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In this work, we study integrated sensing and communication (ISAC) networks intending to effectively balance sensing and communication (S&C) performance at the network level. Through the simultaneous utilization of multi-point (CoMP)…

Information Theory · Computer Science 2024-06-12 Kaitao Meng , Christos Masouros

This paper investigates an integrated sensing and communication (ISAC) system where the sensing target is a three-dimensional (3D) extended target, for which multiple scatterers from the target surface can be resolved. We first introduce a…

Information Theory · Computer Science 2024-12-25 Yiqiu Wang , Meixia Tao , Shu Sun , Wei Cao

Most current Deep Learning-based Semantic Communication (DeepSC) systems are designed and trained exclusively for particular single-channel conditions, which restricts their adaptability and overall bandwidth utilization. To address this,…

Networking and Internet Architecture · Computer Science 2024-10-03 Yuna Yan , Lixin Li , Xin Zhang , Wensheng Lin , Wenchi Cheng , Zhu Han

This paper investigates the optimization of beamforming design in a system with integrated sensing and communication (ISAC), where the base station (BS) sends signals for simultaneous multiuser communication and radar sensing. We aim at…

Information Theory · Computer Science 2022-04-27 Zhenyao He , Wei Xu , Hong Shen , Yongming Huang , Huahua Xiao

Cooperative spectrum sensing (CSS) is a promising approach to improve the detection of primary users (PUs) using multiple sensors. However, there are several challenges for existing combination methods, i.e., performance degradation and…

Signal Processing · Electrical Eng. & Systems 2024-09-30 Peng Yi , Yang Cao , Xin Kang , Ying-Chang Liang

The state-dependent memoryless channel (SDMC) is employed to model the integrated sensing and communication (ISAC) system, where the transmitter conveys messages to the receiver while simultaneously estimating the state parameter of…

Information Theory · Computer Science 2026-01-14 Lugaoze Feng , Guocheng Lv , Xunan Li , Ye Jin

Motivated by the recent success of Machine Learning (ML) tools in wireless communications, the idea of semantic communication by Weaver from 1949 has gained attention. It breaks with Shannon's classic design paradigm by aiming to transmit…

Information Theory · Computer Science 2023-07-14 Edgar Beck , Carsten Bockelmann , Armin Dekorsy

Upon the arrival of emerging devices, including Extended Reality (XR) and Unmanned Aerial Vehicles (UAVs), the traditional communication framework is approaching Shannon's physical capacity limit and fails to guarantee the massive amount of…

Systems and Control · Electrical Eng. & Systems 2024-04-09 Hui Zhou , Yansha Deng , Xiaonan Liu , Nikolaos Pappas , Arumugam Nallanathan

Millimeter-wave (mmWave) and terahertz (THz) communication systems require large antenna arrays and use narrow directive beams to ensure sufficient receive signal power. However, selecting the optimal beams for these large antenna arrays…

Information Theory · Computer Science 2024-02-23 Shoaib Imran , Gouranga Charan , Ahmed Alkhateeb

In this paper, we propose a novel design for AI-native goal-oriented communications, exploiting transformer neural networks under dynamic inference constraints on bandwidth and computation. Transformers have become the standard architecture…

Information Theory · Computer Science 2024-05-07 Alessio Devoto , Simone Petruzzi , Jary Pomponi , Paolo Di Lorenzo , Simone Scardapane

The prosperity of artificial intelligence (AI) has laid a promising paradigm of communication system, i.e., intelligent semantic communication (ISC), where semantic contents, instead of traditional bit sequences, are coded by AI models for…

Networking and Internet Architecture · Computer Science 2024-10-28 Le Xia , Yao Sun , Xiaoqian Li , Gang Feng , Muhammad Ali Imran

Integrated sensing and communications (ISAC) has emerged as an intrinsic service of upcoming 6G wireless systems, enabling the reuse of communication signals for environmental sensing and supporting context-aware network functionalities.…

Signal Processing · Electrical Eng. & Systems 2026-04-13 Osmel Martínez Rosabal , Onel L. Alcaraz López

Semantic communications can reduce the resource consumption by transmitting task-related semantic information extracted from source messages. However, when the source messages are utilized for various tasks, e.g., wireless sensing data for…

Signal Processing · Electrical Eng. & Systems 2023-03-28 Hongyang Du , Jiacheng Wang , Dusit Niyato , Jiawen Kang , Zehui Xiong , Junshan Zhang , Xuemin , Shen

As a new communication paradigm, semantic communication has received widespread attention in communication fields. However, since the decoding of semantic signals relies on contextual knowledge, misalignment between the starting position of…

Signal Processing · Electrical Eng. & Systems 2023-12-19 Xiaoyi Liu , Haotai Liang , Chen Dong , Xiaodong Xu

Integrated sensing and communication (ISAC) is an encouraging wireless technology which can simultaneously perform both radar and communication functionalities by sharing the same transmit waveform, spectral resource, and hardware platform.…

Signal Processing · Electrical Eng. & Systems 2024-01-12 Yixian Zheng , Rang Liu , Ming Li , Qian Liu

Integrated sensing and communication (ISAC) is envisioned as a key pillar for enabling the upcoming sixth generation (6G) communication systems, requiring not only reliable communication functionalities but also highly accurate…

Signal Processing · Electrical Eng. & Systems 2024-05-28 Jiapeng Li , Xiaodan Shao , Feng Chen , Shaohua Wan , Chang Liu , Zhiqiang Wei , Derrick Wing Kwan Ng

The sixth generation (6G) mobile communication networks are expected to offer a new paradigm of cellular integrated sensing and communication (ISAC). However, due to the intrinsic difference between sensing and communication in terms of…

Information Theory · Computer Science 2022-01-26 Ruoguang Li , Zhiqiang Xiao , Yong Zeng

In this paper, an integrated sensing and communication (ISAC) system is investigated. Initially, we introduce a design criterion wherein sensing data acquired from the preceding time slot is employed for instantaneous optimal beamforming in…

Computational Geometry · Computer Science 2024-10-08 Shengcai Zhou , Luping Xiang , Kun Yang

Semantic communication has witnessed a great progress with the development of natural language processing (NLP) and deep learning (DL). Although existing semantic communication technologies can effectively reduce errors in semantic…

Systems and Control · Electrical Eng. & Systems 2022-07-06 Qingyang Zhou , Rongpeng Li , Zhifeng Zhao , Yong Xiao , Honggang Zhang

Generative foundation AI models have recently shown great success in synthesizing natural signals with high perceptual quality using only textual prompts and conditioning signals to guide the generation process. This enables semantic…

Information Theory · Computer Science 2024-08-20 Li Qiao , Mahdi Boloursaz Mashhadi , Zhen Gao , Chuan Heng Foh , Pei Xiao , Mehdi Bennis
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