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Localization is a key feature of future Sixth Generation (6G) net-works with foreseen accuracy requirements down to the millimeter level, to enable novel applications in the fields of telesurgery, high-precision manufacturing, and others.…

Signal Processing · Electrical Eng. & Systems 2025-11-25 Andrea Bedin , Joerg Widmer , Melanny Davila , Marco Canil , Rafael Ruiz

Full-duplex multi-way relaying is a potential solution for supporting high data rates in future Internet-of-Things (IoT) and 5G networks. Thus, in this paper the full-duplex MIMO multi-way channel consisting of 3 users (Y-channel) with $M$…

Information Theory · Computer Science 2014-12-03 Anas Chaaban , Aydin Sezgin

In the next generation of wireless systems, Massive MIMO offers high angular resolution for localization. By virtue of large number of antennas, the Angle of Arrival (AoA) of User Terminals (UTs) can be estimated with high accuracy.…

Information Theory · Computer Science 2021-03-11 Masoud Arash , Hamed Mirghasemi , Ivan Stupia , Luc Vandendorpe

This paper investigates the symmetric degrees of freedom (DoF) of MIMO cellular networks with G cells and K users per cell, having N antennas at each base station and M antennas at each user. In particular, we investigate achievability…

Information Theory · Computer Science 2013-12-11 Gokul Sridharan , Wei Yu

In this paper, we propose a distributed optimization-learning framework for terahertz (THz) cell-free integrated sensing and communication (CF-ISAC) systems, termed Distributed Optimization-Learning with Graph Transformers (DOLG). We first…

Signal Processing · Electrical Eng. & Systems 2026-04-14 Guangchen Wang , Zhifeng Tang , Nan Yang , Xin Hao , Zhu Han

Integrated sensing and communication (ISAC) has emerged as a transformative technology for 6G networks, enabling the seamless integration of communication and sensing functionalities. Reconfigurable intelligent surfaces (RIS), with their…

Signal Processing · Electrical Eng. & Systems 2025-01-14 Shoushuo Zhang , Rang Liu , Ming Li , Wei Wang , Qian Liu

Due to the growing volume of data traffic produced by the surge of Internet of Things (IoT) devices, the demand for radio spectrum resources is approaching their limitation defined by Federal Communications Commission (FCC). To this end,…

Signal Processing · Electrical Eng. & Systems 2021-06-30 Yifei Song , Hao-Hsuan Chang , Zhou Zhou , Shashank Jere , Lingjia Liu

This work presents an investigation on the scalability of a deep leaning (DL)-based blind transmitter positioning system for addressing the multi transmitter localization (MLT) problem. The proposed approach is able to estimate relative…

Signal Processing · Electrical Eng. & Systems 2023-06-07 Ivo Bizon , Ahmad Nimr , Philipp Schulz , Marwa Chafii , Gerhard P. Fettweis

WLAN Device-free passive DfP indoor localization is an emerging technology enabling the localization of entities that do not carry any devices nor participate actively in the localization process using the already installed wireless…

Networking and Internet Architecture · Computer Science 2012-02-14 Ahmed E. Kosba , Ahmed Saeed , Moustafa Youssef

Harvesting dense pixel-level annotations to train deep neural networks for semantic segmentation is extremely expensive and unwieldy at scale. While learning from synthetic data where labels are readily available sounds promising,…

Computer Vision and Pattern Recognition · Computer Science 2018-04-17 Zuxuan Wu , Xintong Han , Yen-Liang Lin , Mustafa Gkhan Uzunbas , Tom Goldstein , Ser Nam Lim , Larry S. Davis

Distributed Antenna Systems (DASs) employ multiple antenna arrays in remote radio units to achieve highly directional transmission and provide great coverage performance for future-generation networks. However, the utilization of active…

Information Theory · Computer Science 2023-09-26 Chengzhi Ma , Xi Yang , Jintao Wang , Guanghua Yang , Wei Zhang , Shaodan Ma

Delay alignment modulation (DAM) is an emerging technique for achieving inter-symbol interference (ISI)-free wideband communications using spatial-delay processing, without relying on channel equalization or multi-carrier transmission.…

Information Theory · Computer Science 2023-09-06 Haiquan Lu , Yong Zeng

This paper presents a fundamental performance analysis of joint location and velocity estimation in a cell-free (CF) MIMO integrated sensing and communication (ISAC) system. Unlike prior studies that primarily rely on continuous-time signal…

Signal Processing · Electrical Eng. & Systems 2025-06-02 Guoqing Xia , Pei Xiao , Qu Luo , Bing Ji , Yue Zhang , Huiyu Zhou

Federated learning is a recent development in the machine learning area that allows a system of devices to train on one or more tasks without sharing their data to a single location or device. However, this framework still requires a…

Machine Learning · Computer Science 2024-01-11 Guangyao Zheng , Michael A. Jacobs , Vladimir Braverman , Vishwa S. Parekh

Future generations of mobile networks call for concurrent sensing and communication functionalities in the same hardware and/or spectrum. Compared to communication, sensing services often suffer from limited coverage, due to the high path…

We focus on interference mitigation and energy conservation within a single wireless body area network (WBAN). We adopt two-hop communication scheme supported by the the IEEE 802.15.6 standard (2012). In this paper, we propose a dynamic…

Networking and Internet Architecture · Computer Science 2016-11-03 Mohamad Jaafar Ali , Hassine Moungla , Ahmed Mehaoua , Yong Xu

The forthcoming 6G and beyond wireless networks are anticipated to introduce new groundbreaking applications, such as Integrated Sensing and Communications (ISAC), potentially leveraging much wider bandwidths at higher frequencies and using…

Signal Processing · Electrical Eng. & Systems 2024-08-20 Nithin Babu , Alva Kosasih , Christos Masouros , Emil Björnson

In this paper, a deep learning (DL) framework for the optimization of the resource allocation in multi-channel cellular systems with device-to-device (D2D) communication is proposed. Thereby, the channel assignment and discrete transmit…

Information Theory · Computer Science 2020-11-26 Woongsup Lee , Robert Schober

Wireless fingerprint-based localization has become one of the most promising technologies for ubiquitous location-aware computing and intelligent location-based services. However, due to RF vulnerability to environmental dynamics over time,…

Signal Processing · Electrical Eng. & Systems 2024-02-20 Lingyan Zhang , Junlin Huang , Tingting Zhang , Qinyu Zhang

We consider a decentralized wireless network with several source-destination pairs sharing a limited number of orthogonal frequency bands. Sources learn to adapt their transmissions (specifically, their band selection strategy) over time,…

Networking and Internet Architecture · Computer Science 2025-04-01 Yubo Zhang , Pedro Botelho , Trevor Gordon , Gil Zussman , Igor Kadota