AR Display Control for Object Position Recognition

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Solution Overview

Problem

In augmented reality (AR) technology, it is difficult for users to grasp the position of object data when the terminal device returns to a normal operation position, as object data is not displayed in this orientation, making it hard to recognize the position of AR contents.

Innovation Solution

A method where the terminal device specifies object data and its arrangement position outside the terminal's area, determines the direction relative to the terminal's position and orientation, and displays the object data in a corresponding region within the display area, allowing users to easily identify the position of object data.

Engineering Contradictions & Design Principles

VSEngineering Contradiction Analysis

1Loss of information

If object data is displayed only within the area corresponding to the terminal's position and orientation, then the display area is kept clean and simple, but users cannot grasp the position of object data when the terminal returns to normal operation position

Engineering Contradiction:
Improveposition information of object dataVSAvoiduser ability to grasp object data position
Core Design Contradiction:
Loss of informationVSEase of operation

Solution Approach 1:

The patent extends the display from the two-dimensional captured image area to the three-dimensional space around the terminal by displaying object data in directions corresponding to positions outside the captured image area. This allows users to grasp object data positions even when the terminal returns to normal operation position, as the object data is displayed in directional regions rather than being constrained to the immediate captured area.

Inventive Principle:
Principle #17Another dimension (Dimensionality change)

2Loss of information

If object data is displayed in directions corresponding to positions outside the captured image area, then users can easily recognize object data position, but the display complexity increases

Engineering Contradiction:
Improveposition information of object dataVSAvoiddisplay control complexity
Core Design Contradiction:
Loss of informationVSDevice complexity

Solution Approach 1:

The patent segments the display area into multiple directional regions, each corresponding to a specific direction from the terminal. Object data is displayed in the directional region corresponding to its position, which simplifies the control logic by using direction-based segmentation rather than complex coordinate transformations. This segmentation approach makes the display control more manageable while still providing comprehensive position information.

Inventive Principle:
Principle #1Segmentation

3Quantity of substance

If multiple pieces of object data are displayed, then comprehensive information is provided, but the displayed information may become cluttered and hard to read

Engineering Contradiction:
Improveamount of object data displayedVSAvoidreadability of displayed information
Core Design Contradiction:
Quantity of substanceVSEase of operation

Solution Approach 1:

The patent applies local quality by displaying each piece of object data in its own directional region corresponding to its specific position. This spatial distribution based on local directionality ensures that multiple pieces of object data are dispersed across different regions of the display rather than overlapping, maintaining readability while providing comprehensive information coverage.

Inventive Principle:
Principle #3Local quality

Data Source

PatentUS10445911B2Display control method and display control device
Publication Date: 2019.10.15 FUJITSU LTD
  • US10445911B2 patent drawing
  • US10445911B2 patent drawing
  • US10445911B2 patent drawing

AI summary

A method includes specifying object data and an arrangement position of the object data which is arranged outside an area corresponding to a position and an orientation of a terminal device, by referring to correspondence information of the object data and the arrangement position of the object data, specifying a direction of the arrangement position relative to the terminal device based on the arrangement position, the position of the terminal device, and the orientation of the terminal device, and displaying the object data in a region corresponding to the direction within a display area of a display provided in the terminal device.