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相关论文: Phase-Only Positioning: Overcoming Integer Ambigui…

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High-precision localization turns into a crucial added value and asset for next-generation wireless systems. Carrier phase positioning (CPP) enables sub-meter to centimeter-level accuracy and is gaining interest in 5G-Advanced…

信号处理 · 电气工程与系统科学 2025-08-21 Fatih Ayten , Mehmet C. Ilter , Akshay Jain , Ossi Kaltiokallio , Jukka Talvitie , Elena Simona Lohan , Henk Wymeersch , Mikko Valkama

Carrier phase positioning (CPP) can enable cm-level accuracy in next-generation wireless systems, while recent literature shows that accuracy remains high using phase-only measurements in distributed MIMO (D-MIMO). However, the impact of…

信号处理 · 电气工程与系统科学 2026-02-06 Fatih Ayten , Musa Furkan Keskin , Akshay Jain , Mehmet C. Ilter , Ossi Kaltiokallio , Jukka Talvitie , Elena Simona Lohan , Mikko Valkama

In addition to satellite systems, carrier phase positioning (CPP) is gaining attraction also in terrestrial mobile networks, particularly in 5G New Radio evolution toward 6G. One key challenge is to resolve the integer ambiguity problem, as…

信号处理 · 电气工程与系统科学 2026-01-09 Ehsan Shourezari , Ossi Kaltiokallio , Mehmet C. Ilter , Jukka Talvitie , Gonzalo Seco-Granados , Henk Wymeersch , Mikko Valkama

High-precision positioning is vital for cellular networks to support innovative applications such as extended reality, unmanned aerial vehicles (UAVs), and industrial Internet of Things (IoT) systems. Existing positioning algorithms using…

信号处理 · 电气工程与系统科学 2025-09-03 Shugong Xu , Jun Jiang , Wenjun Yu , Yilin Gao , Guangjin Pan , Shiyi Mu , Zhiqi Ai , Yuan Gao , Peigang Jiang , Cheng-Xiang Wang

After robust connectivity, precise positioning is evolving into an innovative component of 5G service offerings for industrial use-cases and verticals with challenging indoor radio environments. In this direction, the 3GPP Rel-16 standard…

信息论 · 计算机科学 2024-03-03 Jakub Nikonowicz , Aamir Mahmood , Muhammad Ikram Ashraf , Emil Björnson , Mikael Gidlund

High-precision vehicle positioning is key to the implementation of modern driving systems in urban environments. Global Navigation Satellite System (GNSS) carrier phase measurements can provide millimeter- to centimeter-level positioning,…

机器人学 · 计算机科学 2022-07-22 Junjie Zhang , Amir Khodabandeh , Kourosh Khoshelham

Coverage path planning (CPP) is the task of designing a trajectory that enables a mobile agent to travel over every point of an area of interest. We propose a new method to control an unmanned aerial vehicle (UAV) carrying a camera on a CPP…

机器人学 · 计算机科学 2021-02-15 Mirco Theile , Harald Bayerlein , Richard Nai , David Gesbert , Marco Caccamo

Localization is a key feature of future Sixth Generation (6G) net-works with foreseen accuracy requirements down to the millimeter level, to enable novel applications in the fields of telesurgery, high-precision manufacturing, and others.…

信号处理 · 电气工程与系统科学 2025-11-25 Andrea Bedin , Joerg Widmer , Melanny Davila , Marco Canil , Rafael Ruiz

There exists the phase ambiguity problem in the coherent beam combining (CBC) system with centrosymmetric arrays, which means that multiple different piston aberrations may generate the same far-field image. This will cause that the…

光学 · 物理学 2021-12-02 H. Jia , J. Zuo , Q. Bao , C. Geng , A. Tang , Y. Luo , Z. Li , J. Jiang , F. Li , F. Zou , X. Yang , Z. Pan , J. Jiang , J. Ren , X. Li

