Aleksejs Udalcovs

According to our database, Aleksejs Udalcovs authored at least 54 papers between 2011 and 2023.

Collaborative distances:

• Dijkstra number of five.
• Erdős number of four.

2023

106.25 Gbaud 4-Level Pulse Amplitude Modulation Links Supporting (2x)100Gigabit Ethernet on Single Lambda.

Oskars Ozolins, Armands Ostrovskis, Toms Salgals, Benjamin Krüger, Fabio Pittalà, Mahdieh Joharifar, Richard Schatz, Di Che, Yasuhiro Matsui, Thomas Dippon, Yuchuan Fan, Aleksejs Udalcovs, Marek Chacinski, Urban Westergren, Lu Zhang, Haïk Mardoyan, Xianbin Yu, Sandis Spolitis, Sergei Popov, Markus Gruen, Vjaceslavs Bobrovs, Hadrien Louchet, Xiaodan Pang

Proceedings of the Optical Fiber Communications Conference and Exhibition, 2023

2022

Constellation diagrams for spectrum anomaly detection in optical networks.

Carlos Natalino, Aleksejs Udalcovs, Lena Wosinska, Oskars Ozolins, Marija Furdek

Dataset, May, 2022

FPGA-Implemented Fractal Decoder with Forward Error Correction in Short-Reach Optical Interconnects.

Svitlana Matsenko, Oleksiy Borysenko, Sandis Spolitis, Aleksejs Udalcovs, Lilita Gegere, Aleksandr Krotov, Oskars Ozolins, Vjaceslavs Bobrovs

Entropy, 2022

High Baudrate Short-Reach Communication.

Oskars Ozolins, Toms Salgals, Hadrien Louchet, Mahdieh Joharifar, Richard Schatz, Di Che, Yasuhiro Matsui, Markus Gruen, Thomas Dippon, Fabio Pittalà, Benjamin Krüger, Yuchuan Fan, Aleksejs Udalcovs, Urban Westergren, Lu Zhang, Xianbin Yu, Sandis Spolitis, Vjaceslavs Bobrovs, Sergei Popov, Xiaodan Pang

Proceedings of the 2022 27th OptoElectronics and Communications Conference (OECC) and 2022 International Conference on Photonics in Switching and Computing (PSC), 2022

11 Gb/s LWIR FSO Transmission at 9.6 µm using a Directly-Modulated Quantum Cascade Laser and an Uncooled Quantum Cascade Detector.

Xiaodan Pang, Hamza Dely, Richard Schatz, Djamal Gacemi, Mahdieh Joharifar, Toms Salgals, Aleksejs Udalcovs, Yan-Ting Sun, Yuchuan Fan, Lu Zhang, Etienne Rodriguez, Sandis Spolitis, Vjaceslavs Bobrovs, Xianbin Yu, Sebastian Lourdudoss, Sergei Popov, Oskars Ozolins, Angela Vasanelli, Carlo Sirtori

Proceedings of the Optical Fiber Communications Conference and Exhibition, 2022

Optical Amplification-Free 200 Gbaud On-Off Keying Link for Intra-Data Center Communications.

Oskars Ozolins, Toms Salgals, Hadrien Louchet, Mahdieh Joharifar, Richard Schatz, Markus Gruen, Thomas Dippon, Benjamin Krüger, Di Che, Yasuhiro Matsui, Yuchuan Fan, Aleksejs Udalcovs, Lu Zhang, Xianbin Yu, Sandis Spolitis, Vjaceslavs Bobrovs, Sergei Popov, Xiaodan Pang

Proceedings of the Optical Fiber Communications Conference and Exhibition, 2022

2021

Fast signal quality monitoring for coherent communications enabled by CNN-based EVM estimation.

Yuchuan Fan, Aleksejs Udalcovs, Xiaodan Pang, Carlos Natalino, Marija Furdek, Sergei Popov, Oskars Ozolins

JOCN, 2021

Experimental validation of CNNs versus FFNNs for time- and energy-efficient EVM estimation in coherent optical systems.

