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This paper presents a new optimization framework dedicated for integrated sensing and communication (ISAC) waveform design. In particular, the problem aims at maximizing the total achievable sum-rate, through multi-user interference…

信号处理 · 电气工程与系统科学 2025-02-26 Ahmad Bazzi , Marwa Chafii

Analyzing multi-way measurements with variations across one mode of the dataset is a challenge in various fields including data mining, neuroscience and chemometrics. For example, measurements may evolve over time or have unaligned time…

机器学习 · 计算机科学 2022-09-07 Marie Roald , Carla Schenker , Vince D. Calhoun , Tülay Adalı , Rasmus Bro , Jeremy E. Cohen , Evrim Acar

This paper proposes a novel non-orthogonal affine frequency division multiplexing (nAFDM) waveform for reliable high-mobility communications with enhanced spectral efficiency (SE). The key idea is to introduce a bandwidth compression factor…

信息论 · 计算机科学 2026-02-17 Qin Yi , Zilong Liu , Leila Musavian , Zeping Sui

We propose to constrain segmentation functionals with a dimensionless, unbiased and position-independent shape compactness prior, which we solve efficiently with an alternating direction method of multipliers (ADMM). Involving a squared sum…

计算机视觉与模式识别 · 计算机科学 2017-05-18 Jose Dolz , Ismail Ben Ayed , Christian Desrosiers

Dual-functional radar-communication (DFRC) systems can simultaneously perform both radar and communication functionalities using the same hardware platform and spectrum resource. In this paper, we consider multi-input multi-output (MIMO)…

信号处理 · 电气工程与系统科学 2022-01-25 Rang Liu , Ming Li , Qian Liu , A. Lee Swindlehurst

In most existing robust array beam pattern synthesis studies, the bounded-sphere model is used to describe the steering vector (SV) uncertainties. In this letter, instead of bounding the norm of SV perturbations as a whole, we explore the…

信息论 · 计算机科学 2019-05-22 Jintai Yang , Jingran Lin , Qingjiang Shi , Qiang Li

A joint robust transmit/receive adaptive beamforming for multiple-input multipleoutput (MIMO) radar based on probability-constrained optimization approach is developed in the case of Gaussian and arbitrary distributed mismatch present in…

信息论 · 计算机科学 2016-03-03 Weiyu Zhang , Sergiy A. Vorobyov

Joint radar-communications (JRC) is considered to be a vital technology in deploying the next generation systems, since its useful in decongestion of the radio frequency (RF) spectrum and utilising the same hardware resources for dual…

信息论 · 计算机科学 2022-11-16 Evangelos Vlachos , Aryan Kaushik

In this paper, we design low correlation binary sequences favorable in wireless communication and radar applications. First, we formulate the designing problem as a nonconvex combination optimization problem with flexible correlation…

信号处理 · 电气工程与系统科学 2021-10-07 Jiangtao Wang , Yongchao Wang

In dual-function radar-communication (DFRC) systems the probing signal contains information intended for the communication users, which makes that information vulnerable to eavesdropping by the targets. We study the security of a DFRC…

信号处理 · 电气工程与系统科学 2024-04-25 Yi-Kai Li , Athina Petropulu

Herein, an interference-aware predictive aerial-and-terrestrial communication problem is studied, where an unmanned aerial vehicle (UAV) delivers some data payload to a few nodes within a communication deadline. The first challenge is the…

信号处理 · 电气工程与系统科学 2025-12-02 Bowen Li , Junting Chen

This paper presents a unified and system-agnostic analysis of the ambiguity function (AF) characteristics of four representative multicarrier waveforms, orthogonal frequency division multiplexing (OFDM), orthogonal time frequency space…

信号处理 · 电气工程与系统科学 2025-10-14 Hyeon Seok Rou , Giuseppe Thadeu Freitas de Abreu

In this paper, a learning-based approach is proposed for optimizing downlink beamforming in multiple-input multiple-output (MIMO) systems that employ continuous aperture arrays (CAPAs) at both the base station (BS) and the user. Beamforming…

信号处理 · 电气工程与系统科学 2026-03-18 Shiyong Chen , Jia Guo , Shengqian Han

Space-time adaptive processing (STAP) is one of the most effective approaches to suppressing ground clutters in airborne radar systems. It basically takes two forms, i.e., full-dimension STAP (FD-STAP) and reduced-dimension STAP (RD-STAP).…

信息论 · 计算机科学 2022-02-11 Di Song , Shengyao Chen , Feng Xi , Zhong Liu

In this paper we propose an Alternating Direction Method of Multipliers (ADMM) algorithm for solving a Model Predictive Control (MPC) optimization problem, in which the system has state and input constraints and a nonlinear input map. The…

最优化与控制 · 数学 2018-07-30 Sebastian East , Mark Cannon

The integrated design of communication and sensing may offer a potential solution to address spectrum congestion. In this work, we develop a beamforming method for a dual-function radar-communication system, where the transmit signal is…

信号处理 · 电气工程与系统科学 2025-08-07 Hossein Maleki , Carles Diaz-Vilor , Ali Pezeshki , Vahid Tarokh , Hamid Jafarkhani

In this paper, we consider the problem of information-theoretic waveform design for active sensing systems such as radar for extended targets. Contrary to the popular formulation of the problem in the estimation-theoretic context, we are…

信息论 · 计算机科学 2014-02-24 Mir H. Mahmood , Mark R. Bell

With the development of autonomous driving technology, automotive radar has received unprecedented attention due to its day-and-night and all-weather working capability. It is worthwhile to note that more and more vehicles are equipped with…

信号处理 · 电气工程与系统科学 2023-07-11 Yanbing Li , Weichuan Zhang , Lianying Ji

Infinite-horizon optimal control of constrained piecewise affine (PWA) systems has been approximately addressed by hybrid model predictive control (MPC), which, however, has computational limitations, both in offline design and online…

系统与控制 · 电气工程与系统科学 2024-12-16 Kanghui He , Shengling Shi , Ton van den Boom , Bart De Schutter

Adaptive interference cancellation is rapidly becoming a necessity for our modern wireless communication systems, due to the proliferation of wireless devices that interfere with each other. To cancel interference, digital beamforming…

机器学习 · 计算机科学 2021-03-09 Shuang Li , Payam Nayeri , Michael B. Wakin