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This paper addresses the power control design for a cell-free massive MIMO (CF-mMIMO) system that performs integrated sensing and communications (ISAC). Specifically, the case where many access points are deployed to simultaneously…

信号处理 · 电气工程与系统科学 2025-11-13 Sergi Liesegang , Stefano Buzzi

This paper addresses the problem of scalability for a cell-free massive MIMO (CF-mMIMO) system that performs integrated sensing and communications (ISAC). Specifically, the case where a large number of access points (APs) are deployed to…

信息论 · 计算机科学 2024-06-10 Stefano Buzzi , Carmen D'Andrea , Sergi Liesegang

Resource allocation is conceived for cell-free (CF) massive multi-input multi-output (MIMO)-aided ultra-reliable and low latency communication (URLLC) systems. Specifically, to support multiple devices with limited pilot overhead, pilot…

信号处理 · 电气工程与系统科学 2023-03-22 Qihao Peng , Hong Ren , Mianxiong Dong , Maged Elkashlan , Kai-Kit Wong , Lajos Hanzo

This paper presents a sensing management frame- work for integrated sensing and communications (ISAC) within cell-free massive multiple-input multiple-output (MIMO) systems to reduce pilot-based channel state information (CSI) acquisition…

信号处理 · 电气工程与系统科学 2026-04-22 Eren Berk Kama , Murat Babek Salman , Isaac Skog , Emil Björnson

This paper investigates multi-target detection in an integrated sensing and communication (ISAC) system within a cell-free massive MIMO (CF-mMIMO) framework. We adopt a user-centric approach for communication user equipments (UEs) and a…

信号处理 · 电气工程与系统科学 2025-07-24 Zinat Behdad , Ozlem Tugfe Demir , Ki Won Sung , Cicek Cavdar

This paper investigates the combined benefits of full-duplex (FD) and cell-free massive multiple-input multipleoutput (CF-mMIMO), where a large number of distributed access points (APs) having FD capability simultaneously serve numerous…

信号处理 · 电气工程与系统科学 2020-07-10 Hieu V. Nguyen , Van-Dinh Nguyen , Octavia A. Dobre , Shree Krishna Sharma , Symeon Chatzinotas , Björn Ottersten , Oh-Soon Shin

This paper investigates a cell-free massive multiple-input-multiple-output (CF-mMIMO) integrated sensing and communication (ISAC) system that addresses the critical challenge of information leakage to potential eavesdroppers located within…

信号处理 · 电气工程与系统科学 2026-03-20 Ruiguang Wang , Takumi Takahashi , Hideki Ochiai

This paper investigates network-level integrated sensing and communication (ISAC) under two fundamentally different topology configurations: cell-free massive MIMO (CF-mMIMO) and multi-cell massive MIMO (MC-mMIMO). A unified OFDM-based…

信息论 · 计算机科学 2026-05-07 Maryam Darabi , Sergi Liesegang , Emanuele Grossi , Stefano Buzzi

This paper investigates multi-target position estimation in cell-free massive multiple-input multiple-output (CF mMIMO) architectures, where orthogonal time frequency and space (OTFS) is used as an integrated sensing and communication…

信息论 · 计算机科学 2025-04-15 Yifei Fan , Shaochuan Wu , Haojie Wang , Mingjun Sun , Jianhe Wang

Integrating radio-sensing functionalities into future cell-free (CF) wireless networks promises efficient resource utilization and facilitates the seamless roll-out of applications such as public safety and smart infrastructure. While the…

信号处理 · 电气工程与系统科学 2025-01-20 Leonardo Leyva , Daniel Castanheira , Adão Silva , Atílio Gameiro

In this work, we consider a cell-free massive multiple-input multiple-output (MIMO) integarted sensing and communications (ISAC) system with maximum-ratio transmission schemes combined with multistatic radar-type sensing. Our focus lies on…

信号处理 · 电气工程与系统科学 2024-11-12 Nhan Thanh Nguyen , Tianyu Fang , Hien Quoc Ngo , Markku Juntti

Distributed or Cell-free (CF) massive Multiple-Input, Multiple-Output (mMIMO), has been recently proposed as an answer to the limitations of the current network-centric systems in providing high-rate ubiquitous transmission. The capability…

信息论 · 计算机科学 2022-12-20 Salman Mohebi , Andrea Zanella , Michele Zorzi

This paper studies a communication-centric integrated sensing and communication (ISAC) system, where a multi-antenna base station (BS) simultaneously performs downlink communication and target detection. A novel target detection and…

信息论 · 计算机科学 2024-02-21 Meng Hua , Qingqing Wu , Wen Chen , Abbas Jamalipour , Celimuge Wu , Octavia A. Dobre

We propose a distributed implementation for integrated sensing and communication (ISAC) backed by a massive multiple input multiple output (CF-mMIMO) architecture without cells. Distributed multi-antenna access points (APs) simultaneously…

In integrated sensing and communication (ISAC) systems, pilot signals play a crucial role in enhancing sensing performance due to their strong autocorrelation properties and high transmission power. However, conventional interleaved pilots…

信号处理 · 电气工程与系统科学 2025-04-03 Ahmet Sacid Sumer , Ebubekir Memisoglu , Huseyin Arslan

This paper studies an integrated sensing and communication (ISAC) system within a centralized cell-free massive MIMO (multiple-input multiple-output) network for target detection. ISAC transmit access points serve the user equipments in the…

信息论 · 计算机科学 2024-11-26 Zinat Behdad , Özlem Tuğfe Demir , Ki Won Sung , Emil Björnson , Cicek Cavdar

Thanks to its capability to provide a uniform service rate for the User Equipments (UEs), Cell-free (CF) massive Multiple-Input, Multiple-Output (mMIMO), has recently attracted considerable attention, both in academia and in industry, and…

信息论 · 计算机科学 2022-03-24 Salman Mohebi , Andrea Zanella , Michele Zorzi

Cell-free massive MIMO systems are currently being considered as potential enablers of future (6G) technologies for wireless communications. By combining distributed processing and massive MIMO, they are expected to deliver improved user…

信息论 · 计算机科学 2025-09-24 Raphael M. Guedes , José F. de Rezende , Valmir C. Barbosa

This paper introduces a sensing management method for integrated sensing and communications (ISAC) in cell-free massive multiple-input multiple-output (MIMO) systems. Conventional communication systems employ channel estimation procedures…

信号处理 · 电气工程与系统科学 2025-10-09 Eren Berk Kama , Murat Babek Salman , Isaac Skog , Emil Björnson

This paper develops a graph-based hybrid beamforming framework for multiple-input multiple-output (MIMO) cell-free integrated sensing and communication (ISAC) networks. Specifically, we construct a novel MIMO cell-free ISAC network model.…

信号处理 · 电气工程与系统科学 2025-10-01 Yanan Du , Sai Xu , Jagmohan Chauhan
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