Yuchuan Fan, Aleksejs Udalcovs, Carlos Natalino, Xiaodan Pang, Richard Schatz, Marija Furdek, Sergei Popov, Oskars Ozolins

JOCN, 2021

Spectrum Anomaly Detection for Optical Network Monitoring Using Deep Unsupervised Learning.

Carlos Natalino, Aleksejs Udalcovs, Lena Wosinska, Oskars Ozolins, Marija Furdek

IEEE Commun. Lett., 2021

Up to 6 Gbps Mid-Infrared Free-Space Transmission with a Directly Modulated Quantum Cascade Laser.

Xiaodan Pang, Richard Schatz, Mahdieh Joharifar, Aleksejs Udalcovs, Vjaceslavs Bobrovs, Lu Zhang, Xianbin Yu, Yan-Ting Sun, Sergei Popov, Sebastian Lourdudoss, Oskars Ozolins

Proceedings of the European Conference on Optical Communication, 2021

Free-Space Transmissions in the Upper- and Lower-THz Bands Assisted with Photonics.

Xiaodan Pang, Oskars Ozolins, Shi Jia, Lu Zhang, Richard Schatz, Aleksejs Udalcovs, Vjaceslavs Bobrovs, Hao Hu, Toshio Morioka, Yan-Ting Sun, Jiajia Chen, Sebastian Lourdudoss, Leif K. Oxenløwe, Sergei Popov, Xianbin Yu

Proceedings of the European Conference on Optical Communication, 2021

Laser Linewidth Tolerant EVM Estimation Approach for Intelligent Signal Quality Monitoring Relying on Feedforward Neural Networks.

Yuchuan Fan, Xiaodan Pang, Aleksejs Udalcovs, Carlos Natalino, Richard Schatz, Marija Furdek, Sergei Popov, Oskars Ozolins

Proceedings of the European Conference on Optical Communication, 2021

2020

2020_JOCN_Constellation_Dataset.

Yuchuan Fan, Aleksejs Udalcovs, Xiaodan Pang, Carlos Natalino, Marija Furdek, Sergei Popov, Oskars Ozolins

Dataset, November, 2020

Kernel Affine Projection for Nonlinearity Tolerant Optical Short Reach Systems.

Lu Zhang, Jiajia Chen, Aleksejs Udalcovs, Xiaodan Pang, Richard Schatz, Urban Westergren, Sergei Popov, Shilin Xiao, Oskars Ozolins

IEEE Trans. Commun., 2020

Total Cost of Ownership of Digital vs. Analog Radio-Over-Fiber Architectures for 5G Fronthauling.

Aleksejs Udalcovs, Marco Levantesi, Patryk J. Urban, Darli A. A. Mello, Roberto Gaudino, Oskars Ozolins, Paolo Monti

IEEE Access, 2020

Telecommunication Compatibility Evaluation for Co-existing Quantum Key Distribution in Homogenous Multicore Fiber.

Rui Lin, Aleksejs Udalcovs, Oskars Ozolins, Xiaodan Pang, Lin Gan, Ming Tang, Songnian Fu, Sergei Popov, Thiago Ferreira da Silva, Guilherme B. Xavier, Jiajia Chen

IEEE Access, 2020

300 Gbps Short-Reach C-Band Optical Links.

Oskars Ozolins, Lu Zhang, Aleksejs Udalcovs, Hadrien Louchet, Thomas Dippon, Markus Gruen, Xiaodan Pang, Richard Schatz, Urban Westergren, Shilin Xiao, Sergei Popov, Jiajia Chen

Proceedings of the 22nd International Conference on Transparent Optical Networks, 2020

Polarization Dynamics of Coupled Raman Lasers.

Stanislav Kolpakov, Sergey V. Sergeyev, Aleksejs Udalcovs, Xiaodan Pang, Oskars Ozolins, Richard Schatz, Sergei Popov

Proceedings of the 22nd International Conference on Transparent Optical Networks, 2020

2019

Toward Terabit Digital Radio over Fiber Systems: Architecture and Key Technologies.

