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A new generation of high-speed electro-optical transceivers and flexible bandwidth wavelength selective switches for coherent DCI: the QAMeleon project approach

Charalampos Zervos, Maria Spyropoulou, Ioannis Kanakis, Ioannis Lazarou, Karl-Otto Velthaus, Efthymios Rouvalis, Guy Torfs, Edgard Goobar, Rui Santos, Netsanet Tessema, Tobias Lamprecht, Tom K. Johansen (+10 others)
2019 Optical Interconnects XIX  
A new generation of high-speed electro-optical transceivers and flexible bandwidth wavelength selective switches for coherent DCI The QAMeleon project approach Zervos, C.; Spyropoulou, M.; Kanakis, I.;  ...  (a) The outputs of two SiGe BiCMOS DACs are interleaved to form a high speed 128 Gbaud signal that will drive the 70 GHz InP IQ Mach Zehnder Modulator after linear amplification with an InP-HBT linear  ...  switching times based on the use of InP Semiconductor Optical Amplifier (SOAs) with nanosecond gain dynamics.  ... 
doi:10.1117/12.2509454 fatcat:erwyva65xjfqxbiahoxwbjycbu

Dual-Carrier 1-Tb/s Transmission Over Field-Deployed G.654.E Fiber Link Using Real-Time Transponder

Fukutaro Hamaoka, Takeo Sasai, Kohei Saito, Takayuki Kobayashi, Asuka Matsushita, Masanori Nakamura, Hiroki Taniguchi, Shoichiro Kuwahara, Hiroki Kawahara, Takeshi Seki, Josuke Ozaki, Yoshihiro Ogiso (+3 others)
2020 IEICE transactions on communications  
16-nm complementary metal-oxide-semiconductor (CMOS) based digital signal processing application-specific integrated circuit (DSP-ASIC) and an indium phosphide (InP) based high-bandwidth coherent driver  ...  (QAM) signals, and of 336.6 km for net data-rate 1.2-Tb/s transmission with dual PDM-64QAM signals.  ...  The measured signal was generated in the optical transponder; the electrical signals output from the DSP-ASIC were modulated by the InP-based HB-CDM in the optical frontend (FE) with the optical carrier  ... 
doi:10.1587/transcom.2019obi0003 fatcat:wcsqnzxzkfcsna7irxph5szyli

Optical terabit transmitter and receiver based on passive polymer and InP technology for high-speed optical connectivity between datacenters

Vasilis Katopodis, Christos Tsokos, David de Felipe, Maria Spyropoulou, Panos Groumas, Agnieszka Konczykowska, Jean-Yves Dupuy, Filipe Jorge, Haik Mardoyan, Annachiara Pagano, Marco Quagliotti, Diego Roccato (+15 others)
2018 Next-Generation Optical Communication: Components, Sub-Systems, and Systems VII  
Optical terabit transmitter and receiver based on passive polymer and InP technology for high-speed optical connectivity between datacenters Katopodis, V.; Tsokos, C.; De Felipe, D.; Spyropoulou, M.; Konczykowska  ...  ABSTRACT We demonstrate the hybrid integration of a multi-format tunable transmitter and a coherent optical receiver based on optical polymers and InP electronics and photonics for next generation metro  ...  This bandwidth performance can facilitate high speed IQ modulation at 56 or even 64 Gbaud, provided that high-speed electronic circuits and packaging methods are also used.  ... 
doi:10.1117/12.2290258 fatcat:ssrcovarxvewtpcv4wb5ncf7nm

Coherent modulation up to 100 GBd 16QAM using silicon-organic hybrid (SOH) devices

S. Wolf, H. Zwickel, C. Kieninger, M. Lauermann, W. Hartmann, Y. Kutuvantavida, W. Freude, S. Randel, C. Koos
2018 Optics Express  
In our experiments, we use an SOH IQ modulator with a π-voltage of 1.6 V to generate 100 GBd 16QAM signals.  ...  We demonstrate the generation of higher-order modulation formats using silicon-based inphase/quadrature (IQ) modulators at symbol rates of up to 100 GBd.  ...  Summary We demonstrate high-speed coherent signaling using silicon-organic hybrid (SOH) IQ modulators.  ... 
doi:10.1364/oe.26.000220 pmid:29328299 fatcat:zfcsdqbuhba4rcqlgo6tx7l6jy

