Chigo M. Okonkwo

Publication Activity (10 Years)

Years Active: 2012-2022
Publications (10 Years): 11

Top Topics

Wireless Communication

Top Venues

Publications

Yunus Can Gültekin, Alex Alvarado, Olga Vassilieva, Inwoong Kim, Paparao Palacharla, Chigo M. Okonkwo, Frans M. J. Willems
Mitigating Nonlinear Interference by Limiting Energy Variations in Sphere Shaping. OFC (2022)
Yunus Can Gültekin, Alex Alvarado, Olga Vassilieva, Inwoong Kim, Paparao Palacharla, Chigo M. Okonkwo, Frans M. J. Willems
On Kurtosis-limited Enumerative Sphere Shaping for Reach Increase in Single-span Systems. ECOC (2021)
Yunus Can Gültekin, Alex Alvarado, Olga Vassilieva, Inwoong Kim, Paparao Palacharla, Chigo M. Okonkwo, Frans M. J. Willems
On Kurtosis-limited Enumerative Sphere Shaping for Reach Increase in Single-span Systems. CoRR (2021)
Talha Rahman, Bernhard Spinnler, Stefano Calabrò, Erik De Man, Antonio Napoli, Bernd Sommerkorn-Krombholz, A. M. J. Koonen, Chigo M. Okonkwo, Huug de Waardt
Flexible Data-rate and Reach Transmission Employing Hybrid Modulation and Scrambled Coherent Superposition. ECOC (2017)
John van Weerdenburg, Alex Alvarado, Juan Carlos Alvarado-Zacarias, Jose Enrique Antonio-Lopez, J. H. Bonarius, D. Molin, Marianne Bigot-Astruc, A. M. J. Koonen, Adrian Amezcua Correa, Pierre Sillard, Rodrigo Amezcua Correa, Chigo M. Okonkwo
Spatial pulse position modulation for multi-mode transmission systems. OFC (2017)
Fausto Gomez-Agis, Sjoerd van de Heide, Chigo M. Okonkwo, Eduward Tangdiongga, A. M. J. Koonen
112 Gbit/s Transmission in a 2D Beam Steering AWG-Based Optical Wireless Communication System. ECOC (2017)
Talha Rahman, Danish Rafique, Bernhard Spinnler, Antonio Napoli, Marc Bohn, A. M. J. Koonen, Chigo M. Okonkwo, Huug de Waardt
Digital subcarrier multiplexed hybrid QAM for data-rate flexibility and ROADM filtering tolerance. OFC (2016)
Talha Rahman, Danish Rafique, Bernhard Spinnler, Marc Bohn, Antonio Napoli, Chigo M. Okonkwo, Huug de Waardt
38.4Tb/s transmission of single-carrier serial line-rate 400Gb/s PM-64QAM over 328km for metro and data center interconnect applications. OFC (2016)
Zahoora Sanjabi Eznaveh, Jose Enrique Antonio-Lopez, G. Lopez-Galmiche, Jorge Rodríguez-Asomoza, Dennis Van Ras, Pierre Sillard, Axel Schülzgen, Chigo M. Okonkwo, Rodrigo Amezcua Correa
Few mode multicore photonic lantern multiplexer. OFC (2016)
J. J. A. van Weerdenburg, A. M. Velazquez-Benitez, R. G. H. van Uden, Jose Enrique Antonio-Lopez, Pierre Sillard, D. Molin, Marianne Bigot-Astruc, Adrian Amezcua Correa, F. M. Huijskens, Frank Achten, Huug de Waardt, A. M. J. Koonen, Rodrigo Amezcua Correa, Chigo M. Okonkwo
10 Spatial mode transmission over 40km 50μm core diameter multimode fiber. OFC (2016)
D. Yu, J. J. A. van Weerdenburg, E. Silekens, R. G. H. van Uden, M. Tang, D. Liu, A. M. Velazquez-Benitez, Pierre Sillard, D. Molin, Marianne Bigot-Astruc, Rodrigo Amezcua Correa, Huug de Waardt, A. M. J. Koonen, S. Fu, Chigo M. Okonkwo
Trellis coded modulation transmission over 40km 6-LP mode fiber. OFC (2016)
J. J. A. van Weerdenburg, A. M. Velazquez-Benitez, R. G. H. van Uden, Pierre Sillard, Denis Molin, Adrian Amezcua Correa, Jose Enrique Antonio-Lopez, M. Kuschnerov, F. M. Huijskens, Huug de Waardt, A. M. J. Koonen, Rodrigo Amezcua Correa, Chigo M. Okonkwo
10 Spatial mode transmission over low differential mode group delay fibre employing all-fibre photonic lanterns. ECOC (2015)
