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Dive into the research topics where Petrus Sundgren is active.

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Featured researches published by Petrus Sundgren.


Proceedings of SPIE | 2014

New developments on high-efficiency infrared and InGaAlP light-emitting diodes at OSRAM Opto Semiconductors

Markus Broell; Petrus Sundgren; Andreas Rudolph; Wolfgang Schmid; Anton Vogl; Martin Behringer

We present our latest results on developments of infrared and red light emitting diodes. Both chiptypes are based on the Thinfilm technology. For infrared the brightness has been raised by 25% with respect to former products in a package with standard silicon casting, corresponding to a brightness increase of 33% for the bare chip. In a lab package a wallplug efficiency of more than 72% at a wavelength of 850nm could be reached. For red InGaAlP LEDs we could demonstrate a light output in excess of 200lm/W and a brightness of 133lm at a typical operating current of 350mA.


Archive | 2011

Light-Emitting Diode Chip with Current Spreading Layer

Petrus Sundgren; Elmar Baur; Martin Hohenadler; Clemens Hofmann


Archive | 2011

Leuchtdiodenchip mit Stromaufweitungsschicht

Petrus Sundgren; Elmar Baur; Martin Hohenadler; Clemens Hofmann


Archive | 2015

Method for detaching a substrate, device for carrying out such a method and pumping device for pumping etching solution

Petrus Sundgren; Marco Englhard; Martin Rudolf Behringer; Christoph Klemp


Archive | 2008

Optoelectronic semiconductor chip e.g. super luminescent diode, for use in e.g. backlight of display, has active layer for producing radiations whose pumping path is formed in meander shape and limited by mesa trenches in lateral section

Elmar Baur; Clemens Hofmann; Norbert Linder; Petrus Sundgren


Archive | 2018

METHOD OF ADAPTING EMITTED RADIATION FROM LIGHT-EMITTING DIODES IN PIXELS OF A DISPLAY APPARATUS, AND DISPLAY APPARATUS

Andreas Biebersdorf; Philipp Kreuter; Christoph Klemp; Jens Ebbecke; Ines Pietzonka; Petrus Sundgren


Archive | 2018

Verfahren zum Ausrichten von Halbleiterchips, Verfahren zum Anordnen von Halbleiterchips, Vorrichtung zur Herstellung eines Halbleiterbauteils und Halbleiterbauteil

Philipp Kreuter; Andreas Biebersdorf; Christoph Klemp; Jens Ebbecke; Ines Pietzonka; Petrus Sundgren


Archive | 2018

PROCÉDÉ POUR ORIENTER DES PUCES SEMI-CONDUCTRICES, PROCÉDÉ POUR DISPOSER DES PUCES SEMI-CONDUCTRICES, DISPOSITIF POUR FABRIQUER UN COMPOSANT À SEMI-CONDUCTEUR ET COMPOSANT À SEMI-CONDUCTEUR

Philipp Kreuter; Andreas Biebersdorf; Christoph Klemp; Jens Ebbecke; Ines Pietzonka; Petrus Sundgren


Archive | 2017

Light Emitting Diode Chip Having Temperature Compensation of the Wavelength

Andreas Rudolph; Petrus Sundgren; Ivar Tångring


Archive | 2016

LIGHT-EMITTING DIODE CHIP HAVING CURRENT DIFFUSION LAYER

Petrus Sundgren; Elmar Baur; Martin Hohenadler; Clemens Hofmann

Collaboration


Dive into the Petrus Sundgren's collaboration.

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Ivar Tångring

Osram Opto Semiconductors GmbH

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Jens Ebbecke

Osram Opto Semiconductors GmbH

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Christoph Klemp

Osram Opto Semiconductors GmbH

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Clemens Hofmann

Osram Opto Semiconductors GmbH

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Elmar Baur

Osram Opto Semiconductors GmbH

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Andreas Biebersdorf

Osram Opto Semiconductors GmbH

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Andreas Rudolph

Osram Opto Semiconductors GmbH

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Claudia Kauss

Osram Opto Semiconductors GmbH

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Ines Pietzonka

Osram Opto Semiconductors GmbH

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Martin Hohenadler

Osram Opto Semiconductors GmbH

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