公开(公告)号：US20140353608A1

公开(公告)日：2014-12-04

申请号：US14060883

申请日：2013-10-23

Applicant: Samsung Display Co., Ltd.

Inventor： YONG-JAE KIM ,  HAE-YEON LEE ,  BO-YONG CHUNG ,  JIN-GON OH

IPC: H01L27/32

CPC classification number: G09G3/3233 ,  G09G2300/0852 ,  G09G2300/0861

Abstract: There is provided a pixel, including an organic light emitting diode (OLED), a first transistor whose gate electrode is coupled to a first node, whose first electrode is coupled to a first power supply via a third node, and whose second electrode is coupled to an anode electrode of the OLED, a second transistor coupled between a data line and a second node and turned on when a scan signal is supplied to a scan line, a first capacitor coupled between the second node and a first voltage source, a third transistor coupled between the second node and the first node and turned on when a second control signal is supplied, and a fourth transistor coupled between the first node and the first power supply and turned on when a first control signal is supplied.

Abstract translation: 提供了一种像素，包括有机发光二极管（OLED），第一晶体管，其栅电极耦合到第一节点，其第一电极经由第三节点耦合到第一电源，并且其第二电极耦合 耦合到所述OLED的阳极电极，耦合在数据线和第二节点之间的第二晶体管，并且当扫描信号被提供给扫描线时被接通;耦合在所述第二节点和第一电压源之间的第一电容器， 耦合在第二节点和第一节点之间的晶体管，并且当提供第二控制信号时导通，以及第四晶体管，耦合在第一节点和第一电源之间，并且当提供第一控制信号时导通。