Headset Display Modulation to Induce Blinks and Reduce Eye Strain
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Solution Overview
Problem
Prolonged use of headset devices, such as AR/VR/MR/XR glasses, reduces the eye blink rate, leading to eye strain, blurred vision, dry eyes, and headaches, while performing background tasks degrades performance and increases power consumption.
Innovation Solution
Headset devices monitor eye blinks to induce eye blinks through display modifications and align background tasks with blink durations, using blur or flashing effects in foveal and non-foveal regions to maintain eye health and improve performance.
Engineering Contradictions & Design Principles
Engineering Contradiction Analysis
1Object-affected harmful factors
If display characteristics are continuously modified to induce eye blinks, then eye health is improved, but user experience degrades due to display disturbances
Solution Approach 1:
The patent applies different display modifications to different regions of the display - foveal region modifications (affecting central vision) and non-foveal region modifications (affecting peripheral vision). This local differentiation allows the system to induce eye blinks while minimizing disruption to the user's viewing experience by concentrating disturbances in less critical visual regions.
Solution Approach 2:
The system implements periodic display modifications at strategically timed intervals to induce eye blinks. By scheduling these modifications during natural blink opportunities or between content updates, the system maintains eye health benefits while minimizing continuous display disturbances that would degrade user experience.
2Reliability
If background tasks are performed continuously, then device functionality is maintained, but power consumption increases
Solution Approach 1:
The patent schedules background tasks to execute periodically during eye blink durations rather than continuously. This timing-based scheduling allows the device to maintain essential functionality (network tasks, sensor tasks, memory management) while significantly reducing power consumption by utilizing otherwise idle blink periods for task execution.
Solution Approach 2:
The system leverages the user's natural eye blink behavior to schedule and execute background tasks. By aligning task execution with the user's physiological rhythm, the device performs maintenance functions during periods when the user is less likely to notice display disturbances, effectively using the user's own behavior patterns to optimize system resource utilization.
3Productivity
If eye blink rate is reduced during headset use, then immersion is improved, but eye health deteriorates
Solution Approach 1:
The system proactively counteracts the tendency toward reduced blink rates by implementing display modifications that stimulate eye blinks before severe dryness or strain occurs. These preliminary anti-actions (display blurs, flashes, or region-specific modifications) prevent the harmful effects of prolonged non-blinking while maintaining immersion during normal viewing periods.
Solution Approach 2:
The patent implements a feedback mechanism that monitors eye blink patterns and adjusts display characteristics accordingly. When the system detects extended periods without blinks, it automatically triggers display modifications to encourage blinking, creating a closed-loop system that maintains eye health while preserving immersion through adaptive rather than constant intervention.
Data Source
AI summary
This disclosure provides systems, methods, and apparatus, including computer programs encoded on computer-readable media, for inducing eye blinks and aligning background tasks during eye blink durations in a headset device. In some aspects, a headset device may monitor or track eye blinks of a user of the headset device to determine whether to induce an eye blink. The headset device may determine whether the time elapsed since the last eye blink is greater than a time duration threshold. The headset device may modify display characteristics of the headset device to induce a subsequent eye blink if the time elapsed since the last eye blink is greater than the time duration threshold. In some aspects, the headset device may align the performance of one or more background tasks of the headset device during the blink durations of some or all of the eye blinks.