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A Highly Linear Low-Noise Transimpedance Amplifier for Indoor Fiber-Wireless Remote Antenna Units

Guillermo Royo, Antonio D. Martinez-Perez, Carlos Sanchez-Azqueta, Concepcion Aldea, Santiago Celma
2019 Electronics  
The aim of this design is to be used in a cost-effective indoor distributed antenna system (DAS) for WLAN transmission using a mixed fiber-wireless system.  ...  The TIA has been fabricated in 65 nm CMOS technology with a 1.2 V voltage supply. The total power consumption of the TIA is 6 mW.  ...  Figure 1 . 1 Scheme of a distributed antenna system (DAS) fed by multi-mode fiber (MMF) for indoor networks.  ... 
doi:10.3390/electronics8040437 fatcat:xrbawnyacfeqnarc35uxk35nm4

Radio over Fiber: An Alternative Broadband Network Technology for IoT

Diego Fabián Paredes Páliz, Guillermo Royo, Francisco Aznar, Concepción Aldea, Santiago Celma
2020 Jornada de Jóvenes Investigadores del I3A  
In this work, a review of two Radio over Fiber strategies is presented.  ...  Radio Frequency over Fiber (RFoF) and intermediate Frequency over Fiber (IFoF) are two transmission strategies compatible with the required new broadband services and both play a key role in the design  ...  2.1/0.04 MMF 16-QAM N/A VCSEL APD 65-nm CMOS Fronthaul Indoor RAU [28] 2017 IFoF 5/0.1-0.3 MMF 64-QAM 54 Mbps 1550-nm PIN 65-nm CMOS Downlink Indoor RAU [29] 2019  ... 
doi:10.26754/jjii3a.4870 fatcat:ll7pbp6ovzhtbe6bxbhv7ydnye

Radio over Fiber: An Alternative Broadband Network Technology for IoT

Diego F. Paredes-Páliz, Guillermo Royo, Francisco Aznar, Concepción Aldea, Santiago Celma
2020 Electronics  
In this work, a review of two Radio over Fiber strategies is presented.  ...  Radio Frequency over Fiber (RFoF) and intermediate Frequency over Fiber (IFoF) are two transmission strategies compatible with the required new broadband services and both play a key role in the design  ...  2.1/0.04 MMF 16-QAM N/A VCSEL APD 65-nm CMOS Fronthaul Indoor RAU [28] 2017 IFoF 5/0.1-0.3 MMF 64-QAM 54 Mbps 1550-nm PIN 65-nm CMOS Downlink Indoor RAU [29] 2019  ... 
doi:10.3390/electronics9111785 fatcat:j7emurtfn5arti366dgflui4pe

On the QKD Integration in Converged Fiber/Wireless Topologies for Secured, Low-Latency 5G/B5G Fronthaul

Dimitris Zavitsanos, Argiris Ntanos, Giannis Giannoulis, Hercules Avramopoulos
2020 Applied Sciences  
We find that for the dark fiber case, secret keys can be distilled at fiber lengths much longer than the maximum fiber fronthaul distance corresponding to the round-trip latency barrier, for both P2P and  ...  Secure Key Rate calculations are studied for both dedicated and shared fiber configurations to identify the attack surface of AES-encrypted data links in each deployment scenario.  ...  nm for both downlink and uplink.  ... 
doi:10.3390/app10155193 fatcat:zqlfhyeimjcallbakk7yz66kfm

Enabling Multi-Functional 5G and Beyond User Equipment: A Survey and Tutorial

Yiming Huo, Xiaodai Dong, Wei Xu, Marvin Yuen
2019 IEEE Access  
Finally, the new trends of UE design and terahertz technologies for 5G and beyond applications are investigated and envisioned. 116976 VOLUME 7, 2019 Y.  ...  However, at the user equipment (UE) end, limited design budget and hardware resources bring along a series of challenging implementation issues when delivering multi-standard and multi-functional wireless  ...  ACKNOWLEDGEMENT The authors would like to acknowledge Natural Sciences and Engineering Research Council of Canada, National Natural Science Foundation of China for the support of this project, and valuable  ... 
doi:10.1109/access.2019.2936291 fatcat:wxssot7455etxmxnokgsdkobbu

