公开(公告)号：US20170245342A1

公开(公告)日：2017-08-24

申请号：US15590156

申请日：2017-05-09

Applicant: JOLED INC.

Inventor： Kaoru ABE ,  Kazuma TERAMOTO ,  Toshiaki IMAI ,  Jiro YAMADA ,  Takahide ISHII ,  Hideki KOBAYASHI

IPC: H05B33/08 ,  H01L27/32 ,  H01L51/50

Abstract: A display device includes a pixel including a plurality of sub-pixels. Each of the plurality of sub-pixels includes: a light-emission region; and a non-light-emission region other than the light-emission region. The light-emission region includes one or more effective light-emitting parts in which a first electrode, a light emitting layer, and a second electrode are stacked in order, and a light guide provided on side of the one or more effective light-emitting parts on which light is extracted.

公开(公告)号：US20190074471A1

公开(公告)日：2019-03-07

申请号：US16183663

申请日：2018-11-07

Applicant: JOLED INC.

Inventor： Kaoru ABE ,  Jiro YAMADA ,  Kazuma TERAMOTO ,  Kenichi NENDAI ,  Hideki KOBAYASHI ,  Masaki NISHIMURA

IPC: H01L51/52 ,  H01L27/32 ,  H01L51/56

Abstract: A display unit is provided with a plurality of pixels. The plurality of pixels each include a first electrode, an insulating film, an organic layer, and a second electrode. The insulating film is provided on the first electrode, and has openings. The organic layer is provided in each of the openings of the insulating film, and includes a light-emitting layer. The second electrode is provided on the organic layer. The first electrode includes a plurality of sub-electrodes that are provided to face the respective openings of the insulating film.

公开(公告)号：US20170213882A1

公开(公告)日：2017-07-27

申请号：US15416376

申请日：2017-01-26

Applicant: JOLED Inc. ,  Japan Display Inc.

Inventor： Kazuma TERAMOTO ,  Kenichi NENDAI ,  Jiro YAMADA

IPC: H01L27/32

CPC classification number: H01L27/3246 ,  H01L27/3211 ,  H01L27/3258 ,  H01L27/326 ,  H01L27/3276 ,  H01L2251/558

Abstract: According to one embodiment, a display device includes, a first insulating film including a recess portion having a first bottom surface and an inclined first side surface, a first electrode provided on the recess portion, a second insulating film provided on the first electrode, a light-emitting layer provided in the second insulating film and including a second bottom surface in contact with the first electrode and an inclined second side surface, and a second electrode provided on the light-emitting layer. The depth of the recess portion is greater than the thickness of the light-emitting layer, and the thickness of the second insulating film is greater than the depth of the recess portion.