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公开(公告)号：US20230048617A1
公开(公告)日：2023-02-16
申请号：US17715377
申请日：2022-04-07
Applicant: Samsung Display Co., Ltd.
Inventor： Jun Gi KIM , Jeong Won KIM , Tae Wook KANG , Jong Hee PARK , Hyun Eok SHIN
IPC: H01L27/32
Abstract: A display device is provided. The display device comprises a substrate, at least one thin-film transistor disposed on the substrate, a planarization layer disposed on the thin-film transistor, a first metal layer disposed on the planarization layer and connected to the thin-film transistor, a first electrode disposed on the first metal layer, partitioning walls disposed on the planarization layer and spaced apart from the first electrode, wherein each of the partitioning walls includes a second metal layer and a first conductive layer, a pixel defining layer disposed on the first electrode and the partitioning walls, an organic layer disposed on the first electrode and the pixel defining layer, and a second electrode disposed on the organic layer, wherein the second metal layer is disposed under the first conductive layer and has an undercut beneath the first conductive layer, wherein at least portion of the organic layer is discontinuous between the partitioning walls.
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公开(公告)号：US20220384748A1
公开(公告)日：2022-12-01
申请号：US17787548
申请日：2020-02-14
Applicant: Samsung Display Co., LTD.
Inventor： Hyun Seok KIM , Hee Kyun SHIN , Jun Ho SIM , Tae Wook KANG , Woo Jin CHO
Abstract: A method for manufacturing a display apparatus according to an embodiment includes: preparing a carrier substrate and forming a sacrificial layer on a top surface of the carrier substrate, where the sacrificial layer includes a cover area and an exposure area located on at least one side of the cover area; forming a first flexible material having a bottom surface in contact with the sacrificial layer on a top surface of the cover area of the sacrificial layer to expose the exposure area of the sacrificial layer; and removing the exposure area of the sacrificial layer.
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公开(公告)号：US20210304672A1
公开(公告)日：2021-09-30
申请号：US17141808
申请日：2021-01-05
Applicant: Samsung Display Co., Ltd.
Inventor： Keun Woo KIM , Tae Wook KANG , Doo Na KIM , Han Bit KIM , Jae Seob LEE , Jae Hwan CHU
IPC: G09G3/3233 , H01L27/32 , H01L29/786
Abstract: Provided is a display device. The display device comprises a substrate, and a plurality of sub-pixels disposed on the substrate and including alight emitting element and a sub-pixel circuit driving the light emitting element. The sub-pixel circuit comprises a driving transistor controlling a driving current flowing through the light emitting element, a first transistor and a second transistor connected in series between a first node, which is a drain electrode of the driving transistor, and a second node, which is a gate electrode of the driving transistor, to receive the same scan signal, and a gate auxiliary electrode disposed on a gate electrode of the first transistor or the second transistor. The gate auxiliary electrode is connected to the gate electrode of the first transistor or the second transistor.
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公开(公告)号：US20210150960A1
公开(公告)日：2021-05-20
申请号：US17038256
申请日：2020-09-30
Applicant: Samsung Display Co., Ltd.
Inventor： Keun Woo KIM , Tae Wook KANG , Hye Na KWAK , Doo Na KIM , Han Bit KIM , Bum Mo SUNG , Do Kyeong LEE , Yong Su LEE , Jae Hwan CHU
IPC: G09G3/20
Abstract: A display device includes: a pixel unit including a plurality of pixels; a scan driver having a plurality of stages and configured to supply a scan signal to the pixel unit; and a light emission control driver having a plurality of stages and configured to supply a light emission control signal to the pixel unit, wherein a first transistor of a plurality of transistors included in at least one of the stages of the scan driver or the stages of the light emission control driver comprises: an active layer pattern on a base layer, and including a channel region forming a channel, and first and second regions on opposite sides of the channel region; and a gate electrode spaced apart from the active layer pattern with a first insulating film therebetween, and overlapping the channel region.
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公开(公告)号：US20140307378A1
公开(公告)日：2014-10-16
申请号：US14028646
申请日：2013-09-17
Applicant: Samsung Display Co., Ltd.
Inventor： Tae Wook KANG
IPC: G06F1/16
CPC classification number: G06F1/1652
Abstract: A flexible device that includes a flexible display panel bent to have a curved surface and a supporting member provided at one end of the flexible display panel. The flexible display panel makes contact with a portion of the supporting member and surrounds the supporting member while being bent.
