Geofenced Display Photosensitivity Protection via Dynamic Pixel Adjustment

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Solution Overview

Problem

Users with photosensitive conditions are exposed to potentially triggering content on displays, which can cause adverse health reactions, and existing technologies lack effective methods to dynamically modify displays to protect these users.

Innovation Solution

A computer-implemented method that establishes a geofence around displays with changeable pixels, monitors for pixel changes, identifies photosensitive users, calculates a photosensitivity score using a trained model, and adjusts the display content to mitigate potential triggers based on user-specific conditions.

Engineering Contradictions & Design Principles

VSEngineering Contradiction Analysis

1Reliability

If display content is dynamically modified to protect photosensitive users, then safety of photosensitive users is improved, but display functionality and user experience for others deteriorates

Engineering Contradiction:
Improvesafety of photosensitive usersVSAvoiddisplay functionality for different users
Core Design Contradiction:
ReliabilityVSAdaptability or versatility

Solution Approach 1:

The system applies different display modifications to different spatial locations or user groups. Photosensitive users receive protected content while other users view unmodified content, achieving localized quality adjustment based on user characteristics and geofence location.

Inventive Principle:
Principle #3Local quality

Solution Approach 2:

The display content is dynamically adjusted in real-time based on detected user characteristics, geofence status, and photosensitivity scores. The system continuously monitors and modifies display parameters (brightness, contrast, color saturation) to protect photosensitive users while maintaining normal functionality for others.

Inventive Principle:
Principle #15Dynamics

2Object-affected harmful factors

If display parameters are adjusted to reduce photosensitivity triggers, then harmful effects are reduced, but content visibility and quality deteriorates

Engineering Contradiction:
Improvephotosensitivity triggersVSAvoidcontent visibility
Core Design Contradiction:
Object-affected harmful factorsVSLoss of information

Solution Approach 1:

The system modifies specific display parameters (brightness, contrast, color saturation, refresh rate) to reduce photosensitivity triggers while preserving content visibility. These parameter changes are calculated to minimize harmful effects while maintaining acceptable viewing quality for photosensitive users.

Inventive Principle:
Principle #35Parameter changes

Solution Approach 2:

The system converts potentially harmful rapid pixel changes into beneficial gradual transitions by adjusting refresh rates and interpolation algorithms. This transforms the harmful flashing or sudden color changes into smooth transitions that protect photosensitive users while maintaining content clarity.

Inventive Principle:
Principle #22Blessing in disguise (Convert harm into benefit)

3Reliability

If real-time monitoring of pixel changes is implemented, then photosensitive users are protected, but system complexity and computational load increases

Engineering Contradiction:
Improveprotection effectivenessVSAvoidsystem complexity
Core Design Contradiction:
ReliabilityVSDevice complexity

Solution Approach 1:

The system performs preliminary analysis of content changes and photosensitivity risks before actual display rendering. By pre-calculating photosensitivity scores and determining necessary modifications in advance, the system reduces real-time computational burden while maintaining effective protection.

Inventive Principle:
Principle #10Preliminary action

Solution Approach 2:

The system introduces an intermediary processing layer between content source and display that analyzes pixel changes, calculates photosensitivity scores, and determines modifications. This intermediary module manages the computational complexity by breaking down the monitoring and modification process into manageable stages.

Inventive Principle:
Principle #24Intermediary (Mediator)

Data Source

PatentUS11922672B2Dynamic modification of geofenced displays
Publication Date: 2024.03.05 INTERNATIONAL BUSINESS MACHINE CORPORATION
  • US11922672B2 patent drawing
  • US11922672B2 patent drawing
  • US11922672B2 patent drawing

AI summary

One or more computer processors establish a geofence surrounding a display having a plurality of pixels capable of change based on one or more display capabilities. The one or more computer processors monitor for a change in at least one pixel of the plurality of pixels. The one or more computer processors identify a photosensitive user within the established geofence. The one or more computer processors responsive to the at least one pixel change associated with the display, calculate a photosensitivity score utilizing a model trained for one or more photosensitive conditions associated with the photosensitive user. The one or more computer processors adjust the display to show a change on the at least one pixel based on the calculated photosensitivity score.