Results 101 to 110 of about 6,729,286 (226)

Sum rate maximization in UAV-assisted data harvesting network supported by CF-mMIMO system exploiting statistical CSI

Digital Communications and Networks
Unmanned Aerial Vehicles (UAVs) have been considered to have great potential in supporting reliable and timely data harvesting for Sensor Nodes (SNs) from an Internet of Things (IoT) perspective.
Linlin Xu, Qi Zhu, Wenchao Xia, Jun Zhang, Gan Zheng, Hongbo Zhu   +5 more
doaj   +1 more source

Radio Resource Allocation for Achieving Ultra-Low Latency in Fog Radio Access Networks

IEEE Access, 2018
Fog radio access network (F-RAN) has the significant advantages of local radio signal processing, cooperative radio resource management, and distributed storage capability to tackle the massive users demand at the edge.
G. M. Shafiqur Rahman, Mugen Peng, Kecheng Zhang, Shanzhi Chen   +3 more
doaj   +1 more source

Converged Analog Fiber-Wireless Point-to-Multipoint Architecture for eCPRI 5G Fronthaul Networks

Global Communications Conference, 2019
5G New Radio's (NR) spectrum expansion towards higher bands, although critical towards achieving the envisioned 5G capacity requirements, creates the need for installing a very large number of Access Points (APs), which asserts tremendous capital burden ...
G. Kalfas, N. Pleros, M. Agus, A. Pagano, L. Neto, A. Mesodiakaki, C. Vagionas, J. Vardakas, Eftychia G. Datsika, C. Verikoukis   +9 more
semanticscholar   +1 more source

Enhanced Fronthaul Capacity in CRANs: Sum-Rate Maximization via Joint Optimal Design of STAR-RIS, Massive MIMO and Data Compression

IEEE Open Journal of Vehicular Technology
Cloud Radio Access Networks (CRAN) face a critical challenge due to the limited capacity of fronthaul links overwhelmed by massive data transmissions. This paper proposes a novel CRAN design that effectively tackles this challenge.
Iqra Farhat, Umar Rashid, Omer Waqar
doaj   +1 more source

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   +1 more source

Deep Reinforcement Learning Based Joint Allocation Scheme in a TWDM-PON-Based mMIMO Fronthaul Network

IEEE Photonics Journal
In next-generation centralized or cloud radio access networks (C-RANs), time and wavelength division multiplexed passive optical network (TWDM-PON) has been well recognized as a promising candidate to build the mobile fronthaul. Considering the stringent
Yuansen Cheng, Yingjie Shao, Shifeng Ding, Chun-Kit Chan   +3 more
doaj   +1 more source

Probabilistically Coded Modulation Formats for 5G Mobile Fronthaul Networks

Journal of Lightwave Technology, 2019
The centralized/cloud radio access network architecture is being considered as a promising solution for fifth-generation cellular networks. In particular, the stringent capacity and latency requirements of the fronthaul segment call for innovations in ...
Mingwei Yang, H. Rastegarfar, I. Djordjevic   +2 more
semanticscholar   +1 more source

Experimental Demonstration of Dynamic Optical Beamforming for Beyond 5G Spatially Multiplexed Fronthaul Networks

IEEE Journal of Selected Topics in Quantum Electronics, 2021
R. Muñoz, S. Rommel, P. V. van Dijk, J. Brenes, E. Grivas, C. Manso, C. Roeloffzen, R. Vilalta, J. Fàbrega, G. Landi, R. Casellas, R. Martínez, I. Monroy   +12 more
semanticscholar   +1 more source

Z-PRISM: Intelligent and Proactive Slice Resizing for Fast Adaptation in 6G Zero-Touch Networks

IEEE Open Journal of the Communications Society
Managing fronthaul slices in 6G networks requires not only proactive bandwidth provisioning but also rapid adaptation to sudden and unpredictable traffic fluctuations.
Nilton F. S. Seixas, Sabidur Rahman, Maycon L. M. Peixoto, Cassio V. S. Prazeres, Gustavo B. Figueiredo   +4 more
doaj   +1 more source

Analog Radio-over-Fiber Fronthaul by a WDM-PON employing Double RSOA Self-Seeding and Carrier-Reuse Techniques

Journal of Microwaves, Optoelectronics and Electromagnetic Applications
WDM-PON has been considered a promising solution for future fronthaul links concerning new mobile networks applications. However, in order to avoid inventory problems and reduce operation costs, there is a need for colorless sources, where the same basic
Adelcio M. Souza, Daniel R. Celino, Ulysses R. Duarte, Murilo A. Romero   +3 more
doaj   +1 more source