9 international symposium lighting
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9 International Symposiumon Automotive Lighting
Steering Board
J.-P. Charret, Valeo, France
Dr.-Ing. T. DorifJen, Hella KGaA Hueck & Co., Germany
G. R. Draper, GTB, United Kingdom
Prof. Dr. M. J. Flannagan, University of Michigan, USA
H. Fratty, Fratty Consulting, France
M. Gorzkowski, Transport Canada
Dr.-Ing. M. Hamm, Automotive Lighting GmbH, Germany
Dr.-Ing. W. Huhn, Audi AG, Germany
Prof. Dr.-Ing. habil. T. Q. Khanh, TU Darmstadt, Germany
R. Krautscheid, Federal Highway Research Institute (BASt), Germany
Dr. R. Neumann, Visteon Innovation & Technology GmbH, Germany
Dr.-Ing. T. B»inpr^n«ram fimhW Qprmany
M. Sasaki, Koito M nufacturingT§.9Mfi^aM^ ^INFORMATIONSBIBLiOTHEK
UNIVERSITATSBIBLIOTHEK
HANNOVER
Contents
Foreword 1
Contents Ill
General Topics
M. J. Flannagan, University of Michigan
Visual Performance ofHeadlighting Systems and Maintenance ofAim
in Use 1
S. Sollner, Technische Universitat Darmstadt, Germany
Field Study: Driver Data on Visual Topics 13
G. Koether, Volkswagen AG, Germany
Innovative Lighting Technologies for a large-scale car manufacturer?Chances and challenges 24
Physiology - Brightness Appearance
M. Hamm, Automotive Lighting Reutlingen GmbH, Germany
Reality Check: How different is the perception ofLED-light vs. Halo¬
gen-light on the road? 39
T. Hagiwara, Hokkaido University, Japan
Assessment ofDriver's BehaviorforAvoidance of Conflict with Pe-
destrains Approachingfrom the Right in Terms ofPredicted Time Lag 51
N. Haferkemper, Technische Universitat Darmstadt, Germany
Brightness perception in the mesopic range - models and new labora¬
tory experiments 53
ISAL 2011 - Proceedings III
C. Grunert, Volkswagen AG, Germany
Psycophysical measurement of headlight glare effects on human con¬
trastperceptionfor optimizing a driving simulator 61
N. Miiller, Technische Universitat Darmstadt, Germany
Modeling of the complexity of road environment in the higher level
road network 63
C. Kettwich, Karlsruhe University of Technology, Germany
Active night vision enhancement systems and high-beam usage 73
LED AFS
M. Kleinkes, Hella KGaA Hueck & Co., Germany
Integration of dynamic beam patternfunctionalities in a Vario-LED
headlamp system 80
B. Reiss, Valeo Lighting Systems, France
Adaptive Driving Beam with LED - Beam pattern expectations 91
M. Mai, Daimler AG, Germany
Lighting systems atMercedes-Benz. A symbiosis of innovation and
safety 105
M. Scholl, Automotive Lighting Reutlingen GmbH, Germany
Electronic Headlamps improving Safety and Comfort by LED AFS
functionality 112
C. Schmidt, Hella KGaA Hueck & Co., Germany
Fully Adaptive Headlamp, the next step in intelligent lightingfunction¬
ality 122
C. Robert, Valeo Lighting Systems, France
Ambient Light Detection by Camera 133
IV ISAL 2011 - Proceedings
Signaling/DRL
J. D. Bullough, Rensselaer Polytechnic Institute, USA
Safety Benefits from. Daytime Headlamp Use During Inclement Weath¬
er 245
S. Bruckner, Technische Universitat Darmstadt, Germany
Double-binned LEDs reduce inhomogeneity in rearlamps? 254
F. Aust, Ford Motor Company, Germany
Adaptive daytime nmning lights - a potential solution avoiding con¬
sumer glare perception ..264
M. Bbhm, Technische Universitat Berlin, Germany
Effects ofDaytime Running Lights on Vulnerable Road Users 2 77
S. Sinesi, Centra Ricerche Plast-Optica, Italy
Thermo-Structural analysis ofRear lights 289
Optics
P. Brick, Osram GmbH, Germany
Optical concepts for a combined low-beam and high-beam out of a
single LED 206
A. Perrotin, Valeo Lighting Systems, France
New Efficient Optics (NEO) 222
Y. Okubo, Ichikoh Industries Ltd., Japan
LED Reflector Module for Headlamp - Perspectives 222
M. Gebauer, Automotive Lighting Reutlingen GmbH, Germany
