AR Image Processing for Simultaneous Multi-Card Virtual Scene Generation

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Solution Overview

Problem

Existing AR games cannot identify multiple game cards simultaneously, limiting interactions and game content to simple scenarios due to their inability to process and render multiple virtual items in real-time.

Innovation Solution

An image processing method that extracts subject information from captured images, determines corresponding virtual items, and generates a virtual scene by superimposing these items onto the real scene based on coordinate information, allowing for the simultaneous identification and interaction of multiple game cards.

Engineering Contradictions & Design Principles

VSEngineering Contradiction Analysis

1Adaptability or versatility

If existing AR games identify only one game card at a time, then the system complexity remains low, but the game content and interaction complexity are limited

Engineering Contradiction:
Improvegame content complexityVSAvoidsystem complexity
Core Design Contradiction:
Adaptability or versatilityVSDevice complexity

Solution Approach 1:

The patent segments the image processing into distinct modules: image acquisition, subject information extraction, virtual item determination, coordinate information determination, and virtual scene generation. This modular segmentation enables the system to process multiple game cards simultaneously while maintaining manageable system complexity through organized, reusable components.

Inventive Principle:
Principle #1Segmentation

Solution Approach 2:

The patent creates a universal image processing framework that can handle multiple types of subjects (game cards, characters, items) and generate various virtual scenes. The system uses a virtual item library that stores multiple virtual items, allowing a single system to support diverse game content and interactions beyond simple single-card identification.

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

2Adaptability or versatility

If multiple virtual items are rendered simultaneously, then interactive modes are enriched, but real-time processing capability is challenged

Engineering Contradiction:
Improveinteractive modesVSAvoidreal-time processing speed
Core Design Contradiction:
Adaptability or versatilityVSProductivity

Solution Approach 1:

The patent pre-establishes a virtual item library containing multiple virtual items and their associated metadata before runtime. Subject information extraction templates are pre-configured for different types of game elements. This preliminary preparation enables rapid real-time processing during actual gameplay, as the system only needs to match captured subjects against pre-defined templates rather than creating everything from scratch.

Inventive Principle:
Principle #10Preliminary action

Solution Approach 2:

The patent uses template matching and pattern recognition to efficiently identify multiple subjects in captured images. By creating reusable subject information extraction templates for different game card types and virtual items, the system can rapidly process multiple cards simultaneously through copying and adapting these templates, maintaining real-time performance while supporting rich interactive content.

Inventive Principle:
Principle #26Copying

Data Source

PatentUS11004272B2Image processing method, electronic apparatus, and storage medium
Publication Date: 2021.05.11 TENCENT TECHNOLOGY (SHENZHEN) CO LTD
  • US11004272B2 patent drawing
  • US11004272B2 patent drawing
  • US11004272B2 patent drawing

AI summary

An image processing method, performed by an electronic apparatus is provided. A captured image is obtained. Subject information of a subject is extracted among at least one subject, from the captured image. A virtual item corresponding to the subject is determined according to the subject information of the subject. Coordinate information of the virtual item is determined according to the subject information of the subject and the captured image. A virtual scene is generated according to the coordinate information, the virtual item, and the captured image.