公开(公告)号：US20210200025A1

公开(公告)日：2021-07-01

申请号：US17200224

申请日：2021-03-12

Applicant: Japan Display Inc.

Inventor： Ken SUGIYAMA ,  Kosuke MATSUBARA ,  Takeshi KANEKI

IPC: G02F1/13357 ,  G02F1/1362 ,  G02F1/1335 ,  F21V8/00

Abstract: A backlight device is provided and includes case having bottom plate; light guide including front surface as emission surface, rear surface opposed to front surface, and incidence surface provided between front surface and rear surface; and light-emitting elements facing incident surface of light guide, wherein light-emitting elements include first surface provided at bottom of light-emitting elements, and light-emitting surface facing incidence surface of light guide, first surfaces and rear surface are arranged side by side, and fixed to fixing tape attached over first surfaces and rear surface of light guide, and light-shielding tape facing fixing tape through light guide and light-emitting elements.

公开(公告)号：US20200326467A1

公开(公告)日：2020-10-15

申请号：US16911027

申请日：2020-06-24

Applicant: Japan Display Inc.

Inventor： Kosuke MATSUBARA ,  Ken SUGIYAMA ,  Kazunari NISHITA ,  Koji HIRAMOTO

IPC: F21V8/00 ,  G02F1/1345 ,  H05K1/18 ,  G02F1/1333

Abstract: According to one embodiment, a liquid crystal display device includes a liquid crystal panel and a backlight device. The backlight device includes a case with a bottom plate and a side plate, a light guide on the bottom plate, and a light source device. The light source device includes a wiring substrate and a light-emitting element on the wiring substrate. The wiring substrate includes a mounting portion on which the light-emitting element is mounted, a connection wiring portion on a back surface side of the bottom plate, and a joint portion which joints the mounting portion and the connection wiring portion together. The joint portion extends from an inside to an outside of the case through a gap between the side plate of the case and the liquid crystal panel.

公开(公告)号：US20190219863A1

公开(公告)日：2019-07-18

申请号：US16249568

申请日：2019-01-16

Applicant: Japan Display Inc.

Inventor： Tomoya TEZEN ,  Ken SUGIYAMA ,  Kosuke MATSUBARA ,  Koji HIRAMOTO ,  Takeshi KANEKI

IPC: G02F1/1333 ,  F21V8/00 ,  H05K1/02 ,  H05K1/03 ,  H05K1/18

CPC classification number: G02F1/133308 ,  G02B6/0066 ,  G02B6/0083 ,  G02B6/0093 ,  G02F1/133305 ,  H05K1/0274 ,  H05K1/0393 ,  H05K1/181 ,  H05K1/189 ,  H05K2201/10136

Abstract: According to one embodiment, a display device includes a display panel, a case including a bottom plate opposing a rear surface of the display panel and a side plate stand on the bottom plate and attached to the display panel, a flexible wiring board, one end of which is joined to the display panel, curved around the side plate toward the bottom plate to oppose the bottom plate while, and an adhesive filled between the flexible wiring board and the side plate of the case or between the flexible wiring board and both of the side plate and the bottom plate, to adhere the flexible wiring board onto an outer surface of the case and hold the flexible wiring board in a curved state.