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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
2019
Optical Interconnects XIX
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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 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
2020
IEICE transactions on communications
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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
2018
Next-Generation Optical Communication: Components, Sub-Systems, and Systems VII
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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
2018
Optics Express
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2017 pre-print arXiv:1710.00056v1 fatcat:vkbujljcjzbz5eriogsbojkr3i
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
2021
Photonics
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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
2019
Optics Express
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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
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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
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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
2019
Journal of Lightwave Technology
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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]
2019
arXiv
pre-print
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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
2013
IEEE Photonics Technology Letters
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, 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
2018
IEEE Communications Surveys and Tutorials
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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
Program
2021
2021 IEEE Radio Frequency Integrated Circuits Symposium (RFIC)
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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
2018
Zenodo
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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
2017
Optical Fiber Communication Conference Postdeadline Papers
unpublished
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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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