Light is Life. Modern Light out of Europe. Event Optische Technologien, Brussels OSRAM Opto Semiconductors GmbH.

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Event Optische Technologien, Brussels 09.11.

Stapp OSRAM Opto Semiconductors GmbH 9.11.

1 Event Optische Technologien, Brussels Modern Light out of Europe Bernhard Stapp OSRAM Opto Semiconductors GmbH Seite: 1 Light is Life Seite: 2

2 ..and our modern world is based on artificial light Modern light out of Europe. is - highly efficient = energy saving - durable = economical - excellent in colour rendering - adaptive = controllable in brightness and colour coordinates - scalable Seite: 3 Solid-state Lighting = Semiconductor light from crystals and organic materials are the emerging technologies. 100 Light Source Efficiency Lumen/Watt 50 Incandescent Halogen CFL Potential Fluorescent Status White Semiconductors High R&D efforts needed!! White O Seite: 4

3 White s are on a steep improvement curve. 100 Light source efficiency Lumen/Watt Standard Light Sources Year of invention Metal halide White 2010 Fluorescent // 2005 Mercury CFL Halogen Incandescent Seite: 5..there are less then 10 years between the first white s in 1996 and today s powermodules Progress of White s since 1996 is impressive Improvement factor Internal Q.E. 10 % 40 % 4 Light extraction E. 25 % 75 % 3 Flux per device 0,5 lm 100 lm 200 Costs per Lumen ~ 2 < 0, Seite: 6

p-n-junction in bulk Micrometer scale InGa N GaN 2-D quantum films Nanometer scale 3-D quantum dots Nanometer scale

..with potential for even more improvement 10 3 + 30 x (Increase) / Decade 10 3 Light flux / Device [lm] 10 0 10-3 - 10

4 s are Applied Nanotechnology. Light extraction & λ-conversion through Photonic band gap structure Nanophosphors Nano structure Planar surface p-n-junction in bulk Micrometer scale InGa N GaN 2-D quantum films Nanometer scale 3-D quantum dots Nanometer scale Surface plasmons Light generation in the crystal through in the past today in the future Seite: 7...with potential for even more improvement x (Increase) / Decade 10 3 Light flux / Device [lm] x (Reduction) / Decade Year Source: R. Haitz, Agilent The R&D challenges are: Higher efficiency, More flux per package, Thermal management, Lower cost per lumen Costs / Lumen [$] Seite: 8

The European Automotive industry has been pioneering semiconductor

highly dynamic market High color gamut with power s Emissive & flat

5 The European Automotive industry has been pioneering semiconductor lighting, the major trends are X by - wire exterior for more safety and innovative designs Rear comb. light Head lamps Infosystems based on Solid-state LS -based HuD Navigation system w. RGB laser projection ACC with HP laser 2007 / 2008: The first -only car!!! Seite: 9 Opto Semiconductors in visualisation and information: a highly dynamic market High color gamut with power s Emissive & flat displays with O Mobility with Compact LS Brilliant pictures with compact RGB lasers B/L for LCD flat screens O full colour screens Compact personal mini projectors Seite: 10 1 RGB laser projection Penetration of Solid-state light from small to large screens

New opportunities in illumination using s White and all

point source & optics Adaptive lighting by combining CFL

Spotlight Traffic signal Hybrid lamp (CFL + ) Light

illumination is efficient and adaptive 9.11.

perception to biological performance Visual Performance

Illuminance Colour temperature Colour rendering Alertness

6 New opportunities in illumination using s White and all colours by λ-conversion High utilization of photons by point source & optics Adaptive lighting by combining CFL and Dynamic colours & flexible designs Efficient phosphors Spotlight Traffic signal Hybrid lamp (CFL + ) Light (colour) effects & architectural lighting Solid-state illumination is efficient and adaptive Seite: 11 Light and Quality of Life from visual perception to biological performance Visual Performance Biological Performance Spectral energy distrib. Illuminance Colour temperature Colour rendering Alertness Tiredness Hormone production Vitality Solid-state Lighting enables the tuning of the biological parameters Seite: 12

Os: From small displays to large screens and into area light sources Panel Size Signage Area Light Displays The Wallpaper O

2004 Seite: 13 s: a multi-billion Euro business EU-General Lighting Fixture ( Target) Market 14000 11900 12000 Total Market size

World Market Size will be 3 3 U$ (2010) Market size Mio U$ 3000 2000 1000 390 $ cagr : 43% 3300 $ 0 2002 2004 2006 2008 2010

15% in Europe Market size Mio U$ 8000 7000 6000 5000 4000 3000 2000 1000 HB- 2003 3800 2900 $ 4700 $ 43% Backlighting 17% Signage

7 Os: From small displays to large screens and into area light sources Panel Size Signage Area Light Displays The Wallpaper O Display Small Displays Large Flat Panel Displays Increasing Pixel Count / Content O displays and lighting will converge Seite: 13 s: a multi-billion Euro business EU-General Lighting Fixture ( Target) Market Total Market size Mio Source: Centre for Industrial Studies 2700 O World Market Size will be 3 3 U$ (2010) Market size Mio U$ $ cagr : 43% 3300 $ Source: isuppli Corporation O 2004 World Market Size is 4 7 U$ (2004) approx. 15% in Europe Market size Mio U$ HB $ 4700 $ 43% Backlighting 17% Signage 12% Automotive 12% Keypad Light. 9% Traffic Signals 7% Illumination, HB cagr : 25% Hi Brightn. Standard 6800 $ Source: isuppli Corporation 10/ Seite: 14

8 Our vision for modern light from Europe: Adaptive lighting only car powered LCD TV-screen Slim O signage Laser projection on every free form surface 3000 Lumen light source Flexible O screens in 5 years ultra-efficient lighting O wallpaper for infotainment everywhere Light for Health and Quality of Life in 10 years in 20 years Seite: 15

Nano Technology drives LED Advancements

Frontiers in Materials Science & Technology Nano Technology drives LED Advancements Dr. Norbert Stath Osram Opto Semiconductors GmbH, Regensburg Outline Progress of LEDs Material quality and nano structures