公开(公告)号：US11150524B2

公开(公告)日：2021-10-19

申请号：US16361508

申请日：2019-03-22

Applicant: Japan Display Inc.

Inventor： Yoshitaka Ozeki ,  Tadayoshi Katsuta ,  Koji Ishizaki ,  Takahiro Takeuchi ,  Koshiro Moriguchi

IPC: G02F1/1343 ,  G02F1/1333 ,  G02F1/1362 ,  G02F1/15 ,  G02F1/1514

Abstract: According to one embodiment, a display device includes a base substrate, a switching element including a semiconductor layer, a power supply line, a pixel electrode electrically connected to the switching element, a capacitance electrode positioned between the base substrate and the pixel electrode and electrically connected to the power supply line, a first interlayer insulating film positioned between the pixel electrode and the capacitance electrode, a common electrode, and an electrophoretic element positioned between the pixel electrode and the common electrode. An edge of the capacitance electrode overlaps the pixel electrode over the entire periphery thereof.

公开(公告)号：US20190101801A1

公开(公告)日：2019-04-04

申请号：US16145666

申请日：2018-09-28

Applicant: Japan Display Inc.

Inventor： Yoshitaka Ozeki ,  Koji Ishizaki ,  Takahiro Takeuchi ,  Koshiro Moriguchi

IPC: G02F1/1362 ,  G02F1/167 ,  G02F1/1368 ,  G02F1/1333 ,  G02F1/1335 ,  G02F1/1343

Abstract: According to one embodiment, a display device includes a switching element, an organic insulating film which covers the switching element, a reflective film in contact with the organic insulating film, a first transparent conductive film which covers the reflective film, a first capacitance insulating film which covers the first transparent conductive film, a pixel electrode disposed on the first capacitance insulating film and electrically connected to the switching element, an electrophoretic element disposed on the pixel electrode and a common electrode disposed on the electrophoretic element.

公开(公告)号：US11906870B2

公开(公告)日：2024-02-20

申请号：US17071088

申请日：2020-10-15

Applicant: Japan Display Inc.

Inventor： Koji Ishizaki ,  Yoshitaka Ozeki ,  Takahiro Takeuchi ,  Koshiro Moriguchi ,  Tomoyasu Hirano

IPC: G02F1/167 ,  G02F1/16766 ,  G02F1/16756 ,  G02F1/16757 ,  G02F1/1675

CPC classification number: G02F1/16766 ,  G02F1/167 ,  G02F1/16756 ,  G02F1/16757 ,  G02F2001/1678

Abstract: According to one embodiment, a display device includes a first conductive layer, a second conductive layer overlapping the first conductive layer, a first capacitive portion located in a same layer as the first conductive layer, a second capacitive portion located in a same layer as the second conductive layer and overlapping the first capacitive portion, a first inorganic insulating film located between the first conductive layer and the second conductive layer and between the first capacitive portion and the second capacitive portion, a drain electrode electrically connected to the second capacitive portion, a pixel electrode electrically connected to the drain electrode.

公开(公告)号：US10824041B2

公开(公告)日：2020-11-03

申请号：US16143765

申请日：2018-09-27

Applicant: Japan Display Inc.

Inventor： Yoshitaka Ozeki ,  Koji Ishizaki ,  Takahiro Takeuchi ,  Koshiro Moriguchi

IPC: G02F1/167 ,  H01L27/12 ,  H01L29/786 ,  G02F1/16766 ,  G02F1/1676

Abstract: According to one embodiment, a display device includes a switching element including a source electrode and a drain electrode, an inorganic insulating film in contact with the source electrode and the drain electrode, a metal film in contact with the inorganic insulating film and including an opening in a position superimposed on the drain electrode, a capacitor insulating film covering the metal film, an pixel electrode located on the capacitor insulating film and electrically connected to the drain electrode, an electrophoretic element located on the pixel electrode and a common electrode located on the electrophoretic element, and the metal film includes a forward tapered end portion in the opening.

公开(公告)号：US20190302509A1

公开(公告)日：2019-10-03

申请号：US16361508

申请日：2019-03-22

Applicant: Japan Display Inc.

