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Related papers: Near-Field Communications: A Comprehensive Survey

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The upcoming 6G technology is expected to operate in near-field (NF) radiating conditions thanks to high-frequency and electrically large antenna arrays. Although several studies have already addressed this possibility, it is worth noting…

Signal Processing · Electrical Eng. & Systems 2024-10-28 Ahmed Elzanaty , Jiuyu Liu , Anna Guerra , Francesco Guidi , Yi Ma , Rahim Tafazolli

Extremely large-scale multiple-input multiple-output (XL-MIMO) is regarded as a promising technology for next-generation communication systems. However, this will expand the near-field (NF) range, rendering more users more likely to be…

Signal Processing · Electrical Eng. & Systems 2025-07-01 Zihang Ding , Jianhua Zhang , Changsheng You , Pan Tang , Hongbo Xing , Zhiqiang Yuan , Jie Meng , Guangyi Liu

NFC and RFID technologies have seen significant advancements, with expanding applications necessitating the design of novel antenna structures that enhance range capabilities. This paper presents a study on the design and impedance matching…

The use of in-band full-duplex (FD) enables nodes to simultaneously transmit and receive on the same frequency band, which challenges the traditional assumption in wireless network design. The full-duplex capability enhances spectral…

Information Theory · Computer Science 2023-04-26 Besma Smida , Ashutosh Sabharwal , Gabor Fodor , George C. Alexandropoulos , Himal A. Suraweera , Chan-Byoung Chae

Extremely large-scale multiple-input multiple-output (XL-MIMO) systems, operating in the near-field region due to their massive antenna arrays, are key enablers of next-generation wireless communications but face significant challenges in…

Signal Processing · Electrical Eng. & Systems 2025-12-02 Tianqi Mao , Haiyang Li , Shufeng Tan , Pengyu Wang , Guangyao Liu , Ruiqi Liu , Leyi Zhang , Meng Hua , Dezhi Zheng , Zhaocheng Wang , Sheng Chen

The interplay between large antenna apertures and high frequencies in future generations of wireless networks will give rise to near-field communications. In this paper, we focus on the hybrid analog and digital beamforming architecture of…

Information Theory · Computer Science 2024-06-04 Panagiotis Gavriilidis , George C. Alexandropoulos

Near Field Communication (NFC) is a promising technology for ultra-low-power wearables, yet its short communication range limits its use to narrow-area, point-to-point interactions. We propose a body-scale NFC networking system that extends…

Networking and Internet Architecture · Computer Science 2026-03-06 Hideaki Yamamoto , Yifan Li , Wakako Yukita , Tomoyuki Yokota , Takao Someya , Ryo Takahashi , Yoshihiro Kawahara

In the sixth-generation (6G), the extremely large-scale multiple-input-multiple-output (XL-MIMO) is considered a promising enabling technology. With the further expansion of array element number and frequency bands, near-field effects will…

Information Theory · Computer Science 2024-04-29 Haiyang Miao , Jianhua Zhang , Pan Tang , Lei Tian , Weirang Zuo , Qi Wei , Guangyi Liu

The 5th generation (5G) wireless access technology, known as new radio (NR), will address a variety of usage scenarios from enhanced mobile broadband to ultra-reliable low-latency communications to massive machine type communications. Key…

Networking and Internet Architecture · Computer Science 2018-06-20 Xingqin Lin , Jingya Li , Robert Baldemair , Thomas Cheng , Stefan Parkvall , Daniel Larsson , Havish Koorapaty , Mattias Frenne , Sorour Falahati , Asbjörn Grövlen , Karl Werner

The sixth generation (6G) communication networks are featured by integrated sensing and communications (ISAC), revolutionizing base stations (BSs) and terminals. Additionally, in the unfolding 6G landscape, a pivotal physical layer…

Signal Processing · Electrical Eng. & Systems 2024-10-01 Kaiqian Qu , Shuaishuai Guo , Jia Ye , Nasir Saeed

Movable antenna (MA) technology offers promising potential to enhance wireless communication by allowing flexible antenna movement. To maximize spatial degrees of freedom (DoFs), larger movable regions are required, which may render the…

Information Theory · Computer Science 2024-10-01 Lipeng Zhu , Wenyan Ma , Zhenyu Xiao , Rui Zhang

In the sixth-generation (6G), with the further expansion of array element number and frequency bands, the wireless communications are expected to operate in the near-field region. The near-field radio communications (NFRC) will become…

Signal Processing · Electrical Eng. & Systems 2024-05-17 Haiyang Miao , Pan Tang , Weirang Zuo , Qi Wei , Lei Tian , Jianhua Zhang

This article revisits integrated sensing and communication (ISAC) systems that operate in the near-field region of large antenna arrays while utilizing large bandwidths. The article first describes the basic characteristics of a wideband…

Information Theory · Computer Science 2025-06-13 Zhaolin Wang , Xidong Mu , Yuanwei Liu

The application of machine learning in wireless communications has been extensively explored, with deep unfolding emerging as a powerful model-based technique. Deep unfolding enhances interpretability by transforming complex iterative…

Signal Processing · Electrical Eng. & Systems 2026-01-15 Sukanya Deka , Kuntal Deka , Nhan Thanh Nguyen , Sanjeev Sharma , Vimal Bhatia , Nandana Rajatheva

Technologies like ultra-massive multiple-input-multiple-output (UM-MIMO) and reconfigurable intelligent surfaces (RISs) are of special interest to meet the key performance indicators of future wireless systems including ubiquitous…

Information Theory · Computer Science 2024-05-28 Yiqin Wang , Chong Han , Shu Sun , Jianhua Zhang

Recent developments in nanotechnology herald nanometer-sized devices expected to bring light to a number of groundbreaking applications. Communication with and among nanodevices will be needed for unlocking the full potential of such…

Networking and Internet Architecture · Computer Science 2021-02-08 Filip Lemic , Sergi Abadal , Wouter Tavernier , Pieter Stroobant , Didier Colle , Eduard Alarcón , Johann Marquez-Barja , Jeroen Famaey

Large-scale multiple-input multiple-output (MIMO) holds great promise for the fifth-generation (5G) and future communication systems. In near-field scenarios, the spherical wavefront model is commonly utilized to accurately depict the…

Signal Processing · Electrical Eng. & Systems 2024-10-14 Hao Jiang , Wangqi Shi , Xiao Chen , Qiuming Zhu , Zhen Chen

The Foundations of Future Communication Systems (FFCS) conference brought together leading researchers from information theory, quantum communication, molecular communication, semantic communication, and secure network design to explore the…

Information Theory · Computer Science 2026-04-08 Christian Deppe , Eduard Jorswieck , Pin-Hsun Lin , Vida Gholamian , Marcel A. Mross

Radio frequency (RF) energy transfer and harvesting has been intensively studied recently as a promising approach to significantly extend the lifetime of energy-constrained wireless networks. This technique has a great potential to provide…

Information Theory · Computer Science 2017-11-28 He Chen , Chao Zhai , Yonghui Li , Branka Vucetic

The secrecy performance in both near-field and far-field communications is analyzed using two fundamental metrics: the secrecy capacity under a power constraint and the minimum power requirement to achieve a specified secrecy rate target.…

Information Theory · Computer Science 2025-04-11 Boqun Zhao , Chongjun Ouyang , Xingqi Zhang , Yuanwei Liu