Gamma Chip Autonomous Voltage Detection
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Solution Overview
Problem
The existing methods for detecting gamma voltage values in Liquid Crystal Display devices are inefficient, often requiring labor-intensive sequential detection due to incorrect generation by gamma chips, which can result in significant labor costs and errors.
Innovation Solution
A method and gamma chip design that allows autonomous detection of gamma voltage values by acquiring and comparing generated voltages to preset ranges, with prompt information output when values are outside the range, utilizing a processor and storage spaces to extract gamma curves and update deviation values, and stopping voltage generation when necessary.
Engineering Contradictions & Design Principles
Engineering Contradiction Analysis
1Measurement precision
If sequential detection of 14 gamma voltage values is performed manually, then detection completeness is improved, but labor force and time consumption increase significantly
Solution Approach 1:
The gamma chip performs self-detection by autonomously comparing generated gamma voltage values against preset reference ranges stored in its internal memory, eliminating the need for manual sequential detection of all 14 voltage values while ensuring detection completeness
Solution Approach 2:
The system implements feedback by outputting prompt information when detected gamma voltage values fall outside preset ranges, enabling automated identification of abnormal values without requiring manual verification of each voltage point
2Measurement precision
If manual detection methods are used for gamma voltage values, then detection accuracy can be maintained, but labor costs and error rates increase
Solution Approach 1:
The gamma chip autonomously performs detection by comparing its generated voltage values against preset reference ranges, eliminating human error and maintaining high detection accuracy through automated electronic comparison
Solution Approach 2:
The patent replaces manual mechanical detection processes with automated electronic detection circuits within the gamma chip, substituting human operators with electronic comparison logic that eliminates subjective errors and improves reliability
Data Source
AI summary
The present application discloses a method for detecting a gamma voltage value, a gamma chip, and a computer-readable storage medium, which includes: when the gamma voltage value generated by the gamma chip being not within a preset voltage range, outputting prompt information corresponding to the gamma voltage value to allow detection by a tester.