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Related papers: ELAA Near-Field Localization and Sensing with Part…

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In this paper, we consider near-field localization and sensing with an extremely large aperture array under partial blockage of array antennas, where spherical wavefront and spatial non-stationarity are accounted for. We propose an Ising…

Signal Processing · Electrical Eng. & Systems 2025-03-03 Huiping Huang , Alireza Pourafzal , Hui Chen , Musa Furkan Keskin , Mengting Li , Yu Ge , Fredrik Tufvesson , Henk Wymeersch , Xuesong Cai

This paper proposes an environment-aware near-field (NF) user equipment (UE) tracking method for extremely large aperture arrays. By integrating known surface geometries and tracking the line-of-sight (LOS) and non-line-of-sight (NLOS)…

Signal Processing · Electrical Eng. & Systems 2026-03-16 Hyunwoo Park , Hyeon Seok Rou , Giuseppe Thadeu Freitas de Abreu , Sunwoo Kim

6G communication will greatly benefit from using extremely large-scale antenna arrays (ELAAs) and new mid-band spectrums (7-24 GHz). These techniques require a thorough exploration of the challenges and potentials of the associated…

Signal Processing · Electrical Eng. & Systems 2024-05-13 Wei Fan , Zhiqiang Yuan , Yejian Lyu , Jianhua Zhang , Gert Pedersen , Jonathan Borrill , Fengchun Zhang

Millimeter wave/Terahertz (mmWave/THz) communication with extremely large-scale antenna arrays (ELAAs) offers a promising solution to meet the escalating demand for high data rates in next-generation communications. A large array aperture,…

Signal Processing · Electrical Eng. & Systems 2024-09-30 Hongwei Wang , Jun Fang , Huiping Duan , Hongbin Li

Extremely large-scale antenna array (ELAA) systems emerge as a promising technology in beyond 5G and 6G wireless networks to support the deployment of distributed architectures. This paper explores the use of ELAAs to enable joint…

This paper studies a near-field integrated sensing and communication (ISAC) system with extremely large-scale antenna array (ELAA), in which a base station (BS) deployed with enormous number of antennas transmits wireless signals to…

Signal Processing · Electrical Eng. & Systems 2024-07-25 Haocheng Hua , Jie Xu , Rui Zhang

Joint communication and sensing (JCS) is envisioned as an enabler of future 6G networks. One of the key features of these networks will be the use of extremely large aperture arrays (ELAAs) and high operating frequencies, which will result…

Signal Processing · Electrical Eng. & Systems 2024-05-09 Caterina Giovannetti , Nicolò Decarli , Davide Dardari

Extremely large-scale antenna arrays (ELAAs) enable high spatial resolution and multiplexing, especially for user equipments (UEs) in the radiative near-field. To reduce hardware cost, modular ELAA architectures with distributed baseband…

Signal Processing · Electrical Eng. & Systems 2025-09-23 Özlem Tuğfe Demir , Emil Björnson

Extremely large antenna array (ELAA) not only effectively enhances system communication performance but also improves the sensing capabilities of communication systems, making it one of the key enabling technologies in 6G wireless networks.…

Signal Processing · Electrical Eng. & Systems 2025-06-03 Boyu Teng , Xiaojun Yuan , Rui Wang , Ying-Chang Liang

Extremely-large antenna arrays (ELAA) are important in applications requiring high angular resolution. However, a prominent issue is the spatial non-stationary (SNS) channels due to partial blockage to the ELAA. In this paper, we address…

Signal Processing · Electrical Eng. & Systems 2025-09-18 Yuan Liu , Linlong Wu , Xuesong Cai , M. R. Bhavani Shankar

Extremely Large-scale Array (ELAA) is considered a frontier technology for future communication systems, pivotal in improving wireless systems' rate and spectral efficiency. As ELAA employs a multitude of antennas operating at higher…

Machine Learning · Computer Science 2024-08-26 Jiali Nie , Yuanhao Cui , Zhaohui Yang , Weijie Yuan , Xiaojun Jing

Near-field beamfocusing enabled by extremely large-aperture arrays (ELAA) is a promising 6G technique for massive connectivity and high spectrum efficiency. While beamfocusing concentrates energy at an intended user, the radiated field…

Information Theory · Computer Science 2026-05-26 Shima Mashhadi , Tiep M. Hoang , Alireza Vahid

The far-field channel model has historically been used in wireless communications due to the simplicity of mathematical modeling and convenience for algorithm design. With the need for high data rates, low latency, and ubiquitous…

Information Theory · Computer Science 2023-12-15 Hui Chen , Musa Furkan Keskin , Adham Sakhnini , Nicoló Decarli , Sofie Pollin , Davide Dardari , Henk Wymeersch

6G wireless communication networks are expected to use extremely large-scale antenna arrays (ELAAs) to support higher throughput, massive connectivity, and improved system performance. ELAAs would fundamentally alter wave characteristics,…

Emerging Technologies · Computer Science 2025-09-23 Amjad Iqbal , Ala'a Al-Habashna , Gabriel Wainer , Gary Boudreau

Extremely large-scale antenna arrays (ELAAs) envisioned for 6G enable high-resolution sensing. However, the ELAAs worked in extremely high frequency will push operation into the near-field region, where spherical wavefronts invalidate…

Signal Processing · Electrical Eng. & Systems 2026-01-01 Tong Wei , Kumar Vijay Mishra , Bhavani Shankar M. R. , Björn Ottersten

Communication-sensing integration represents an up-and-coming area of research, enabling wireless networks to simultaneously perform communication and sensing tasks. However, in urban cellular networks, the blockage of buildings results in…

Information Theory · Computer Science 2024-07-03 Zezhong Sun , Shi Yan , Ning Jiang , Jiaen Zhou , Mugen Peng

Extremely large-scale antenna array (ELAA) is a key candidate technology for the sixth generation (6G) mobile networks. Nevertheless, using substantial numbers of antennas to transmit high-frequency signals in ELAA systems significantly…

Signal Processing · Electrical Eng. & Systems 2025-01-23 Mengzhen Liu , Ming Li , Rang Liu , Qian Liu

This paper studies a passive localization system, where an extremely large-scale antenna array (ELAA) is deployed at the base station (BS) to locate a user equipment (UE) residing in its near-field (Fresnel) region. We propose a novel…

Signal Processing · Electrical Eng. & Systems 2024-05-27 Xiaojun Yuan , Yuqing Zheng , Mingchen Zhang , Boyu Teng , Wenjun Jiang

This paper studies a passive localization system, where an extremely large-scale antenna array (ELAA) is deployed at the base station (BS) to locate a user equipment (UE) residing in its near-field (Fresnel) region. We propose a novel…

Signal Processing · Electrical Eng. & Systems 2024-06-27 Xiaojun Yuan , Yuqing Zheng , Mingchen Zhang , Boyu Teng , Wenjun Jiang

This paper investigates near-field (NF) position and orientation tracking of a multi-antenna mobile station (MS) using an extremely large antenna array (ELAA)-equipped base station (BS) with a limited number of radio frequency (RF) chains.…

Signal Processing · Electrical Eng. & Systems 2025-12-22 Lin Chen , Xiaojun Yuan , Ying-Jun Angela Zhang
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