Multi-Controller Motion Compensation for LCD Panel Blurring
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Solution Overview
Problem
High resolution LCDs experience motion blurring due to the lack of effective implementation of motion interpolation technology, which degrades display quality.
Innovation Solution
A display apparatus with an interface unit and multiple frame rate controllers that generate motion-compensated intermediate images for divided display areas, exchanging image information across adjacent frame rate controllers to prevent errors in motion vector calculation and interpolation.
Engineering Contradictions & Design Principles
Engineering Contradiction Analysis
1Reliability
If motion interpolation technology is applied to high resolution LCD, then motion blurring is reduced, but device complexity increases due to additional memory requirements
Solution Approach 1:
The display panel is divided into multiple display areas, and the image data is divided into multiple image data groups corresponding to each display area. Each frame rate controller processes a specific image data group for its corresponding display area, enabling parallel processing and reducing the memory burden on any single controller.
Solution Approach 2:
The patent introduces a spatial dimension by dividing the display area into multiple zones and assigning different frame rate controllers to different zones. This dimensional division allows the system to process high resolution data with motion interpolation without requiring all controllers to hold complete high resolution frames in memory.
2Measurement precision
If multiple frame rate controllers are used for divided display areas, then motion compensation accuracy is improved, but device complexity increases
Solution Approach 1:
The system divides the display panel into multiple display areas and assigns one frame rate controller to each area. Each controller independently performs motion compensation for its designated area, improving accuracy by focusing computational resources on smaller regions while maintaining manageable complexity through modular architecture.
Solution Approach 2:
Adjacent frame rate controllers share boundary image data to ensure continuity and accuracy at the edges of display areas. This merging of data between controllers maintains high motion compensation accuracy across the entire display while avoiding the need for completely independent processing that would increase complexity.
3Reliability
If frame rate control technology is implemented, then motion blurring is prevented, but processing time increases due to frame insertion
Solution Approach 1:
The frame rate control process is segmented across multiple frame rate controllers that operate in parallel on different image data groups. This parallel processing reduces the overall processing time compared to sequential processing, while still inserting necessary intermediate frames to prevent motion blurring.
Solution Approach 2:
Motion compensation is performed in advance to generate intermediate image frames before they are needed for display. By pre-calculating the interpolated frames and storing them in memory, the system reduces real-time processing requirements and maintains high frame rates without excessive processing delays.
Data Source
AI summary
A display apparatus includes a plurality of frame rate controllers that generate a motion interpolated intermediate image. The frame rate controllers exchange image information with adjacent frame rate controllers. According to the display apparatus, each frame rate controller displays the intermediate image on a corresponding display area based on the image information provided from the adjacent frame rate controller.