Results 21 to 30 of about 1,832 (136)

Context-Awareness Enhances 5G Multi-Access Edge Computing Reliability [PDF]

open access: yes, 2019
The fifth generation (5G) mobile telecommunication network is expected to support Multi- Access Edge Computing (MEC), which intends to distribute computation tasks and services from the central cloud to the edge clouds.
Crippa, Marcos Rate   +4 more
core   +2 more sources

On the Impact of Control Channel Reliability on Coordinated Multi-Point Transmission [PDF]

open access: yes, 2014
In the heterogeneous networks (HetNets), co-channel interference is a serious problem. Coordinated multi-point (CoMP) transmission has emerged as a powerful technique to mitigate co-channel interference.
Li, Jingya   +3 more
core   +1 more source

Secrecy Performance Analysis of Heterogeneous Networks With Unreliable Wireless Backhaul and Imperfect Channel Estimation

open access: yesIEEE Transactions on Vehicular Technology, 2023
Wireless backhaul is an economical and flexible alternative to wired backhaul, however, it experiences impairments. This research proposes a new secure heterogeneous system model with unreliable wireless backhaul and imperfect channel estimation over Nakagami- m fading channel.
Cheng Yin   +5 more
openaire   +4 more sources

Cell-Free Massive MIMO versus Small Cells [PDF]

open access: yes, 2017
A Cell-Free Massive MIMO (multiple-input multiple-output) system comprises a very large number of distributed access points (APs)which simultaneously serve a much smaller number of users over the same time/frequency resources based on directly measured ...
Ashikhmin, Alexei   +4 more
core   +2 more sources

Cost-Aware Green Cellular Networks with Energy and Communication Cooperation [PDF]

open access: yes, 2014
Energy cost of cellular networks is ever-increasing to match the surge of wireless data traffic, and the saving of this cost is important to reduce the operational expenditure (OPEX) of wireless operators in future.
Duan, Lingjie, Xu, Jie, Zhang, Rui
core   +1 more source

Considering Pigeons for Carrying Delay Tolerant Networking based Internet traffic in Developing Countries [PDF]

open access: yes, 2012
There are many regions in the developing world that suffer from poor infrastructure and lack of connection to the Internet and Public Switched Telephone Networks (PSTN).
Brewer   +15 more
core   +2 more sources

Control-data separation architecture for cellular radio access networks: a survey and outlook [PDF]

open access: yes, 2016
Conventional cellular systems are designed to ensure ubiquitous coverage with an always present wireless channel irrespective of the spatial and temporal demand of service.
Imran, Ali   +4 more
core   +1 more source

Optimal resource allocation in femtocell networks based on Markov modeling of interferers' activity [PDF]

open access: yes, 2012
Femtocell networks offer a series of advantages with respect to conventional cellular networks. However, a potential massive deployment of femto-access points (FAPs) poses a big challenge in terms of interference management, which requires proper radio ...
BARBAROSSA, Sergio   +2 more
core   +1 more source

Competitive Assessments for HAP Delivery of Mobile Services in Emerging Countries

open access: yes, 2012
In recent years, network deployment based on High Altitude Platforms (HAPs) has gained momentum through several initiatives where air vehicles and telecommunications payloads have been adapted and refined, resulting in more efficient and less expensive ...
Gourhant, Yvon   +2 more
core   +2 more sources

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