Proceedings ArticleDOI
Transmission of 214-Gbit/s 4-PAM signal using an ultra-broadband lumped-electrode EADFB laser module
Shigeru Kanazawa,Hiroshi Yamazaki,Yasuhiko Nakanishi,Takeshi Fujisawa,Kiyoto Takahata,Yuta Ueda,Wataru Kobayashi,Yoshifumi Muramoto,Hiroyuki Ishii,Hiroaki Sanjoh +9 more
- pp 1-3
TLDR
Using a lumped-electrode EADFB laser with a modulation bandwidth of ~59 GHz, this work demonstrated single-wavelength single-polarization direct-detection 4-PAM transmission with the record net data rate of 200 Gbit/s.Abstract:
Using a lumped-electrode EADFB laser with a modulation bandwidth of ∼59 GHz, we demonstrated single-wavelength single-polarization direct-detection 4-PAM transmission with the record net data rate of 200 Gbit/s.read more
Citations
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Journal ArticleDOI
Digital Signal Processing for Short-Reach Optical Communications: A Review of Current Technologies and Future Trends
TL;DR: An overview of recent DSP developments for short-reach communications systems is presented and future trends are discussed.
Journal ArticleDOI
200 Gbps/Lane IM/DD Technologies for Short Reach Optical Interconnects
Xiaodan Pang,Weisheng Hu,Gunnar Jacobsen,Sergei Popov,Jiajia Chen,Oskars Ozolins,Rui Lin,Lu Zhang,Aleksejs Udalcovs,Lei Xue,Richard Schatz,Urban Westergren,Shilin Xiao +12 more
TL;DR: This article focuses on IM/DD transmissions, and provides an overview of recent research and development efforts on key enabling technologies for 200 Gbps per lane and beyond, and expects high-speed IM/ DD systems will remain advantageous in terms of system cost, power consumption, and footprint for short reach applications in the short- to mid- term perspective.
Journal ArticleDOI
1.72-Tb/s Virtual-Carrier-Assisted Direct-Detection Transmission Over 200 km
Son Thai Le,Karsten Schuh,Mathieu Chagnon,Fred Buchali,Roman Dischler,Vahid Aref,Henning Buelow,Klaus M. Engenhardt +7 more
TL;DR: It is demonstrated that high-performance low-complexity SSB DD transmissions can be achieved by generating a digital carrier (virtual carrier) together with the complex information-bearing signal at the transmitter using only two digital-to-analog converters.
Journal ArticleDOI
Optically disaggregated data centers with minimal remote memory latency: Technologies, architectures, and resource allocation [Invited]
TL;DR: All the requirements and key performance indicators of a network to disaggregate IT resources are identified while summarizing the progress and importance of optical interconnects are summarized, and it is shown that the more diverse the VM requests are, the higher the net financial gain is.
Journal ArticleDOI
100 GHz Externally Modulated Laser for Optical Interconnects
Oskars Ozolins,Xiaodan Pang,Miguel Iglesias Olmedo,Aditya Kakkar,Aleksejs Udalcovs,Simone Gaiarin,Jaime Rodrigo Navarro,Klaus M. Engenhardt,Tadeusz Asyngier,Richard Schatz,Jie Li,Fredrik Nordwall,Urban Westergren,Darko Zibar,Sergei Popov,Gunnar Jacobsen +15 more
TL;DR: In this article, a 116 Gb/s on-off keying (OOK), four PAM and 8 PAM optical transmitter using an InP-based integrated and packaged externally modulated laser for high-speed optical interconnects with up to 30dB static extinction ratio and over 100-GHz 3dB bandwidth with 2 dB ripple.
References
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Journal ArticleDOI
InP/InGaAs pin photodiode structure maximising bandwidth and efficiency
TL;DR: In this article, a new photodiode design that combines depleted and neutral absorption layers to minimise carrier travelling delay time for a given total absorption layer thickness is proposed, which achieves a responsivity of 0.98
Journal ArticleDOI
Wide bandwidth of over 50 GHz travelling-wave electrode electroabsorption modulator integrated DFB lasers
TL;DR: In this article, a travelling-wave electrode electroabsorption modulator integrated distributed feedback laser to overcome the CR-induced bandwidth limitation is developed, achieving a bandwidth much wider than 50 GHz.
Journal ArticleDOI
Flip-Chip Interconnection Lumped-Electrode EADFB Laser for 100-Gb/s/ $\lambda $ Transmitter
Shigeru Kanazawa,Takeshi Fujisawa,Kiyoto Takahata,Toshio Ito,Yuta Ueda,Wataru Kobayashi,Hiroyuki Ishii,Hiroaki Sanjoh +7 more
TL;DR: The flip-chip interconnection provides a flatter frequency response characteristic and a higher modulation bandwidth as mentioned in this paper, achieving 103Gb/s nonreturn to zero and equalizer-free 56GBd 4pulse-amplitude modulation operation after a 10-km single-mode fiber transmission.
Journal ArticleDOI
Advantages of EADFB laser for 25 Gbaud/s 4-PAM (50 Gbit/s) modulation and 10 km single-mode fibre transmission
TL;DR: In this paper, the linearities of the electroabsorption DFB (EADFB) and the directly modulated laser are evaluated to investigate the applicability of the PAM format to these devices.
Journal ArticleDOI
ETDM Transmitter Module for 100-Gb/s Ethernet
M. Chacinski,Urban Westergren,Lars Thylen,B. Stoltz,J. Rosenzweig,Rachid Driad,R. E. Makon,Jie Li,Andreas G. Steffan +8 more
TL;DR: In this paper, the performance of a distributed-feedback travelling-wave electroabsorption modulator module for data transmission at 100 Gb/s is presented for the first time and clearly open eye diagrams with an extinction ratio (ER) of 4.2 dB are demonstrated together with data transmission over 100m-long standard singlemode fiber and over dispersion-compensated 10-km fiber link.