Automated Image Rotation for 360-Degree Multi-Projector Displays

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Solution Overview

Problem

Existing image display systems require manual adjustments and lack automated mechanisms for seamlessly switching and rotating display images across multiple projectors to cover a 360-degree field of view, leading to inefficiencies and user burden.

Innovation Solution

An image display system comprising a processor and multiple projectors that receive image data and parameters to determine and display partial images, switch them based on set conditions, and rotate them at predetermined intervals, ensuring continuous coverage of a 360-degree field of view without manual intervention.

Engineering Contradictions & Design Principles

VSEngineering Contradiction Analysis

1Measurement precision

If manual adjustment operations are performed for display settings, then display accuracy can be achieved, but user workload and time consumption increase

Engineering Contradiction:
Improvedisplay accuracyVSAvoidtime consumption
Core Design Contradiction:
Measurement precisionVSLoss of time

Solution Approach 1:

The system automatically determines the display area and switching conditions based on image data attributes without requiring manual user adjustment. The processor autonomously configures display parameters, eliminating the need for users to perform manual setup operations while maintaining accurate display settings.

Inventive Principle:
Principle #25Self-service

Solution Approach 2:

The system performs preliminary determination of display areas and switching conditions based on image data attributes before actual display occurs. By pre-configuring display parameters based on metadata analysis, the system prepares optimal settings in advance, avoiding time-consuming manual adjustments during display operations.

Inventive Principle:
Principle #10Preliminary action

2Productivity

If automated switching mechanisms are implemented, then operational efficiency improves, but system complexity increases

Engineering Contradiction:
Improveoperational efficiencyVSAvoidsystem complexity
Core Design Contradiction:
ProductivityVSDevice complexity

Solution Approach 1:

The system switches between different display areas and image data items by changing display parameters based on predetermined conditions. The processor dynamically adjusts display configuration parameters (such as active area coordinates and image source selection) automatically, achieving efficient operation through parameter manipulation rather than complex hardware switching mechanisms.

Inventive Principle:
Principle #35Parameter changes

3Area of stationary object

If multiple projectors are used to cover 360-degree field of view, then coverage completeness improves, but coordination difficulty increases

Engineering Contradiction:
Improvecoverage completenessVSAvoidcoordination difficulty
Core Design Contradiction:
Area of stationary objectVSDevice complexity

Solution Approach 1:

The system divides the 360-degree display area into multiple segments, with each projector responsible for displaying a specific portion. The processor determines and assigns specific display areas to each projector based on the overall coverage requirements, enabling coordinated operation through area segmentation rather than complex real-time synchronization.

Inventive Principle:
Principle #1Segmentation

Data Source

PatentUS10474414B2Image display system, information processing apparatus, and image display method
Publication Date: 2019.11.12 RICOH CO LTD
  • US10474414B2 patent drawing
  • US10474414B2 patent drawing
  • US10474414B2 patent drawing

AI summary

An image display system includes at least one display device and at least one information processing apparatus connected to the display device. The information processing apparatus includes an input unit which receives a plurality of image data items and parameters related to a display image, a determination unit which determines areas of an image indicated by the image data items, which areas are displayed by the display device as partial images of the display image, based on the parameters, a setting unit which sets up a switching condition for switching the image data items, a switching unit which switches the image data items when the switching condition is met, and a transmission unit which transmits data indicating the areas to the display device. The display device is configured to display the areas determined by the determination unit at intervals of a predetermined time.