Optical Challenge in Total Internal Reflection - Styling and LightingPossibilities with transparent Materials using Light Guide Technology 228
ISAL 2011 - Proceedings V
B. Stauss, Automotive Lighting Reutlingen GmbH, Germany
High-Precision Plastic Lenses - Styling, Optical Design, ManufacturingProcess 236
Front Lighting I
T. Warwel, Ford Motor Company, Germany
Challenges of Glare Free High Beam technology 247
Y. Shibata, Koito Manufacturing Co., Japan
The road shoulder beam which improves nighttime visibility in the rain.... 248
A. Moser, Zizala Lichtsysteme GmbH, Austria
Matrix Light - Combining Styling, Functionality and Scalability 261
J. Suckling, Sharp Laboratories of Europe Ltd., United Kingdom
'Laser headlight'for Next Generation Automotive Lighting 271
LED Technology
J. Schug, Philips Technologie GmbH, Germany
LED sources for second generation LED headlamps 284
F. Singer, Osram GmbH, Germany
High Power Multichip LEDs for FrontlightingApplications - The Evolu¬
tion Continues 286
C. Buchberger, Automotive Lighting Reutlingen GmbH, Germany
Future High- and Low- End LED Performance Criteria 296
M. Zitzlsperger, Osram GmbH, Germany
Next Generation SMT LEDfor Automotive Signalling and Forward
Lighting Functions 306
VI ISAL 2011 - Proceedings
Marking Light Effect/pedestrian Protection
P. Stroop, L-Lab, Germany
Safety Benefit of Marking light-an empirical study 315
D. Schneider, BMW Group, Germany
Markinglight: Safety enhancement by Markinglight Systems and their
technical implementation 320
M. Bang, Hyundai Mobis, Korea
The Development of the Spot Light System to Reduce Pedestrian Acci¬
dents at Night 327
P. Kunzl, Visteon-Autopal, s.r.o., Czech Republic
Challenge in fulfilling the upcoming demands ofpedestrian protection 339
Physiology - Glare
P. Bodrogi, Technische Universitat Darmstadt, Germany
Discomfort glare under automotive conditions - spectral behavior and
mechanisms 346
M. Niedling, Technische Universitat Berlin, Germany
Influence ofadaptive interior lighting in vehicles on the discomfort and
disability glare 353
B. Zydek, Technische Universitat Darmstadt, Germany
A new concept of disability glare under traffic lighting conditions: ex¬
perimental set-up, results and analysis of spectral sensitivity 362
J.-H. Sprute, Bertrandt Ingenieurbiiro GmbH, Germany
Dynamic Glare Assessment - Defining Undue Glare in Night-time Driv¬
ing 372
ISAL 2011 - Proceedings VII
Light Source
M. Shido, Koito Manufacturing Co., Japan
Development of Ballast-Integrated Ceramic HID Lampsfor Automotive
Headlamps 382
G. Liittgens, Philips Technologie GmbH, Germany
Compactness and simplicity in 25WHID - D5S 389
L. Menzel, Osram GmbH, Germany
25WHID - best choice for energy efficient and cost-effective head¬
lights with superiorperformance 399
M. Kiesel, Automotive Lighting Reutlingen GmbH, Germany
Performance Benchmark Investigation of the new D5S (25 W) BiXen-
on System 408
Motorcycle
R. Krautscheid, BASt, Germany
Better road illumination for motorcycles 419
J. Altmann, Zizala Lichtsysteme GmbH, Austria
Adaptive Xenon Headlampfor motorcycles 431
N. Miiller, BASt, Germany
Conspicuity ofpowered-two wheelers 442
OLED
T. Vieregge, Hella KGaA Hueck & Co., Germany
OLEDs - Potential and challenges for automotive lighting 453
B. D. Vidalet, Astron FIAMM, France
OLED for Transport Applications 459
VIII ISAL 2011 - Proceedings
Marking Light Technology
E.-O. Rosenhahn, Automotive Lighting Reutlingen GmbH, Germany
Active Markerlight as a Future Safety Feature 460
H. Eggers, Daimler AG, Germany
A Night Vision System with Spotlight / Marking Light. 471
H. Honsel, L-Lab, Germany
Realisation of marking light by a fusion ofFIR and NIR camera in¬
formation 484
M. H. Hoerter, Karlsruhe Institute of Technology, Germany
Advanced Object Trackingfor a Marking Light Approach 502
Front Lighting II
J. Laur, Automotive Lighting Reutlingen GmbH, Germany