Inventor： Yoshitaka Ozeki ,  Tadayoshi Katsuta ,  Koji Ishizaki ,  Takahiro Takeuchi ,  Koshiro Moriguchi

IPC: G02F1/1343 ,  G02F1/1362

Abstract: According to one embodiment, a display device includes a base substrate, a switching element including a semiconductor layer, a power supply line, a pixel electrode electrically connected to the switching element, a capacitance electrode positioned between the base substrate and the pixel electrode and electrically connected to the power supply line, a first interlayer insulating film positioned between the pixel electrode and the capacitance electrode, a common electrode, and an electrophoretic element positioned between the pixel electrode and the common electrode. An edge of the capacitance electrode overlaps the pixel electrode over the entire periphery thereof.

公开(公告)号：US20190081085A1

公开(公告)日：2019-03-14

申请号：US16124510

申请日：2018-09-07

Applicant: Japan Display Inc.

Inventor： Yoshitaka OZEKI ,  Nobutaka Ozaki ,  Koshiro Moriguchi ,  Takahiro Takeuchi ,  Koji Ishizaki

IPC: H01L27/12 ,  G09G3/34 ,  H01L27/32 ,  G02F1/1368 ,  G02F1/1333 ,  G02F1/167

Abstract: According to one embodiment, there is provided a display device including a basement, a first switching element which is provided on the basement and includes a first semiconductor layer and a first gate electrode, a second switching element which is provided on the basement and includes a second semiconductor layer and a second gate electrode, and a pixel electrode which is electrically connected to the first switching element. A distance between the first semiconductor layer and the first gate electrode is greater than a distance between the second semiconductor layer and the second gate electrode.

公开(公告)号：US11187958B2

公开(公告)日：2021-11-30

申请号：US16415240

申请日：2019-05-17

Applicant: Japan Display Inc.

Inventor： Tomoyasu Hirano ,  Yoshitaka Ozeki ,  Koji Ishizaki ,  Takahiro Takeuchi ,  Koshiro Moriguchi

IPC: G02F1/16755 ,  H01L27/12 ,  G02F1/167 ,  G02F1/1681 ,  G09G3/34 ,  G02F1/16757 ,  G02F1/1676 ,  G02B26/02 ,  G02F1/16756 ,  G02F1/1685

Abstract: According to one embodiment, a display device includes a scanning line, a semiconductor layer, a first inorganic insulating film located between the scanning line and the semiconductor layer, a first signal line, a second inorganic insulating film having a main surface which contacts the first signal line and located between the semiconductor layer and the first signal line, a capacitance electrode contacting the main surface, a pixel electrode overlapping the capacitance electrode, and a third inorganic insulating film covering the first signal line and the capacitance electrode and located between the first signal line and the pixel electrode and between the capacitance electrode and the pixel electrode.

公开(公告)号：US10903243B2

公开(公告)日：2021-01-26

申请号：US16124510

申请日：2018-09-07

Applicant: Japan Display Inc.

Inventor： Yoshitaka Ozeki ,  Nobutaka Ozaki ,  Koshiro Moriguchi ,  Takahiro Takeuchi ,  Koji Ishizaki

IPC: G02B26/00 ,  H01L27/12 ,  H01L27/32 ,  G02F1/1368 ,  G02F1/1333 ,  G02F1/167 ,  G02F1/16766 ,  G02F1/1345 ,  G02F1/1675 ,  G09G3/36 ,  G09G3/3225 ,  G02F1/1339 ,  G09G3/34 ,  G02F1/1676 ,  G02F1/1681 ,  G02F1/16757 ,  G02F1/16756 ,  G02F1/1362

Abstract: According to one embodiment, there is provided a display device including a basement, a first switching element which is provided on the basement and includes a first semiconductor layer and a first gate electrode, a second switching element which is provided on the basement and includes a second semiconductor layer and a second gate electrode, and a pixel electrode which is electrically connected to the first switching element. A distance between the first semiconductor layer and the first gate electrode is greater than a distance between the second semiconductor layer and the second gate electrode.