Automated Display Panel Design Parameter Inspection

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Solution Overview

Problem

The existing technology for designing display panels relies heavily on manual visual inspection, which is labor-intensive and prone to errors, leading to wasted masks and decreased yield rates due to repeated inspections.

Innovation Solution

A method and device for automatically inspecting display panel design parameters, using a design strategy to check for specifications and alert designers of errors in real-time, reducing the need for manual reviews and improving efficiency.

Engineering Contradictions & Design Principles

VSEngineering Contradiction Analysis

1Measurement precision

If manual visual inspection is used to check design parameters, then inspection thoroughness can be maintained, but labor intensity increases and error rates rise

Engineering Contradiction:
Improveinspection thoroughnessVSAvoidlabor intensity
Core Design Contradiction:
Measurement precisionVSEase of operation

Solution Approach 1:

The patent replaces manual visual inspection with an automated computer-based inspection system that collects design parameters, retrieves corresponding design specifications, and automatically compares them to identify non-conformities. This substitution eliminates manual labor while maintaining inspection thoroughness through systematic automated verification.

Inventive Principle:
Principle #28Mechanics substitution (Replace mechanical system)

Solution Approach 2:

The inspection system enables the design process to self-verify by automatically collecting parameters, comparing them against stored specifications, and generating inspection reports without external manual intervention. The system serves its own inspection needs through automated parameter collection and specification matching.

Inventive Principle:
Principle #25Self-service

2Reliability

If repeated manual inspections are performed to ensure quality, then design errors can be detected, but productivity decreases and time consumption increases

Engineering Contradiction:
Improvedesign error detectionVSAvoiddesign efficiency
Core Design Contradiction:
ReliabilityVSProductivity

Solution Approach 1:

The patent performs design specification retrieval and parameter comparison in advance during the design process itself, rather than through repeated post-design inspections. The system collects parameters and compares them against specifications as design progresses, enabling early error detection and eliminating the need for multiple repeated inspection cycles.

Inventive Principle:
Principle #10Preliminary action

Solution Approach 2:

The inspection system provides immediate feedback by automatically comparing collected design parameters against specifications and generating inspection results in real-time. This continuous feedback mechanism enables rapid error detection and correction during the design process, improving both reliability and productivity by eliminating repeated inspection cycles.

Inventive Principle:
Principle #23Feedback

3Manufacturing precision

If comprehensive design parameter checking is implemented, then design quality improves, but system complexity increases

Engineering Contradiction:
Improvedesign qualityVSAvoidsystem complexity
Core Design Contradiction:
Manufacturing precisionVSDevice complexity

Solution Approach 1:

The patent segments the inspection system into distinct functional modules: a parameter collection unit that gathers design parameters, a specification retrieval unit that fetches corresponding design specifications, and a comparison unit that identifies non-conformities. This modular segmentation manages system complexity by dividing comprehensive checking into manageable, independent components that can operate autonomously.

Inventive Principle:
Principle #1Segmentation

Data Source

PatentUS11907626B2Method, device, and electronic apparatus of inspecting display panel
Publication Date: 2024.02.20 SHENZHEN CHINA STAR OPTOELECTRONICS SEMICON DISPLAY TECH CO LTD
  • US11907626B2 patent drawing
  • US11907626B2 patent drawing

AI summary

A method, a device, and an electronic apparatus are provided. When a user performs the design operation in a display panel design program, the method includes steps of collecting display panel design parameters corresponding to a design operation of the user in the display panel design program obtaining a design strategy preset in the display panel; checking if the display panel design parameters are normal based upon the design strategy of the display panel; and alerting in the display panel design program when the display panel design parameters are abnormal.