公开(公告)号：US20200321427A1

公开(公告)日：2020-10-08

申请号：US16834460

申请日：2020-03-30

Applicant: Samsung Display Co., LTD.

Inventor： Jun Hyun PARK ,  Dong Woo KIM ,  Sung Jae MOON ,  Kang Moon JO

IPC: H01L27/32

Abstract: A display device includes a substrate, a metal layer disposed on the substrate, a first conductive layer including a lower pattern disposed on the metal layer, an active layer disposed on the first conductive layer, a second conductive layer disposed on the active layer and including a first gate electrode, a pixel electrode disposed on the second conductive layer, and an emission layer and a common electrode disposed on the pixel electrode.

公开(公告)号：US20200279900A1

公开(公告)日：2020-09-03

申请号：US16800634

申请日：2020-02-25

Applicant: Samsung Display Co., LTD.

Inventor： Jun Hyun PARK ,  Dong Woo KIM ,  Sung Jae MOON ,  Kang Moon JO

IPC: H01L27/32 ,  H01L49/02 ,  H01L27/15

Abstract: A display device includes a substrate, a first transistor disposed on the substrate and including a first active pattern having a first channel region, a first source region, a first drain region, and a first gate electrode, a first insulating layer disposed on the first transistor, a first electrode disposed on the first insulating layer and electrically connected to the first drain region, a second insulating layer having a first opening disposed on the first electrode, a first contact member disposed on the second insulating layer and electrically connected to the first electrode through the first opening, a third insulating layer having a second opening disposed on the first contact member, and a pixel electrode disposed on the third insulating layer and electrically connected to the first contact member through the second opening, and an emission layer disposed on the pixel electrode.

公开(公告)号：US20200219453A1

公开(公告)日：2020-07-09

申请号：US16736993

申请日：2020-01-08

Applicant: SAMSUNG DISPLAY CO LTD.

Inventor： JUN HYUN PARK ,  An Su LEE ,  Dong Woo KIM ,  Sung Jae MOON ,  Kang Moon JO

IPC: G09G3/3291 ,  H01L27/32

Abstract: An organic light emitting diode display including: a data wiring that includes a main data line disposed in a display area and a first data line disposed in a peripheral area; a driving voltage wiring that includes a main driving voltage line disposed in the display area and a first driving voltage line that is connected with the main driving voltage line and disposed in the peripheral area while extending in a first direction; and a driving low-voltage wiring that includes a cathode extending to the peripheral area while overlapping the display area, and a plurality of first driving low-voltage connection portions that are connected with the cathode and disposed in the peripheral area, wherein each of the plurality of first driving low-voltage connection portions comprises a wiring portion extended in the first direction and a pad portion electrically connected with the wiring portion.

公开(公告)号：US20190251904A1

公开(公告)日：2019-08-15

申请号：US16203476

申请日：2018-11-28

Applicant: Samsung Display Co., Ltd.

Inventor： Dong Woo KIM ,  Bo Yong CHUNG ,  Yeon Kyung KIM ,  Chong Chul CHAI

IPC: G09G3/3258 ,  G09G3/3241 ,  G09G3/3283

Abstract: A display device having a frame period including reset, compensation, relay, emission, and initialization periods. Each pixel includes: an organic light emitting diode having an anode coupled to a second node and a electrode coupled to a second power source; a first transistor between a first power source and the second node, and a gate electrode coupled to a first node; a second transistor between the first node and the second node; a third transistor between the first power source and a third node; a fourth transistor between a fourth node and the third node; a fifth transistor between a data line and the fourth node; a sixth transistor between a third power source and the second node; a first capacitor between the third node and the first node; and a second capacitor coupled the fourth node and the third power source.