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相关论文: Optimizing Sparse Antenna Arrays for Localization …

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As a promising technique, extremely large-scale (XL)-arrays offer potential solutions for overcoming the severe path loss in millimeter-wave (mmWave) and TeraHertz (THz) channels, crucial for enabling 6G. Nevertheless, XL-arrays introduce…

信号处理 · 电气工程与系统科学 2023-09-19 Songjie Yang , Wanting Lyu , Zhongpei Zhang , Chau Yuen

Millimeter wave signals and large antenna arrays are considered enabling technologies for future 5G networks. Despite their benefits for achieving high data rate communications, their potential advantages for tracking of the location of the…

The adoption of large-scale antenna arrays at high-frequency bands is widely envisioned in the beyond 5G wireless networks. This leads to the near-field regime where the wavefront is no longer planar but spherical, bringing new…

信号处理 · 电气工程与系统科学 2023-06-28 Ang Chen , Li Chen , Yunfei Chen , Changsheng You , Guo Wei , F. Richard Yu

This work studies an ultra-reliable and low-latency communications (uRLLC) downlink system using pinching antennas which are realized by activating small dielectric particles along a dielectric waveguide. Our goal is to maximize the data…

信号处理 · 电气工程与系统科学 2025-09-03 Tong Lin , Jianyue Zhu , Wei Huang , Meng Hua , Zhizhong Zhang

WEAVE is the new wide-field spectroscopic facility for the prime focus of the William Herschel Telescope in La Palma, Spain. Its fibre positioner is essential for the accurate placement of the spectrograph's ~960-fibre multiplex. To…

This paper investigates integrated localization and communication in a multi-cell system and proposes a coordinated beamforming algorithm to enhance target localization accuracy while preserving communication performance. Within this…

信号处理 · 电气工程与系统科学 2025-02-26 Meidong Xia , Wei Xu , Jindan Xu , Zhenyao He , Zhaohui Yang , Derrick Wing Kwan Ng

Range-based localization is ubiquitous: global navigation satellite systems (GNSS) power mobile phone-based navigation, and autonomous mobile robots can use range measurements from a variety of modalities including sonar, radar, and even…

机器人学 · 计算机科学 2024-05-21 Ethan Sequeira , Hussein Saad , Stephen Kelly , Matthew Giamou

We develop sparse array receive beamformer design methods achieving maximum signal-to-interference plus noise ratio (MaxSINR) for wideband sources and jammers. Both tapped delay line (TDL) filtering and the DFT realizations to wideband…

信号处理 · 电气工程与系统科学 2020-11-16 Syed A. Hamza , Moeness Amin

Distributed massive multiple-input multiple-output networks utilize a large number of distributed access points (APs) to serve multiple user equipments (UEs), offering significant potential for both communication and localization. However,…

信号处理 · 电气工程与系统科学 2025-01-22 Yibo Wu , Musa Furkan Keskin , Ulf Gustavsson , Gonzalo Seco-Granados , Erik G. Larsson , Henk Wymeersch

Ultra-wideband (UWB) technology has shown remarkable potential as a low-cost general solution for robot localization. However, limitations of the UWB signal for precise positioning arise from the disturbances caused by the environment…

机器人学 · 计算机科学 2025-05-12 Umberto Albertin , Mauro Martini , Alessandro Navone , Marcello Chiaberge

We consider the potential for positioning with a system where antenna arrays are deployed as a large intelligent surface (LIS), which is a newly proposed concept beyond massive-MIMO where future man-made structures are electronically active…

信息论 · 计算机科学 2018-03-14 Sha Hu , Fredrik Rusek , Ove Edfors

Movable antennas (MAs) show great promise for enhancing the sensing capabilities of future sixth-generation (6G) networks. With the growing prevalence of near-field propagation at ultra-high frequencies, this paper focuses on the…

信号处理 · 电气工程与系统科学 2025-04-08 Yushen Wang , Weidong Mei , Xin Wei , Boyu Ning , Zhi Chen

Ultra-wideband is increasingly advancing as a high data rate wireless technology after the Federal Communication Commission announced the bandwidth of 7.5 GHz (from 3.1 GHz to 10.6 GHz) for ultra-wideband applications. Furthermore,…

网络与互联网体系结构 · 计算机科学 2021-08-31 Hamid M. Q. Rasheda , Norshahida Mohd Shah , Abdu Saif , Qazwan Abdullah , Abbas Ugurenver , Abdul Rashid. O. Mumin , Nan Bin Mad Sahar

Localization of mobile nodes in a wireless sensor networks (WSNs) is an active area of research. In this paper, we present a novel RSSI based localization algorithm for 802.15.4 (ZigBee) based WSNs. We propose and implement a novel range…

网络与互联网体系结构 · 计算机科学 2019-12-20 Usman Nazir

In this paper, we aim to determine the location information of a node deployed in Wireless Sensor Networks (WSN). We estimate the position of an unknown source node using localization based on linear approach on a single simulation…

网络与互联网体系结构 · 计算机科学 2014-03-27 S Ravindra , S N Jagadeesha

Integrated sensing and communication (ISAC) holds great promise in expanding the applications of wireless communication networks. However, in current communication-centric systems, the time-frequency resources available for sensing may be…

信号处理 · 电气工程与系统科学 2026-04-30 Wenjie Zhang , Qianglong Dai , Xiaoli Xu , Ruoguang Li , Yong Zeng

Recently, commercial ultra-wideband (UWB) transceivers have enabled not only measuring device-to-device distance but also tracking the position of a pedestrian who does not carry a UWB device. UWB-based device-free localization that does…

信号处理 · 电气工程与系统科学 2025-07-21 Hyun Seok Lee

Determining whether nodes can be localized, called localizability detection, is essential for wireless sensor networks (WSNs). This step is required for localizing nodes, achieving low-cost deployments, and identifying prerequisites in…

信号处理 · 电气工程与系统科学 2018-12-31 Hejun Wu , Ao Ding , Lvzhou Li

Driven by applications like Micro Aerial Vehicles (MAVs), driver-less cars, etc, localization solution has become an active research topic in the past decade. In recent years, Ultra Wideband (UWB) emerged as a promising technology because…

机器人学 · 计算机科学 2018-07-31 Jiaxin Li , Yingcai Bi , Kun Li , Kangli Wang , Feng Lin , Ben M. Chen

This paper considers the problem of designing sparse linear tripole arrays. In such arrays at each antenna location there are three orthogonal dipoles, allowing full measurement of both the horizontal and vertical components of the received…

信息论 · 计算机科学 2017-02-15 Matthew Hawes , Wei Liu , Lyudmila Mihaylova