Results 41 to 50 of about 6,664 (186)

Fronthaul Quantization as Artificial Noise for Enhanced Secret Communication in C-RAN

open access: yes, 2017
This work considers the downlink of a cloud radio access network (C-RAN), in which a control unit (CU) encodes confidential messages, each of which is intended for a user equipment (UE) and is to be kept secret from all the other UEs.
Park, Seok-Hwan   +2 more
core   +1 more source

C-RAN Traffic Aggregation on Latency-Controlled Ethernet Links

open access: yesApplied Sciences, 2018
Centralized/Cloud Radio Access Networks (C-RAN) are deployed in converged fixed-mobile networks to exploit the flexibility coming from joint application of Network Function Virtualization (NFV) and Software Defined Networking (SDN).
Federico Tonini   +4 more
doaj   +1 more source

Boosting Fronthaul Capacity: Global Optimization of Power Sharing for Centralized Radio Access Network

open access: yes, 2018
The limited fronthaul capacity imposes a challenge on the uplink of centralized radio access network (C-RAN). We propose to boost the fronthaul capacity of massive multiple-input multiple-output (MIMO) aided C-RAN by globally optimizing the power sharing
Chen, Sheng   +4 more
core   +1 more source

Novel Fronthaul Control Method to Address the Fronthaul/Air Interface Tradeoff

open access: yes2025 IEEE Wireless Communications and Networking Conference (WCNC)
Abstract not ...
Larrañaga-Zumeta A.   +5 more
openaire   +1 more source

Fronthaul-Constrained Cloud Radio Access Networks: Insights and Challenges

open access: yes, 2015
As a promising paradigm for fifth generation (5G) wireless communication systems, cloud radio access networks (C-RANs) have been shown to reduce both capital and operating expenditures, as well as to provide high spectral efficiency (SE) and energy ...
Lau, V., Peng, M., Poor, H. V., Wang, C.
core   +2 more sources

Analog Optical Links for 5G Fronthaul Networks [PDF]

open access: yes2018 IEEE International Symposium on Broadband Multimedia Systems and Broadcasting (BMSB), 2018
Addressing bandwidth limitation in the fronthaul segment of next generation 5G network has become nowadays an important problem in the data communication community. Radio over Fiber together with Spatial Division Multiplexing has been recently proposed as the suitable technologies to implement the fronthaul network segment.
Diego Perez Galacho   +2 more
openaire   +2 more sources

Digital Twin‐Based Optimization of Service Availability in LEO Mega Constellations Considering Handover Delays in Open RAN

open access: yesInternational Journal of Satellite Communications and Networking, EarlyView.
ABSTRACT As non‐terrestrial networks (NTNs) become integral to future 6G systems, ensuring seamless connectivity and service continuity over low Earth orbit (LEO) satellite constellations is essential. This work investigates the impact of open radio access network (RAN) functional splits on handover performance in NTNs, focusing on minimizing service ...
Siva Satya Sri Ganesh Seeram   +3 more
wiley   +1 more source

Performance Improvement of Time-Sensitive Fronthaul Networks in 5G Cloud-RANs Using Reinforcement Learning-Based Scheduling Scheme

open access: yesIEEE Access
The rapid surge in internet-driven smart devices and bandwidth-hungry multimedia applications demands high-capacity internet services and low latencies during connectivity.
Muhammad Waqar   +3 more
doaj   +1 more source

Full-Duplex Cloud Radio Access Network: Stochastic Design and Analysis [PDF]

open access: yes, 2017
Full-duplex (FD) has emerged as a disruptive communications paradigm for enhancing the achievable spectral efficiency (SE), thanks to the recent major breakthroughs in self-interference (SI) mitigation. The FD versus half-duplex (HD) SE gain, in cellular
Shojaeifard, Arman   +4 more
core   +1 more source

Millimeter‐Wave Antennas: A Comprehensive State‐of‐the‐Art Review of Design Approaches, Operating Bands, Challenges, and Applications in Body‐Centric and Emerging Systems

open access: yesRadio Science, Volume 61, Issue 5, May 2026.
Abstract This paper reviews and classifies more than 120 recent contributions on millimeter‐wave (mm‐wave) antennas, with emphasis on their operating bands, design methods, and application domains. It surveys the main mm‐wave frequency ranges and their use in 5G/6G communications, radar and sensing, biomedical and body‐centric systems, imaging, and ...
Sarra Khacha   +10 more
wiley   +1 more source

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