Single 3D Image Processor for Dual Screen Game Console

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Solution Overview

Problem

Existing portable game devices struggle to simultaneously display different three-dimensional images on dual screens without causing flicker, and they often require additional image processing units or significant configuration changes.

Innovation Solution

A portable game machine is designed with a single three-dimensional image processing unit that can display different three-dimensional game images on two screens by alternating the output between frames, using a three-dimensional image processing unit and a two-dimensional image processing unit to generate and display images on each screen without adding extra processing units or changing the device's configuration.

Engineering Contradictions & Design Principles

VSEngineering Contradiction Analysis

1Device complexity

If a single three-dimensional image processing unit is used to display different three-dimensional images on dual screens, then device complexity is reduced, but flicker may occur during alternating frame output

Engineering Contradiction:
Improvenumber of image processing unitsVSAvoiddisplay stability
Core Design Contradiction:
Device complexityVSReliability

Solution Approach 1:

The patent implements periodic action by alternating the output of different three-dimensional images between frames on dual screens. The single image processing unit processes and outputs images in a periodic alternating pattern, displaying a first three-dimensional image on the first screen during odd frames and a second three-dimensional image on the second screen during even frames, thereby eliminating flicker while maintaining low device complexity

Inventive Principle:
Principle #19Periodic action

Solution Approach 2:

The patent applies dynamics by making the display output adaptive and time-varying. The system dynamically switches which screen receives which three-dimensional image based on the frame number, creating a dynamic display pattern that prevents flicker while using only a single image processing unit

Inventive Principle:
Principle #15Dynamics

2Adaptability or versatility

If additional image processing units are added to display different three-dimensional images on dual screens simultaneously, then display capability is improved, but device complexity and configuration changes increase

Engineering Contradiction:
Improvedual screen three-dimensional display capabilityVSAvoidnumber of image processing units
Core Design Contradiction:
Adaptability or versatilityVSDevice complexity

Solution Approach 1:

The patent implements universality by making the single three-dimensional image processing unit perform multiple functions. It processes and outputs different three-dimensional images to either the first or second display screen based on the frame number, allowing one processing unit to serve dual display purposes and achieve full dual-screen three-dimensional capability without adding hardware

Inventive Principle:
Principle #6Universality (Multi-functionality)

Solution Approach 2:

The patent applies merging by combining the functions of what would traditionally require separate image processing units into a single unit. The first and second three-dimensional images are processed and routed through one shared processing unit, with the output destination determined by the frame alternation pattern, thereby reducing hardware complexity while maintaining full functionality

Inventive Principle:
Principle #5Merging (Combining)

Data Source

PatentUS8016681B2Memory card for a game console
Publication Date: 2011.09.13 NINTENDO CO LTD
  • US8016681B2 patent drawing
  • US8016681B2 patent drawing
  • US8016681B2 patent drawing

AI summary

A portable game system includes two display screens, at least one of which is touch-sensitive. A memory card or other device is selectively connectable to the portable game system via in insertable connection port.