Lu Zhang, Aleksejs Udalcovs, Rui Lin, Oskars Ozolins, Xiaodan Pang, Lin Gan, Richard Schatz, Ming Tang, Songnian Fu, Deming Liu, Weijun Tong, Sergei Popov, Gunnar Jacobsen, Weisheng Hu, Shilin Xiao, Jiajia Chen

IEEE Commun. Mag., 2019

Beyond 200 Gbps Per Lane Intensity Modulation Direct Detection (IM/DD) Transmissions for Optical Interconnects: Challenges and Recent Developments.

Xiaodan Pang, Oskars Ozolins, Lu Zhang, Aleksejs Udalcovs, Rui Lin, Richard Schatz, Urban Westergren, Shilin Xiao, Weisheng Hu, Gunnar Jacobsen, Sergei Popov, Jiajia Chen

Proceedings of the Optical Fiber Communications Conference and Exhibition, 2019

Spontaneous Raman Scattering Effects in Multicore Fibers: Impact on Coexistence of Quantum and Classical Channels.

Rui Lin, Lin Gan, Aleksejs Udalcovs, Oskars Ozolins, Xiaodan Pang, Li Shen, Sergei Popov, Ming Tang, Songnian Fu, Weijun Tong, Deming Liu, Thiago Ferreira da Silva, Guilherme B. Xavier, Jiajia Chen

Proceedings of the Optical Fiber Communications Conference and Exhibition, 2019

Integrated Dual-DFB Laser for 408 GHz Carrier Generation Enabling 131 Gbit/s Wireless Transmission over 10.7 Meters.

Shi Jia, Mu-Chieh Lo, Lu Zhang, Oskars Ozolins, Aleksejs Udalcovs, Deming Kong, Xiaodan Pang, Xianbin Yu, Shilin Xiao, Sergei Popov, Jiajia Chen, Guillermo Carpintero, Toshio Morioka, Hao Hu, Leif K. Oxenløwe

Proceedings of the Optical Fiber Communications Conference and Exhibition, 2019

Towards 25+Gbpsλ IM-DD PON: NRZ, Duobinary, PAM4, and DMT Transmission and Optical Budget Comparison.

Aleksejs Udalcovs, Lu Zhang, Anders Djupsjöbacka, Shilin Xiao, Jiajia Chen, Sergei Popov, Oskars Ozolins

Proceedings of the 21st International Conference on Transparent Optical Networks, 2019

Multilevel Modulation at 100 Gbaud for Short Reach C-Band Links.

Oskars Ozolins, Xiaodan Pang, Aleksejs Udalcovs, Lu Zhang, Richard Schatz, Urban Westergren, Gunnar Jacobsen, Jiajia Chen, Sergei Popov

Proceedings of the 21st International Conference on Transparent Optical Networks, 2019

Embedding Quantum Key Distribution into Optical Telecom Communication Systems.

R. Lin, Aleksejs Udalcovs, Oskars Ozolins, M. Tang, S. Fu, Sergei Popov, Thiago Ferreira da Silva, Guilherme B. Xavier, Jiajia Chen

Proceedings of the 21st International Conference on Transparent Optical Networks, 2019

2018

High-speed PAM4-based Optical SDM Interconnects with Directly Modulated Long-wavelength VCSEL.

Joris Van Kerrebrouck, Xiaodan Pang, Oskars Ozolins, Rui Lin, Aleksejs Udalcovs, Lu Zhang, Haolin Li, Silvia Spiga, Markus-Christian Amann, Lin Gan, Ming Tang, Songnian Fu, Richard Schatz, Gunnar Jacobsen, Sergei Popov, Deming Liu, Weijun Tong, Guy Torfs, Johan Bauwelinck, Jiajia Chen, Xin Yin

CoRR, 2018

Spatial division multiplexing for optical data center networks.

Rui Lin, Joris Van Kerrebrouck, Xiaodan Pang, Michiel Verplaetse, Oskars Ozolins, Aleksejs Udalcovs, Lu Zhang, Lin Gan, Ming Tang, Songnian Fu, Richard Schatz, Urban Westergren, Sergei Popov, Deming Liu, Weijun Tong, Timothy De Keulenaer, Guy Torfs, Johan Bauwelinck, Xin Yin, Jiajia Chen

Proceedings of the 2018 International Conference on Optical Network Design and Modeling, 2018

K-means Clustering based Multi-Dimensional Quantization Scheme for Digital Mobile Fronthaul.

