Display Component Inter-Transmission Sub-Pixel Data Transfer

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Solution Overview

Problem

In Virtual Reality (VR) display systems, the high resolution and high refresh rate requirements lead to ultra-large-scale data transmission challenges, exceeding the limits of existing transmission protocols.

Innovation Solution

A display component and control method that reduces data transmission by utilizing sub-pixel units with storage capacitors and inter-transmission switching elements, allowing for inter-transmission operations within a frame period to charge and discharge capacitors, thereby optimizing data transfer and reducing external data transmission.

Engineering Contradictions & Design Principles

VSEngineering Contradiction Analysis

1Measurement precision

If high resolution and high refresh rate are implemented in VR display systems, then display quality and frame rate are improved, but data transmission amount increases beyond the limits of existing transmission protocols

Engineering Contradiction:
Improvedisplay resolutionVSAvoiddata transmission amount
Core Design Contradiction:
Measurement precisionVSQuantity of substance

Solution Approach 1:

The display panel is divided into multiple sub-pixel units, each with independent storage capacitors and switching elements. This segmentation allows local data processing and inter-transmission between adjacent sub-pixel units, reducing the burden on external transmission protocols while maintaining high resolution display capabilities

Inventive Principle:
Principle #1Segmentation

Solution Approach 2:

Storage capacitors in sub-pixel units pre-store voltage values corresponding to display data. During inter-transmission operations, these pre-stored values are transferred between sub-pixel units based on movement direction analysis, enabling data transmission optimization before the actual display refresh occurs

Inventive Principle:
Principle #10Preliminary action

2Productivity

If more data is transmitted externally to achieve high refresh rate, then frame rate is improved, but transmission protocol limits are exceeded

Engineering Contradiction:
Improveframe rateVSAvoidtransmission protocol complexity
Core Design Contradiction:
ProductivityVSDevice complexity

Solution Approach 1:

Adjacent sub-pixel units perform self-service data transfer through inter-transmission switching elements and storage capacitors. The system automatically analyzes movement directions and transfers data between sub-pixel units without requiring complex external transmission protocols, thereby maintaining high frame rates while simplifying the transmission architecture

Inventive Principle:
Principle #25Self-service

3Quantity of substance

If inter-transmission operations are performed between sub-pixel units, then external data transmission is reduced, but control complexity increases

Engineering Contradiction:
Improveexternal data transmission amountVSAvoidcontrol portion complexity
Core Design Contradiction:
Quantity of substanceVSDevice complexity

Solution Approach 1:

The control portion implements local quality control by analyzing movement directions and selectively activating inter-transmission operations only in relevant sub-pixel units. This localized approach reduces the overall control complexity compared to managing all sub-pixel units uniformly, while effectively reducing external data transmission requirements

Inventive Principle:
Principle #3Local quality

Data Source

PatentUS11177324B2Display component, display device and display control method
Publication Date: 2021.11.16 BOE TECHNOLOGY GROUP CO LTD
  • US11177324B2 patent drawing
  • US11177324B2 patent drawing
  • US11177324B2 patent drawing

AI summary

A display component, a display device and a display control method are provided. The display component includes a plurality of sub-pixel units arranged in a matrix; an inter-transmission connection portion; and a control portion, wherein each sub pixel unit includes a storage capacitor and an inter-transmission switching element, in each sub-pixel unit, the storage capacitor is connected to the inter-transmission connection portion via the inter-transmission switching element, the control portion is configured to execute at least one inter-transmission operation in one frame period.