Racing AR Overlays With Motion-Compensated Display Stability
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Solution Overview
Problem
Movement of display devices, such as those in flight helmets, due to external forces like aircraft acceleration, alters the user's perception of the displayed content, which is undesirable.
Innovation Solution
A computer system with a memory and processor maintains a virtual environment, maps a real vehicle's geospatial position, determines measurements to a virtual asset, and communicates content to a mixed reality optical system for precise presentation based on these measurements.
Engineering Contradictions & Design Principles
Engineering Contradiction Analysis
1Adaptability or versatility
If a display device is mounted in a moving vehicle (such as a flight helmet or racing cockpit), then the user can access virtual content in a dynamic environment, but the display device moves relative to the user due to external forces like acceleration, altering perception of the content
Solution Approach 1:
The system continuously monitors the actual position and orientation of the display device relative to the user using sensors (accelerometers, gyroscopes, position trackers) and uses this feedback to dynamically adjust the rendering of virtual content, compensating for movements caused by vehicle acceleration and maintaining stable visual perception
Solution Approach 2:
The system changes rendering parameters such as viewpoint position, orientation, and content transformation in real-time based on the measured display device movement, effectively compensating for the physical instability of the mounted display through virtual parameter adjustments
2Reliability
If the display device moves due to external forces, then the device remains fixed to the vehicle structure, but the user's perception of the displayed content changes undesirably
Solution Approach 1:
The system introduces an intermediary computational layer that translates the physical movement data from sensors into compensatory transformations of the virtual content, acting as a mediator between the unstable physical display and the user's visual perception system
Solution Approach 2:
The system replaces the need for a mechanically stable display mounting with a software-based stabilization system that uses sensor data and computational rendering to achieve perceptual stability, substituting mechanical rigidity with algorithmic compensation
Data Source
AI summary
An AR system for a spectator event involving moving participants in a real space, each participant having a participant field of view of said real space through a screen, said spectator event involving cameras, each camera having a camera field of view of said real space, said AR system comprising: (a) a computer presentation system for generating virtual space corresponding to said real space and a virtual object in said virtual space; (b) a participant display configured to overlay an image of a portion of said virtual space corresponding to said participant field of view of said real space on said field of view of said real space for each participant; and (c) a spectator display configured overlay an image of a portion of said virtual space corresponding to said camera field of view of said real space on said camera field of view of said real space.


