Patent · US Active

Light module

US8100574B2 · kind B2 · utility

0Cited by

3References

17Claims

0Family size

Assignee

YOUNG LIGHTING TECHNOLOGY INC. · TW

Inventors

Wei Wang · Palo Alto, US
Udo Custodis · Munich, DE

Key dates

Filing date	May 20, 2010
Grant date	Jan 24, 2012
Priority date	—
Expiry date	Jun 10, 2030

Classification

Technology area (CPC G)Physics
CPC primaryG02B6/0078
WIPO fieldElectrical machinery, apparatus, energy
WIPO sectorElectrical engineering

Abstract

A light module includes a light guide plate, a light bar, and a first reflector. The light guide plate has a first edge surface, a second edge surface, and a top surface serving as a light-outgoing surface. The light bar is disposed on the first edge surface for providing an edge light source into the light guide plate. The light bar has a plurality of light-emitting devices. The first reflector is disposed on the second edge surface to reflect light back to a region above the light bar.

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