Stereoscopic 3D Block Display with Motion-Based Control

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Solution Overview

Problem

Conventional display devices with stereoscopic capabilities are limited in providing convenient operation methods, particularly in game devices where only one object can be selected at a time, leading to cumbersome operation and long adaptation times.

Innovation Solution

A display device with a control system and program that stereoscopically displays three-dimensional blocks in a virtual play region, allowing users to move and manipulate these blocks in a three-dimensional matrix space using body position detection, enabling intuitive and efficient operation by filling sections and erasing layers.

Engineering Contradictions & Design Principles

VSEngineering Contradiction Analysis

1Illumination intensity

If stereoscopic display is used for viewing purposes, then visual experience is improved, but operational convenience is not enhanced

Engineering Contradiction:
Improvevisual experienceVSAvoidoperational convenience
Core Design Contradiction:
Illumination intensityVSEase of operation

Solution Approach 1:

The patent transitions from traditional 2D touchscreen operation to 3D spatial interaction by detecting body position in three-dimensional space. Users can manipulate virtual objects by moving their hands and bodies in natural 3D motions, converting operational interaction into a different dimensional space that leverages the stereoscopic display capability for both viewing and control.

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

Solution Approach 2:

The patent replaces mechanical button presses and touchscreen taps with motion-based control detected by sensors. The detection unit captures body position changes, and the control unit translates these physical movements into virtual object manipulations, substituting conventional mechanical input methods with motion recognition technology.

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

2Ease of operation

If only one object can be selected at a time, then operation simplicity is maintained, but operation efficiency deteriorates

Engineering Contradiction:
Improveoperation simplicityVSAvoidoperation efficiency
Core Design Contradiction:
Ease of operationVSProductivity

Solution Approach 1:

The patent enables dynamic selection of multiple objects simultaneously based on the user's body position and motion. Instead of static single-object selection, the system dynamically determines which virtual objects are within the user's reach or interaction zone, allowing flexible multi-object manipulation that adapts to continuous body movement.

Inventive Principle:
Principle #15Dynamics

Solution Approach 2:

The patent adds spatial dimension to object selection by allowing users to reach for and select multiple objects at different positions in 3D space simultaneously. This multi-dimensional selection capability enables efficient batch operations on multiple virtual blocks without requiring sequential single-object selection.

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

3Device complexity

If conventional operation buttons are used, then device complexity is reduced, but adaptation time increases

Engineering Contradiction:
Improvecontrol mechanism simplicityVSAvoidadaptation time
Core Design Contradiction:
Device complexityVSLoss of time

Solution Approach 1:

The patent enables natural, instinctive operation where users control virtual objects using their own body movements without requiring learning of specialized controls. The detection unit captures inherent human motions, and the system automatically translates these into meaningful operations, making the interface self-adapting to natural human behavior rather than requiring users to adapt to artificial controls.

Inventive Principle:
Principle #25Self-service

Applied Scientific Principles

This section explains which scientific principles are used to turn an abstract innovation direction into a practical engineering solution.

Function Achieved in This Case

The solution provides a highly convenient operation method by allowing users to interact with virtual objects as if they were real, enhancing playability and reducing operation complexity, with the ability to move, rotate, and manipulate multiple objects simultaneously.

Implementation Method 1

a detection unit that detects a position of a body in the display space

Methodology Applied
Scientific EffectPosition detection:

Data Source

PatentUS9619941B2Virtual play area display device, control system, and control program
Publication Date: 2017.04.11 KYOCERA CORP
  • US9619941B2 patent drawing
  • US9619941B2 patent drawing
  • US9619941B2 patent drawing

AI summary

According to one of aspects, a display device includes: a display unit; a control unit; and a detection unit. The display unit stereoscopically displays a plurality of three-dimensional blocks each including one or more elements each occupying one of divided sections in a virtual play region divided in a three-dimensional matrix manner in a display space. The detection unit detects a position of a body in the display space. The control unit controls the display unit to cause a movable three-dimensional block to appear. When change of the body with time in the display space is detected by the detection unit, the control unit controls the display unit to move the movable three-dimensional block. When all sections of one layer in the play region are filled with elements of the plurality of three-dimensional and the movable three-dimensional block, the control unit controls the display unit to erase the elements.