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US 2017/0363797 A1Published application
Transparent display with improved contrast and transmission
AssigneeCorning Incorporated
InventorJacques Gollier
Life of this patent
Estimating the term…
Abstract
A transparent display includes a backlight unit (BLU) that includes a light guide plate (LGP). The BLU is configured to allow light to be transmitted from one surface of the LGP to the other wherein, in at least one selected area, the light transmitted across the LGP is not substantially interfered with from the display image such that both a background behind the display and a display image are viewable to an observer.
Claims12
A display device comprising:
- a backlight unit comprising a light guide plate, the light guide plate having a first major surface on a first side of the light guide plate, a second major surface on an opposite side of the light guide plate, and at least one edge having a surface that is substantially perpendicular to the first major surface;
- wherein the backlight unit is configured to selectively transmit light from the edge to at least one first area of the second major surface;
- and
- wherein the backlight unit is configured to transmit light from the first major surface to at least one second area of the second major surface;
- and
- wherein the backlight unit is configured to prevent light transmitted from the edge to substantially interfere with light transmitted from the first major surface to the at least one second area of the second major surface.
3 more elements
Dependencies are inferred from the claim text.