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相关论文: MAP-CSI: Single-site Map-Assisted Localization Usi…

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Wi-Fi channel state information (CSI) has emerged as a plausible modality for sensing different human activities as a function of modulations in the wireless signal that travels between wireless devices. Until now, most research has taken a…

信息论 · 计算机科学 2019-02-05 Mohammed Alloulah , Anton Isopoussu , Chulhong Min , Fahim Kawsar

The accuracy of indoor wireless localization systems can be substantially enhanced by map-awareness, i.e., by the knowledge of the map of the environment in which localization signals are acquired. In fact, this knowledge can be exploited…

信息论 · 计算机科学 2014-02-18 Francesco Montorsi , Fabrizio Pancaldi , Giorgio M. Vitetta

This paper presents an end-to-end deep learning framework in a movable antenna (MA)-enabled multiuser communication system. In contrast to the conventional works assuming perfect channel state information (CSI), we address the practical CSI…

信息论 · 计算机科学 2025-09-16 Ruizhi Zhang , Yuchen Zhang , Lipeng Zhu , Ying Zhang , Rui Zhang

In 6G communications, it is envisioned to equip the traditional access point (AP) with sensing capability to fully benefit the existing wireless communication infrastructures. Thus, sensing-assisted communication has attracted significant…

信号处理 · 电气工程与系统科学 2025-03-14 Hui Zhou , Xiaolan Liu , Sangarapillai Lambotharan

This paper deals with the problem of jointly designing the source precoder, the relaying matrices, and the destination equalizer in a multiple-relay amplify-and-forward (AF) cooperative multiple-input multiple-output (MIMO) wireless…

信号处理 · 电气工程与系统科学 2020-06-11 Donatella Darsena , Giacinto Gelli , Francesco Verde

In this paper, we propose a joint single-base localization and communication enhancement scheme for the uplink (UL) integrated sensing and communications (ISAC) system with asynchronism, which can achieve accurate single-base localization…

信息论 · 计算机科学 2023-10-31 Xu Chen , XinXin He , Zhiyong Feng , Zhiqing Wei , Qixun Zhang , Xin Yuan , Ping Zhang

Typical cooperative multi-agent systems (MASs) exchange information to coordinate their motion in proximity-based control consensus schemes to complete a common objective. However, in the event of faults or cyber attacks to on-board…

系统与控制 · 电气工程与系统科学 2023-03-22 Paul J Bonczek , Nicola Bezzo

The accurate estimation of Channel State Information (CSI) is of crucial importance for the successful operation of Multiple-Input Multiple-Output (MIMO) communication systems, especially in a Multi-User (MU) time-varying environment and…

In wireless networks, an essential step for precise range-based localization is the high-resolution estimation of multipath channel delays. The resolution of traditional delay estimation algorithms is inversely proportional to the bandwidth…

信号处理 · 电气工程与系统科学 2021-11-23 Tarik Kazaz , Gerard J. M. Janssen , Jac Romme , Alle-Jan Van der Veen

Distributed multiple-input multiple-output (D-MIMO) is a promising technology for simultaneous communication and positioning. However, phase synchronization between multiple access points in D-MIMO is challenging and methods that function…

Non-Terrestrial Network (NTN) has been envisioned as a key component of the sixth-generation (6G) mobile communication system. Meanwhile, unmanned aerial vehicles (UAVs) play an important role in enabling and deploying NTNs. In this paper,…

系统与控制 · 电气工程与系统科学 2024-06-25 Zhuangzhuang Cui , Achiel Colpaert , Sofie Pollin

Reconfigurable Intelligent Surface (RIS) plays a pivotal role in the sixth generation networks to enhance communication rate and localization accuracy. In this letter, we propose a positioning algorithm in a RIS-assisted environment, where…

信号处理 · 电气工程与系统科学 2024-07-10 Sajjad Ghiasvand , Arash Nasri , Ali H. Abdollahi Bafghi , Masoumeh Nasiri-Kenari

As a key technology to meet the ever-increasing data rate demand in beyond 5G and 6G communications, millimeter-wave (mmWave) massive multiple-input multiple-output (MIMO) systems have gained much attention recently.To make the most of…

信息论 · 计算机科学 2024-10-10 Hyungyu Ju , Seokhyun Jeong , Seungnyun Kim , Byungju Lee , Byonghyo Shim

We propose a WiFi Channel State Information (CSI) sensing framework for multi-station deployments that addresses two fundamental challenges in practical CSI sensing: station-wise feature missingness and limited labeled data. Feature…

机器学习 · 计算机科学 2026-03-25 Keita Kayano , Takayuki Nishio , Daiki Yoda , Yuta Hirai , Tomoko Adachi

Massive MIMO brings both motivations and challenges to develop the 5th generation Mobile wireless technology. The promising number of users and the high bitrate offered per unit area are challenged by uplink pilot contamination due to pilot…

网络与互联网体系结构 · 计算机科学 2016-05-04 Ahmad Abboud , Jean-Pierre Cances , Ali H. Jaber , Vahid Meghdadi

Timely and accurate land use mapping is a long-standing problem, which is critical for effective land and space planning and management. Due to complex and mixed use, it is challenging for accurate land use mapping from widely-used remote…

计算机视觉与模式识别 · 计算机科学 2022-12-06 Qiaohua Zhou , Rui Cao

Appropriate allocation of system resources is essential for meeting the increased user-traffic demands in the next generation wireless technologies. Traditionally, the system relies on channel state information (CSI) of the users for…

机器学习 · 计算机科学 2020-05-15 Sahar Imtiaz , Sebastian Schiessl , Georgios P. Koudouridis , James Gross

Movable antenna (MA) is a new technology with great potential to improve communication performance by enabling local movement of antennas for pursuing better channel conditions. In particular, the acquisition of complete channel state…

信息论 · 计算机科学 2023-12-13 Zhenyu Xiao , Songqi Cao , Lipeng Zhu , Yanming Liu , Xiang-Gen Xia , Rui Zhang

In practical massive MIMO systems, a substantial portion of system resources are consumed to acquire channel state information (CSI), leading to a drastically lower system capacity compared with the ideal case where perfect CSI is…

信息论 · 计算机科学 2017-08-31 Jianwen Zhang , Xiaojun Yuan , Ying Jun , Zhang

Obtaining accurate global channel state information (CSI) at multiple transmitter devices is critical to the performance of many coordinated transmission schemes. Practical CSI local feedback often leads to noisy and partial CSI estimates…

信息论 · 计算机科学 2017-03-22 Qianrui Li , David Gesbert , Nicolas Gresset