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The sixth-generation (6G) wireless networks promises the integration of radar-like sensing capabilities into communication infrastructure. In this paper, we investigate a multi-static sensing framework where half-duplex base stations (BSs)…

Signal Processing · Electrical Eng. & Systems 2025-12-17 Navid Amani , Priyanka Maity , Musa Furkan Keskin , Henk Wymeersch

Integrated sensing and communication (ISAC) is a promising technology in future wireless systems owing to its efficient hardware and spectrum utilization. In this paper, we consider a multi-input multi-output (MIMO) orthogonal frequency…

Signal Processing · Electrical Eng. & Systems 2023-10-24 Peishi Li , Zichao Xiao , Ming Li , Rang Liu , Qian Liu

The open radio access network (O-RAN) enables modular, intelligent, and programmable 5G network architectures through the adoption of software-defined networking, network function virtualization, and implementation of standardized open…

Cryptography and Security · Computer Science 2025-10-14 Md Habibur Rahman , Md Sharif Hossen , Nathan H. Stephenson , Vijay K. Shah , Aloizio Da Silva

Multiple-input multiple-output (MIMO) systems find immense potential and applicability in the long term evolution (LTE), 5G, Internet of Things (IoT), vehicular ad hoc networks (VANETs), and tactical communication systems. Jamming poses…

Networking and Internet Architecture · Computer Science 2020-05-05 Anu Jagannath , Jithin Jagannath , Andrew Drozd

A foremost task in frequency diverse array multiple-input multiple-output (FDA-MIMO) radar is to efficiently obtain the target signal in the presence of interferences. In this paper, we employ a novel "low-rank + low-rank + sparse"…

Signal Processing · Electrical Eng. & Systems 2021-01-25 Qi Liu , Jingwei Xu , Zhi Ding , Hing Cheung So

Mobile jammers pose a critical threat to 5G networks, particularly in military communications. We propose an intelligent anti-jamming framework that integrates Multiple Signal Classification (MUSIC) for high-resolution Direction-of-Arrival…

Networking and Internet Architecture · Computer Science 2025-11-19 Olivia Holguin , Rachel Donati , Seyed bagher Hashemi Natanzi , Bo Tang

This paper studies a multiple-input multiple-output (MIMO) orthogonal frequency division multiplexing (OFDM) networked integrated sensing and communication (ISAC) system, in which multiple base stations (BSs) perform beam tracking to…

Networking and Internet Architecture · Computer Science 2025-08-19 Xiaoyu Yang , Zhiqing Wei , Jie Xu , Huici Wu , Zhiyong Feng

Integrated Sensing and Communication (ISAC) systems face stringent hardware constraints, particularly regarding the high Peak-to-Average Power Ratio (PAPR) of standard OFDM, which necessitates power amplifier (PA) back-off and reduces…

Signal Processing · Electrical Eng. & Systems 2026-03-12 Amir Bouziane , Huseyin Arslan

We propose a novel joint activity, channel, and data estimation (JACDE) scheme for cell-free multiple-input multiple-output (MIMO) systems compliant with fifth-generation (5G) new radio (NR) orthogonal frequency-division multiplexing (OFDM)…

Signal Processing · Electrical Eng. & Systems 2020-09-29 Hiroki Iimori , Takumi Takahashi , Koji Ishibashi , Giuseppe Thadeu Freitas de Abreu , Wei Yu

The integration of sensing and communication (ISAC) has significant potential for future wireless systems, enabling efficient spectrum utilization and novel application scenarios. In this paper, we propose a cooperative ISAC framework for…

Signal Processing · Electrical Eng. & Systems 2025-11-06 Qiuyuan Yang , Cunhua Pan , Ruidong Li , Zhenkun Zhang , Hong Ren , Changhong Wang , Jiangzhou Wang

Orthogonal frequency division multiplexing (OFDM) is one of the most widely adopted waveforms for integrated sensing and communication (ISAC) systems, owing to its high spectral efficiency and compatibility with modern communication…

Signal Processing · Electrical Eng. & Systems 2025-10-16 Kawon Han , Kaitao Meng , Alexandra Chatzicharistou , Christos Masouros

Security attacks at the physical layer, in the form of radio jamming for denial of service, are an increasing threat in the Industry 4.0 scenarios. In this paper, we consider the problem of jamming detection in 5G-and-beyond communication…

Signal Processing · Electrical Eng. & Systems 2021-06-16 Leonardo Chiarello , Paolo Baracca , Karthik Upadhya , Saeed R. Khosravirad , Thorsten Wild

This paper proposes an $\alpha$-fair multistatic integrated sensing and communication (ISAC) framework for multi-user multi-input multi-output (MIMO)-orthogonal frequency division multiplexing (OFDM) systems, where communication users act…

Information Theory · Computer Science 2026-04-01 Hyeonho Noh , Jonggyu Jang

This paper presents a theoretical framework to derive information-theoretic bounds on the estimation accuracy of target position and velocity in orthogonal frequency division multiplexing (OFDM)-based integrated sensing and communication…

Signal Processing · Electrical Eng. & Systems 2025-11-03 Lorenzo Pucci , Luca Arcangeloni , Andrea Giorgetti

This paper investigates the design of orthogonal frequency-division multiplexing (OFDM) waveforms for bistatic integrated sensing and communication (ISAC) systems. In the considered framework, an ISAC transmitter jointly optimizes…

Information Theory · Computer Science 2026-03-10 Ruolin Du , Zhiqiang Wei , Zai Yang , Ya-Feng Liu , Bingpeng Zhou , Derrick Wing Kwan Ng

Orthogonal time frequency space (OTFS) is a promising alternative to orthogonal frequency division multiplexing (OFDM) for high-mobility communications. We propose a novel multiple-input multiple-output (MIMO) integrated sensing and…

Signal Processing · Electrical Eng. & Systems 2023-06-13 Musa Furkan Keskin , Carina Marcus , Olof Eriksson , Alex Alvarado , Joerg Widmer , Henk Wymeersch

We study model-based end-to-end learning in the context of integrated sensing and communication (ISAC) under hardware impairments. Hardware impairments are usually addressed by means of array calibration with a focus on communication…

Signal Processing · Electrical Eng. & Systems 2024-12-20 José Miguel Mateos-Ramos , Christian Häger , Musa Furkan Keskin , Luc Le Magoarou , Henk Wymeersch

Joint RADAR communication (JRC) systems that use orthogonal frequency division multiplexing (OFDM) can be compromised by an adversary that re-produces the received OFDM signal creating thus false RADAR targets. This paper presents a set of…

Signal Processing · Electrical Eng. & Systems 2023-03-28 Antonios Argyriou

Radio frequency interference (RFI) and malicious jammers are a significant problem in our wireless world. Detecting RFI or jamming is typically performed with model-based statistical detection or AI-empowered algorithms that use an input…

Signal Processing · Electrical Eng. & Systems 2025-07-29 Christos Ntemkas , Antonios Argyriou

We present the first single-input multiple-output (SIMO) receiver ASIC that jointly performs jammer mitigation, channel estimation, and data detection. The ASIC implements a recent algorithm called siMultaneous mitigAtion, Estimation, and…

Hardware Architecture · Computer Science 2025-11-27 Jonas Elmiger , Fabian Stuber , Oscar Castañeda , Gian Marti , Christoph Studer