Osram Opto Semiconductors Gmbh

Universidad Politécnica De Madrid

Ana Maria Bengoechea Encabo

Martin Mandl

Martin Straβburg

Christopher Kölper

Martin Straßburg

Steven Albert

Enrique Calleja-Pardo

Miguel Angel Sanchez-Garcia

A light-emitting diode chip comprising:&#x2014;a semiconductor body () having a plurality of active regions (), wherein&#x2014;at least one of the active regions () has at least two subregions (),&#x2014;the active region () has at least one barrier region () arranged between two adjacent subregions () of said at least two subregions (),&#x2014;the at least two subregions () emit light of mutually different colour during operation of the light-emitting diode chip,&#x2014;in at least one of the subregions () the emission of light is generated electrically, and&#x2014;the barrier region () is configured to hinder a thermally activated redistribution of charge carriers between the two adjacent subregions (), is specified.

Light-emitting diode chip

Growing community of inventors

Madrid, Spain

Ana Maria Bengoechea Encabo