2020 Index IEEE Transactions on Circuits and Systems I: Regular Papers Vol. 67

2020 IEEE Transactions on Circuits and Systems Part 1: Regular Papers  
., +, TCSI July 2020 2288-2296 A 2.12-V V pp 11.67-pJ/pulse Fully Integrated UWB Pulse Generator in 65-nm CMOS Technology.  ...  65 nm CMOS.  ...  ., +, TCSI March 2020 806-814 Harmonic distortion 3.125-to-28.125 Gb/s 4.72 mW/Gb/s Multi-Standard Parallel Transceiver Supporting Channel-Independent Operation in 40-nm CMOS.  ... 
doi:10.1109/tcsi.2021.3055003 fatcat:kbmst5td2bbvtl7vpbj3knnkri

Scoring the Terabit/s Goal:Broadband Connectivity in 6G [article]

Nandana Rajatheva, Italo Atzeni, Simon Bicais, Emil Bjornson, Andre Bourdoux, Stefano Buzzi, Carmen D'Andrea, Jean-Baptiste Dore, Serhat Erkucuk, Manuel Fuentes, Ke Guan, Yuzhou Hu (+17 others)
2021 arXiv   pre-print
This paper explores the road to vastly improving the broadband connectivity in future 6G wireless systems. Different categories of use cases are considered, with peak data rates up to 1 Tbps.  ...  At the infrastructure level, we consider ultra-massive MIMO technology (possibly implemented using holographic radio), intelligent reflecting surfaces, user-centric cell-free networking, integrated access  ...  Distributing the transmit/receive antennas over a large number of cooperating APs has a twofold advantage over cellular massive MIMO.  ... 
arXiv:2008.07220v2 fatcat:k4yyvxjguzeqtgewy4bxmnmuo4

White Paper on Broadband Connectivity in 6G [article]

Nandana Rajatheva, Italo Atzeni, Emil Bjornson, Andre Bourdoux, Stefano Buzzi, Jean-Baptiste Dore, Serhat Erkucuk, Manuel Fuentes, Ke Guan, Yuzhou Hu, Xiaojing Huang, Jari Hulkkonen (+13 others)
2020 arXiv   pre-print
This white paper explores the road to implementing broadband connectivity in future 6G wireless systems.  ...  To achieve these goals, not only the terrestrial networks will be evolved but they will also be integrated with satellite networks, all facilitating autonomous systems and various interconnected structures  ...  It is part of a series of twelve 6G white papers to be published in their final format in June 2020.  ... 
arXiv:2004.14247v1 fatcat:doom4rvlf5aafmtwpdxbyu6dke

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
Ultra-high bandwidth, negligible latency and seamless communication for devices and applications are envisioned as major milestones that will revolutionize the way by which societies create, distribute  ...  As such, in this work, we present an up-to-date review paper to analyze the fundamental elements and mechanisms associated with the THz system architecture.  ...  In addition, the authors in [56] presented a 560 GHz frequency synthesizer realized in 65-nm CMOS technology.  ... 
arXiv:1907.05043v1 fatcat:6xjucwuwnbhmpiq2q67mckgzci

Visible Light Communication: A System Perspective—Overview and Challenges

Saeed Rehman, Shakir Ullah, Peter Chong, Sira Yongchareon, Dan Komosny
2019 Sensors  
In VLC, information is transmitted through modulating the visible light spectrum (400–700 nm) that is used for illumination.  ...  Unlike other reviews, this article gives a system prespective of VLC along with the survey on existing literature and potential challenges toward the implementation and integration of VLC.  ...  Acknowledgments: The authors are thankful to the editor and reviewers for their hard work which considerably improved the quality of this paper.  ... 
doi:10.3390/s19051153 fatcat:vgx3ccy4rnai7aa4os6haq74fy

