HMD Housing Indicator for Dynamic Pupillary Distance Adjustment

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Solution Overview

Problem

Existing head-mounted displays do not account for individual pupillary distances, leading to an unsuitable virtual reality experience for users.

Innovation Solution

An information processing apparatus with a detachable housing that includes a display unit, a detection unit to identify an indicator, and a control unit to adjust the image based on detected information, ensuring proper alignment of images for each user's pupillary distance.

Engineering Contradictions & Design Principles

VSEngineering Contradiction Analysis

1Adaptability or versatility

If a fixed display configuration is used in head-mounted display, then the device complexity is reduced, but the adaptability to different users' pupillary distances deteriorates

Engineering Contradiction:
Improveadaptability to pupillary distanceVSAvoiddevice complexity
Core Design Contradiction:
Adaptability or versatilityVSDevice complexity

Solution Approach 1:

The patent implements dynamic adjustment of the display configuration based on detected pupillary distance. The display unit can change its characteristics (such as the position or spacing of display elements) in response to real-time detection of the user's pupillary distance, allowing the system to adapt to different users without requiring multiple fixed configurations or complex manual setup procedures.

Inventive Principle:
Principle #15Dynamics

2Ease of operation

If manual adjustment of display parameters is required, then the manufacturing precision can be maintained simple, but the ease of operation deteriorates

Engineering Contradiction:
Improveease of operationVSAvoiddevice complexity
Core Design Contradiction:
Ease of operationVSDevice complexity

Solution Approach 1:

The system performs automatic detection of pupillary distance and self-adjustment of display parameters without requiring user intervention. The detection unit automatically measures the pupillary distance, and the control unit processes this information to automatically configure the display unit, eliminating the need for manual adjustment while keeping the overall system complexity manageable through automation.

Inventive Principle:
Principle #25Self-service

3Adaptability or versatility

If personalized VR experience is implemented, then the adaptability improves, but the device complexity increases

Engineering Contradiction:
Improvepersonalization capabilityVSAvoiddevice complexity
Core Design Contradiction:
Adaptability or versatilityVSDevice complexity

Solution Approach 1:

The patent employs a feedback mechanism where the detection unit continuously monitors the user's pupillary distance and provides this information to the control unit, which then adjusts the display configuration accordingly. This closed-loop feedback system enables personalized VR experiences by dynamically adapting to individual users' anatomical characteristics while maintaining relatively simple device architecture through automated control.

Inventive Principle:
Principle #23Feedback

Data Source

PatentUS11933988B2Information processing apparatus, information processing method, head mounted display housing, and head mounted display system
Publication Date: 2024.03.19 META PLATFORMS INC
  • US11933988B2 patent drawing
  • US11933988B2 patent drawing
  • US11933988B2 patent drawing

AI summary

Provided are an information processing apparatus, a head mounted display housing, and an information processing method capable of providing a virtual reality experience suitable for individual users. Provided is an information processing apparatus that is detachably held by a housing to be usable as a head mounted display, and that includes a display unit (306) that displays an image; a detection unit (308) that detects an indicator provided in the housing; and a control unit (302) that controls the image displayed on the display unit based on information indicated by the indicator, the information being detected by the detection unit.