[HTML][HTML] Downlink channel access performance of NR-U: Impact of numerology and mini-slots on coexistence with Wi-Fi in the 5 GHz band

K Kosek-Szott, AL Valvo, S Szott, P Gallo, I Tinnirello - Computer Networks, 2021 - Elsevier
Coexistence between cellular systems and Wi-Fi gained the attention of the research
community when LTE License Assisted Access (LAA) entered the unlicensed band. The …

Heterogenous networks: From small cells to 5G NR-U

V Sathya, SM Kala, K Naidu - Wireless Personal Communications, 2023 - Springer
With the exponential increase in mobile users, mobile data demand has grown
tremendously. To meet these demands, cellular operators are constantly innovating to …

Harmonious cross-technology coexistence with heterogeneous traffic in unlicensed bands: Analysis and approximations

M Hirzallah, M Krunz, Y Xiao - IEEE Transactions on Cognitive …, 2019 - ieeexplore.ieee.org
The dramatic growth in demand for mobile data has prompted mobile network operators
(MNOs) to explore spectrum sharing in unlicensed bands. MNOs have been allowed …

Resolving 5G NR-U contention for gap-based channel access in shared sub-7 GHz bands

M Zając, S Szott - IEEE Access, 2022 - ieeexplore.ieee.org
New Radio Unlicensed (NR-U) enables 5G networks to operate in unlicensed channels,
including the sub-7 GHz bands where transmitters are required to adhere to a set of …

Coordinated allocation of radio resources to Wi-Fi and cellular technologies in shared unlicensed frequencies

D Candal-Ventureira, FJ González-Castaño… - IEEE …, 2021 - ieeexplore.ieee.org
Wireless connectivity is essential for industrial production processes and workflow
management. Moreover, the connectivity requirements of industrial devices, which are …

Enhanced collision resolution methods with mini-slot support for 5G NR-U

V Loginov, A Troegubov, A Lyakhov, E Khorov - IEEE Access, 2021 - ieeexplore.ieee.org
To improve the capacity of cellular systems without additional expenses on licensed
frequency bands, the 3GPP consortium has designed cellular technologies that use the …

[HTML][HTML] Using self-deferral to achieve fairness between Wi-Fi and NR-U in downlink and uplink scenarios

S Szott, K Kosek-Szott, AL Valvo, I Tinnirello - Computer Communications, 2022 - Elsevier
Wireless networks operating in unlicensed bands generally use one of two channel access
paradigms: random access (eg, Wi-Fi) or scheduled access (eg, LTE License Assisted …

Exploiting successive interference cancellation for spectrum sharing over unlicensed bands

Z Guo, M Li, M Krunz - IEEE Transactions on Mobile Computing, 2023 - ieeexplore.ieee.org
Harmonious coexistence among different unlicensed wireless technologies has became
increasingly important due to the spectrum shortage problem. As a representative case, we …

Performance analysis of spatially distributed LTE-U/NR-U and Wi-Fi networks: An analytical model for coexistence study

AM Baswade, M Reddy, BR Tamma, V Sathya - Journal of Network and …, 2021 - Elsevier
To access an unlicensed channel, Wi-Fi follows the Listen Before Talk (LBT) mechanism,
whereas LTE-U (and future New Radio in Unlicensed (NR-U) Patriciello et al., 2020; Lagen …

Evolution of small cell from 4G to 6G: past, present, and future

V Sathya - arXiv preprint arXiv:2101.10451, 2020 - arxiv.org
To boost the capacity of the cellular system, the operators have started to reuse the same
licensed spectrum by deploying 4G LTE small cells (Femto Cells) in the past. But in time …