Low-complexity IRS beamforming based on sphere decoding and tabu search

S Kimaryo, K Lee - Journal of Communications and Networks, 2023 - ieeexplore.ieee.org
… As such, the design of spectral- and complexity-efficient algorithms is still imperative to fully
… of IRS-assisted MIMO systems, we analyze it in different system setups. We use same system

A complexity efficient DMT-Optimal tree pruning based sphere decoding

M Neinavaie, M Derakhtian… - ICASSP 2020-2020 …, 2020 - ieeexplore.ieee.org
… II introduces the system model of a layered space-time block code (LSTBC) MIMO system, …
of our study is not limited by LSTBC MIMO systems. The proposed DMT optimal pruning …

A low-complexity data detection algorithm for massive MIMO systems

IA Khoso, X Dai, MN Irshad, A Khan, X Wang - IEEE Access, 2019 - ieeexplore.ieee.org
… orthogonal for uplink M-MIMO systems, which enables us to … • We propose a novel low-complexity
efficient data detection … performance for uplink M-MIMO systems. • We introduce an …

QR-decomposition-aided tabu search detection for large MIMO systems

NT Nguyen, K Lee, H Dai - … on Vehicular Technology, 2019 - ieeexplore.ieee.org
complexity-efficient scheme for symbol detection in large MIMO systems. It has been shown
… with far lower complexity compared to SD or FSD in large MIMO systems [9], [23]. In [24], the …

Deep learning-aided tabu search detection for large MIMO systems

NT Nguyen, K Lee - IEEE Transactions on Wireless …, 2020 - ieeexplore.ieee.org
… considered as a complexity-efficient scheme for symbol detection in large MIMO systems. It
… complexity compared to SD, KSD, and FSD schemes in large MIMO systems [3], [22], [25]. In …

A low-complexity soft-output signal data detection algorithm for UL massive MIMO systems

S Berra, MAM Albreem, M Malek… - … Systems (CITS), 2021 - ieeexplore.ieee.org
MIMO system encounters various challenges. For instance, the design of a detector for massive
MIMO system … • A low-complexity efficient data detection algorithm is proposed based on …

Joint Discrete Precoding and RIS Optimization for RIS-Assisted MU-MIMO Communication Systems

P Ramezani, Y Khorsandmanesh… - arXiv preprint arXiv …, 2024 - arxiv.org
… We consider an RIS-assisted MU-MIMO system where the following setup and parameters
are used unless otherwise stated. The AAS at the BS is assumed to be a uniform linear array (…

A Low Complexity Online Learning Approximate Message Passing Detector for Massive MIMO

B Hong, H Shao, Z Wang - … Scale Integration (VLSI) Systems, 2024 - ieeexplore.ieee.org
… A highthroughput and low-complexity efficient MMNet (EMMNet) detector is also developed
… Massive MIMO We consider the uplink in a massive MIMO system with a complex-valued M-…

Efficient channel estimation techniques for MIMO systems with 1-bit ADC

HS Hussein, S Hussein… - China Communications, 2020 - ieeexplore.ieee.org
MIMO system was presented. In this paper, we will focus on channel estimation problem in
MIMO systems … introduced to estimate the channel in 1-bit ADC MIMO systems [8, 23-28]. In […

G-multisphere: Generalizing massively parallel detection for non-orthogonal signal transmissions

C Jayawardena, K Nikitopoulos - IEEE Transactions on …, 2019 - ieeexplore.ieee.org
… can support large uplink multi-user MIMO systems with numbers of concurrently transmitting
users … Ascheid, “Complexityefficient enumeration techniques for soft-input, soft-output sphere