Thousand partsfor a headlamp? Modular design in complex high per¬
formance LED headlamps 516
T. Lee, Hyundai Mobis, Korea
The Development of the Automotive Headlamp using the DMD 524
M. Thorn, Daimler AG, Germany
Headlight Range Calibration During Driving Operation 535
M. Joshi, International Centre for Automotive Technology, India
Optimization of on-road light distribution of main-beam headlamp
through change infilamentposition of the light source: Study to re¬
solve the paradox between visibility and glare 550
ISAL 2011 - Proceedings IX
Light Distribution
S. Weber, BMW Group, Germany
Development of energy efficient car lighting systems and adaptive
ECO-light control strategies 555
P. Cerny, Skoda Auto a.s., Czech Republic
Dynamic Benchmarking - new evaluation scheme for road illumina¬
tion 572
T. Targosinski, Motor Transport Institute, Poland
Headlamp Levelling - ECE Regulations and Real Operational Condi¬
tions 587
B. von Mlanckenhagen, Automotive Lighting Reutlingen GmbH, Germany
Headlight Performance Analysis: Experience according to the CIE
TC4-45 method 602
S. Gelfi, Renault s.a.s., France
Numerical Simulation and Virtual Reality to Help Specify Future
GFHB System 622
LED Headlamps
S. Berlitz, Audi AG, Germany
Next LED Head Lights 623
R. Neumann, Visteon Innovation & Technology GmbH, Germany
Future LED Headlamps - Opportunities to improve Light Performance.... 634
J. Kratochvil, Visteon-Autopal s.r.o., Czech Republic
Affordable LED headlamp solutions 641
W. Pohlmann, Hella KGaA Hueck & Co., Germany
Robustness of LED Components and LED Systems 649
K ISAL 2011 - Proceedings
Poster Presentations
0. Klepan, Automotive Lighting Reutlingen GmbH, Germany
UNECE Regulation at 13.2V - Blessing or Curse? 658
T. Gocke, BMW Group, Germany
Objective colour rating system of automotive signalfunctions with
more than one light source 671
R. Glowienko, Audi AG, Germany
Cooling ofLEDs with Synthetic Jets 681
S. Ahiad, Valeo Lighting Systems, France
Multifunctional camerafor rain detection and wiping automation 692
M. Miigge, Hella KGaA Hueck & Co., Germany
Glowing Bodies - Actual developments and future functionalities for
homogeneous signal lighting 693
D. Hulik, Osram GmbH, USA
Light Guide Trends and Solutions 695
R. Gallen, Universite Paris-Est, France
A conventional approach to nighttime visibility in adverse weather
conditions 696
D. Boebel, Automotive Lighting Reutlingen GmbH, Germany
Modern Streamline Car Shapes - Challenges for the Optical Design of
Signal Functions in Headlamps 70S
A. Leroux, Valeo Lighting Systems, France
Compact Halogen Modules - Market trends and solutions 716
J. Foltin, Robert Bosch GmbH, Germany
Analysis and Randomized Construction of Vehicle Environmentfor
Objective Evaluation of Headlight Assistant Systems 717
ISAL 2011 - Proceedings XI
M. Cejnek, Visteon-Autopal, s.r.o., Czech Republic
Headlamps Low Beam Performance Rating System 732
M. Klein, Visteon Innovation & Technologie GmbH, Germany
Future LED Headlamps: Standardized Electronic Concepts 743
U. Schloder, Automotive Lighting Reutlingen GmbH, Germany
The ONE-LED-DRL: Efficiency versus Design? 750
A. Ladenburger, Automotive Lighting Reutlingen GmbH, Germany
Homogeneity ofsignal lamps - from simulation to reality 759
A. Kaltenbach, BMW Group, Germany
Headlamp versions - can we think of an of-the-shelf offer structure? 764
A. Freiding, Hyundai Motor Europe Technical Center GmbH, Germany
Investigations of the human eye's mesopic spectral sensitivity 768
P. Albou, Valeo Lighting Systems, France
LED frontfog lamps 779
C. Sanchez-Ramos, University Complutense of Madrid, Spain
Contrast sensitivity and mesopic logMAR scale visual acuity on miosis
induced by diffuse lighting 795
K. Kikuchi, Ichikoh Industries Ltd., Japan
Thermal simulation of LED unitfor Headlamp and Rear lamp 797
