Patent · US Active

Display apparatus

US9303845B2 · kind B2 · utility

1Cited by

0References

16Claims

0Family size

Assignee

LG ELECTRONICS INC. · KR

Inventors

Chansung JEONG · Seoul, KR
Sangtae Park · Ithaca, US
Hoon Hur · Pyeongtaek-si, KR

Key dates

Filing date	Jun 27, 2013
Grant date	Apr 5, 2016
Priority date	—
Expiry date	Jan 23, 2034

Classification

Technology area (CPC G)Physics
CPC primaryG02F1/133607
WIPO fieldOptics
WIPO sectorInstruments

Abstract

A display apparatus is provided. The display apparatus may include a substrate, a light emitting device, a reflective layer, an optical sheet, and a display panel. The light emitting device may include a light emitting element mounted on the substrate and a lens disposed over the light emitting element. The reflective layer may be disposed over an upper surface of the substrate. The optical sheet may be disposed over the reflective layer, spaced apart from the light emitting device. The display panel may be disposed over an upper surface of the optical sheet. The lens may include a rounded convex upper surface having an aspherical shape, and a lower surface central part recessed upward from an undersurface of the lens.

Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.