Integrated Components and Solutions for High-Speed Short-Reach Data Transmission

Lin Jiang, Lianshan Yan, Anlin Yi, Yan Pan, Bo Zhang, Qianggao Hu, Wei Pan, Bin Luo
2021 Photonics  
We believe that monolithic integrated components, especially transceiver integration, will become a powerful solution for next-generation high-speed short-reach transmission systems.  ...  Since data exchange in data centers generally occurs between many servers and racks, and a lot of transmitter and receiver components are required, optical interconnects become highly sensitive to component  ...  In addition, the use of InP-based monolithic integration transmitter has been widely explored to achieve high-speed and power-efficient signal transmission. [88] .  ... 
doi:10.3390/photonics8030077 fatcat:ovqujmaijjdptieg43pnscw75m

Single-carrier 72 GBaud 32QAM and 84 GBaud 16QAM transmission using a SiP IQ modulator with joint digital-optical pre-compensation

Jiachuan Lin, Hassan Sepehrian, Leslie A. Rusch, Wei Shi
2019 Optics Express  
We present single-carrier data transmission from 400 Gb/s to 600 Gb/s using an all-silicon IQ modulator produced with a generic foundry process.  ...  We establish experimentally the suitability of an all-silicon optical modulator to support future ultra-high-capacity coherent optical transmission links beyond 400 Gb/s.  ...  Zhuhong Zhang and his team with Huawei Canada for many useful discussions.  ... 
doi:10.1364/oe.27.005610 fatcat:rbvmwzldsrbihpvwftgnfm6ypu

Optical Injection-Locked Directly-Modulated Lasers for Dispersion Pre-compensated Direct-Detection Transmission

2018 Journal of Lightwave Technology  
Using optical injectionlocked directly modulated lasers, we propose a transmitter that can control the full field of the optical signal and achieve errorfree transmission over up to 300 km of dispersion  ...  Index Terms-Data center interconnection, digital signal processing (DSP), directly modulated laser (DML), metro networks, optical injection locking, optical transmitters, pulse amplitude modulation (PAM  ...  This approach can be applied to other semiconductor modulators such as InP IQ modulator [27] to compensate for residual amplitude-phase modulation, as we have demonstrated in [28] . VI.  ... 
doi:10.1109/jlt.2018.2866832 fatcat:g6jwswdkazgutlxisdgocpjhlu

2020 Index Journal of Lightwave Technology Vol. 38

2020 Journal of Lightwave Technology  
of Digital Signal Processing in Future Optical Access Networks; JLT Feb. 1, 2020 598-607 Neumann, N., see Lorenz, L., JLT July 1, 2020 3478-3484 Neumann, N., see Charania, S., JLT July 1, 2020 3454  ...  ., Optimal Photon Counting Receiver for Sub-Dead-Time Signal Transmission; JLT Sept. 15, 2020 5225-5235 Huang, S., see Bai, Y., JLT Nov. 1, 2020 5973-5980 Huang, S., Yang, C., Yin, S., Zhang, Z., and  ...  ., +, GHz Bandwidth and 1.5-V V π InP-Based IQ Modulator.  ... 
doi:10.1109/jlt.2021.3055125 fatcat:u7gqk2ifxrdhrpzjh5uzgv3j6q

Optical Injection Locking: from Principle to Applications

Zhixin Liu, Radan Slavik
2019 Journal of Lightwave Technology  
The applications are reviewed with a focus on new developments in the past decade, under the categories of 'High Speed Directly Modulated Lasers' and 'Optical Carrier Recovery'.  ...  This paper reviews optical injection locking (OIL) of semiconductor lasers and its application in optical communications and signal processing.  ...  Apart from FWM-based PSAs, OIL has been used in other parametric (e.g., FWM) based processes, e.g., to generate optical frequency combs of unique properties (e.g., with very high optical signal-to-noise  ... 
doi:10.1109/jlt.2019.2945718 fatcat:zgphuxjdsnh6jlxdcsczstvq6y

Terahertz Band: The Last Piece of RF Spectrum Puzzle for Communication Systems [article]

