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   Articles with "fronthaul" as a keyword



A comprehensive optical mobile fronthaul network toward high-fidelity, flexible and low-latency transport

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recommendations! Published in 2019 at "Photonic Network Communications"

DOI: 10.1007/s11107-019-00829-z

Abstract: Cloud radio access network and the subsequent next-generation fronthaul interface are the key solutions for the upcoming 5G deployment. In both architectures, the baseband units (BBUs) are centralized, and remote radio units (RRUs) are separately… read more here.

Keywords: optical mobile; network; mobile fronthaul; fronthaul ... See more keywords

5G RAN architecture based on analog radio-over-fiber fronthaul over UDWDM-PON and phased array fed reflector antennas

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recommendations! Published in 2020 at "Optics Communications"

DOI: 10.1016/j.optcom.2019.124464

Abstract: This manuscript introduces a 5G radio access network architecture concept based on ultra-dense wavelength division multiplexing (UDWDM) and incorporating an optical fronthaul network that uses a novel wireless antenna system for radio frequency transmission and… read more here.

Keywords: radio; fed reflector; phased array; array fed ... See more keywords

Testbed Evaluation of Distributed Radio Timing Alignment Over Ethernet Fronthaul Networks

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recommendations! Published in 2020 at "IEEE Access"

DOI: 10.1109/access.2020.2993204

Abstract: This work investigates a mechanism for alignment of the timing on which spatially distributed and cooperative radio units transmit in radio-frequency (RF) when served over a packet-based fronthaul. It analyzes the problem by considering the… read more here.

Keywords: radio units; ethernet fronthaul; timing alignment; testbed evaluation ... See more keywords

Integrated Wireless-Optical Backhaul and Fronthaul Provision Through Multicore Fiber

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recommendations! Published in 2020 at "IEEE Access"

DOI: 10.1109/access.2020.3014702

Abstract: In this paper we propose multicore fiber (MCF) as the medium to transport the different signals associated with various wireless applications (ranging from access to fronthauling and backhauling) from the baseband unit (BBU) to the… read more here.

Keywords: integrated wireless; wireless optical; cell site; backhaul ... See more keywords

Open-RAN Fronthaul Transport Security Architecture and Implementation

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recommendations! Published in 2023 at "IEEE Access"

DOI: 10.1109/access.2023.3274487

Abstract: The main innovations for next-generation cellular networks are in the Radio Access Network (RAN). Here, the base station functionalities are split between a Radio Unit (RU) and a Distributed Unit (DU), resulting in a virtualized… read more here.

Keywords: network; fronthaul; transport; security ... See more keywords

Phase Modulated Radio-Over-Fiber for Efficient 5G Fronthaul Uplink

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recommendations! Published in 2019 at "Journal of Lightwave Technology"

DOI: 10.1109/jlt.2019.2940200

Abstract: Analog radio-over-fiber technology is gaining interest as a potential candidate for radio signal transport over the future fronthaul section of the 5th generation (and beyond) radio access network. In this paper, we propose a radio-over-fiber… read more here.

Keywords: fronthaul; phase modulated; radio; radio fiber ... See more keywords

Joint Optimization of Digital Fronthaul Based on Delta-Sigma Modulation and Equal Length Level Conversion

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recommendations! Published in 2025 at "Journal of Lightwave Technology"

DOI: 10.1109/jlt.2025.3539745

Abstract: In conventional mobile fronthaul (MFH) links, the radio-over-fiber (RoF) interface and optical transmission are separately optimized. In this work, we propose an equal-length level conversion (ELLC) scheme to jointly optimize the delta-sigma modulation (DSM) quantization… read more here.

Keywords: scheme; fronthaul; level; conversion ... See more keywords

Photonics Breakthroughs 2024: Advances in B5G Radio-Power Over Fiber Fronthaul

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recommendations! Published in 2025 at "IEEE Photonics Journal"

DOI: 10.1109/jphot.2025.3574445

Abstract: Specific demands of providing power to equipment in remote areas or hazardous environments, including populated areas, requiring high throughputs and ultra-low latency in beyond 5G (B5G) mobile communications that are based on Radio over Fiber… read more here.

Keywords: power fiber; fronthaul; photonics breakthroughs; fiber ... See more keywords

SDN-Enabled Resource Management for Converged Fi-Wi 5G Fronthaul

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recommendations! Published in 2021 at "IEEE Journal on Selected Areas in Communications"

DOI: 10.1109/jsac.2021.3064651

Abstract: Future mobile networks will offer high data rates based on high-capacity fronthaul. Current fronthaul design has two main components that communicate via the common public radio interface and fiber links, i.e., remote units (RUs) that… read more here.

Keywords: power consumption; power; fronthaul; sdn enabled ... See more keywords

Joint Optimization of Power and Fronthaul Compression for Data and Pilot Signals in Uplink C-RANs

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recommendations! Published in 2020 at "IEEE Systems Journal"

DOI: 10.1109/jsyst.2020.2980164

Abstract: For efficient implementation of 5G base stations, cloud-radio access network (C-RAN), where distributed units (DUs) are connected to a central unit (CU) through a fronthaul, has been considered. To support 5G with a wide bandwidth… read more here.

Keywords: optimization; compression; pilot; power ... See more keywords

Demonstration of 1.2-km D-Band Wireless Fronthaul Using Digital-Differential-PCM Scheme

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recommendations! Published in 2025 at "IEEE Photonics Technology Letters"

DOI: 10.1109/lpt.2025.3528329

Abstract: We propose a digital-differential-pulse-code-modulation fronthaul (DDP-FH) scheme and conduct experimental validation within a photonics-aided D-band 1.2-km wireless fronthaul system. In the experiment, by adopting different resolutions in differential-pulse-code-modulation (DPCM), the recovered signal-to-noise ratio (SNR) can… read more here.

Keywords: scheme; fronthaul; digital differential; wireless fronthaul ... See more keywords