Energy-efficient multicell multigroup multicasting with joint beamforming and antenna selection

O Tervo, LN Tran, H Pennanen… - IEEE Transactions …, 2018 - ieeexplore.ieee.org
This paper studies the energy efficiency and sum rate tradeoff for coordinated beamforming
in multicell multiuser multigroup multicast multiple-input single-output systems. We first …

Convexification of queueing formulas by mixed-integer second-order cone programming: An application to a discrete location problem with congestion

A Ahmadi-Javid, P Hoseinpour - INFORMS Journal on …, 2022 - pubsonline.informs.org
Mixed-integer second-order cone programs (MISOCPs) form a novel class of mixed-integer
convex programs, which can be solved very efficiently as a result of the recent advances in …

Energy-efficient coordinated multi-cell multi-group multicast beamforming with antenna selection

O Tervo, LN Tran, H Pennanen… - 2017 IEEE …, 2017 - ieeexplore.ieee.org
This paper studies energy-efficient coordinated beamforming in multi-cell multi-user
multigroup multicast multiple-input single-output systems. We aim at maximizing the network …

Non-orthogonal multiple access assisted multi-region geocast

Y Zhang, HM Wang, Z Ding, MH Lee - IEEE Access, 2017 - ieeexplore.ieee.org
This paper proposes a novel location-based multi-group multicast framework, which is
termed non-orthogonal multiple access (NOMA)-assisted multi-region geocast. This novel …

Transceiver optimization for energy-efficient multiantenna cellular networks

O Tervo - 2018 - oulurepo.oulu.fi
Tiivistelmä Tämä väitöskirja keskittyy ajankohtaiseen energiatehokkaaseen
lähetinsuunnitteluun langattomissa solukkoverkoissa, joissa suorituskykymittarina käytetään …