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相关论文: Sensing and Mitigation of Multi-Scatterer Self-Int…

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In this paper, we present a signaling design for secure integrated sensing and communication (ISAC) systems comprising a dual-functional multi-input multi-output (MIMO) base station (BS) that simultaneously communicates with multiple users…

信息论 · 计算机科学 2024-01-31 Nanchi Su , Fan Liu , Christos Masouros , George C. Alexandropoulos , Yifeng Xiong , Qinyu Zhang

Cell-free (CF) massive multiple-input multipleoutput (MIMO) provides a ubiquitous coverage to user equipments (UEs) but it is also susceptible to interference. Ratesplitting (RS) effectively extracts data by decoding interference, yet its…

信息论 · 计算机科学 2024-09-25 Jiakang Zheng , Jiayi Zhang , Hongyang Du , Ruichen Zhang , Dusit Niyato , Octavia A. Dobre , Bo Ai

Inverse scattering from discrete targets with the single-input-multiple-output (SIMO), multiple-input-single-output (MISO) or multiple-input-multiple-output (MIMO) measurements is analyzed by compressed sensing theory with and without the…

数学物理 · 物理学 2015-05-13 Albert C. Fannjiang

In diffusion-based molecular communication, information transport is governed by diffusion through a fluid medium. The achievable data rates for these channels are very low compared to the radio-based communication system, since diffusion…

新兴技术 · 计算机科学 2016-03-15 Bon-Hong Koo , Changmin Lee , H. Birkan Yilmaz , Nariman Farsad , Andrew Eckford , Chan-Byoung Chae

There have been recent works on enabling in-band full-duplex operation using millimeter-wave (mmWave) transceivers. These works are based solely on creating sufficient isolation between a transceiver's transmitter and receiver via…

信号处理 · 电气工程与系统科学 2020-02-07 Ian P. Roberts , Hardik B. Jain , Sriram Vishwanath

Integrated sensing and communication (ISAC) unifies sensing and communication, and improves the efficiency of the spectrum, energy, and hardware. In this work, we investigate the ISAC beamforming design to maximize the mutual information…

信号处理 · 电气工程与系统科学 2023-01-12 Jin Li , Gui Zhou , Tantao Gong , Nan Liu

Backscatter communication (BC) is a promising technique for future Internet-of-Things (IoT) owing to its low complexity, low cost, and potential for energy-efficient operation in sensor networks. There are several network infrastructure…

信号处理 · 电气工程与系统科学 2023-06-13 Ahmet Kaplan , Joao Vieira , Erik G. Larsson

In this paper, we analyze a multiple-input multiple-output (MIMO) interference channel where nodes are randomly distributed on a plane as a spatial Poisson cluster point process. Each cluster uses interference alignment (IA) to suppress…

信息论 · 计算机科学 2012-07-20 Behrang Nosrat-Makouei , Radha Krishna Ganti , Jeffrey G. Andrews , Robert W. Heath

An integrated sensing and backscatter communication (ISABC) system is introduced herein. This system features a full-duplex (FD) base station (BS) that seamlessly merges sensing with backscatter communication and supports multiple users.…

信号处理 · 电气工程与系统科学 2025-01-30 Diluka Galappaththige , Shayan Zargari , Chintha Tellambura , Geoffrey Ye Li

To get channel state information (CSI) at a base station (BS), most of researches on massive multiple-input multiple-output (MIMO) systems consider time division duplexing (TDD) to get benefit from the uplink and downlink channel…

信息论 · 计算机科学 2022-06-28 Hyeongtaek Lee , Hyuckjin Choi , Hwanjin Kim , Sucheol Kim , Chulhee Jang , Yongyun Choi , Junil Choi

This paper proposes a novel joint channel-estimation and source-detection algorithm using successive interference cancellation (SIC)-aided generative score-based diffusion models. Prior work in this area focuses on massive MIMO scenarios,…

计算机视觉与模式识别 · 计算机科学 2025-01-22 Sagnik Bhattacharya , Muhammad Ahmed Mohsin , Kamyar Rajabalifardi , John M. Cioffi

The spectral efficiency (SE) of Massive MIMO (MaMIMO) systems is affected by low quality channel estimates. Rate-Splitting (RS) has recently gained some interest in multiuser multiple antenna systems as an effective means to mitigate the…

信息论 · 计算机科学 2020-03-17 Christo Kurisummoottil Thomas , Bruno Clerckx , Luca Sanguinetti , Dirk Slock

This paper discusses transmission strategies for dealing with the problem of self-interference in multi-hop wireless networks in which the nodes communicate in a full- duplex mode. An information theoretic study of the simplest such…

信息论 · 计算机科学 2011-11-04 Evan Everett , Debashis Dash , Chris Dick , Ashutosh Sabharawal

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

One of the main obstacles in full-duplex radios is analog-to-digital converter (ADC) saturation on a receiver due to the strong self-interference (SI). To solve this issue, researchers have proposed two different types of analog…

信号处理 · 电气工程与系统科学 2022-06-22 Jong Woo Kwak , Min Soo Sim , In-Woong Kang , Jaedon Park , Kai-Kit Wong , Chan-Byoung Chae

We propose a hierarchical interference mitigation scheme for massive MIMO cellular networks. The MIMO precoder at each base station (BS) is partitioned into an inner precoder and an outer precoder. The inner precoder controls the intra-cell…

信息论 · 计算机科学 2015-06-16 An Liu , Vincent Lau

This paper considers a joint scattering environment sensing and data recovery problem in an uplink integrated sensing and communication (ISAC) system. To facilitate joint scatterers localization and multi-user (MU) channel estimation, we…

信号处理 · 电气工程与系统科学 2025-02-11 An Liu , Wenkang Xu , Wei Xu , Giuseppe Caire

This paper conducts a comprehensive system-level analysis of mm-Wave full-duplex transceivers, focusing on a receiver employing a four-stage self-interference cancellation (SIC) process. The analysis aims to optimize the noise and linearity…

系统与控制 · 电气工程与系统科学 2024-11-14 Mohamad Mahdi Rajaei Rizi , Jeyanandh Paramesh , Kamran Entesari

A novel Integrated Sensing-Communication (ISAC) system is proposed that can accommodate high mobility scenarios while making efficient use of bandwidth for both communication and sensing. The system comprises a monostatic multiple-input…

信号处理 · 电气工程与系统科学 2026-03-31 Kailong Wang , Athina Petropulu

In this paper, we consider a dual-hop Multiple Input Multiple Output (MIMO) wireless multi-relay network, in which a source-destination pair both equipped with multiple antennas communicates through multiple half-duplex amplify-and-forward…

信号处理 · 电气工程与系统科学 2020-03-20 Zijian Wang , Wen Chen