Reliability of active-matrix organic light-emitting-diode arrays with amorphous silicon thin-film transistor backplanes on clear plastic

被引:29
作者
Hekmatshoar, Bahman [1 ,2 ]
Kattamis, Alex Z. [1 ,2 ]
Cherenack, Kunigunde H. [1 ,2 ]
Long, Ke [1 ,2 ]
Chen, Jian-Zhang [1 ,2 ]
Wagner, Sigurd [1 ,2 ]
Sturm, James C. [1 ,2 ]
Rajan, Kamala [3 ]
Hack, Michael [3 ]
机构
[1] Princeton Univ, Dept Elect Engn, Princeton, NJ 08544 USA
[2] Princeton Univ, PRISM, Princeton, NJ 08544 USA
[3] Univ Display Corp, Ewing, NJ 08618 USA
关键词
active matrix; active-matrix organic ligh-temitting-diode (AMOLED) display; amorphous silicon; clear plastic; stability; thin-film transistor;
D O I
10.1109/LED.2007.910800
中图分类号
TM [电工技术]; TN [电子技术、通信技术];
学科分类号
0808 ; 0809 ;
摘要
We have fabricated active-matrix organic light emitting diode (AMOLED) test arrays on an optically clear high-temperature flexible plastic substrate at process temperatures as high as 285 degrees C using amorphous silicon thin-film transistors (a-Si TFTs). The substrate transparency allows for the operation of AMOLED pixels as bottom-emission devices, and the improved stability of the a-Si TFTs processed at higher temperatures significantly improves the reliability of light emission over time.
引用
收藏
页码:63 / 66
页数:4
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