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Millimeter wave (mmWave) communication by utilizing lens antenna arrays is a promising technique for realizing cost-effective 5G wireless systems with large MIMO (multiple-input multiple-output) but only limited radio frequency (RF) chains.…

信息论 · 计算机科学 2016-11-21 Yong Zeng , Lu Yang , Rui Zhang

Millimeter-Wave (mm-Wave) frequency bands provide an opportunity for much wider channel bandwidth compared with the traditional sub-6 GHz band. Communication at mm-Waves is, however, quite challenging due to the severe propagation path…

信息论 · 计算机科学 2017-10-19 Xiaoshen Song , Saeid Haghighatshoar , Giuseppe Caire

As we move towards 6G, the demand for high-precision, cost-effective positioning solutions becomes increasingly critical. Single-anchor positioning offers a promising alternative to traditional multi-anchor approaches, particularly in…

信号处理 · 电气工程与系统科学 2026-01-06 Thodoris Spanos , Fran Fabra , José A. López-Salcedo , Gonzalo Seco-Granados , Nikos Kanistras , Ivan Lapin , Vassilis Paliouras

Millimeter wave (mmWave) communication is expected to play an important role in next generation cellular networks, aiming to cope with the bandwidth shortage affecting conventional wireless carriers. Using side-information has been proposed…

信号处理 · 电气工程与系统科学 2017-11-09 Flavio Maschietti , David Gesbert , Paul de Kerret

5G mmWave technology can turn multipath into a friend, as multipath components become highly resolvable in the time and angle domains. Multipath signals have not only been used in the literature to position the user equipment (UE) but also…

信号处理 · 电气工程与系统科学 2023-03-03 Qamar Bader , Sharief Saleh , Mohamed Elhabiby , Aboelmagd Noureldin

Multi-path sensing, which aims to extract the geometric attributes of multiple propagation paths, is expected to be a key functionality of 6G. A movable antenna (MA) can enable this functionality by creating a synthetic aperture through…

信息论 · 计算机科学 2026-04-14 Jaehong Kim , Jihong Park , Changsheng You , Seung-Woo Ko

Beamforming is a signal processing technique where an array of antenna elements can be steered to transmit and receive radio signals in a specific direction. The usage of millimeter wave (mmWave) frequencies and multiple input multiple…

Accurate localization is crucial for various applications, including autonomous vehicles and next-generation wireless networks. However, the reliability and precision of Global Navigation Satellite Systems (GNSS), such as the Global…

信号处理 · 电气工程与系统科学 2024-08-20 Gouranga Charan , Tawfik Osman , Ahmed Alkhateeb

Estimating the 3D pose of an object is a challenging task that can be considered within augmented reality or robotic applications. In this paper, we propose a novel approach to perform 6 DoF object pose estimation from a single RGB-D image.…

计算机视觉与模式识别 · 计算机科学 2022-05-31 Mathieu Gonzalez , Amine Kacete , Albert Murienne , Eric Marchand

Six-dimensional movable antenna (6DMA) is a promising solution for enhancing wireless network capacity through the adjustment of both three-dimensional (3D) positions and 3D rotations of distributed antenna surfaces. Previous works mainly…

信息论 · 计算机科学 2024-12-09 Haozhe Wang , Xiaodan Shao , Beixiong Zheng , Xiaoming Shi , Rui Zhang

Millimeter wave signals with multiple transmit and receive antennas are considered as enabling technology for enhanced mobile broadband services in 5G systems. While this combination is mainly associated with achieving high data rates, it…

信息论 · 计算机科学 2018-08-03 Rico Mendrzik , Henk Wymeersch , Gerhard Bauch

Location-aided beam alignment has been proposed recently as a potential approach for fast link establishment in millimeter wave (mmWave) massive MIMO (mMIMO) communications. However, due to mobility and other imperfections in the estimation…

信息论 · 计算机科学 2017-08-29 Flavio Maschietti , David Gesbert , Paul de Kerret , Henk Wymeersch

Positioning accuracy is a critical requirement for vehicle-to-everything (V2X) use cases. Therefore, this paper derives the theoretical limits of estimation for the position and orientation of vehicles in a cooperative vehicle-to-vehicle…

信号处理 · 电气工程与系统科学 2023-06-30 Joo-Hyun Jo , Jae-Nam Shim , Byoungnam , Kim , Chan-Byoung Chae , Dong Ku Kim

Zero-shot 6D object pose estimation involves the detection of novel objects with their 6D poses in cluttered scenes, presenting significant challenges for model generalizability. Fortunately, the recent Segment Anything Model (SAM) has…

计算机视觉与模式识别 · 计算机科学 2024-03-07 Jiehong Lin , Lihua Liu , Dekun Lu , Kui Jia

In this paper, we propose a new six-dimensional (6D) movable antenna (6DMA) system for future wireless networks to improve the communication performance. Unlike the traditional fixed-position antenna (FPA) and existing fluid…

信息论 · 计算机科学 2024-04-02 Xiaodan Shao , Qijun Jiang , Rui Zhang

High-accuracy positioning has become a fundamental enabler for intelligent connected devices. Nevertheless, the present wireless networks still rely on model-driven approaches to achieve positioning functionality, which are susceptible to…

信号处理 · 电气工程与系统科学 2025-01-03 Shengheng Liu , Xingkang Li , Zihuan Mao , Peng Liu , Yongming Huang

6G is the next generation for the communication systems. In recent years, machine learning algorithms have been applied widely in various fields such as health, transportation, and the autonomous car. The predictive algorithms will be used…

机器学习 · 计算机科学 2021-03-15 Evren Catak , Ferhat Ozgur Catak , Arild Moldsvor

Last years we have witnessed the uprising of location based applications, which depend on the devices ability to accurately obtain their position. IEEE 802.11, foretelling the need for such applications, started the IEEE 802.11az work on…

网络与互联网体系结构 · 计算机科学 2024-01-09 Pablo Picazo-Martínez , Carlos Barroso-Fernández , Jorge Martín-Pérez , Milan Groshev , Antonio de la Oliva

Achieving the highest levels of autonomy within autonomous vehicles (AVs) requires a precise and dependable positioning solution that is not influenced by the environment. 5G mmWave signals have been extensively studied in the literature to…

信号处理 · 电气工程与系统科学 2023-05-04 Sharief Saleh , Qamar Bader , Malek Karaim , Mohamed Elhabiby , Aboelmagd Noureldin

Mobile users are prone to experience beam failure due to beam drifting in millimeter wave (mmWave) communications. Sensing can help alleviate beam drifting with timely beam changes and low overhead since it does not need user feedback. This…

信号处理 · 电气工程与系统科学 2025-05-12 Xiyu Wang , Gilberto Berardinelli , Hei Victor Cheng , Petar Popovski , Ramoni Adeogun