Stereoscopic Display Rendering for Mixed 2D and 3D Image Regions

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Solution Overview

Problem

Current stereoscopic displays are limited to full-screen applications, restricting their range of use and limiting the immersive 3D visual experience.

Innovation Solution

A stereoscopic image display system and method that identifies and prioritizes image regions within a display frame, sequentially rendering two-dimensional and three-dimensional content into left-eye and right-eye images, ensuring correct display and immersive experience.

Engineering Contradictions & Design Principles

VSEngineering Contradiction Analysis

1Adaptability or versatility

If traditional full-screen stereoscopic display is used, then the 3D visual effect is achieved, but the application range is limited

Engineering Contradiction:
Improveapplication rangeVSAvoiddisplay system complexity
Core Design Contradiction:
Adaptability or versatilityVSDevice complexity

Solution Approach 1:

The display frame is segmented into multiple image regions with different stereoscopic formats (2D, 3D side-by-side, 3D top-bottom). Each region can be independently processed and rendered according to its specific format requirements, enabling diverse content types to coexist in a single display frame without requiring a complete system redesign.

Inventive Principle:
Principle #1Segmentation

Solution Approach 2:

The display system is designed to handle multiple stereoscopic formats (2D, 3D side-by-side, 3D top-bottom) within a single unified processing framework. The image processing apparatus can automatically identify and process different content types in different regions of the same display frame, making the system universally applicable to various content formats without requiring separate processing systems for each format.

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

2Adaptability or versatility

If multiple image regions with different stereoscopic formats are processed, then the display versatility is improved, but the processing complexity increases

Engineering Contradiction:
Improvestereoscopic format compatibilityVSAvoidimage processing complexity
Core Design Contradiction:
Adaptability or versatilityVSDevice complexity

Solution Approach 1:

The system performs preliminary identification of image regions and their stereoscopic formats before processing. By pre-segmenting the display frame and identifying the format of each region (2D, 3D side-by-side, or 3D top-bottom), the system prepares the processing roadmap in advance, which simplifies the subsequent rendering process and avoids complex real-time format detection during rendering.

Inventive Principle:
Principle #10Preliminary action

Solution Approach 2:

Different processing methods are applied to different regions of the display frame based on their specific stereoscopic format requirements. Each image region receives customized processing tailored to its format (e.g., side-by-side 3D content is processed differently from top-bottom 3D content), allowing the system to handle format diversity without requiring a single complex processing algorithm for all cases.

Inventive Principle:
Principle #3Local quality

3Manufacturing precision

If regional rendering priority is implemented, then the display accuracy is improved, but the processing time increases

Engineering Contradiction:
Improvedisplay accuracyVSAvoidprocessing time
Core Design Contradiction:
Manufacturing precisionVSLoss of time

Solution Approach 1:

Rendering priorities are assigned to different image regions in advance based on their stereoscopic format and importance. By pre-determining which regions should be rendered first (e.g., 3D content regions may be prioritized over 2D regions), the system avoids complex real-time priority calculations during rendering, thus maintaining display accuracy while minimizing processing time overhead.

Inventive Principle:
Principle #10Preliminary action

Data Source

PatentUS12519920B1Stereoscopic image display system and stereoscopic image display method thereof
Publication Date: 2026.01.06 ACER INC
  • US12519920B1 patent drawing
  • US12519920B1 patent drawing
  • US12519920B1 patent drawing

AI summary

A stereoscopic image display system and a stereoscopic image display method thereof are disclosed. The method is adapted to the stereoscopic image display system including a first stereoscopic display and includes the following steps. The method is applicable to the stereoscopic image display system including a first stereoscopic display and comprises the following steps. An image frame is obtained. Multiple image regions are identified from the display image frame, wherein the image regions include a two-dimensional content image region and a three-dimensional content image region. A rendering priority of each image region is determined based on a regional characteristic of each image region. According to the rendering priority of each image region, image content of each image region is sequentially drawn into a first stereoscopic format image including a first left-eye image and a first right-eye image. The first stereoscopic format image is displayed by the first stereoscopic display operating in stereoscopic display mode.