Joachim W. Walewski
Joachim W. Walewski
Senior Communications Architect
E-mail confirmado em siemens.com
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513 Mbit/s visible light communications link based on DMT-modulation of a white LED
J Vučić, C Kottke, S Nerreter, KD Langer, JW Walewski
Journal of lightwave technology 28 (24), 3512-3518, 2010
5592010
Broadband information broadcasting using LED-based interior lighting
J Grubor, S Randel, KD Langer, JW Walewski
Journal of Lightwave technology 26 (24), 3883-3892, 2008
4902008
Visible light communications: Challenges and possibilities
DC O'brien, L Zeng, H Le-Minh, G Faulkner, JW Walewski, S Randel
2008 IEEE 19th International Symposium on Personal, Indoor and Mobile Radio …, 2008
4282008
Wireless high-speed data transmission with phosphorescent white-light LEDs
J Grubor, SCJ Lee, KD Langer, T Koonen, JW Walewski
33rd European Conference and Exhibition of Optical Communication-Post …, 2007
2512007
Advanced modulation schemes for short-range optical communications
S Randel, F Breyer, SCJ Lee, JW Walewski
IEEE Journal of Selected Topics in Quantum Electronics 16 (5), 1280-1289, 2010
1712010
High-speed wireless indoor communication via visible light
J Grubor, K Langer, JW Walewski, S Randel
ITG fachbericht 198, 203, 2007
1522007
White Light Wireless Transmission at 200Mb/s Net Data Rate by Use of Discrete-Multitone Modulation
J Vucic, C Kottke, S Nerreter, A Buttner, KD Langer, JW Walewski
IEEE Photonics Technology Letters 21 (20), 1511-1513, 2009
1502009
Generation of a continuum extending to the midinfrared by pumping ZBLAN fiber with an ultrafast 1550-nm source
CL Hagen, JW Walewski, ST Sanders
IEEE Photonics Technology Letters 18 (1), 91-93, 2005
1352005
230 Mbit/s via a wireless visible-light link based on OOK modulation of phosphorescent white LEDs
J Vučić, C Kottke, S Nerreter, K Habel, A Büttner, KD Langer, ...
2010 Conference on Optical Fiber Communication (OFC/NFOEC), collocated …, 2010
1292010
Combining illumination dimming based on pulse-width modulation with visible-light communications based on discrete multitone
G Ntogari, T Kamalakis, JW Walewski, T Sphicopoulos
Journal of Optical Communications and Networking 3 (1), 56-65, 2011
1132011
Impact of nonlinear LED transfer function on discrete multitone modulation: Analytical approach
I Neokosmidis, T Kamalakis, JW Walewski, B Inan, T Sphicopoulos
Journal of Lightwave technology 27 (22), 4970-4978, 2009
1132009
Impact of LED nonlinearity on discrete multitone modulation
B Inan, SCJ Lee, S Randel, I Neokosmidis, AMJ Koonen, JW Walewski
Journal of Optical Communications and Networking 1 (5), 439-451, 2009
1092009
Bandwidth-efficient indoor optical wireless communications with white light-emitting diodes
J Grubor, S Randel, KD Langer, JW Walewski
2008 6th International Symposium on Communication Systems, Networks and …, 2008
952008
Wavelength-agile sensor applied for HCCI engine measurements
LA Kranendonk, JW Walewski, T Kim, ST Sanders
Proceedings of the Combustion Institute 30 (1), 1619-1627, 2005
872005
125 Mbit/s over 5 m wireless distance by use of OOK-modulated phosphorescent white LEDs
J Vucic, C Kottke, S Nerreter, K Habel, A Buttner, KD Langer, ...
2009 35th European Conference on Optical Communication, 1-2, 2009
812009
Hybrid wireless optics (HWO): Building the next-generation home network
O Bouchet, M El Tabach, M Wolf, DC O'Brien, GE Faulkner, JW Walewski, ...
2008 6th International Symposium on Communication Systems, Networks and …, 2008
612008
Optical wireless communications for broadband access in home area networks
KD Langer, J Grubor, O Bouchet, M El Tabach, JW Walewski, S Randel, ...
2008 10th Anniversary International Conference on Transparent Optical …, 2008
602008
Applications and evaluation of two-line atomic LIF thermometry in sooting combustion environments
J Nygren, J Engström, J Walewski, CF Kaminski, M Aldén
Measurement Science and Technology 12 (8), 1294, 2001
592001
Advances and prospects in high-speed information broadcast using phosphorescent white-light LEDs
KD Langer, J Vucic, C Kottke, LF del Rosal, S Nerreter, J Walewski
2009 11th International Conference on Transparent Optical Networks, 1-6, 2009
542009
1 Gbit/s transmission with 6.3 bit/s/Hz spectral efficiency in a 100 m standard 1 mm step-index plastic optical fibre link using adaptive multiple sub-carrier modulation
S Randel, SCJ Lee, B Spinnler, F Breyer, H Rohde, J Walewski, ...
Proc. ECOC 6, 2006
542006
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