Results 11 to 20 of about 4,370 (221)

Total Cost of Ownership of Digital vs. Analog Radio-Over-Fiber Architectures for 5G Fronthauling

IEEE Access, 2020
The article analyzes the total cost of ownership (TCO) of 5G fronthauling solutions based on analog and digital radio-over-fiber (RoF) architectures in cloud radio access networks (C-RANs).
Aleksejs Udalcovs, Marco Levantesi, Patryk Urban, Darli A. A. Mello, Roberto Gaudino, Oskars Ozolins, Paolo Monti   +6 more
doaj   +3 more sources

Integrated Silicon Photonics Remote Radio Frontend (RRF) for Single-Sideband (SSB) Millimeter-Wave Radio-Over-Fiber (ROF) Systems

IEEE Photonics Journal, 2019
Radio-over-fiber (ROF)-based mobile fronthaul network supporting the baseband unit and simple remote radio head is a promising network architecture for future wireless networks.
Yeyu Tong, Chi-Wai Chow, Guan-Hong Chen, Ching-Wei Peng, Chien-Hung Yeh, Hon Ki Tsang   +5 more
doaj   +3 more sources

Coherent Radio-Over-Fiber and Millimeter-Wave Radio Seamless Transmission System for Resilient Access Networks

IEEE Photonics Journal, 2012
We propose a millimeter-wave (MMW) coherent radio-over-fiber (RoF) transmission system for application to an access network with a direct broadband last-mile wireless connection to an optical fiber network.
A. Kanno, P. T. Dat, T. Kuri, I. Hosako, T. Kawanishi, Y. Yoshida, Y. Yasumura, K. Kitayama   +7 more
doaj   +3 more sources

Modeling and Optimization of Frequency‐Doubled Radio‐Over‐Fiber Link Based on Deep Learning Technique

Advanced Photonics Research
Deep learning (DL) technology has shown extensive potential for modeling radio‐over‐fiber (RoF) systems. Meanwhile, frequency multiplication technology serves as an effective approach to reduce the bandwidth requirements of core components in RoF links ...
Difei Shi, Xiangyan Meng, Hanxin Chen, Wei Li   +3 more
doaj   +2 more sources

Design and Prototype Implementation of Software-Defined Radio Over Fiber

IEEE Access, 2021
Future networks require a high degree of flexibility over wide areas to enable many services that require higher quality wireless networks such as remote control of cars and remote surgery.
Takumasa Ishioka, Kazuki Aiura, Ryota Shiina, Tatsuya Fukui, Tomohiro Taniguchi, Satoshi Narikawa, Katsuya Minami, Kazuhiro Kizaki, Takuya Fujihashi, Takashi Watanabe, Shunsuke Saruwatari   +10 more
doaj   +1 more source

Analysis of Radio over Fiber system for mitigating four-wave mixing effect

Digital Communications and Networks, 2020
In this paper, an efficient 8-channel 32Gbps RoF (Radio over Fiber) system incorporating Bessel Filter (8/32 RoF-BF) has been demonstrated to reduce the impact of non-linear transmission effects, specifically Four-Wave Mixing (FWM).
Namita Kathpal, Amit Kumar Garg
doaj   +1 more source

High-frequency Si/SiGe phototransistor model: Operation on multiple polarization points [PDF]

E3S Web of Conferences, 2022
This article presents the results of our research on the modeling of an HPT SiGe heterojunction phototransistor. Usually this HPTs type work for a single point of polarization in this work, we were interested in modeling the same HPT on different points ...
Diop A.M., Bennour A., Mazer S, El Bekkali M., Fattah M., Polleux J-L., Algani C.   +6 more
doaj   +1 more source

Radio-over-Fibersystem Capacity Improvements by Using Wavelength Division Multiplexing and Subcarrier Multiplexing Techniques [PDF]

Engineering and Technology Journal, 2015
Radio-over-Fiber (RoF) system refers to the radio signals which are modulated with optical signal and transmitted over optical fiber link from Central Office (CO) to the Remote Nodes (RNs).In this paper, RoF system with Wavelength Division Multiplexing ...
Mustafa A. Jalil, Aied K. AL-Samarrie
doaj   +1 more source

A RoF-FSO communication system using 10Gbit/s polsk 4-PAM downstream signals [PDF]

ITM Web of Conferences, 2022
In this paper, the performance of a 60 GHz radio over fiber free space optics (RoF-FSO) communication system with 10Gbit/s 4-ary pulse amplitude modulation (4-PAM) polarization shift-keying (Polsk) downlink signal is proposed and designed.
Tian Qing, Shao Yufeng, Wang Anrong, Yang Jie, Wang Zhuang, Yu Ni, Yang Qiming, Yi Linfang, Yuan Jie, Li Yanlin, Chen Peng, Li Chong, Liu Shuanfan, Zuo Renjie   +13 more
doaj   +1 more source

Deducing of Optical and Electronic Domains Based Distortions in Radio over Fiber Network

Applied Sciences, 2022
Managing the users multimedia and long-range based demands, the radio over fiber (RoF) mechanism has been introduced recently. RoF mingles the optical and radio communication frameworks to increase mobility and offer high capacity communication networks (
Haoyu Yu, Farman Ali, Shanshan Tu, Hanen Karamti, Ammar Armghan, Fazal Muhammad, Fayadh Alenezi, Khurram Hameed, Nauman Ahmad   +8 more
doaj   +1 more source