发明名称 CIRCUIT BOARD AND DISPLAY DEVICE
摘要 The present invention provides a circuit board with a reduced circuit area, and a display device comprising the circuit board and a narrower picture frame. The circuit board of the present invention comprises: a bottom gate thin film transistor comprising a first semiconductor layer, a first gate electrode, a first source electrode, and a first drain electrode; and a top gate thin film transistor comprising a second semiconductor layer, a second gate electrode, a second source electrode, and a second drain electrode, wherein the first semiconductor layer and the second semiconductor layer are formed from the same material, and the first drain electrode or the first source electrode and the second gate electrode are connected without interposing any other thin film transistor therebetween, and have the same electric potential.
申请公布号 EP2571058(A1) 申请公布日期 2013.03.20
申请号 EP20110780406 申请日期 2011.01.25
申请人 SHARP KABUSHIKI KAISHA 发明人 YAMASAKI CHIKAO;TANAKA SHINYA;KIKUCHI TETSUO;SHIMADA JUNYA
分类号 H01L29/786;G02F1/1345;G02F1/1368;G09F9/30;H01L21/8234;H01L27/08;H01L27/088 主分类号 H01L29/786
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