高密度LED显示屏设计问题分析
摘要：阐述了目前高密度LED显示屏的发展状况和应用场合, 详细分析了目前高密度LED显示屏在电路设计及显示效果上存在的问题, 并针对一些常见问题给出了相应的解决方法。其中, 重点介绍了高密度LED显示屏的“通病” (如鬼影等) 。
关键词：鬼影 假线 热量分布 偏色 LED焊盘设计
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Analysis of Design Problems for Small Pitch LED Screen
Abstract: The small pitch LED screen and application occasions are explicated. The problems of design and display effect on the small pitch screen are introduced, and the corresponding solutions are given for some common issue. Especially, it focused on“common failing”of small pitch LED screen, such as ghost, color cast and so on.
Keywords: ghost; off line; temperature distribution; color cast; LED pad design;
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