Patent · US Active

Light emitting device including a filter and a protective layer

US9543478B2 · kind B2 · utility

7Cited by

2References

16Claims

0Family size

Assignee

KONINIKLIJKE PHILIPS N.V. · NL

Inventors

April D. Schricker · Fremont, US
Hans-Helmut Bechtel · Roetgen, DE
Kim Kevin Mai · San Jose, US
Thomas Diederich · Stolberg, DE
Joost Peter Andre Vogels · Eindhoven, NL
Uwe Mackens · Aachen, DE
Matthias Heidemann · Aachen, DE

Key dates

Filing date	Oct 25, 2013
Grant date	Jan 10, 2017
Priority date	—
Expiry date	Oct 25, 2033

Classification

Technology area (CPC H)Electricity
CPC primaryH10H20/8514
WIPO fieldSemiconductors
WIPO sectorElectrical engineering

Abstract

A method according to embodiments of the invention includes providing a plurality of LEDs (60) attached to a mount (62). A filter (102) is attached to at least one of the plurality of LEDs. A protective layer (104) is formed over the filter. A reflective layer (74) is formed over the mount. A portion of the reflective layer disposed over the protective layer is removed.

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