Information Display Apparatus Using Frame Mediator for Virtual Navigation
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Solution Overview
Problem
In recent games, the movement and line-of-sight direction operations in virtual spaces using cross-shape keys are complex for beginners, making intuitive operation difficult.
Innovation Solution
An information display apparatus that includes a device for displaying a frame in a virtual space, allowing users to intuitively control the viewpoint position and field of vision by recognizing hand gestures and movements, enabling intuitive movement and scaling operations within the virtual environment.
Engineering Contradictions & Design Principles
Engineering Contradiction Analysis
1Measurement precision
If cross-shape key is used for movement/line-of-sight operation in virtual space, then control precision is improved, but ease of operation deteriorates
Solution Approach 1:
A frame is introduced as an intermediary object between the user and the virtual space. The frame serves as a mediator that translates simple user operations (moving/scale the frame) into complex virtual space navigation (viewpoint position and field of vision changes), making the operation more intuitive while maintaining control precision.
Solution Approach 2:
The frame acts as a visual copy or representation of the user's intended viewpoint and field of vision in the virtual space. By manipulating this visual copy (frame), users can intuitively control the actual viewpoint and field of vision without dealing with complex coordinate systems or control inputs.
2Ease of operation
If frame-based control is implemented, then ease of operation is improved, but device complexity increases
Solution Approach 1:
The frame is designed as a multi-functional object that simultaneously represents both the viewpoint position and the field of vision in the virtual space. A single operation on the frame can control multiple aspects of the virtual camera (position and orientation), reducing the need for separate controls and simplifying the overall system.
Data Source
AI summary
An information display apparatus connected to a display unit for visually presenting information to a user is disclosed. The information display apparatus displays a frame within a display region of the display unit, information to be displayed in the frame, and an operation guide at the outer peripheral edge of the frame, and updates information displayed in the frame.