Lu Zhang, Xiaodan Pang, Oskars Ozolins, Aleksejs Udalcovs, Sergei Popov, Shilin Xiao, Jiajia Chen

Proceedings of the Optical Fiber Communications Conference and Exposition, 2018

7×100 Gbps PAM-4 Transmission over 1-km and 10-km Single Mode 7-core Fiber using 1.5-μm SM-VCSEL.

Xiaodan Pang, Joris Van Kerrebrouck, Oskars Ozolins, Rui Lin, Aleksejs Udalcovs, Lu Zhang, Silvia Spiga, Markus-Christian Amann, Geert Van Steenberge, Lin Gan, Ming Tang, Songnian Fu, Richard Schatz, Gunnar Jacobsen, Sergei Popov, Deming Liu, Weijun Tong, Guy Torfs, Johan Bauwelinck, Xin Yin, Jiajia Chen

Proceedings of the Optical Fiber Communications Conference and Exposition, 2018

204-GBaud On-Off Keying Transmitter for Inter-Data Center Communications.

Haïk Mardoyan, Filipe Jorge, Oskars Ozolins, José Manuel Estarán, Aleksejs Udalcovs, Agnieszka Konczykowska, Muriel Riet, Bernadette Duval, Virginie Nodjiadjim, Jean-Yves Dupuy, Xiaodan Pang, Urban Westergren, Jiajia Chen, Sergei Popov, Sébastien Bigo

Proceedings of the Optical Fiber Communications Conference and Exposition, 2018

Real-time 100 Gbps/λ/core NRZ and EDB IM/DD Transmission over 10 km Multicore Fiber.

Rui Lin, Xiaodan Pang, Joris Van Kerrebrouck, Michiel Verplaetse, Oskars Ozolins, Aleksejs Udalcovs, Lu Zhang, Lin Gan, Ming Tang, Songnian Fu, Richard Schatz, Urban Westergren, Sergei Popov, Deming Liu, Weijun Tong, Timothy De Keulenaer, Guy Torfs, Johan Bauwelinck, Xin Yin, Jiajia Chen

Proceedings of the Optical Fiber Communications Conference and Exposition, 2018

726.7-Gb/s 1.5-μm Single-Mode VCSEL Discrete Multi-Tone Transmission over 2.5-km Multicore Fiber.

Joris Van Kerrebrouck, Lu Zhang, Rui Lin, Xiaodan Pang, Aleksejs Udalcovs, Oskars Ozolins, Silvia Spiga, Markus-Christian Amann, Geert Van Steenberge, Lin Gan, Ming Tang, Songnian Fu, Richard Schatz, Sergei Popov, Deming Liu, Weijun Tong, Shilin Xiao, Guy Torfs, Jiajia Chen, Johan Bauwelinck, Xin Yin

Proceedings of the Optical Fiber Communications Conference and Exposition, 2018

Short Reach Optical Interconnects with Single Externally Modulated Laser Operated in C-Band.

Oskars Ozolins, Xiaodan Pang, Aleksejs Udalcovs, Lu Zhang, Richard Schatz, Urban Westergren, Gunnar Jacobsen, Sergei Popov, Jiajia Chen

Proceedings of the 2018 20th International Conference on Transparent Optical Networks (ICTON), 2018

Digital Radio-Over-Multicore-Fiber System with Self-Homodyne Coherent Detection and Entropy Coding for Mobile Fronthaul.

Lu Zhang, Aleksejs Udalcovs, Rui Lin, Oskars Ozolins, Xiaodan Pang, Lin Gan, Richard Schatz, Anders Djupsjobacka, Jonas Martensson, Ming Tang, Songnian Fu, Deming Liu, Weijun Tong, Sergei Popov, Gunnar Jacobsen, Weisheng Hu, Shilin Xiao, Jiajia Chen

Proceedings of the European Conference on Optical Communication, 2018

Kernel Adaptive Filtering for Nonlinearity-Tolerant Optical Direct Detection Systems.

