A survey of recent advances in optimization methods for wireless communications

YF Liu, TH Chang, M Hong, Z Wu… - IEEE Journal on …, 2024 - ieeexplore.ieee.org
Mathematical optimization is now widely regarded as an indispensable modeling and
solution tool for the design of wireless communications systems. While optimization has …

Toward extra large-scale MIMO: New channel properties and low-cost designs

Y Han, S Jin, M Matthaiou, TQS Quek… - IEEE Internet of Things …, 2023 - ieeexplore.ieee.org
Extra large-scale multiple-input–multiple-output (MIMO) has been recognized as one of the
potential development directions of massive MIMO. By employing even more antennas than …

Towards 6G MIMO: Massive spatial multiplexing, dense arrays, and interplay between electromagnetics and processing

E Björnson, CB Chae, RW Heath Jr, TL Marzetta… - arXiv preprint arXiv …, 2024 - arxiv.org
The increasing demand for wireless data transfer has been the driving force behind the
widespread adoption of Massive MIMO (multiple-input multiple-output) technology in 5G …

A survey of advances in optimization methods for wireless communication system design

YF Liu, TH Chang, M Hong, Z Wu… - arXiv e …, 2024 - ui.adsabs.harvard.edu
Mathematical optimization is now widely regarded as an indispensable modeling and
solution tool for the design of wireless communications systems. While optimization has …

Distributed signal processing for extremely large-scale antenna array systems: State-of-the-art and future directions

Y Xu, EG Larsson, EA Jorswieck, X Li, S Jin… - arXiv preprint arXiv …, 2024 - arxiv.org
Extremely large-scale antenna arrays (ELAA) play a critical role in enabling the
functionalities of next generation wireless communication systems. However, as the number …

Joint Compression and Multiuser Equalization for Multi-Carrier Massive MIMO Systems With Decentralized Baseband Processing

Y Xu, L Zhu, R Shi, TH Chang - IEEE Transactions on Signal …, 2024 - ieeexplore.ieee.org
The decentralized baseband processing (DBP) architecture is recently proposed for massive
MIMO systems to reduce the interconnection cost of fronthaul links and baseband (BB) …

Distributed and scalable uplink processing for LIS: Algorithm, architecture, and design trade-offs

JR Sánchez, F Rusek, O Edfors… - IEEE Transactions on …, 2022 - ieeexplore.ieee.org
The Large Intelligent Surface (LIS) is a promising technology in the areas of wireless
communication, remote sensing and positioning. It consists of a continuous radiating surface …

Trade-Offs in Decentralized Multi-Antenna Architectures: Sparse Combining Modules for WAX Decomposition

JV Alegría, F Rusek - IEEE Transactions on Signal Processing, 2023 - ieeexplore.ieee.org
With the increase in the number of antennas at base stations (BSs), centralized multi-
antenna architectures have encountered scalability problems from excessive …

Decentralized groupwise expectation propagation detector for uplink massive MU-MIMO systems

H Li, Y Dong, C Gong, X Wang… - IEEE Internet of Things …, 2022 - ieeexplore.ieee.org
With the proliferation of emerging Internet of Things (IoT) applications, massive multiuser
multiple-input–multiple-output (MU-MIMO) is a promising technology to support the massive …

Low-complexity channel estimation for massive MIMO systems with decentralized baseband processing

Y Xu, B Wang, E Song, Q Shi… - IEEE Transactions on …, 2023 - ieeexplore.ieee.org
The traditional centralized baseband processing architecture is faced with the bottlenecks of
high computation complexity and excessive fronthaul communication, especially when the …