InP-HBT-based VHSICs and OEICs for optical fiber communication systems. - Mehran Mokhtari; Urban Westergren; Bo Willén; Thomas Swahn; William E. Stanchina (ICECS, 1998)

Bit-rate transparent electronic data regeneration in repeaters for high speed lightwave communication systems. - Mehrun Mokhtari; Ali Ladjemi; Urban Westergren; Lars Thylén (ISCAS (2), 1999)

A high-speed electro-optical analog-to-digital converter principle. - Costantino Pala; Lars Thylén; Mehrun Mokhtari; Urban Westergren (ISCAS (1), 2001)

400km transmission of STM-16 data on baseband and DVBT on 40GHz subcarrier. - Marek Chacinski; Anders Djupsjobacka; Urban Westergren; Richard Schatz; Pierre-Yves Fonjallaz; Ekawit Tipsuwannakul; Eszter Udvary (ICT, 2008)

Cost-efficient high-speed components for 100 gigabit ethernet transmission on one wavelength only: results of the HECTO project. - Rainer H. Derksen; Urban Westergren; Marek Chacinski; Colja Schubert; Heinz-Gunter Bach; Rachid Driad; Volker Hurm; Robert E. Makon; Jie Li; Andreas G. Steffan (IEEE Commun. Mag., 2013)

Performance evaluation of PAM and DMT for short-range optical transmission with high speed InGaAsP DFB-TWEAM. - Rui Lin 001; Xiaodan Pang; Oskars Ozolins; Zhenhua Feng 002; Anders Djupsjobacka; Urban Westergren; Richard Schatz; Gunnar Jacobsen; Ming Tang 005; Songnian Fu; Deming Liu; Sergei Popov; et al. (OFC, 2016)

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 051; Xiaodan Pang; Oskars Ozolins; Aleksejs Udalcovs; Changjian Guo; Fredrik Nordwall; Klaus M. Engenhardt; Aditya Kakkar; Jaime Rodrigo Navarro; Richard Schatz; Urban Westergren; et al. (ECOC, 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 001; Sergei Popov; Gunnar Jacobsen (ECOC, 2017)

15-Gbaud PAM4 Digital Mobile Fronthaul with Enhanced Differential Pulse Coding Modulation Supporting 122 LTE-A Channels with up to 4096QAM. - Lu Zhang 051; Xiaodan Pang; Oskars Ozolins; Aleksejs Udalcovs; Richard Schatz; Urban Westergren; Gunnar Jacobsen; Sergei Popov; Shilin Xiao; Jiajia Chen 001 (ECOC, 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 (ICTON, 2017)

1.55-μm EML-based DMT transmission with nonlinearity-aware time domain super-Nyquist image induced aliasing. - Xuezhi Hong; Oskars Ozolins; Changjian Guo; Xiaodan Pang; Junwei Zhang; Jaime Rodrigo Navarro; Aditya Kakkar; Richard Schatz; Urban Westergren; Gunnar Jacobsen; Sergei Popov; Jiajia Chen 001 (OFC, 2017)

Low complexity timing recovery algorithm for PAM-8 in high speed direct detection short range links. - Aditya Kakkar; Jaime Rodrigo Navarro; Xiaodan Pang; Oskars Ozolins; Richard Schatz; Urban Westergren; Gunnar Jacobsen; Sergei Popov (OFC, 2017)

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; et al. (ECOC, 2018)

Kernel Adaptive Filtering for Nonlinearity-Tolerant Optical Direct Detection Systems. - Lu Zhang 051; Oskars Ozolins; Rui Lin 001; Aleksejs Udalcovs; Xiaodan Pang; Lin Gan; Richard Schatz; Anders Djupsjobacka; Jonas Martensson 002; Urban Westergren; Ming Tang 005; Songnian Fu; et al. (ECOC, 2018)

Short Reach Optical Interconnects with Single Externally Modulated Laser Operated in C-Band. - Oskars Ozolins; Xiaodan Pang; Aleksejs Udalcovs; Lu Zhang 051; Richard Schatz; Urban Westergren; Gunnar Jacobsen; Sergei Popov; Jiajia Chen 001 (ICTON, 2018)

Real-time 100 Gbps/λ/core NRZ and EDB IM/DD Transmission over 10 km Multicore Fiber. - Rui Lin 001; Xiaodan Pang; Joris Van Kerrebrouck; Michiel Verplaetse; Oskars Ozolins; Aleksejs Udalcovs; Lu Zhang 051; Lin Gan; Ming Tang 005; Songnian Fu; Richard Schatz; Urban Westergren; et al. (OFC, 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; et al. (OFC, 2018)

Spatial division multiplexing for optical data center networks. - Rui Lin 001; Joris Van Kerrebrouck; Xiaodan Pang; Michiel Verplaetse; Oskars Ozolins; Aleksejs Udalcovs; Lu Zhang 051; Lin Gan; Ming Tang 005; Songnian Fu; Richard Schatz; Urban Westergren; et al. (ONDM, 2018)

Multilevel Modulation at 100 Gbaud for Short Reach C-Band Links. - Oskars Ozolins; Xiaodan Pang; Aleksejs Udalcovs; Lu Zhang 051; Richard Schatz; Urban Westergren; Gunnar Jacobsen; Jiajia Chen 001; Sergei Popov (ICTON, 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 051; Aleksejs Udalcovs; Rui Lin 001; Richard Schatz; Urban Westergren; Shilin Xiao; Weisheng Hu; Gunnar Jacobsen; Sergei Popov; Jiajia Chen 001 (OFC, 2019)

300 Gbps Short-Reach C-Band Optical Links. - Oskars Ozolins; Lu Zhang 051; Aleksejs Udalcovs; Hadrien Louchet; Thomas Dippon; Markus Gruen; Xiaodan Pang; Richard Schatz; Urban Westergren; Shilin Xiao; Sergei Popov; Jiajia Chen 001 (ICTON, 2020)

Kernel Affine Projection for Nonlinearity Tolerant Optical Short Reach Systems. - Lu Zhang 051; Jiajia Chen 001; Aleksejs Udalcovs; Xiaodan Pang; Richard Schatz; Urban Westergren; Sergei Popov; Shilin Xiao; Oskars Ozolins (IEEE Trans. Commun., 2020)

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 001; Yuchuan Fan; et al. (OECC/PSC, 2022)

Optical Amplification-Free 310/256 Gbaud OOK, 197/145 Gbaud PAM4, and 160/116 Gbaud PAM6 EML/DML-based Data Center Links. - Oskars Ozolins; Armands Ostrovskis; Toms Salgals; Benjamin Krüger 001; Fabio Pittalà; Mahdieh Joharifar; Richard Schatz; Di Che; Yasuhiro Matsui; Thomas Dippon; Michael Koenigsmann; Yuchuan Fan; et al. (OFC, 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 001; Fabio Pittalà; Mahdieh Joharifar; Richard Schatz; Di Che; Yasuhiro Matsui; Thomas Dippon; Yuchuan Fan; Aleksejs Udalcovs; et al. (OFC, 2023)

High-Baudrate SiP and InP Modulators for Data Center Interconnects. - Oskars Ozolins; Armands Ostrovskis; Toms Salgals; Benjamin Krüger 001; Fabio Pittalà; Mahdieh Joharifar; Richard Schatz; Michael Koenigsmann; Yuchuan Fan; Urban Westergren; Haïk Mardoyan; Lu Zhang 051; et al. (SoftCOM, 2023)