| 摘要 |
<P>PROBLEM TO BE SOLVED: To improve a yield by providing a preliminary thin film transistor (TFT) driving circuit and switching a defective TFT driving circuit to the preliminary driving circuit. <P>SOLUTION: There are provided a plurality of electroluminescence devices EL11 and EL12 and driving circuits M11r, M12r, Ty11r, Ty12r, and Tx1r which drive the electroluminescence elemetns EL11 and EL12. Preliminary redundant circuits M11l, M12l, Ty11l, Ty12l, and Tx1l are provided for the driving circuits M11r, M12r, Ty11r, Ty12r, and Tx1r. <P>COPYRIGHT: (C)2004,JPO |
