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Related papers: Semantic Security for Indoor THz-Wireless Communic…

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The integration of sensing and communication enables wireless communication systems to serve environment-aware applications. In this paper, we propose to leverage sensing to enhance physical layer security (PLS) in multiuser communication…

Information Theory · Computer Science 2023-12-27 Dongfang Xu , Yiming Xu , Zhiqiang Wei , Shenghui Song , Derrick Wing Kwan Ng

Terahertz (THz) communication offers ultra-high data rates and has emerged as a promising technology for future wireless networks. However, the inherently high free-space path loss of THz waves significantly limits the coverage range of THz…

Signal Processing · Electrical Eng. & Systems 2025-12-17 Ben Chen , Zhangdui Zhong , Ke Guan , Danping He , Yiran Wang , Jianwen Ding , Qi Luo

Facilitated by rapid technological development of the near-space platform stations (NSPS), near-space communication (NS-COM) is envisioned to play a pivotal role in the space-air-ground integrated network for sixth-generation (6G)…

Signal Processing · Electrical Eng. & Systems 2022-07-26 Tianqi Mao , Leyi Zhang , Zhenyu Xiao , Zhu Han , Xiang-Gen Xia

In this paper, we propose a physical layer security (PLS) framework for an intelligent reflecting surface (IRS)-assisted integrated sensing and semantic communication (ISASC) system, where a multi-antenna dual-functional semantic base…

Signal Processing · Electrical Eng. & Systems 2025-07-21 Hamid Amiriara , Mahtab Mirmohseni , Ahmed Elzanaty , Yi Ma , Rahim Tafazolli

Terahertz (THz) communication is a promising technology for future wireless communications, offering data rates of up to several terabits-per-second (Tbps). However, the range of THz band communications is often limited by high pathloss and…

Signal Processing · Electrical Eng. & Systems 2024-01-29 Muddasir Rahim , Thanh Luan Nguyen , Georges Kaddoum , Tri Nhu Do

Sub-Terahertz (THz) frequencies between 100 GHz and 300 GHz are being considered as a key enabler for the sixth-generation (6G) wireless communications due to the vast amounts of unused spectrum. The 3rd Generation Partnership Project…

Signal Processing · Electrical Eng. & Systems 2022-03-09 Shihao Ju , Yunchou Xing , Ojas Kanhere , Theodore S. Rappaport

Optical wireless technology has the potential to complement the wireless access services provided so far over RF. Apart from the abundant unlicensed bandwidth available for ultra-dense deployments over optical wireless bands, optical…

Optimization and Control · Mathematics 2023-12-20 Mohsen Abedi , Alexis A. Dowhuszko , Risto Wichman

Semantic communications have been envisioned as a potential technique that goes beyond Shannon paradigm. Unlike modern communications that provide bit-level security, the eaves-dropping of semantic communications poses a significant risk of…

Information Theory · Computer Science 2024-08-06 Yongkang Li , Zheng Shi , Han Hu , Yaru Fu , Hong Wang , Hongjiang Lei

Short-packet communication is a key technology to support two emerging application scenarios in 5G and beyond 5G, massive machine type communication (mMTC) and ultra-reliable low latency communication (uRLLC), which are introduced to…

Information Theory · Computer Science 2021-07-14 Chen Feng , Hui-ming Wang

TeraHertz (THz) communications are envisioned as a promising technology, owing to its unprecedented multi-GHz bandwidth. One fundamental challenge when moving to new spectrum is to understand the science of radio propagation and develop an…

Information Theory · Computer Science 2021-02-01 Yi Chen , Yuanbo Li , Chong Han , Ziming Yu , Guangjian Wang

Millimeter-wave (mmWave) and terahertz (THz) communication systems adopt large antenna arrays to ensure adequate receive signal power. However, adjusting the narrow beams of these antenna arrays typically incurs high beam training overhead…

Information Theory · Computer Science 2023-02-15 Shoaib Imran , Gouranga Charan , Ahmed Alkhateeb

Terahertz (THz) communication can offer terabit-per-second rates in future wireless systems, thanks to the ultra-wide bandwidths, but require large antenna arrays. As antenna apertures expand and we enter the near-field scenarios, the…

Signal Processing · Electrical Eng. & Systems 2026-03-17 Wenqi Zhao , Chong Han , Emil Björnson

Deep learning based semantic communication(DLSC) systems have shown great potential of making wireless networks significantly more efficient by only transmitting the semantics of the data. However, the open nature of wireless channel and…

Cryptography and Security · Computer Science 2023-04-21 Qi Qin , Yankai Rong , Guoshun Nan , Shaokang Wu , Xuefei Zhang , Qimei Cui , Xiaofeng Tao

The Design of new wireless communication systems for industrial applications, e.g. control applications, is currently a hot research topic, as they deal as a key enabler for more flexible solutions at a lower cost compared to systems based…

Networking and Internet Architecture · Computer Science 2018-07-31 Andreas Weinand , Michael Karrenbauer , Hans D. Schotten

Communications in the terahertz band (THz) (0.1--10~THz) have been regarded as a promising technology for future 6G and beyond wireless systems, to overcome the challenges of evergrowing wireless data traffic and crowded spectrum. As the…

Information Theory · Computer Science 2022-05-26 Chong Han , Weijun Gao , Nan Yang , Josep M. Jornet

With the growing demand for higher wireless data rates, the interest in extending the carrier frequency of wireless links to the terahertz (THz) range has significantly increased. For long-distance outdoor wireless communications, THz…

Signal Processing · Electrical Eng. & Systems 2024-09-19 Jianjun Ma , Yuheng Song , Mingxia Zhang , Guohao Liu , Weiming Li , John F. Federici , Daniel M. Mittleman

Physical layer security (PLS) technology based on the fixed-position antenna (FPA) has {attracted widespread attention}. Due to the fixed feature of the antennas, current FPA-based PLS schemes cannot fully utilize the spatial degree of…

Information Theory · Computer Science 2024-05-28 Zhiyong Feng , Yujia Zhao , Kan Yu , Dong Li

Providing security guarantees for wireless communication is critically important for today's applications. While previous work in this area has concentrated on radio frequency (RF) channels, providing security guarantees for RF channels is…

Information Theory · Computer Science 2015-03-13 Amine Laourine , Aaron B. Wagner

The secure transmission of confidential information in cellular vehicle-to-everything (C-V2X) communication networks is vitally important for user's personal safety. However, for C-V2X there have not been much studies on the physical layer…

Information Theory · Computer Science 2020-10-08 Chao Wang , Zan Li , Gen Xiang Xia , Jia Shi , Jiangbo Si , Yulong Zou

In this work, an explicit wiretap coding scheme based on polar lattices is proposed to achieve the secrecy capacity of the additive white Gaussian noise (AWGN) wiretap channel. Firstly, polar lattices are used to construct secrecy-good…

Information Theory · Computer Science 2017-12-27 Ling Liu , Yanfei Yan , Cong Ling