B. Fleury, Valeo Lighting Systems, France
LED Market trends 808
V. Q. Trinh, Technische Universitat Darmstadt, Germany
Accurate measurement of the pn-Junction Temperature of HP-LEDs -
Methods and results 809
XII ISAL 2011 - Proceedings
R. Lenhardt, Brandenburg GmbH, Germany
Use Cases of Real Time AFS Simulation 828
B. Kettlein, Delvis GmbH, Germany
Full LED Headlamp for predictive lighting functions 836
A. Chotard, Valeo Lighting Systems, France
LED Rearlamp with 3D Effect 844
M. Nagel, Automotive Lighting Reutlingen GmbH, Germany
Efficiency ofLED Signal Lamps 845
Y. Suzawa, Utsunomiya University, Japan
Visibility for non-uniform background and its application to tunnel en¬
trance lighting. 853
E. Mornet, Valeo Lighting Systems, France
LED Cooling solutions 863
J. Ravier, Valeo Lighting Systems, France
LED Challenges for style and standardization 864
C. Seung, SL Corporation, Korea
A Study on Predictable Program ofLED Junction Temperature in Nat¬
ural Convection 865
Written Contributions
M. Isack, Georg-Simon-Ohm Hochschule Nurnberg, Germany
Thermal Simulation ofLighting Systems with Open Source Software 878
A. Bielawny, Brandenburg GmbH, Germany
Principles of backlightingfunctions in automotive lighting 890
ISAL 2011 - Proceedings Xlll
T. Schmidt, GXC Coatings GmbH, Germany
Nanotechnology self-cleaning coatingprocesses for improving trans¬
mission under adverse environmental conditions 905
C. Platho, Human-Factors-Consult GmbH, Germany
Do low beam headlights as DRL influence gaze behavior and draw offattention from vulnerable road users? 906
A. Esterl, Calitronic Systems Ltd., Germany
Different ways of measuring a LED turn signal lamp 92 9
F. Scherer, Delvis GmbH, Germany
R18 High Performance LED Headlampfor Motorsports 920
M. Marutzky, IAV GmbH, Germany
The TrabantnT and innovative vehicle lightingperformance tests 921
J. Orisich, ValeoSylvania VIS, USA
Leading Edge Technology for Front DRL orTI 934
J. Slavonec, Hella KGaA Hueck & Co., Germany
Thermomanagement in LED lamps 935
D. Janecek, Visteon-Autopal, s.r.o., Czech Republic
Powerful 3D Management ofDimensions and Tolerances 948
G. Hasna, Optis, France
Head Lamp Performance Simulator. 955
P. Sharma, NXP Semiconductors, Netherlands
Challengesfor Electronic Solutions inAutomotive LED Lighting 961
D. Decker, Bertrandt Ingenieurbiiro GmbH, Germany
Challenges for Automobile Lighting Engineering 972
OV ISAL 2011 - Proceedings
C. Sanchez-Ramos, University Complutense of Madrid, Spain
Oscillations of mesopic pupil size and refraction depending on inside
and outside-vehicle fixation point 973
M. Kropac, Visteon-Autopal, s.r.o., Czech Republic
Influence of market demands on styling of the exterior signal lighting 975
G. Hasna, Optis, France
Digital Vision and Surveillance 986
K. Anderson, Brandenburg GmbH, Germany
Development and Use of the TC4-45 Assessmentfor Headlamp Beam
Pattern Benchmarking 994
C. Befelein, CB-Lichtdesign, Germany
Creation of Interior Lighting between Emotions, Design and Function 1001
H. Yoa-Min, Automotive Research Testing Center, Taiwan
Micro Structures Design of OLED Tail Lamp 1011
L. Lukacs, Ford South America Operations, Brasil
Challenges to develop a global beampatternfor ECE markets around
the world 2021
B. Reiss, Valeo Lighting Systems, France
LED Bifunction Modules 1031
M. Thorn, Daimler AG, Germany
Pedestrian Highlighting using Programmable LED Headlights 1032
J. Bullough, Rensselaer Polytechnic Institute, USA
Influence ofIntelligent Vehicle Headlamps on Pedestrian Visibility in
Roundabouts 1047
ISAL 2011 - Proceedings XV
M. Englert, University of Applied Sciences Darmstadt, Germany
Classification and optimization ofvolume diffusorsfor LED lighting
applications 1061
XVI ISAL 2011 - Proceedings
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