公开(公告)号：US20210003772A1

公开(公告)日：2021-01-07

申请号：US16620462

申请日：2019-05-22

Applicant: Panasonic Intellectual Property Management Co., Ltd.

Inventor： Masaaki Ohnishi ,  Takamitsu ISONO ,  Mitsuhiro NAMIKOSHI

IPC: F21V8/00 ,  G02F1/1333 ,  H04N5/64

Abstract: An image display device includes a display panel that displays an image on a front surface; a light guide plate that is disposed on a rear surface of the display panel; a support plate that supports the light guide plate, and extends beyond at least one lateral surface of the light guide plate in a front view of the light guide plate; a light-emitting diode (LED) unit that emits light into an incident surface of the light guide plate; and a shade that, in a lateral view of the light guide plate and the LED unit, covers a gap between the LED unit and the light guide plate, and seals a gap between the display panel and the support plate.

公开(公告)号：US20200257032A1

公开(公告)日：2020-08-13

申请号：US16648174

申请日：2018-07-20

Applicant: PANASONIC INTELLECTUAL PROPERTY MANAGEMENT CO., LTD.

Inventor： Akihiko SASAKI ,  Mitsuhiro NAMIKOSHI ,  Kouji TERAWAKI ,  Aime WATANUKI

IPC: F21V8/00 ,  G02F1/1333

Abstract: Provided is an image display device including: liquid crystal cell; light guide plate that is disposed behind liquid crystal cell and is quadrilateral-shaped; light source that extends along at least one end face of light guide plate and emits light toward the at least one end face; reflective sheet that is disposed on a rear face of light guide plate and reflects, toward liquid crystal cell, the light emitted by light source; and a base plate that is disposed on a rear face of reflective sheet and supports reflective sheet, in which reflective sheet includes, at each of positions corresponding to both end portions of light source, protrusion that protrudes toward light source.