HMD Content Filtering via Augmentation Thresholds

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Solution Overview

Problem

Head-mounted displays (HMDs) lack effective filtering and parental control methods to restrict inappropriate content, particularly for children, as they often include mature language or images that are not suitable for younger users.

Innovation Solution

A method that identifies content on HMDs, analyzes parameters such as user age, content ratings, and administrator-set thresholds, and augments or filters interactive objects to ensure compliance with these thresholds, allowing only suitable content to be presented to users, with optional administrator approval for unsuitable content.

Engineering Contradictions & Design Principles

VSEngineering Contradiction Analysis

1Reliability

If content is displayed on HMD without filtering, then user experience is maintained, but inappropriate content may be presented to children

Engineering Contradiction:
Improvecontent suitabilityVSAvoidfiltering system complexity
Core Design Contradiction:
ReliabilityVSDevice complexity

Solution Approach 1:

The system performs preliminary analysis of content parameters (language, images, audio) before display to determine suitability for children. The filtering system proactively identifies and blocks inappropriate content before it reaches the user, preventing exposure to mature language or images rather than reacting after exposure occurs.

Inventive Principle:
Principle #10Preliminary action

Solution Approach 2:

An intermediary filtering system is introduced between the content source and the HMD display. This mediator analyzes content parameters and controls what reaches the user, acting as a protective layer that maintains content suitability without requiring changes to the core display functionality.

Inventive Principle:
Principle #24Intermediary (Mediator)

2Object-affected harmful factors

If filtering system is implemented, then inappropriate content is blocked, but system complexity increases

Engineering Contradiction:
Improveinappropriate content exposureVSAvoidfiltering mechanism complexity
Core Design Contradiction:
Object-affected harmful factorsVSDevice complexity

Solution Approach 1:

The filtering system is segmented into separate functional modules: content parameter analysis, suitability determination, and display control. This segmentation allows each component to perform its specific function independently, making the overall system more manageable and easier to implement while maintaining effective filtering capability.

Inventive Principle:
Principle #1Segmentation

Solution Approach 2:

The system changes content parameters (such as language type, image content, audio characteristics) to determine suitability. By analyzing and transforming these parameters through defined thresholds and criteria, the system can effectively filter inappropriate content using straightforward comparison logic rather than complex processing.

Inventive Principle:
Principle #35Parameter changes

3Measurement precision

If content is analyzed in detail, then filtering accuracy is improved, but processing time increases

Engineering Contradiction:
Improvecontent rating accuracyVSAvoidcontent processing time
Core Design Contradiction:
Measurement precisionVSLoss of time

Solution Approach 1:

The system applies partial analysis by focusing on specific content parameters most relevant to child safety (language, images, audio) rather than analyzing every possible aspect of content. This selective approach achieves sufficient filtering accuracy without the time cost of comprehensive analysis of all content dimensions.

Inventive Principle:
Principle #16Partial or excessive action

Solution Approach 2:

The system replaces complex manual content evaluation with automated parameter-based analysis. By substituting human judgment mechanisms with objective parameter measurement and threshold comparison, the system achieves consistent and rapid content suitability determination without time-consuming subjective assessment.

Inventive Principle:
Principle #28Mechanics substitution (Replace mechanical system)

Data Source

PatentUS10210666B2Filtering and parental control methods for restricting visual activity on a head mounted display
Publication Date: 2019.02.19 SONY INTERACTIVE ENTERTAINMENT LLC
  • US10210666B2 patent drawing
  • US10210666B2 patent drawing
  • US10210666B2 patent drawing

AI summary

A method for executing computer instructions for presenting an interactive environment in a head-mounted display (HMD) is described. The method includes identifying content associated with the interactive environment to be presented on the HMD for a user and determining whether an interactive object within the identified content satisfies a threshold for presentation to the user. The method includes augmenting the interactive object with augmentation data. The augmented data acts to change a characteristic of the interactive object. The operation of augmenting the interactive object is performed after determining that the interactive object does not satisfy the threshold for presentation to the user. The augmentation data modifies the interactive object to conform the interactive object to be within the threshold.