Joint resource allocation for user-centric cell-free integrated sensing and communication systems

Y Cao, QY Yu - IEEE Communications Letters, 2023 - ieeexplore.ieee.org
The cell-free massive multiple-input multiple-out (MIMO) is an appealing architecture for
supporting integrated sensing and communication (ISAC), since its macro diversity can …

User-centric cell-free massive MIMO system for indoor industrial networks

H Zhang, R Su, Y Zhu, K Long… - IEEE Transactions on …, 2022 - ieeexplore.ieee.org
The cell-free massive multiple-input multiple-output (CFmMIMO) aims to provide uniform
quality of service (QoS) for all users, and can be used in small-area scenarios such as …

Cooperative hybrid transmit beamforming in cell-free mmWave MIMO networks

M Jafri, S Srivastava… - IEEE Transactions …, 2023 - ieeexplore.ieee.org
Hybrid precoders and combiners are designed for cooperative cell-free multi-user millimeter
wave (mmWave) multiple-input multiple-output (MIMO) cellular networks for low complexity …

Cell-free UAV networks with wireless fronthaul: Analysis and optimization

C Diaz-Vilor, A Lozano… - IEEE Transactions on …, 2023 - ieeexplore.ieee.org
The use of uncrewed aerial vehicles (UAVs) in cell-free networks is poised to unleash a
number of new opportunities to further improve wireless networks. However, cell-free UAV …

Matched-decision AP selection for user-centric cell-free massive MIMO networks

M Freitas, D Souza, G Borges… - IEEE Transactions …, 2023 - ieeexplore.ieee.org
This work proposes a scalable access point (AP) selection framework based on a
competitive mechanism that operates in two stages. Initially, the user equipment (UE) …

Reconfigurable intelligent surface enhanced massive IoT systems with nonlinear measurements

T Liu, H Jiang, Z Yang, Z Chen - IEEE Wireless …, 2023 - ieeexplore.ieee.org
Reconfigurable intelligent surface (RIS) is a promising technology for future communication
systems, and the channel propagation environment can be controlled in an RIS-assisted …

Density-based clustering resolution for grant-free preamble collision in cell-free murllc systems

F Ye, J Li, P Zhu, D Wang, X You - IEEE Transactions on …, 2023 - ieeexplore.ieee.org
As one of the 6G stream services, massive ultra-reliable low-latency communications
(mURLLC) can support massive short-packet data communication with high reliability and …

Joint active user detection, channel estimation, and data detection for massive grant-free transmission in cell-free systems

G Sun, M Cao, W Wang, W Xu… - 2023 IEEE 24th …, 2023 - ieeexplore.ieee.org
Cell-free communication has the potential to significantly improve grant-free transmission in
massive machine-type communication, wherein multiple access points jointly serve a large …

Pilot assignment and Power Control for Cell-Free Massive MIMO with HTC/MTC coexistence

L Liu, S Wu, Q Ye, Y Ma - IEEE Internet of Things Journal, 2023 - ieeexplore.ieee.org
Cell-free massive MIMO (CF-mMIMO) is regarded as one of the most promising wireless
technologies for future applications. It is expected to tackle the intercell interference problem …

Integrated 2-4 Step Random Access for Heterogeneous and Massive IoT Devices

Y Piao, TJ Lee - IEEE Transactions on Green Communications …, 2023 - ieeexplore.ieee.org
Since massive number of User Equipment (UE) s will cause more collisions and increase
delay, improved Random Access (RA) methods have been researched and proposed. With …