor for tracking an orientation of the headset imparted during a movement of a head of the operator and eye tracking means for tracking eye movements of the operator; a control unit including at least one computing unit for receiving as input and processing: images supplied by the plurality of image detection sensors; headset position and orientation data supplied by the direction sensor; eye position data supplied by the eye tracking means.

INFORMATION PROCESSING METHOD AND ELECTRONIC DEVICE

An information processing method and an electronic device are provided. The method is performed by a first wearable device, where the first wearable device includes a first image collector, and the method includes: obtaining a second face image by the first image collector and receiving a first face image from the second wearable device in a case that the first wearable device and a second wearable device are in a preset positional relationship; and processing first target information from the second wearable device in a case that the first face image matches the second face image.