Program

2020 2020 IEEE/MTT-S International Microwave Symposium (IMS)  
Barsky; Northrop Grumman Tu3B-4: A Fully-Integrated W-Band I/Q-Down-Conversion MMIC for Use in Radio Astronomical Multi-Pixel Receivers F. Thome; Fraunhofer IAF; E. Ture; Fraunhofer IAF; A.  ...  Gonzalez Jimenez; CEA-LETI Tu3C-2: A 50-Gb/s Optical Transmitter Based on Co-Design of a 45-nm CMOS SOI Distributed Driver and 90-nm Silicon Photonic Mach-Zehnder Modulator N.  ...  Th3D-4: A Radar System Concept for 2D Unambiguous Angle Estimation  ... 
doi:10.1109/ims30576.2020.9223840 fatcat:bx4dclbhwnfv3in7m6h2it7r3u

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

Hadeel Elayan, Osama Amin, Basem Shihada, Raed M. Shubair, Mohamed-Slim Alouini
2019 IEEE Open Journal of the Communications Society  
As such, in this work, we present an up-to-date review paper to analyze key concepts associated with the THz system architecture.  ...  The remarkable expansion of wireless data traffic has advocated the investigation of suitable regimes in the radio spectrum to satisfy users' escalating requirements and allow the exploitation of massive  ...  In addition, the authors in [57] presented a 560 GHz frequency synthesizer realized in 65-nm CMOS technology.  ... 
doi:10.1109/ojcoms.2019.2953633 fatcat:sabw2nhimzcixduohzgn4e7nxa

Advanced Progress of Optical Wireless Technologies for Power Industry: An Overview

Jupeng Ding, Wenwen Liu, Chih-Lin I, Hui Zhang, Hongye Mei
2020 Applied Sciences  
, modulation scheme, the performance of hybrid power line, and indoor wireless optical communications system.  ...  In addition, in view of the shortcomings of traditional power technology, optical wireless power transfer technology is proposed and combined with unmanned aerial vehicles to achieve remote communication  ...  In reality, for the collimator F260APC-1550, single-mode fiber supports greater lateral displacement than multi-mode fiber.  ... 
doi:10.3390/app10186463 fatcat:il36ngtsyrfqpbrihjdeq7cytq

D3.4 Intermediate COREnect Industry Roadmap [article]

AUSTRALO
2022 Zenodo  
An end-to-end view of future connectivity systems is depicted in Figure 1.  ...  One of the key COREnect objectives is to define a strategic R&I roadmap for future European connectivity systems and components, supporting Europe's strategic autonomy and sovereignty objectives.  ...  Alternative approaches to move this fronthaul data may then become increasingly important: for example one can envision technologies such as analog radio-over-fiber or hybrid forms being used to deliver  ... 
doi:10.5281/zenodo.5863480 fatcat:fvr57ujos5f2la2trwdtfurlb4

Optical Communication in Space: Challenges and Mitigation Techniques

Hemani Kaushal, Georges Kaddoum
2017 IEEE Communications Surveys and Tutorials  
This paper presents a comprehensive survey on various challenges faced by FSO communication system for ground-to-satellite or satellite-to-ground and inter-satellite links.  ...  The first part of the paper will focus on various types of impairments that pose a serious challenge to the performance of optical communication system for ground-to-satellite or satellite-to-ground and  ...  In [314] , RS code is proposed for noiseless Poisson PPM-based channel. The performance of RS (262143, 157285, 65) coded 64 PPM provides a coding gain of 5.23 dB over the uncoded system [315] .  ... 
doi:10.1109/comst.2016.2603518 fatcat:zv3fa7k2pbet3pi6gphq6izqae
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