公开(公告)号：US20210366891A1

公开(公告)日：2021-11-25

申请号：US17196908

申请日：2021-03-09

Applicant: Samsung Display Co., Ltd.

Inventor： Jungpyo HONG ,  Jongwoo PARK ,  Changwoo BYUN ,  Younjae JUNG

IPC: H01L25/18 ,  H01L27/32 ,  H05K1/18 ,  H05K1/11 ,  H05K1/02

Abstract: An electronic apparatus including a display module having a front surface and a rear surface opposing the front surface and including pixels disposed on the front surface and a display pad connected to the pixels and exposed from the rear surface, a protective film disposed on the rear surface of the display module, a circuit board disposed between the display module and the protective film and having a front surface facing the rear surface of the display module and a rear surface, the circuit board including a first substrate pad connected to the display pad and exposed from the front surface of the circuit board and a second substrate pad exposed from the rear surface of the circuit board, and a driving element connected to the second substrate pad to drive the pixels, in which the second substrate pad and the protective film are spaced apart from each other.

公开(公告)号：US20210328184A1

公开(公告)日：2021-10-21

申请号：US17148405

申请日：2021-01-13

Applicant: Samsung Display Co., Ltd.

Inventor： Younjae JUNG ,  Jongwoo PARK ,  Taeyoung KIM ,  Heejin KIM ,  Youngtae CHOI

IPC: H01L51/52 ,  H01L51/00 ,  H01L51/56

Abstract: A display apparatus includes: a substrate including: a display area including a plurality of thin film transistors, and a plurality of display elements electrically connected to the plurality of thin film transistors; a first non-display area outside the display area; and a second non-display area at least partially surrounded by the display area; a through portion passing through the substrate in a vertical direction in the second non-display area; a metal layer surrounding the through portion at the second non-display area; and a hydrophobic blocking layer on an inner side surface of the through portion. The hydrophobic blocking layer includes an oxide of a metal material of the metal layer.

公开(公告)号：US20200044008A1

公开(公告)日：2020-02-06

申请号：US16513316

申请日：2019-07-16

Applicant: SAMSUNG DISPLAY CO., LTD.

Inventor： Ju Hee LEE ,  Jongwoo PARK ,  Youngtae CHOI ,  Dae Youn CHO

IPC: H01L27/32 ,  H01L51/00

Abstract: A display apparatus includes a substrate; a lower conductive layer including a protective pattern and an auxiliary conductive pattern on the substrate; a buffer layer on the lower conductive layer; an active pattern on the buffer layer and overlapping the protective pattern; a first insulation layer on the active pattern; and a first conductive layer on the first insulation layer, the first conductive layer including a gate electrode overlapping the active pattern and a load matching line overlapping the auxiliary conductive pattern.

公开(公告)号：US20190392741A1

公开(公告)日：2019-12-26

申请号：US16391802

申请日：2019-04-23

Applicant: Samsung Display Co., Ltd.

Inventor： Daeyoun CHO ,  Sangkil KIM ,  Hyunho KIM ,  Young-joo NOH ,  Jongwoo PARK ,  Jongwon LEE ,  Juhee LEE ,  Youngtae CHOI

IPC: G09G3/00 ,  G09G3/3225

Abstract: A lighting test device for a display panel includes: a connection part including a first connection test pad, a second connection test pad and a plurality of test pads, which are arranged at an end of the connection part, where the connection part is allowed to be connected to the display panel through the first connection test pad, the second connection test pad and the test pads; and a test circuit which outputs a connection test signal to the first connection test pad, receives a feedback signal through the second connection test pad, and adjusts voltage levels of test signals to be applied to the test pads based on the connection test signal and the feedback signal.

公开(公告)号：US20190237526A1

公开(公告)日：2019-08-01

申请号：US16174486

申请日：2018-10-30

Applicant: SAMSUNG DISPLAY CO., LTD.

Inventor： Taeyoung KIM ,  Heejin KIM ,  Jongwoo PARK ,  Daeyoun CHO

IPC: H01L27/32

Abstract: An organic light emitting display (OLED) device includes a substrate having a display region including a plurality of sub-pixel regions, a respective driving transistor and a respective switching transistor on the substrate in each of the sub-pixel regions, an insulation layer structure on the substrate, the insulation layer structure having a respective trench surrounding the driving transistor in each of the sub-pixel regions, and a respective sub-pixel structure on the insulation layer structure in each of the sub-pixel regions.