[HTML][HTML] Energy efficiency techniques in ultra-dense wireless heterogeneous networks: An overview and outlook

O Alamu, A Gbenga-Ilori, M Adelabu, A Imoize… - … Science and Technology …, 2020 - Elsevier
energy consumption and difficulties in network management. Though small cells consume
low power but an ultra-dense … consumption problem is solved by minimizing the cooperative

[HTML][HTML] Joint optimization of energy efficiency and user outage using multi-agent reinforcement learning in ultra-dense small cell networks

E Kim, BC Jung, CY Park, H Lee - Electronics, 2022 - mdpi.com
… MAQ-OCB with SBS collaboration can improve the EE of the SBSs while minimizing the
number of … of SBSs included in the neighbor SBSs set of the ultra-dense small cell networks. …

A hierarchical clustering algorithm for interference management in ultra-dense small cell networks

G Yang, A Esmailpour, N Nasser, G Chen, Q Liu… - IEEE …, 2020 - ieeexplore.ieee.org
… (UD-SCNs) will be an integral part of next generation network (… In this paper, the cooperative
interference management … and power allocation for energy efficiency in dense small cell

[HTML][HTML] User-cell association for security and energy efficiency in ultra-dense heterogeneous networks

D Marabissi, L Mucchi, S Morosi - Sensors, 2021 - mdpi.com
… the energy efficiency of a communication system is proposed. In [21], cross-layer cooperation
as … We start considering the case of having users served only by the small cell layer (ie, the …

Energy-efficient ultra-dense 5G networks: recent advances, taxonomy and future research directions

A Mughees, M Tahir, MA Sheikh, A Ahad - IEEE Access, 2021 - ieeexplore.ieee.org
small cells to create ultra-dense networks. This, however, exacerbates problems with energy
consumption and network … to solving energy efficiency problems in ultra-dense networks, …

On performance of ultra-dense neighborhood small cell networks in urban scenarios

W Yang, J Zhang, J Zhang - IEEE Communications Letters, 2020 - ieeexplore.ieee.org
… We assume indoor ultra-dense small cells (UDS) with … by the network densification and
cooperative communications across … , “Spectral and energy efficiency of ultra-dense networks

Spectral clustering-based energy-efficient resource allocation algorithm in heterogeneous cellular ultra-dense network

X Wang, J Liu, J Sun, J Zhang, Z Qian - 2021 - ir.ciomp.ac.cn
… non-orthogonal multiple access network was proposed. The original NP-hard … of ultra-dense
scene was divided into two subproblem, such as frequency resource allocation and power

A new method of hybrid optimization of small cell range development and density for energy efficient ultradense networks

S Sidiq, JA Sheikh, F Mustafa… - Transactions on …, 2022 - Wiley Online Library
… users through cooperative communication. To enhance the EE of the 5G small-cell networks,
… mechanism for cache enabled small-cell networks with energy harvesting function. In this …

A cluster-based energy-efficient resource management scheme with QoS requirement for ultra-dense networks

Y Sun, G Guo, S Zhang, S Xu, T Wang, Y Wu - IEEE Access, 2020 - ieeexplore.ieee.org
… the UE clustering and a power allocation algorithm based on the non-cooperative game are
… [19] proposes a locally distributed scheme suitable for ultra-dense small cellular networks, …

Enhanced uplink handover scheme for improvement of energy efficiency and QoS in LTE-A/5G HetNet with ultra-dense small cells

JH Jon, C Jong, KS Ryu, W Kim - Wireless Networks, 2024 - Springer
… with respect to UE mobility, available bandwidth, and call admission control is of great
importance in reducing frequent HO in cellular networks with ultra-dense small cell. In previous …