GR-WiFi: A GNU Radio based WiFi Platform with Single-User and Multi-User MIMO Capability

Fuente: arXiv
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Autori principali: Lin, Natong, Yun, Zelin, Zhou, Shengli, Han, Song
Natura: Preprint
Pubblicazione: 2025
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author Lin, Natong
Yun, Zelin
Zhou, Shengli
Han, Song
author_facet Lin, Natong
Yun, Zelin
Zhou, Shengli
Han, Song
contents Since its first release, WiFi has been highly successful in providing wireless local area networks. The ever-evolving IEEE 802.11 standards continue to add new features to keep up with the trend of increasing numbers of mobile devices and the growth of Internet of Things (IoT) applications. Unfortunately, the lack of open-source IEEE 802.11 testbeds in the community limits the development and performance evaluation of those new features. Motivated by an existing popular open-source software-defined radio (SDR) package for single-user single-stream transmission based on the IEEE 802.11/a/g/p standard, in this paper we present GR-WiFi, an open-source package for single-user and multi-user multi-input multi-output (MIMO) transmissions based on 802.11n and 802.11ac standards. The distinct features of GR-WiFi include the support of parallel data streams to single or multiple users, and the compatible preamble processing to allow the co-existence of conventional, high-throughput (HT) and very-high-throughput (VHT) traffics. The performance of GR-WiFi is evaluated through both extensive simulation and real-world experiments.
format Preprint
id arxiv_https___arxiv_org_abs_2501_06176
institution arXiv
publishDate 2025
record_format arxiv
spellingShingle GR-WiFi: A GNU Radio based WiFi Platform with Single-User and Multi-User MIMO Capability
Lin, Natong
Yun, Zelin
Zhou, Shengli
Han, Song
Networking and Internet Architecture
Signal Processing
Since its first release, WiFi has been highly successful in providing wireless local area networks. The ever-evolving IEEE 802.11 standards continue to add new features to keep up with the trend of increasing numbers of mobile devices and the growth of Internet of Things (IoT) applications. Unfortunately, the lack of open-source IEEE 802.11 testbeds in the community limits the development and performance evaluation of those new features. Motivated by an existing popular open-source software-defined radio (SDR) package for single-user single-stream transmission based on the IEEE 802.11/a/g/p standard, in this paper we present GR-WiFi, an open-source package for single-user and multi-user multi-input multi-output (MIMO) transmissions based on 802.11n and 802.11ac standards. The distinct features of GR-WiFi include the support of parallel data streams to single or multiple users, and the compatible preamble processing to allow the co-existence of conventional, high-throughput (HT) and very-high-throughput (VHT) traffics. The performance of GR-WiFi is evaluated through both extensive simulation and real-world experiments.
title GR-WiFi: A GNU Radio based WiFi Platform with Single-User and Multi-User MIMO Capability
topic Networking and Internet Architecture
Signal Processing
url https://arxiv.org/abs/2501.06176