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Mobility may degrade the performance of next-generation vehicular networks operating at the millimeter-wave spectrum: frequent loss of alignment and blockages require repeated beam training and handover, thus incurring huge overhead. In…

Information Theory · Computer Science 2020-03-04 Muddassar Hussain , Maria Scalabrin , Michele Rossi , Nicolò Michelusi

The analysis and optimization of single intelligent reflecting surface (IRS)-assisted systems have been extensively studied, whereas little is known regarding multiple-IRS-assisted systems. This paper investigates the analysis and…

Information Theory · Computer Science 2022-06-07 Gengfa Ding , Feng Yang , Lianghui Ding , Ying Cui

The reconfigurable intelligent surface (RIS) is an emerging technology that changes how wireless networks are perceived, therefore its potential benefits and applications are currently under intense research and investigation. In this…

Information Theory · Computer Science 2023-05-18 Placido Mursia , Sendy Phang , Vincenzo Sciancalepore , Gabriele Gradoni , Marco Di Renzo

This paper presents a novel storage aware routing (STAR) protocol designed to provide a general networking solution over a broad range of wired and wireless usage scenarios. STAR enables routing policies which adapt seamlessly from a…

Networking and Internet Architecture · Computer Science 2021-05-18 Shweta Jain , Snehapreethi Gopinath , Dipankar Raychaudhuri

Along with the fast evolution of deep neural networks, the hardware system is also developing rapidly. As a promising solution achieving high scalability and low manufacturing cost, multi-accelerator systems widely exist in data centers,…

Distributed, Parallel, and Cluster Computing · Computer Science 2023-07-25 Guan Shen , Jieru Zhao , Zeke Wang , Zhe Lin , Wenchao Ding , Chentao Wu , Quan Chen , Minyi Guo

Distributed phased Multiple-Input Multiple-Output (phased-MIMO) radar systems have attracted wide attention in target detection and tracking. However, the phase-shifting circuits in phased subarrays contribute to high power consumption and…

Signal Processing · Electrical Eng. & Systems 2025-04-18 Qian Li , Ziang Yang , Dou Li , Hongliang Zhang

Reconfigurable intelligent surface (RIS) has emerged as a cost-effective solution to improve wireless communication performance through just passive reflection. Recently, the concept of simultaneously transmitting and reflecting RIS…

Information Theory · Computer Science 2023-11-27 Anastasios Papazafeiropoulos , Pandelis Kourtessis , Symeon Chatzinotas

As highlighted in the National Spectrum Strategy, Dynamic Spectrum Access (DSA) is key for enabling 6G networks to meet the increasing demand for spectrum from various, heterogeneous emerging applications. In this paper, we consider…

Networking and Internet Architecture · Computer Science 2025-01-31 Ankit Walishetti , Igor Kadota , Aidan Kim , Colin Ward , Eduardo Gutierrez , Randall Berry

The novel active simultaneously transmitting and reflecting surface (ASTARS) has recently received a lot of attention due to its capability to conquer the multiplicative fading loss and achieve full-space smart radio environments. This…

Signal Processing · Electrical Eng. & Systems 2024-01-26 Xinwei Yue , Jin Xie , Chongjun Ouyang , Yuanwei Liu , Xia Shen , Zhiguo Ding

This paper aims to develop the intelligent traffic steering (TS) framework, which has recently been considered as one of the key developments of 3GPP for advanced 5G. Since achieving key performance indicators (KPIs) for heterogeneous…

Networking and Internet Architecture · Computer Science 2023-11-08 Fatemeh Kavehmadavani , Van-Dinh Nguyen , Thang X. Vu , Symeon Chatzinotas

In this paper, we investigate integrated sensing and communication (ISAC) in high-mobility systems with the aid of an intelligent reflecting surface (IRS). To exploit the benefits of Delay-Doppler (DD) spread caused by high mobility,…

Information Theory · Computer Science 2024-08-01 Xingyu Peng , Qin Tao , Xiaoling Hu , Richeng Jin , Chongwen Huang , Xiaoming Chen

Domain-specific systems-on-chip (DSSoCs) aim at bridging the gap between application-specific integrated circuits (ASICs) and general-purpose processors. Traditional operating system (OS) schedulers can undermine the potential of DSSoCs…

Hardware Architecture · Computer Science 2021-09-24 A. Alper Goksoy , Anish Krishnakumar , Md Sahil Hassan , Allen J. Farcas , Ali Akoglu , Radu Marculescu , Umit Y. Ogras

As the services and requirements of next-generation wireless networks become increasingly diversified, it is estimated that the current frequency bands of mobile network operators (MNOs) will be unable to cope with the immensity of…

Signal Processing · Electrical Eng. & Systems 2022-03-22 Mohammad Parvini , Amir Hossein Zarif , Ali Nouruzi , Nader Mokari , Mohammad Reza Javan , Bijan Abbasi , Amir Ghasemi , Halim Yanikomeroglu

In this paper, a cross-layer framework to jointly optimize spectrum sensing and scheduling in resource constrained agile wireless networks is presented. A network of secondary users (SUs) accesses portions of the spectrum left unused by a…

Information Theory · Computer Science 2015-06-23 Nicolo Michelusi , Urbashi Mitra

Nowadays, long distance optical fibre transmission systems use polarization diversity multiplexed signals to enhance transmission performance. Distributed acoustic sensors (DAS) use the same propagation medium ie. single mode optical fibre,…

Signal Processing · Electrical Eng. & Systems 2020-07-03 Sterenn Guerrier , Christian Dorize , Elie Awwad , Jérémie Renaudier

In this paper, a novel concept called simultaneously transmitting and reflecting RIS (STAR-RIS) is introduced into the wireless-powered mobile edge computing (MEC) systems to improve the efficiency of energy transfer and task offloading.…

Information Theory · Computer Science 2022-08-31 Xintong Qin , Zhengyu Song , Tianwei Hou , Wenjuan Yu , Jun Wang , Xin Sun

Stacked intelligent surfaces (SIS) are a promising technology for next-generation wireless systems, offering an opportunity to enhance communication performance with low power consumption. Typically, an SIS is modelled as a surface that…

Signal Processing · Electrical Eng. & Systems 2025-10-29 Omran Abbas , Abdullah Zayat , Loıc Markley , Anas Chaaban

Chip-scale optical phased arrays could enable compact beam steering and LIDAR for autonomous vehicles, precision robotics, and free-space optical communications. Because these applications demand wide angle beam steering as well as high…

Applied Physics · Physics 2018-02-14 Christopher T. Phare , Min Chul Shin , Steven A. Miller , Brian Stern , Michal Lipson

A hardware model for active simultaneously transmitting and reflecting reconfigurable intelligent surfaces (STAR-RISs) is proposed consisting of reflection-type amplifiers. The amplitude gains of the STAR element are derived for both…

Signal Processing · Electrical Eng. & Systems 2023-02-10 Jiaqi Xu , Jiakuo Zuo , Joey Tianyi Zhou , Yuanwei Liu

Distinguishing between reconfigurable intelligent surface (RIS) assisted paths and non-line-of-sight (NLOS) paths is a fundamental problem for RIS-assisted integrated sensing and communication. In this work, we propose a pattern alternation…

Signal Processing · Electrical Eng. & Systems 2025-06-05 Zeyu Huang , Stefan Schwarz , Bashar Tahir , Markus Rupp