Hadeel Elayan, Osama Amin, Basem Shihada, Raed M. Shubair, and Mohamed-Slim Alouini
2019 arXiv   pre-print
To this end, the Terahertz (THz) frequency band (0.1-10 THz) has received noticeable attention in the research community as an ideal choice for scenarios involving high-speed transmission.  ...  Particularly, with the evolution of technologies and devices, advancements in THz communication is bridging the gap between the millimeter wave (mmW) and optical frequency ranges.  ...  In order to characterize the high modulation speed capability of THz QCLs and build a high speed THz communication link, a fast detector is necessary.  ... 
arXiv:1907.05043v1 fatcat:6xjucwuwnbhmpiq2q67mckgzci

Tunable optical delay line based on single-sideband suppressed-carrier modulation

J. Palaci, B. Vidal
2013 IEEE Photonics Technology Letters  
, routing and switching, optical sampling, tone generation, delay control, beamforming and photonic generation of digital modulations, and even a combination of several of these functionalities.  ...  The processing of radiofrequency signals using photonics means is a discipline that appeared almost at the same time as the laser and the optical fibre.  ...  This device has shown high-power operation at speeds exceeding 1 THz with high linearity suitable for data generation.  ... 
doi:10.1109/lpt.2012.2227697 fatcat:e5uasvwjd5ckvcllvynughtbg4

A Survey of Optical Carrier Generation Techniques for Terabit Capacity Elastic Optical Networks

Muhammad Imran, Prince M. Anandarajah, Aleksandra Kaszubowska-Anandarajah, Nicola Sambo, Luca Poti
2018 IEEE Communications Surveys and Tutorials  
In addition to standard telecommunication lasers, optical carrier generators based on optical frequency combs (OFC) have also been considered with expectations of reduced cost and inventory, improved spectral  ...  In this survey, we identify salient features of optical multicarrier generators, review and compare these techniques both from a physical and network layer perspective.  ...  The de-multiplexer separates comb lines, which are then modulated, using an IQ modulator, with low speed optical OFDM subcarriers, referred to as OFDM bands.  ... 
doi:10.1109/comst.2017.2775039 fatcat:tzeemf6khfaepcrybdwrzlac4i


2021 2021 IEEE Radio Frequency Integrated Circuits Symposium (RFIC)  
in receivers for 400G Ethernet optical modules and co-packaged optics.  ...  Need to design on CMOS using a high-reliability PDK or next generation rad-hard process?  ...  systems, the generation, distribution, and synchronization of the local oscillator (LO) signals remain a challenge.  ... 
doi:10.1109/rfic51843.2021.9490449 fatcat:wmoshjhq3nhxxljgu46qup325u

D3.1 Selection of metro node architectures and optical technology options

Andrew Lord, Anna Chiadò Piat, Alessandro Percelsi, Marco Quagliotti, Emilio Riccardi, Michela Svaluto Moreolo, Josep M. Fabrega, Laia Nadal, F. Javier Vilchez, Neelakandan Manihatty Bojan, Shuangyi Yan, Reza Nejabati (+30 others)
2018 Zenodo  
D3.1 reports details of the Metro Node and Optical Network Elements architectures together with the relevant design guidelines for the access-metro and metro-core edge nodes, as well as the WDM transport  ...  The 4-level signal then drives an IQ modulator and 16QAM signals can be generated. For the QPSK signal generation, two identity signals are sent out from two GTZ transceivers.  ...  After the combination in the 3-bit DAC, only two level signals can be generated with a maximum amplitude. Thus the generated 2-level signals drive the IQ modulator to generate QPSK signals.  ... 
doi:10.5281/zenodo.2586697 fatcat:vhgxhkevhvbrzmbw5do6by2m5i

Silicon-Organic Hybrid (SOH) IQ Modulator for 100 GBd 16QAM Operation

S. Wolf, H. Zwickel, C. Kieninger, Y. Kutuvantavida, M. Lauermann, J. Lutz, L. Altenhain, R. Schmid, W. Freude, C. Koos, S. Randel
2017 Optical Fiber Communication Conference Postdeadline Papers   unpublished
We generate record-high line rates of 400 Gbit/s (100 GBd 16QAM) using a siliconbased IQ modulator.  ...  With a BER=1.9×10 -2 we transmit a net data rate of 333 Gbit/s, the highest value for a semiconductor-based modulator.  ...  Acknowledgements We acknowledge support from Tektronix for lending the optical receiver and high-speed real-time oscilloscopes and from Jingdong Luo and Alex Jen from Soluxra for providing the electro-optic  ... 
doi:10.1364/ofc.2017.th5c.1 fatcat:ytvucsrglzbghcusvxg5lrvp7m
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