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Spectrum sensing is an essential component of modern wireless networks as it offers a tool to characterize spectrum usage and better utilize it. Deep Learning (DL) has become one of the most used techniques to perform spectrum sensing as…

Networking and Internet Architecture · Computer Science 2024-01-11 Clifton Paul Robinson , Daniel Uvaydov , Salvatore D'Oro , Tommaso Melodia

In large scale dynamic wireless networks, the amount of overhead caused by channel estimation (CE) is becoming one of the main performance bottlenecks. This is due to the large number users whose channels should be estimated, the user…

Information Theory · Computer Science 2022-04-19 Mohanad Obeed , Yasser Al-Eryani , Anas Chaaban

In order to dynamically adapt the transmission bandwidth in wireless local area networks (WLANs), dynamic channel bonding (DCB) was introduced in IEEE 802.11n. It has been extended since then, and it is expected to be a key element in IEEE…

Networking and Internet Architecture · Computer Science 2019-07-02 Sergio Barrachina-Muñoz , Francesc Wilhelmi , Boris Bellalta

Platooning is a critical technology to realize autonomous driving. Each vehicle in platoons adopts the IEEE 802.11p standard to exchange information through communications to maintain the string stability of platoons. However, one vehicle…

Networking and Internet Architecture · Computer Science 2020-11-06 Qiong Wu , Hongmei Ge , Pingyi Fan , Jiangzhou Wang , Qiang Fan , Zhengquan Li

Novel vehicular communication methods are mostly analyzed simulatively or analytically as real world performance tests are highly time-consuming and cost-intense. Moreover, the high number of uncontrollable effects makes it practically…

Networking and Internet Architecture · Computer Science 2019-11-22 Benjamin Sliwa , Christian Wietfeld

This paper addresses some aspects of the general problem of information transfer and distributed function computation in wireless networks. Many applications of wireless technology foresee networks of autonomous devices executing tasks that…

Information Theory · Computer Science 2014-09-09 Steffen Limmer , Slawomir Stanczak

Rapid beam alignment is required to support high gain millimeter wave (mmW) communication links between a base station (BS) and mobile users (MU). The standard IEEE 802.11ad protocol enables beam alignment at the BS and MU through a lengthy…

Signal Processing · Electrical Eng. & Systems 2022-09-12 Akanksha Sneh , Soumya Jain , V Sri Sindhu , Shobha Sundar Ram , Sumit Darak

High mobility channel estimation is crucial for beyond 5G (B5G) or 6G wireless communication networks. This paper is concerned with channel estimation of high mobility OFDM communication systems. First, a two-dimensional compressed sensing…

Information Theory · Computer Science 2020-12-02 Yinchuan Li , Xiaodong Wang , Robert L. Olesen

The steadily growing use of license-free frequency bands requires reliable coexistence management for deterministic medium utilization. For interference mitigation, proper wireless interference identification (WII) is essential. In this…

Machine Learning · Computer Science 2018-04-19 Malte Schmidt , Dimitri Block , Uwe Meier

The Internet of Vehicles (IoV) transforms the transportation ecosystem promising pervasive connectivity and data-driven approaches. Deep learning and generative Artificial Intelligence (AI) have the potential to significantly enhance the…

Networking and Internet Architecture · Computer Science 2025-07-04 Hao Liu , Bo Yang , Zhiwen Yu , Xuelin Cao , George C. Alexandropoulos , Yan Zhang , Chau Yuen

The proper setting of contention window (CW) values has a significant impact on the efficiency of Wi-Fi networks. Unfortunately, the standard method used by 802.11 networks is not scalable enough to maintain stable throughput for an…

Networking and Internet Architecture · Computer Science 2022-02-07 Witold Wydmański , Szymon Szott

Channel estimation is one of the key issues in practical massive multiple-input multiple-output (MIMO) systems. Compared with conventional estimation algorithms, deep learning (DL) based ones have exhibited great potential in terms of…

Information Theory · Computer Science 2021-08-24 Jiabao Gao , Mu Hu , Caijun Zhong , Geoffrey Ye Li , Zhaoyang Zhang

This paper aims to predict radio channel variations over time by deep learning from channel observations without knowledge of the underlying channel dynamics. In next-generation wideband cellular systems, multicarrier transmission for…

Information Theory · Computer Science 2022-03-14 Heunchul Lee , Jaeseong Jeong , Zhao Wang

We propose a novel deep neural network (DNN) based approximation architecture to learn estimates of measurements. We detail an algorithm that enables training of the DNN. The DNN estimator only uses measurements, if and when they are…

Machine Learning · Computer Science 2022-09-13 Shivangi Agarwal , Sanjit K. Kaul , Saket Anand , P. B. Sujit

Channel estimation is a critical task in digital communications that greatly impacts end-to-end system performance. In this work, we introduce a novel approach for multiple-input multiple-output (MIMO) channel estimation using score-based…

Signal Processing · Electrical Eng. & Systems 2022-02-16 Marius Arvinte , Jonathan I Tamir

Vehicular communication systems face significant challenges due to high mobility and rapidly changing environments, which affect the channel over which the signals travel. To address these challenges, neural network (NN)-based channel…

Machine Learning · Computer Science 2025-02-12 Simbarashe Aldrin Ngorima , Albert Helberg , Marelie H. Davel

Among applications of deep learning (DL) involving low cost sensors, remote image classification involves a physical channel that separates edge sensors and cloud classifiers. Traditional DL models must be divided between an encoder for the…

Image and Video Processing · Electrical Eng. & Systems 2023-10-31 Siyu Qi , Achintha Wijesinghe , Lahiru D. Chamain , Zhi Ding

Vehicle-to-vehicle (V2V) communication plays a pivotal role in intelligent transport systems (ITS) with cellular-vehicle to everything (C-V2X) and IEEE 802.11p being the two competing enabling technologies. This paper presents…

Networking and Internet Architecture · Computer Science 2020-08-18 Geeth P. Wijesiri , Jussi Haapola , Tharaka Samarasinghe

This letter presents the first work introducing a deep learning (DL) framework for channel estimation in large intelligent surface (LIS) assisted massive MIMO (multiple-input multiple-output) systems. A twin convolutional neural network…

Signal Processing · Electrical Eng. & Systems 2020-09-11 Ahmet M. Elbir , A Papazafeiropoulos , P. Kourtessis , S. Chatzinotas

We consider channel estimation for high-speed railway communication systems, where both the transmitter and the receiver are equipped with large-scale antenna arrays. It is known that the throughput of conventional training schemes…

Information Theory · Computer Science 2016-03-25 Tao Li , Xiaodong Wang , Pingyi Fan , Taneli Riihonen
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