Patent · US Active

LED semiconductor body and use of an LED semiconductor body

US7932526B2 · kind B2 · utility

1Cited by

1References

21Claims

0Family size

Assignee

OSRAM Opto Semiconductors GmbH · DE

Inventors

Reiner Windisch · Nittendorf, DE
Günther Grönninger · Dietenhofen, DE
Peter Heidborn · Bad Kötzting, DE
Christian Jung · Hallstadt, DE
Walter Wegleiter · Nittendorf, DE

Key dates

Filing date	Dec 13, 2006
Grant date	Apr 26, 2011
Priority date	—
Expiry date	Dec 22, 2026

Classification

Technology area (CPC H)Electricity
CPC primaryH10H20/841
WIPO fieldSemiconductors
WIPO sectorElectrical engineering

Abstract

An LED semiconductor body comprising a first radiation-generating active layer and a second radiation-generating active layer, the first active layer and the second active layer being arranged one above another in the vertical direction.

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