English
Related papers

Related papers: Channel Estimation for 6G Near-Field Wireless Comm…

200 papers

The natural integration of extremely large antenna arrays (ELAAs) and terahertz (THz) communications can potentially achieve Tbps data rates in 6G networks. However, due to the extremely large array aperture and wide bandwidth, a new…

Information Theory · Computer Science 2024-06-04 Mingyao Cui , Linglong Dai

Extremely large-scale antenna array (ELAA) is promising as one of the key ingredients for the sixth generation (6G) of wireless communications. The electromagnetic propagation of spherical wavefronts introduces an additional…

Information Theory · Computer Science 2024-03-20 Xu Shi , Xuehan Wang , Jingbo Tan , Jintao Wang

The sixth-generation (6G) wireless communication network is expected to integrate the terrestrial, aerial, and maritime communications into a robust network which would be more reliable, fast, and can support a massive number of devices…

Signal Processing · Electrical Eng. & Systems 2020-10-19 Muhammad Waseem Akhtar , Syed Ali Hassan , Rizwan Ghaffar , Haejoon Jung , Sahil Garg , M. Shamim Hossain

The deployment of extremely large-scale antenna array (ELAA) in sixth-generation (6G) communication systems introduces unique challenges for efficient near-field channel estimation. To tackle these issues, this paper presents a…

Signal Processing · Electrical Eng. & Systems 2026-03-26 Zhiming Zhu , Shu Xu , Chunguo Li , Yongming Huang , Luxi Yang

The emergence of extremely large-scale antenna arrays (ELAA) in millimeter-wave (mmWave) communications, particularly in high-mobility scenarios, highlights the importance of near-field beam prediction. Unlike the conventional far-field…

Signal Processing · Electrical Eng. & Systems 2025-10-28 Wang Liu , Cunhua Pan , Hong Ren , Wei Zhang , Cheng-Xiang Wang , Jiangzhou Wang

Terahertz (0.1-10 THz) communications are envisioned as a key technology for sixth generation (6G) wireless systems. The study of underlying THz wireless propagation channels provides the foundations for the development of reliable THz…

Information Theory · Computer Science 2022-06-10 Chong Han , Yiqin Wang , Yuanbo Li , Yi Chen , Naveed A. Abbasi , Thomas Kürner , Andreas F. Molisch

The Sixth Generation (6G) of mobile networks is expected to use carrier frequencies in the spectrum above 100 GHz, to satisfy the demands for higher data rates and bandwidth of future digital applications. The development of networking…

Networking and Internet Architecture · Computer Science 2021-10-14 Amir Ashtari Gargari , Michele Polese , Michele Zorzi

Next-generation wireless networks will rely on mmWave/sub-THz spectrum and extremely large antenna arrays (ELAAs). This will push their operation into the near field where far-field beam management degrades and beam training becomes more…

Signal Processing · Electrical Eng. & Systems 2025-11-18 Zijun Wang , Anjali Omer , Jacob Chakareski , Nicholas Mastronarde , Rui Zhang

Extremely large aperture arrays (ELAAs) benefit the dual functions of integrated sensing and communication (ISAC) systems by enabling high-throughput data streams and high angular resolution with near-field spatial diversity. However,…

Signal Processing · Electrical Eng. & Systems 2026-05-05 Yuan Liu , Xuesong Cai , Dipankar Saha , M. R. Bhavani Shankar , Björn Ottersten

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

Deep learning (DL), a branch of artificial intelligence (AI) techniques, has shown great promise in various disciplines such as image classification and segmentation, speech recognition, language translation, among others. This remarkable…

Signal Processing · Electrical Eng. & Systems 2022-09-07 Wonjun Kim , Yongjun Ahn , Jinhong Kim , Byonghyo Shim

High-frequency communication systems bring extremely large aperture arrays (ELAA) and large bandwidths, integrating localization and (bi-static) sensing functions without extra infrastructure. Such systems are likely to operate in the…

Signal Processing · Electrical Eng. & Systems 2024-02-27 Hui Chen , Pinjun Zheng , Yu Ge , Ahmed Elzanaty , Jiguang He , Tareq Y. Al-Naffouri , Henk Wymeersch

Covert communication in wireless networks ensures that transmissions remain undetectable to adversaries, making it a potential enabler for privacy and security in sensitive applications. However, to meet the high performance and…

Signal Processing · Electrical Eng. & Systems 2024-11-26 Fatemeh Lotfi , Stefan Roth , Anas Chaaban , Aydin Sezgin

Extremely large aperture arrays (ELAAs) and millimeter-wave (mmWave) technologies are essential for achieving high data rates in future wireless communication systems. To perform precise beamforming, these systems require accurate channel…

Signal Processing · Electrical Eng. & Systems 2026-05-22 Heling Zhang , Xiujun Zhang , Xiaofeng Zhong , Shidong Zhou

Based on the vision on the 6G wireless communication network, i.e., global coverage, all spectrums and all applications, we comprehensively survey 6G related wireless channel measurements, channel characteristics, and channel models for all…

Signal Processing · Electrical Eng. & Systems 2020-07-29 Cheng-Xiang Wang , Jie Huang , Haiming Wang , Xiqi Gao , Xiaohu You , Yang Hao

Antenna arrays have a long history of more than 100 years and have evolved closely with the development of electronic and information technologies, playing an indispensable role in wireless communications and radar. With the rapid…

Information Theory · Computer Science 2022-03-29 Zhenyu Xiao , Zhu Han , Arumugam Nallanathan , Octavia A. Dobre , Bruno Clerckx , Jinho Choi , Chong He , Wen Tong

The transition toward 6G is pushing wireless communication into a regime where the classical plane-wave assumption no longer holds. Millimeter-wave and sub-THz frequencies shrink wavelengths to millimeters, while meter-scale arrays…

Signal Processing · Electrical Eng. & Systems 2025-09-30 Sajad Daei , Gabor Fodor , Mikael Skoglund

Mobile communications have been undergoing a generational change every ten years or so. However, the time difference between the so-called "G's" is also decreasing. While fifth-generation (5G) systems are becoming a commercial reality,…

Signal Processing · Electrical Eng. & Systems 2021-03-19 Harsh Tataria , Mansoor Shafi , Andreas F. Molisch , Mischa Dohler , Henrik Sjöland , Fredrik Tufvesson

Sixth generation (6G) wireless networks are envisioned to include aspects of energy footprint reduction (sustainability), besides those of network capacity and connectivity, at the design stage. This paradigm change requires radically new…

Information Theory · Computer Science 2024-06-28 Juan Carlos Ruiz-Sicilia , Marco Di Renzo , Placido Mursia , Aryan Kaushik , Vincenzo Sciancalepore

Extremely large aperture arrays (ELAAs) can offer massive spatial multiplexing gains in the radiative near-field region in beyond 5G systems. While near-field channel modeling for uniform linear arrays has been extensively explored in the…

Signal Processing · Electrical Eng. & Systems 2024-10-01 Özlem Tuğfe Demir , Alva Kosasih , Emil Björnson