Lu Zhang, Oskars Ozolins, Rui Lin, Aleksejs Udalcovs, Xiaodan Pang, Lin Gan, Richard Schatz, Anders Djupsjobacka, Jonas Martensson, Urban Westergren, Ming Tang, Songnian Fu, Deming Liu, Weijun Tong, Sergei Popov, Gunnar Jacobsen, Weisheng Hu, Shilin Xiao, Jiajia Chen

Proceedings of the European Conference on Optical Communication, 2018

Experimental Demonstration of 503.61-Gbit/s DMT over 10-km 7-Core Fiber with 1.5-µm SM-VCSEL for Optical Interconnects.

Lu Zhang, Joris Van Kerrebrouck, Oskars Ozolins, Rui Lin, Xiaodan Pang, Aleksejs Udalcovs, Silvia Spiga, Markus-Christian Amann, Lin Gan, Ming Tang, Songnian Fu, Richard Schatz, Gunnar Jacobsen, Sergei Popov, Deming Liu, Weijun Tong, Guy Torfs, Johan Bauwelinck, Xin Yin, Shilin Xiao, Jiajia Chen

Proceedings of the European Conference on Optical Communication, 2018

Inter-Core Crosstalk in Multicore Fibers: Impact on 56-Gbaud/λ/Core PAM-4 Transmission.

Aleksejs Udalcovs, Rui Lin, Oskars Ozolins, Lin Gan, Lu Zhang, Xiaodan Pang, Richard Schatz, Anders Djupsjobacka, Ming Tang, Songnian Fu, Deming Liu, Weijun Tong, Sergei Popov, Gunnar Jacobsen, Jiajia Chen

Proceedings of the European Conference on Optical Communication, 2018

140 Gbaud On-Off Keying Links in C-Band for Short-Reach Optical Interconnects.

Oskars Ozolins, José Manuel Estarán, Aleksejs Udalcovs, Filipe Jorge, Haïk Mardoyan, Agnieszka Konczykowska, Muriel Riet, Bernadette Duval, Virginie Nodjiadjim, Jean-Yves Dupuy, Xiaodan Pang, Urban Westergren, Jiajia Chen, Sergei Popov, Sébastien Bigo

Proceedings of the European Conference on Optical Communication, 2018

Telecom Compatibility Validation of Quantum Key Distribution Co-Existing with 112 Gbps/λ/core Data Transmission in Non-Trench and Trench-Assistant Multicore Fibers.

Rui Lin, Aleksejs Udalcovs, Oskars Ozolins, Xiaodan Pang, Lin Gan, Li Shen, Ming Tang, Songnian Fu, Sergei Popov, C. Yang, Weijun Tong, Deming Liu, Thiago Ferreira da Silva, Guilherme B. Xavier, Jiajia Chen

Proceedings of the European Conference on Optical Communication, 2018

2017

High-speed optical interconnects with integrated externally modulated laser.

Oskars Ozolins, Xiaodan Pang, Miguel Iglesias Olmedo, Aditya Kakkar, Aleksejs Udalcovs, Jaime Rodrigo Navarro, Richard Schatz, Urban Westergren, Gunnar Jacobsen, Sergei Popov

Proceedings of the 2017 19th International Conference on Transparent Optical Networks (ICTON), 2017

15-Gbaud PAM4 Digital Mobile Fronthaul with Enhanced Differential Pulse Coding Modulation Supporting 122 LTE-A Channels with up to 4096QAM.

Lu Zhang, Xiaodan Pang, Oskars Ozolins, Aleksejs Udalcovs, Richard Schatz, Urban Westergren, Gunnar Jacobsen, Sergei Popov, Shilin Xiao, Jiajia Chen

Proceedings of the European Conference on Optical Communication, 2017

4 Gbps PAM-4 and DMT Free Space Transmission using a 4.65-pm Quantum Cascaded Laser at Room Temperature.

Xiaodan Pang, Oskars Ozolins, Lu Zhang, Richard Schatz, Aleksejs Udalcovs, Joakim Storck, Grégory Maisons, Mathieu Carras, Shilin Xiao, Gunnar Jacobsen, Sergei Popov, Jiajia Chen, Sebastian Lourdudoss

