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Investigation on the Gray-Scale Modulation for the CNT-FED
Author(s): 
Pages: 18-21
Year: Issue:  1
Journal: VACUUM ELECTRONICS

Keyword:  场致发射显示驱动电路脉宽调制;
Abstract: 碳纳米管的一个重要的应用是在场发射显示器件中作为电子的发射体.本文主要探讨了幅度调制、空间调制、时间调制等几种平板显示中常见的灰度等级实现方式以及其各自的优缺点,尤其针对碳纳米管场致发射显示(CNT-FED)中发射体的缺陷和功耗等问题进行了深入研究.脉宽调制(PWM,Pulse Width Modulation)能够一定程度上保护碳纳米管,降低碳纳米管显示器的功耗,而且实现简单.最后本文给出PWM方式实现CNT-FED的灰度显示的实验方案和在碳纳米管显示器样机上的显示效果图.
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