Generalized quadrature spatial modulation scheme using antenna grouping

FR Castillo‐Soria, J Cortez‐González… - ETRI …, 2017 - Wiley Online Library
This paper presents a novel generalized quadrature spatial modulation (GQSM)
transmission scheme using antenna grouping. The proposed GQSM scheme combines …

Non-orthogonal multiple access protocol for overlay cognitive radio networks using spatial modulation and antenna selection

S Emam, ME Celebi - AEU-International Journal of Electronics and …, 2018 - Elsevier
In this paper we propose a novel spectrum sharing protocol for overlay cognitive radio
networks using non-orthogonal multiple access (NOMA), spatial modulation (SM) and …

Artificial noise-aided secure generalized spatial modulation for multiuser transmission

P Yang, X Qiu, F Mu - IEEE Communications Letters, 2020 - ieeexplore.ieee.org
This letter focuses on the secure downlink multi-user generalized spatial modulation (MU-
GSM) system based on the artificial noise (AN). Block diagonalization (BD) is firstly used to …

BER performance of spatial modulation systems under a non-stationary massive MIMO channel model

Y Fu, CX Wang, X Fang, L Yan, S Mclaughlin - IEEE Access, 2020 - ieeexplore.ieee.org
In this paper, the bit error rate (BER) performance of spatial modulation (SM) systems is
investigated both theoretically and by simulation in a non-stationary Kronecker-based …

Permutation index-quadrature spatial modulation: A spectral efficient spatial modulation for next generation networks

VV Gudla, VB Kumaravelu - AEU-International Journal of Electronics and …, 2019 - Elsevier
Abstract Spatial Modulation techniques (SMTs) offer an exceptional trade-off between
spectral and energy efficiencies. In this work, we propose a new SMT termed as permutation …

A simple low-complexity algorithm for generalized spatial modulation

G Altın, ME Çelebi - AEU-International Journal of Electronics and …, 2018 - Elsevier
Generalized spatial modulation (GSM) is an extension of spatial modulation which is
significant for the next generation communication systems. Optimal detection process for the …

Improved spectral efficiency of sm-ofdm using a set of rotated constellations

M Djeddou, F Berrahma, K Ghanem - AEU-International Journal of …, 2018 - Elsevier
Spatial Modulation (SM) is a technique that targets to achieve a compromise between the
two conflicting objectives in multiple-input multiple-output (MIMO) networks, namely the …

AF relay assisted multiuser MIMO‐DQSM downlink transmission system

FR Castillo‐Soria - Electronics Letters, 2020 - Wiley Online Library
This Letter presents an amplify and forward (AF) relay assisted multiuser multiple input‐
multiple output (MU‐MIMO) downlink transmission system based on a double quadrature …

An Enhanced Precoder for Multi User Multiple-Input Multiple-Output Downlink Systems

WS Lee, JH Ro, YH You, D Hwang, HK Song - Applied Sciences, 2020 - mdpi.com
Recently, as the demand for data rate of users has increased, wireless communication
systems have aimed to offer high throughput. For this reason, various techniques which …

Channel Estimation for Millimeter Wave Massive MIMO System: Proposed Hybrid Optimization with Heuristic-Enabled Precoding and Combining

Y Srinivasa Rao, R Madhu - The Computer Journal, 2022 - academic.oup.com
In multiple-input multiple-output (MIMO), millimeter wave (mmWave) is considered as a
promising technology for advanced communication over wireless networks due to its rich …