Proceedings of the European Conference on Optical Communication, 2017

100 Gbaud 4PAM Link for High Speed Optical Interconnects.

Oskars Ozolins, Xiaodan Pang, Aleksejs Udalcovs, Richard Schatz, Urban Westergren, Jaime Rodrigo Navarro, Aditya Kakkar, Fredrik Nordwall, Klaus M. Engenhardt, Jiajia Chen, Sergei Popov, Gunnar Jacobsen

Proceedings of the European Conference on Optical Communication, 2017

Matrix Receiving Scheme Supporting Arbitrary Multiple-Wavelength Reception for Optical Interconnects.

Yang Lu, Erik Agrell, Xiaodan Pang, Oskars Ozolins, Xuezhi Hong, Rui Lin, Yuxin Cheng, Aleksejs Udalcovs, Sergei Popov, Gunnar Jacobsen, Jiajia Chen

Proceedings of the European Conference on Optical Communication, 2017

First Experimental Demonstration of Physical-Layer Network Coding in PAM4 System for Passive Optical Interconnects.

Rui Lin, Yang Lu, Xiaodan Pang, Oskars Ozolins, Yuxin Cheng, Aleksejs Udalcovs, Sergei Popov, Gunnar Jacobsen, Ming Tang, Deming Liu, Jiajia Chen

Proceedings of the European Conference on Optical Communication, 2017

200-Gbps DMT Transmission over 1.6-km SSMF with A Single EML/DAC/PD for Optical Interconnects at C-Band.

Xuezhi Hong, Lu Zhang, Xiaodan Pang, Oskars Ozolins, Aleksejs Udalcovs, Changjian Guo, Fredrik Nordwall, Klaus M. Engenhardt, Aditya Kakkar, Jaime Rodrigo Navarro, Richard Schatz, Urban Westergren, Gunnar Jacobsen, Sergei Popov, Shilin Xiao, Jiajia Chen

Proceedings of the European Conference on Optical Communication, 2017

2014

Power efficiency vs. spectral efficiency and transmission distance in 2.5-10-40 Gbps backbone optical networks.

Vjaceslavs Bobrovs, Aleksejs Udalcovs, Girts Ivanovs

Proceedings of the 6th International Symposium on Communications, 2014

2012

Investigation of the maximum distance reach for the mixed-WDM systems with unequal frequency grid.

Aleksejs Udalcovs, Vjaceslavs Bobrovs, Girts Ivanovs

Proceedings of the International Symposium on Signals, Systems, and Electronics, 2012

Proposed model of mixed-WDM systems resulting from development trends in optical transport and access networks.

Aleksejs Udalcovs, Vjaceslavs Bobrovs

Proceedings of the 4th International Congress on Ultra Modern Telecommunications and Control Systems, 2012

Evaluation of SPM-induced optical signal distortions in ultra-dense mixed-WDM system.

Aleksejs Udalcovs, Vjaceslavs Bobrovs, Jurgis Porins

Proceedings of the First International Conference on Future Generation Communication Technologies (FGST 2012), 2012

Investigation of spectrally efficient transmission for unequally channel spaced WDM systems with mixed data rates and signal formats.

Aleksejs Udalcovs, Vjaceslavs Bobrovs

Proceedings of the 8th International Symposium on Communication Systems, 2012

Investigation of maximum distance reach for spectrally efficient combined WDM systems.

Vjaceslavs Bobrovs, Aleksejs Udalcovs, Ilja Trifonovs

Proceedings of the 2nd Baltic Congress on Future Internet Communications, 2012

2011

Investigation of spectrally efficient transmission for differently modulated optical signals in mixed data rates WDM systems.

Aleksejs Udalcovs, Vjaceslavs Bobrovs

Proceedings of the 2011 IEEE Swedish Communication Technologies Workshop, 2011

Mixed Chromatic Dispersion Compensation Methods for Combined HDWDM Systems.

Vjaceslavs Bobrovs, Aleksejs Udalcovs, Sandis Spolitis, Oskars Ozolins, Girts Ivanovs

Proceedings of the 2011 International Conference on Broadband, 2011