{FlexCore}: Massively Parallel and Flexible Processing for Large {MIMO} Access Points

C Husmann, G Georgis, K Nikitopoulos… - … USENIX Symposium on …, 2017 - usenix.org
Large MIMO base stations remain among wireless network designers' best tools for
increasing wireless throughput while serving many clients, but current system designs …

Design and implementation of a sort-free K-best sphere decoder

S Mondal, A Eltawil, CA Shen… - IEEE Transactions on …, 2009 - ieeexplore.ieee.org
This paper describes the design and very-large-scale integration (VLSI) architecture for a 4×
4 breadth-first K-best multiple-input-multiple-output (MIMO) decoder using a 64 quadrature …

A 74.8 mW Soft-Output Detector IC for 88 Spatial-Multiplexing MIMO Communications

CH Liao, TP Wang, TD Chiueh - IEEE Journal of Solid-State …, 2010 - ieeexplore.ieee.org
In this paper, VLSI implementation of a configurable, soft-output MIMO detector is presented.
The proposed chip can support up to 8 \,*\, 8 64-QAM spatial multiplexing MIMO …

Massively parallel tree search for high-dimensional sphere decoders

K Nikitopoulos, G Georgis… - … on Parallel and …, 2018 - ieeexplore.ieee.org
The recent paradigm shift towards the transmission of large numbers of mutually interfering
information streams, as in the case of aggressive spatial multiplexing, combined with …

[PDF][PDF] MIMO-OFDM-testbed: challenges, implementations, and measurement results: challenges, implementations, and measurement results

M Wenk - 2010 - research-collection.ethz.ch
In recent years, multiple-input multiple-output (MIMO) communication techniques have
brought wireless communication to a new performance level. MIMO communication employs …

Geosphere: Consistently turning MIMO capacity into throughput

K Nikitopoulos, J Zhou, B Congdon… - ACM SIGCOMM …, 2014 - dl.acm.org
This paper presents the design and implementation of Geosphere, a physical-and link-layer
design for access point-based MIMO wireless networks that consistently improves network …

A low-complexity high-speed QR decomposition implementation for MIMO receivers

D Patel, M Shabany, PG Gulak - 2009 IEEE International …, 2009 - ieeexplore.ieee.org
QR decomposition (QRD) is an essential signal processing task for many MIMO signal
detection schemes. However, decomposition of complex MIMO channel matrices with large …

VLSI implementation of a WiMAX/LTE compliant low-complexity high-throughput soft-output K-Best MIMO detector

D Patel, V Smolyakov, M Shabany… - Proceedings of 2010 …, 2010 - ieeexplore.ieee.org
This paper presents a VLSI architecture of a novel soft-output K-Best MIMO detector. The
proposed detector attains low computational complexity using three improvement ideas …

A flexible DSP architecture for MIMO sphere decoding

CH Yang, D Markovic - … Transactions on Circuits and Systems I …, 2009 - ieeexplore.ieee.org
This paper presents the architecture and circuit design of a sphere decoder for agile multi-
input multi-output (MIMO) communication systems. Algorithm and architecture co-design is …

Design and implementation of power-efficient K-best MIMO detector for configurable antennas

MT Shiue, SS Long, CK Jao… - IEEE Transactions on Very …, 2013 - ieeexplore.ieee.org
In this brief, a power-efficient multiple-input multiple-output (MIMO) detector that can flexibly
support multiple antenna configurations and modulations is presented. This detector uses a …