Distributed multi-antenna systems are an important enabling technology for future intelligent transportation systems (ITS), showing promising performance in vehicular communications and near-field (NF) localization applications. This work…

信号处理 · 电气工程与系统科学 2025-03-31 Victor Pettersson , Musa Furkan Keskin , Carina Marcus , Henk Wymeersch

With vast mmWave spectrum and narrow beam antenna technology, precise position location is now possible in 5G and future mobile communication systems. In this article, we describe how centimeterlevel localization accuracy can be achieved,…

信息论 · 计算机科学 2021-02-25 Ojas Kanhere , Theodore S. Rappaport

Unmanned Aerial Vehicle (UAV) Coverage Path Planning (CPP) is critical for applications such as precision agriculture and search and rescue. While traditional methods rely on discrete grid-based representations, real-world UAV operations…

We propose a low-complexity localization framework for uplink distributed MIMO (D-MIMO) systems, targeting the challenge of minimizing the highly spiky maximum-likelihood (ML) cost function that arises in sparsely deployed phasecoherent…

信号处理 · 电气工程与系统科学 2025-12-12 Sauradeep Dey , Musa Furkan Keskin , Dario Tagliaferri , Gonzalo Seco-Granados , Mikko Valkama , Henk Wymeersch

Fringe projection profilometry (FPP) is one of the most popular three-dimensional (3D) shape measurement techniques, and has becoming more prevalently adopted in intelligent manufacturing, defect detection and some other important…

图像与视频处理 · 电气工程与系统科学 2020-04-24 Jiaming Qian , Shijie Feng , Tianyang Tao , Yan Hu , Yixuan Li , Qian Chen , Chao Zuo

Pinching antenna systems (PASS) have recently emerged as a promising architecture for high-frequency wireless communications. In this letter, we investigate localization in PASS by jointly exploiting the received signal amplitude and phase…

信息论 · 计算机科学 2026-02-25 Hao Feng , Ebrahim Bedeer , Ming Zeng , Xingwang Li , Shimin Gong , Quoc-Viet Pham

In terms of 3D imaging speed and system cost, the single-camera system projecting single-frequency patterns is the ideal option among all proposed Fringe Projection Profilometry (FPP) systems. This system necessitates a robust spatial phase…

图像与视频处理 · 电气工程与系统科学 2023-03-14 Xiaolong Luo , Wanzhong Song , Songlin Bai , Yu Li , Zhihe Zhao

In the evolving landscape of sixth-generation (6G) mobile communication, multiple-input multiple-output (MIMO) systems are incorporating an unprecedented number of antenna elements, advancing towards Extremely large-scale…

信号处理 · 电气工程与系统科学 2026-01-30 Yuan Gao , Xinyu Guo , Han Li , Jianbo Du , Shugong Xu

High-precision positioning accuracy is among the key features of the future fifth-generation (5G-advanced) cellular networks to enable a wide variety of commercial, critical, and consumer use cases. 5G new radio (NR) systems have relied on…

信号处理 · 电气工程与系统科学 2022-07-15 Abdurrahman Fouda , Ryan Keating , Hyun-Su Cha

Accurate localization in Orthogonal Frequency Division Multiplexing (OFDM)-based massive Multiple-Input Multiple-Output (MIMO) systems depends critically on phase coherence across subcarriers and antennas. However, practical systems suffer…

信号处理 · 电气工程与系统科学 2026-01-21 Qing Zhang , Adham Sakhnini , Robbert Beerten , Haoqiu Xiong , Zhuangzhuang Cui , Yang Miao , Sofie Pollin

The convergence of communication and computation, along with the integration of machine learning and artificial intelligence, stand as key empowering pillars for the sixth-generation of communication systems (6G). This paper considers a…

信息论 · 计算机科学 2024-06-07 Robert-Jeron Reifert , Hayssam Dahrouj , Alaa Alameer Ahmad , Haris Gacanin , Aydin Sezgin
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