Results 91 to 100 of about 1,118 (191)

Diversity and network coded 5G fronthaul wireless networks for ultra reliable and low latency communications

, 2017
This paper is directed towards improving both throughput and reliability of 5G wireless Cloud Radio Access Networks (C-RANs) by the synergistic combination of Diversity Coding and Network Coding (DC-NC). In this paper, we directly apply the concept of DC-
Kemal Davaslioglu, Nabeel I. Sulieman, Sulieman, Nabeel I., Balevi, Eren, Richard D. Gitlin, Gitlin, Richard D., Davaslioglu, Kemal, Eren Balevi   +7 more
core   +1 more source

5G C-RAN with optical fronthaul: An analysis from a deployment perspective

, 2018
© 1983-2012 IEEE. The fifth generation (5G) wireless technology is designed to provide significantly faster Internet access, with lower latency, and ubiquitous mobile coverage compared to its predecessors. However, as there will be hundreds and thousands
A Nirmalathas (13383936), C Jayasundara (13509268), Chathu Ranaweera (13090347), E Wong (7735562), C Lim (9867449)   +4 more
core   +2 more sources

A data-rate adaptable modem solution for millimeter-wave wireless fronthaul networks

, 2015
For dense small cell deployment in centralized baseband architecture, wireless fronthaul is a cost efficient and flexible alternative to fiber-based fronthaul links.
Zhongxia He, Swahn, Thomas,, Zirath, Herbert, Yinggang Li, Jingjing Chen, He, Zhongxia Simon,, Swahn, Thomas, Li, Yinggang,, Li, Yinggang, Zirath, Herbert,, Chen, Jingjing, Thomas Swahn, Herbert Zirath, He, Zhongxia Simon, Chen, Jingjing,   +14 more
core   +1 more source

UAV-Based Cell-Free Massive MIMO: Joint Activation and Power Optimization Under Fronthaul Capacity Limitations

Bjornson, Emil/0000-0002-5954-434XWe consider a cell-free massive multiple-input multiple-output (mMIMO) network, where uncrewed aerial vehicles (UAVs) equipped with multiple antennas serve as distributed UAV-access points (UAV-APs).
Alp Topal, Ozan, Cavdar, Cicek, Ghatak, Gourab, Neetu, R. R., Bjornson, Emil, Tugfe Demir, Ozlem, Ashok Bohara, Vivek   +6 more
core   +1 more source

Fiber/Free-Space Optics with Open Radio Access Networks Supplements the Coverage of Millimeter-Wave Beamforming for Future 5G and 6G Communication

Fibers
Conceptually, this paper aims to help reduce the communication blind spots originating from the design of millimeter-wave (mmW) beamforming by deploying radio units of an open radio access network (O-RAN) with free-space optics (FSOs) as the backhaul and
Cheng-Kai Yao, Hsin-Piao Lin, Chiun-Lang Cheng, Ming-An Chung, Yu-Shian Lin, Wen-Bo Wu, Chun-Wei Chiang, Peng-Chun Peng   +7 more
doaj   +1 more source

200 Gb/s FSO WDM Communication System Empowered by Multiwavelength Directly Modulated TOSA for 5G Wireless Networks

IEEE Photonics Journal, 2018
In this paper, a 200-Gb/s free-space optical (FSO) wavelength division multiplexing (WDM) transmission architecture based on multiwavelength directly modulated transmitter optical sub-assemblies for 5G wireless networks has been proposed and ...
Zeping Zhao, Zhike Zhang, Jun Tan, Yu Liu, Jianguo Liu   +4 more
doaj   +1 more source

Multi‐stage resource allocation in hybrid 25G‐EPON and LTE‐Advanced Pro FiWi networks for 5G systems

IET Networks, 2018
The 5G vision is not restricted solely to the wireless domain and its challenging requirements cannot be fulfilled without the efficient integration of cutting‐edge technologies in all portions of the telecommunications infrastructure.
Thomas Lagkas, Panagiotis Sarigiannidis, Paolo Bellavista, Carlo Giannelli   +3 more
doaj   +1 more source

End-to-End Delay Performance of Analog Fiber Wireless Architecture for 5G NR Fronthaul

, 2020
The convergence of fiber and wireless systems based on millimiter-wave (mmWave) bands seems to be a promising fronthaul solution for the fifth generation (5G) centralized radio access network (C-RAN) deployments.
J. Vardakas, A. Mesodiakaki, Vardakas, J., G. Kalfas, Kalfas, G., Verikoukis, Christos, C. Vagionas, C. Verikoukis, Datsika, E., E. Datsika, Vagionas, C., Mesodiakaki, A.   +11 more
core   +1 more source

Dual-Mode Distance-Adaptive Transceiver Architecture for 5G Optical Fiber Fronthaul

, 2018
We propose a transceiver architecture for 5G fronthaul that adapts the modulation format according to the channel quality. The proposed solution operates in dual-mode using digital signal processing (DSP)-assisted analog radio-over-fiber (A-RoF) and ...
Udalcovs, Aleksejs,, Barreto, Andre Noll,, Mello, Darli A. A.,, Osorio, Camilo,, Monti, Paolo,, Ozolins, Oskars,   +5 more
core  

Multi-OLT Multi-Lane PON for 5G Fronthaul and Differential Services Through Access Class Priority-Based 2D Scheduling

IEEE Open Journal of the Communications Society
Optical and wireless convergence is a quest of time. The rising bandwidth demand focuses on optical technology while increasing mobile bandwidth access requires wireless connectivity. Network convergence is a must to go through the solution.
Fahmida Rawshan, Monir Hossen, Md. Rafiqul Islam   +2 more
doaj   +1 more source