Abstract translation: 一种柔性装置，包括弯曲成具有弯曲表面的柔性显示面板和设置在柔性显示面板的一端的支撑构件。 柔性显示面板与支撑构件的一部分接触并且在弯曲的同时围绕支撑构件。
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Patent Agency Ranking
公开(公告)号：US20230215980A1
公开(公告)日：2023-07-06
申请号：US18069559
申请日：2022-12-21
Applicant: Samsung Display Co., Ltd.
Inventor： Si Kwang KIM , Tae Wook KANG , Dong Min LEE
CPC classification number: H01L33/382 , H01L33/62 , H01L33/42 , H01L33/505 , H01L33/005 , H01L2933/0016 , H01L2933/0066
Abstract: A display device may include: a substrate including a plurality of pixel areas each including an emission area and a non-emission area; and a pixel located in each of the pixel areas. The pixel may include: a light emitting element including a first end and a second end that face each other; a first electrode located on the first end of the light emitting element and electrically connected to the first end; and a second electrode located on the second end of the light emitting element and electrically connected to the second end. The first electrode and the second electrode may include different conductive materials, and have different thicknesses.
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公开(公告)号：US20230063106A1
公开(公告)日：2023-03-02
申请号：US17721525
申请日：2022-04-15
Applicant: Samsung Display Co., Ltd.
Inventor： Keun Woo KIM , Tae Wook KANG , Jae Seob LEE
IPC: H01L27/32
Abstract: The present disclosure relates to a display device which includes: a substrate; a semiconductor layer disposed on the substrate and including a driving transistor and a second transistor each of which including a channel, a first region, and a second region; a first gate insulating layer disposed on the semiconductor layer, a gate electrode of the second transistor disposed on the first gate insulating layer and overlapping the channel of the second transistor; a second gate insulating layer disposed on the gate electrode of the gate electrode of the second transistor; and a gate electrode of the first driving transistor disposed on the second gate insulating layer and overlapping the channel of the driving transistor.
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公开(公告)号：US20220199745A1
公开(公告)日：2022-06-23
申请号：US17489120
申请日：2021-09-29
Applicant: Samsung Display Co., LTD.
Inventor： Gyung Min BAEK , Tae Wook KANG , Shin Il CHOI
IPC: H01L27/32
Abstract: A display device includes a substrate including a display area and a pad area, a transistor including an active layer disposed in the display area, a gate electrode disposed on the active layer, and a source electrode and a drain electrode disposed on the gate electrode, a fan-out line disposed in the pad area, an auxiliary line disposed on the fan-out line, a first interlayer insulating layer disposed between the gate electrode and the source electrode and between the fan-out line and the auxiliary line, and a first organic layer disposed between the first interlayer insulating layer and the auxiliary line, wherein the first organic layer does not overlap the display area.
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公开(公告)号：US20210273208A1
公开(公告)日：2021-09-02
申请号：US17324626
申请日：2021-05-19
Applicant: Samsung Display Co., LTD.
Inventor： Heesung YANG , Seung Bae KANG , Bonggu KANG , Tae Wook KANG , Joon-Hwa BAE , Woojin CHO , Byoung Kwon CHOO
IPC: H01L51/56 , H01L21/311 , H01L21/3105
Abstract: A display device includes a planarization layer covering transistors in a display area on a substrate, an organic light emitting diode on the planarization layer, a pad electrode in a non-display area on the substrate surrounding the display area, and a sacrificial layer remnant capping a side surface of the pad electrode.
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公开(公告)号：US20210202655A1
公开(公告)日：2021-07-01
申请号：US17079278
申请日：2020-10-23
Applicant: Samsung Display Co., Ltd.
Inventor： Hyun Min CHO , Tae Wook KANG , Sang Gun CHOI , Shin Il CHOI , Yun Jung OH , Myoung Geun CHA
Abstract: A display apparatus includes: a base substrate; a thin film transistor and a power supply wire on the base substrate; a first electrode on the base substrate, and electrically connected to the thin film transistor; a light emitting layer and a common layer on the first electrode; and a second electrode on the common layer. The power supply wire includes: a first conductive layer; a second conductive layer on the first conductive layer; and a third conductive layer on the second conductive layer. The third conductive layer protrudes more than the second conductive layer on a side surface of the power supply wire, and the second electrode contacts a side surface of the second conductive layer.
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