Cell-free massive MIMO: A survey

S Elhoushy, M Ibrahim… - … Surveys & Tutorials, 2021‏ - ieeexplore.ieee.org
Towards a fully connected intelligent digital world, 5G and beyond networks experience a
new era of Internet of intelligence with connected people and things. This new era brings …

User-centric cell-free massive MIMO networks: A survey of opportunities, challenges and solutions

HA Ammar, R Adve, S Shahbazpanahi… - … Surveys & Tutorials, 2021‏ - ieeexplore.ieee.org
Densification of network base stations is indispensable to achieve the stringent Quality of
Service (QoS) requirements of future mobile networks. However, with a dense deployment of …

Foundations of user-centric cell-free massive MIMO

ÖT Demir, E Björnson… - Foundations and Trends …, 2021‏ - nowpublishers.com
Imagine a coverage area where each mobile device is communicating with a preferred set of
wireless access points (among many) that are selected based on its needs and cooperate to …

White paper on broadband connectivity in 6G

N Rajatheva, I Atzeni, E Bjornson, A Bourdoux… - arxiv preprint arxiv …, 2020‏ - arxiv.org
This white paper explores the road to implementing broadband connectivity in future 6G
wireless systems. Different categories of use cases are considered, from extreme capacity …

Ultradense cell-free massive MIMO for 6G: Technical overview and open questions

HQ Ngo, G Interdonato, EG Larsson… - Proceedings of the …, 2024‏ - ieeexplore.ieee.org
Ultradense cell-free massive multiple-input–multiple-output (CF-MMIMO) has emerged as a
promising technology expected to meet the future ubiquitous connectivity requirements and …

[HTML][HTML] A survey on user-centric cell-free massive MIMO systems

S Chen, J Zhang, J Zhang, E Björnson, B Ai - Digital Communications and …, 2022‏ - Elsevier
The mobile data traffic has been exponentially growing during the last several decades. This
was enabled by the densification of the network infrastructure in terms of increased cell …

Local partial zero-forcing precoding for cell-free massive MIMO

G Interdonato, M Karlsson, E Björnson… - IEEE Transactions on …, 2020‏ - ieeexplore.ieee.org
Cell-free Massive MIMO (multiple-input multiple-output) is a promising distributed network
architecture for 5G-and-beyond systems. It guarantees ubiquitous coverage at high spectral …

Energy-efficient power control in cell-free and user-centric massive MIMO at millimeter wave

M Alonzo, S Buzzi, A Zappone… - IEEE Transactions on …, 2019‏ - ieeexplore.ieee.org
In a cell-free massive MIMO architecture a very large number of distributed access points
simultaneously and jointly serves a much smaller number of mobile stations; a variant of the …

Uplink performance of RIS-aided cell-free massive MIMO system with electromagnetic interference

E Shi, J Zhang, DWK Ng, B Ai - IEEE Journal on Selected Areas …, 2023‏ - ieeexplore.ieee.org
Cell-free (CF) massive multiple-input multiple-output (MIMO) and reconfigurable intelligent
surface (RIS) are two promising technologies for realizing future beyond-fifth generation …

Emerging MIMO technologies for 6G networks

V Dala Pegorara Souto, PS Dester… - Sensors, 2023‏ - mdpi.com
The demand for wireless connectivity has grown exponentially over the last years. By 2030
there should be around 17 billion of mobile-connected devices, with monthly data traffic in …