Reflection structure, light guide body, light emitting device, and game machine
US-2015235508-A1 · Aug 20, 2015 · US
Display device and game machine
US2016306097A1 · US · A1
| Field | Value |
|---|---|
| Publication number | US-2016306097-A1 |
| Application number | US-201615130594-A |
| Country | US |
| Kind code | A1 |
| Filing date | Apr 15, 2016 |
| Priority date | Apr 15, 2015 |
| Publication date | Oct 20, 2016 |
| Grant date | — |
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Abstract
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A display device has a first display panel including an image display area in which an image is displayable, a light guide plate arranged at a back of the first display panel, the light guide plate comprising a transparent material, a plurality of light sources respectively facing a plurality of positions on side surfaces of the light guide plate, a second display panel arranged at a back of the light guide plate, the second display panel being configured to display an image viewable through the light guide plate and the first display panel, and a controller configured to control turning on and turning off of the plurality of light sources and to control a first image displayed on the first display panel and a second image displayed on the second display panel. The light guide plate includes an emission surface facing the first display panel.
First claim
Opening claim text (preview).
1 . A display device, comprising: a first display panel including an image display area in which an image is displayable; a light guide plate arranged at a back of the first display panel, the light guide plate comprising a transparent material; a plurality of light sources respectively facing a plurality of positions on side surfaces of the light guide plate; a second display panel arranged at a back of the light guide plate, the second display panel being configured to display an image viewable through the light guide plate and the first display panel; and a controller configured to control turning on and turning off of the plurality of light sources and to control a first image displayed on the first display panel and a second image displayed on the second display panel, wherein the light guide plate includes an emission surface facing the first display panel, a diffusion surface facing the second display panel, and a plurality of prisms respectively arranged in a plurality of partial areas of the diffusion surface respectively corresponding to the plurality of light sources, and each of the plurality of prisms is configured to illuminate a portion of the image display area of the first display panel corresponding to a corresponding one of the partial areas with light emitted from a corresponding one of the light sources and entering the light guide plate. 2 . The display device according to claim 1 , wherein the plurality of partial areas are set to allow the entire display image area of the first display panel image display area to be illuminated with light from the plurality of light sources when all the plurality of light sources are turned on. 3 . A game machine, comprising: a game machine unit; and the display device according to claim 1 arranged on a surface of the game machine unit to face a player of the game machine. 4 . A game machine, comprising: a game machine unit; and the display device according to claim 2 arranged on a surface of the game machine unit to face a player of the game machine.
Assignees
Inventors
Classifications
Control of illumination source (illumination devices structurally associated with liquid crystal cells G02F1/1336) · CPC title
Display panel composed of stacked panels · CPC title
electric · CPC title
Output arrangements for video game devices · CPC title
- G02B6/0036Primary
2-D arrangement of prisms, protrusions, indentations or roughened surfaces · CPC title
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- What does patent US2016306097A1 cover?
- A display device has a first display panel including an image display area in which an image is displayable, a light guide plate arranged at a back of the first display panel, the light guide plate comprising a transparent material, a plurality of light sources respectively facing a plurality of positions on side surfaces of the light guide plate, a second display panel arranged at a back of th…
- Who is the assignee on this patent?
- Omron Tateisi Electronics Co
- What technology area does this patent fall under?
- Primary CPC classification G02B6/0036. Mapped technology areas include Physics.
- When was this patent published?
- Publication date Thu Oct 20 2016 00:00:00 GMT+0000 (Coordinated Universal Time) (A1). Legal status and post-grant events are not shown on this page.
- What related patents are in patentsdb?
- We list 1 related publication on this page (citations in our corpus or others sharing the same primary CPC).