English
Related papers

Related papers: 6G Fresnel Spot Beamfocusing using Large-Scale Met…

200 papers

The sixth-generation and beyond (B6G) networks are envisioned to support advanced applications that demand high-speed communication, high-precision sensing, and high-performance computing. To underpin this multi-functional evolution,…

Signal Processing · Electrical Eng. & Systems 2025-12-09 Xu Gan , Xidong Mu , Yuanwei Liu , Marco Di Renzo , Josep Miquel Jornet , Nuria González Prelcic , Arman Shojaeifard , Tie Jun Cui

Reconfigurable Intelligent Surface (RIS) panels are envisioned as a key technology for sixth-generation (6G) wireless networks, providing a cost-effective means to enhance coverage and spectral efficiency. A critical challenge is the…

Signal Processing · Electrical Eng. & Systems 2025-12-16 Saifur Rahman , Syed Luqman Shah , Salman Khan , Jalal Khan , Muhammad Irfan , Maaz Shafi , Said Muhammad , Fazal Muhammad , Mohammad Shahed Akond

Reconfigurable Intelligent Surface (RIS) is one of the key technologies for the upcoming 6th Generation (6G) communications, which can improve the signal strength at the receivers by adding artificial propagation paths. In the context of…

Information Theory · Computer Science 2022-10-04 Yi Yu , Rita Ibrahim , Dinh-Thuy Phan-Huy

A multi-level soft frequency reuse (ML-SFR) scheme and a resource allocation methodology are proposed for wireless communication systems in this letter. In the proposed ML-SFR scheme, there are 2N power density limit levels, achieving…

Information Theory · Computer Science 2014-06-12 Xuezhi Yang

The provision of communication services via portable and mobile devices, such as aerial base stations, is a crucial concept to be realized in 5G/6G networks. Conventionally, IoT/edge devices need to transmit the data directly to the base…

Machine Learning · Computer Science 2022-01-21 Sunder Ali Khowaja , Kapal Dev , Parus Khuwaja , Paolo Bellavista

In cellular networks, resource allocation is usually performed in a centralized way, which brings huge computation complexity to the base station (BS) and high transmission overhead. This paper explores a distributed resource allocation…

Signal Processing · Electrical Eng. & Systems 2024-11-12 Zelin Ji , Zhijin Qin , Xiaoming Tao

Reconfigurable intelligent surface (RIS) is regarded as an important enabling technology for the sixth-generation (6G) network. Recently, modulating information in reflection patterns of RIS, referred to as reflection modulation (RM), has…

Information Theory · Computer Science 2023-08-11 Jiacheng Yao , Jindan Xu , Wei Xu , Chau Yuen , Xiaohu You

Smart grid (SG) systems enhance grid resilience and efficient operation, leveraging the bidirectional flow of energy and information between generation facilities and prosumers. For energy demand management (EDM), the SG network requires…

Networking and Internet Architecture · Computer Science 2022-11-08 Shafkat Islam , Ioannis Zografopoulos , Md Tamjid Hossain , Shahriar Badsha , Charalambos Konstantinou

Adaptive beam switching is essential for mission-critical military and commercial 6G networks but faces major challenges from high carrier frequencies, user mobility, and frequent blockages. While existing machine learning (ML) solutions…

Networking and Internet Architecture · Computer Science 2025-12-04 Seyed Bagher Hashemi Natanzi , Zhicong Zhu , Bo Tang

We consider the optimization of beyond diagonal reconfigurable intelligent surface (BD-RIS)-aided multi-user (MU) cell-free (CF)-massive multiple-input multiple-output (mMIMO) systems, where the propagation environment design achieved…

Signal Processing · Electrical Eng. & Systems 2026-05-18 Iván Alexander Morales Sandoval , Marko Fidanovski , Hyeon Seok Rou , Giuseppe Thadeu Freitas de Abreu , Emil Björnson

Reconfigurable Intelligent Surfaces (RISs) are one of the key emerging 6th Generation (6G) technologies that are expected to improve the link budgets between transmitters and receivers by adding artificial propagation paths. In such…

Information Theory · Computer Science 2022-09-30 Yi Yu , Rita Ibrahim , Dinh-Thuy Phan-Huy

Broad beam beamforming (BF) design in multiple-input multiple-output (MIMO) can be convenient for initial access, synchronization, and sensing capabilities in cellular networks by avoiding overheads of sweeping methods while making…

Signal Processing · Electrical Eng. & Systems 2025-08-05 Ahmet Kaplan , Diana P. M. Osorio , Erik G. Larsson

This paper introduces an innovative end-to-end model-based deep learning approach for efficient electromagnetic analysis of high-dimensional frequency selective surfaces (FSS). Unlike traditional data-driven methods that require large…

Machine Learning · Computer Science 2024-10-23 Cheima Hammami , Lucas Polo-López , Luc Le Magoarou

Accurately understanding the propagation environment is a fundamental challenge in site-specific beamforming (SSBF). This paper proposes a novel generative SSBF (GenSSBF) solution, which represents a paradigm shift from conventional…

Signal Processing · Electrical Eng. & Systems 2026-01-06 Zihao Zhou , Zhaolin Wang , Yuanwei Liu

Spectrum sharing is increasingly vital in 6G wireless communication, facilitating dynamic access to unused spectrum holes. Recently, there has been a significant shift towards employing machine learning (ML) techniques for sensing spectrum…

Cryptography and Security · Computer Science 2024-06-19 Viet Vo , Thusitha Dayaratne , Blake Haydon , Xingliang Yuan , Shangqi Lai , Sharif Abuadbba , Hajime Suzuki , Carsten Rudolph

The dynamic allocation of spectrum in 5G / 6G networks is critical to efficient resource utilization. However, applying traditional deep reinforcement learning (DRL) is often infeasible due to its immense sample complexity and the safety…

Machine Learning · Computer Science 2026-03-02 Oluwaseyi Giwa , Tobi Awodunmila , Muhammad Ahmed Mohsin , Ahsan Bilal , Muhammad Ali Jamshed

Non-terrestrial base stations (NTBSs), including high-altitude platform stations (HAPSs) and hot-air balloons (HABs), are integral to next-generation wireless networks, offering coverage in remote areas and enhancing capacity in dense…

Systems and Control · Electrical Eng. & Systems 2026-01-01 Hesam Khoshkbari , Georges Kaddoum , Bassant Selim , Omid Abbasi , Halim Yanikomeroglu

Millimeter-wave (mmWave) is a key enabler for next-generation transportation systems. However, in an urban city scenario, mmWave is highly susceptible to blockages and shadowing. Therefore, base station (BS) placement is a crucial task in…

Signal Processing · Electrical Eng. & Systems 2024-04-24 Ahmed Al-Tahmeesschi , Jukka Talvitie , Miguel López-Benítez , Hamed Ahmadi , Laura Ruotsalainen

Location-based services (LBS) are witnessing a rise in popularity owing to their key features of delivering powerful and personalized digital experiences. The recent developments in wireless sensing techniques make the realization of…

Signal Processing · Electrical Eng. & Systems 2023-05-30 Osamah A. Abdullah , Hayder Al-Hraishawi , Symeon Chatzinotas

The emergence of new wireless technologies together with the requirement of massive connectivity results in several technical issues such as excessive interference, high computational demand for signal processing, and lengthy processing…

Signal Processing · Electrical Eng. & Systems 2021-10-25 Firas Fredj , Yasser Al-Eryani , Setareh Maghsudi , Mohamed Akrout , Ekram Hossain