Light Field Display Interaction Panel for 3D Object Switching

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Solution Overview

Problem

Current light field display technologies lack effective interaction methods for users to engage with virtual three-dimensional objects, resulting in a poor user experience due to the inability to display specific gesture operations and clear textual information in real time.

Innovation Solution

An interaction method for a light field display device that includes an object display area and an operation panel area, allowing users to switch controls and objects through swipe gestures, enabling intuitive control and display adjustments of virtual three-dimensional objects, including highlighting and adjustment parameters.

Engineering Contradictions & Design Principles

VSEngineering Contradiction Analysis

1Illumination intensity

If light field display is used to present three-dimensional objects, then display effect is improved, but interaction capability deteriorates

Engineering Contradiction:
Improvedisplay effectVSAvoidinteraction capability
Core Design Contradiction:
Illumination intensityVSEase of operation

Solution Approach 1:

The display area is segmented into an object display area for presenting three-dimensional objects and a separate operation panel area for displaying control elements. This segmentation allows the object display area to maintain high display quality while the operation panel area provides intuitive interaction controls, resolving the contradiction between display effect and interaction capability.

Inventive Principle:
Principle #1Segmentation

Solution Approach 2:

Control elements are introduced as intermediaries between the user and the three-dimensional objects. These controls, displayed on the operation panel area, enable users to interact with objects in the object display area without compromising the display quality or requiring complex direct manipulation of the three-dimensional objects themselves.

Inventive Principle:
Principle #24Intermediary (Mediator)

2Ease of operation

If interaction controls are added to light field display, then interaction capability is improved, but device complexity deteriorates

Engineering Contradiction:
Improveinteraction capabilityVSAvoidsystem complexity
Core Design Contradiction:
Ease of operationVSDevice complexity

Solution Approach 1:

The operation panel area is merged with the light field display system, combining the object display functionality with control element display in a unified interface. This integration allows interaction controls to be added without requiring separate physical devices or complex additional hardware, thus improving interaction capability while limiting the increase in device complexity.

Inventive Principle:
Principle #5Merging (Combining)

3Ease of operation

If multiple controls are displayed simultaneously, then interaction capability is improved, but information clarity deteriorates

Engineering Contradiction:
Improveinteraction capabilityVSAvoidinformation clarity
Core Design Contradiction:
Ease of operationVSLoss of information

Solution Approach 1:

Multiple control elements are arranged in a two-dimensional operation panel area, allowing them to be displayed simultaneously without overlapping or obscuring each other. This dimensional arrangement maintains information clarity by providing sufficient spatial separation between controls, while still enabling users to access multiple interaction functions at once.

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

Data Source

PatentUS20250341938A1Interaction method for light field display device, and related device
Publication Date: 2025.11.06 BOE TECHNOLOGY GROUP CO LTD
  • US20250341938A1 patent drawing
  • US20250341938A1 patent drawing
  • US20250341938A1 patent drawing

AI summary

The present disclosure provides an interaction method for a light field display device and related device. A display area of the light field display device includes an object display area and an operation panel area, the object display area includes a first object, and the operation panel area includes a first control and a second control corresponding to the first object and a second object respectively. In the method, display positions of the first control and the second control in the operation panel area are switched in response to a first swipe operation on the operation panel area, and display of the first object in the object display area is switched to display of the second object in response to the second control being at a target position in the operation panel area.