Talha Rahman, Adriana Lobato, Danish Rafique, Antonio Napoli, Marc Bohn, Chigo M. Okonkwo, A. M. J. Koonen, Huug de Waardt
Long-haul WDM transmission of 1 Tb/s superchannel. ICTON (2015)
Eric Sillekens, R. G. H. van Uden, J. J. A. van Weerdenburg, Maxim Kuschnerov, Huug de Waardt, A. M. J. Koonen, Chigo M. Okonkwo
Experimental demonstration of 8 state Turbo Trellis coded modulation employing 8 phase shift keying. ECOC (2015)
Talha Rahman, Danish Rafique, Antonio Napoli, E. de Man, Maxim Kuschnerov, Bernhard Spinnler, Marc Bohn, Chigo M. Okonkwo, Huug de Waardt
FEC overhead optimization for long-haul transmission of PM-16QAM based 400Gb/s super-channel. ECOC (2014)
Talha Rahman, Antonio Napoli, Danish Rafique, Erik De Man, Marc Bohn, Chigo M. Okonkwo, Huug de Waardt
Mitigation of filtering cascade penalties using spectral shaping in optical nodes. ECOC (2014)
Talha Rahman, Danish Rafique, Antonio Napoli, Erik De Man, Maxim Kuschnerov, Bernhard Spinnler, Marc Bohn, Chigo M. Okonkwo, Huug de Waardt
Long-haul terabit transmission (2272km) employing digitally pre-distorted quad-carrier PM-16QAM super-channel. ECOC (2014)
R. G. H. van Uden, Chigo M. Okonkwo, Haoshuo Chen, F. M. Huijskens, Huug de Waardt, A. M. J. Koonen
First experimental demonstration of a time domain multiplexed SDM receiver for MIMO transmission systems. OFC (2014)
R. G. H. van Uden, Rodrigo Amezcua Correa, E. Antonio-Lopez, F. M. Huijskens, Guifang Li, Axel Schülzgen, Huug de Waardt, A. M. J. Koonen, Chigo M. Okonkwo
1 Km hole-assisted few-mode multi-core fiber 32QAM WDM transmission. ECOC (2014)
R. G. H. van Uden, Chigo M. Okonkwo, Haoshuo Chen, Huug de Waardt, A. M. J. Koonen
6×28GBaud 128-SP-QAM transmission over 41.7 km few-mode fiber with a 6×6 MIMO FDE. OFC (2014)
R. G. H. van Uden, Chigo M. Okonkwo, Haoshuo Chen, N. V. Wheeler, Francesco Poletti, Marco N. Petrovich, David J. Richardson, Huug de Waardt, A. M. J. Koonen
8.96Tb/s (32×28GBaud×32QAM) transmission over 0.95 km 19 cell hollow-core photonic bandgap fiber. OFC (2014)
Roy G. H. van Uden, Chigo M. Okonkwo, Roel H. G. van Uden, Hugo de Waardt, Antonius M. J. Koonen
The impact of bit-width reduced MIMO equalization for few mode fiber transmission systems. ECOC (2014)
R. G. H. van Uden, Chigo M. Okonkwo, Vincent A. J. M. Sleiffer, H.-S. Chen, Maxim Kuschnerov, Huug de Waardt, A. M. J. Koonen
Employing a single DPLL for joint carrier phase estimation in few-mode fiber transmission. OFC/NFOEC (2013)
Zizheng Cao, Henricus P. A. van den Boom, M. Chen, Chigo M. Okonkwo, Shihuan Zou, Eduward Tangdiongga, L. Chen, A. M. J. Koonen
Angle-of-arrival measurement of a microwave signal based on parallel optical delay detector with accuracy monitored. OFC/NFOEC (2013)
Yan Shi, Chigo M. Okonkwo, Eduward Tangdiongga, A. M. J. Koonen
Bi-directional ultra-wideband services over large-core POF-PON based home networks. OFC/NFOEC (2013)
Vincent A. J. M. Sleiffer, Yongmin Jung, Paolo Leoni, Maxim Kuschnerov, N. V. Wheeler, Naveen K. Baddela, R. G. H. van Uden, Chigo M. Okonkwo, John R. Hayes, J. P. Wooler, E. Numkam Fokoua, Radan Slavík, Francesco Poletti, Marco N. Petrovich, V. Veljanovski, Shaif-Ul Alam, David J. Richardson, Huug de Waardt
30.7 Tb/s (96×320 Gb/s) DP-32QAM transmission over 19-cell Photonic Band Gap Fiber. OFC/NFOEC (2013)
Yan Shi, Chigo M. Okonkwo, A. M. J. Koonen, Eduward Tangdiongga
Large-core plastic optical fibre based in-home optical networks. ONDM (2012)