Clamped-inverter circuit architecture for luminescent-period-control driving of active-matrix OLED displays

被引:1
作者
Akimoto, H [1 ]
Kageyama, H [1 ]
Miyamoto, M [1 ]
Shimizu, Y [1 ]
Kasai, N [1 ]
Awakura, H [1 ]
Shingai, A [1 ]
Tokuda, N [1 ]
Kajiyama, K [1 ]
Nishitani, S [1 ]
Sato, T [1 ]
机构
[1] Hitachi Cent Res Lab, Kokubunji, Tokyo 1858601, Japan
关键词
OLED; clamped inverter; low-temperature poly-Si TFT; luminous deviation;
D O I
10.1889/1.1927735
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
An innovative pixel-driving technology for high-performance active-matrix OLED flat-panel displays is described. Called " clamped-inverter circuit architecture," it uses luminescent-period-control driving to reduce the inter-pixel non-uniformity caused by the device-to-device variability of low-temperature poly-Si TFTs. A prototype full-color display shows a luminous deviation of less than 1.6%, which corresponds to only the LSB-error in 6-bit gray-scale.
引用
收藏
页码:429 / 433
页数:5
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