Optimal resource allocation in coordinated multi-cell systems

E Björnson, E Jorswieck - Foundations and Trends® in …, 2013‏ - nowpublishers.com
The use of multiple antennas at base stations is a key component in the design of cellular
communication systems that can meet high-capacity demands in the downlink. Under ideal …

Distributed robust multicell coordinated beamforming with imperfect CSI: An ADMM approach

C Shen, TH Chang, KY Wang, Z Qiu… - IEEE Transactions on …, 2012‏ - ieeexplore.ieee.org
Multicell coordinated beamforming (MCBF), where multiple base stations (BSs) collaborate
with each other in the beamforming design for mitigating the intercell interference (ICI), 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 **… - 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 …

Decentralized sum rate maximization with QoS constraints for interfering broadcast channel via successive convex approximation

J Kaleva, A Tölli, M Juntti - IEEE Transactions on Signal …, 2016‏ - ieeexplore.ieee.org
Weighted sum rate maximization (WSRMax) with user specific quality-of-service (QoS)
constraints and general convex transmit power constraints is considered in multi-cell multi …

Collaborative precoding design for adjacent integrated sensing and communication base stations

W Jiang, Z Wei, F Liu, Z Feng… - IEEE Internet of Things …, 2023‏ - ieeexplore.ieee.org
Integrated sensing and communication (ISAC) base stations can provide communication
and wide range sensing for vehicles via downlink (DL) transmission, thus enhancing the …

Distributed optimization for coordinated beamforming in multicell multigroup multicast systems: Power minimization and SINR balancing

O Tervo, H Pennanen, D Christopoulos… - IEEE Transactions …, 2017‏ - ieeexplore.ieee.org
This paper considers coordinated multicast beamforming in a multicell multigroup multiple-
input single-output system. Each base station (BS) serves multiple groups of users by …

Traffic aware resource allocation schemes for multi-cell MIMO-OFDM systems

G Venkatraman, A Tölli, M Juntti… - IEEE Transactions on …, 2016‏ - ieeexplore.ieee.org
We consider a downlink multi-cell multiple-input multiple-output (MIMO) interference
broadcast channel (IBC) using orthogonal frequency division multiplexing (OFDM) with …

Energy-efficient beam coordination strategies with rate-dependent processing power

O Tervo, A Tölli, M Juntti, LN Tran - IEEE Transactions on Signal …, 2017‏ - ieeexplore.ieee.org
This paper proposes energy-efficient coordinated beamforming strategies for multicell
multiuser multiple-input single-output system. We consider a practical power consumption …

Large system analysis of base station cooperation for power minimization

L Sanguinetti, R Couillet… - IEEE Transactions on …, 2016‏ - ieeexplore.ieee.org
This paper focuses on a large-scale multi-cell multi-user MIMO system in which L base
stations (BSs) of N antennas each communicate with K single-antenna user equipments. We …

Power minimization in multi-band multi-antenna cognitive radio networks

C Pan, J Wang, W Zhang, B Du… - IEEE Transactions on …, 2014‏ - ieeexplore.ieee.org
This paper aims to design an optimal set of beam-vectors for multi-band multi-antenna
cognitive radio networks that jointly allocate power over both space and frequency, so that …