公开(公告)号：US20150008395A1

公开(公告)日：2015-01-08

申请号：US14103434

申请日：2013-12-11

Applicant: Samsung Display Co., Ltd.

Inventor： Ju-Won YOON ,  Su-Yeon SIM ,  Seung Min LEE ,  Il Jeong LEE ,  Jeong Ho LEE ,  Choong Youl IM ,  Jin Sung AN

IPC: H01L27/32

CPC classification number: H01L27/1251 ,  H01L27/1237

Abstract: An organic light emitting diodes display includes: a switching thin film transistor and a driving thin film transistor connected to the switching thin film transistor, wherein the driving thin film transistor includes a driving semiconductor layer section, a first gate insulating layer covering the driving semiconductor layer section, a floating gate electrode disposed on the first gate insulating layer, a second gate insulating layer covering the floating gate electrode, and a driving gate electrode disposed on the second gate insulating layer and at a position corresponding to the floating gate electrode, wherein the second gate insulating layer has a permittivity in the range of about 10 to about 100.

Abstract translation: 有机发光二极管显示器包括：开关薄膜晶体管和连接到开关薄膜晶体管的驱动薄膜晶体管，其中驱动薄膜晶体管包括驱动半导体层部分，覆盖驱动半导体层的第一栅极绝缘层 设置在第一栅极绝缘层上的浮栅电极，覆盖浮置栅极的第二栅极绝缘层和设置在第二栅极绝缘层上的驱动栅极电极和对应于浮置栅电极的位置，其中， 第二栅极绝缘层的介电常数在约10至约100的范围内。