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Related papers: Terahertz Quantum Cryptography

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Terahertz-band (100 GHz-10 THz) communication is a promising radio technology envisioned to enable ultra-high data rate, reliable and low-latency wireless connectivity in next-generation wireless systems. However, the low transmission power…

Signal Processing · Electrical Eng. & Systems 2024-08-26 Priyangshu Sen , Sherif Badran , Vitaly Petrov , Arjun Singh , Josep M. Jornet

Nanoscale communication systems operating in Ter-ahertz (THz) band are anticipated to revolutionise the healthcaresystems of the future. Global wireless data traffic is undergoinga rapid growth. However, wireless systems, due to their…

Signal Processing · Electrical Eng. & Systems 2020-07-15 Waqas Aman , M. Mahboob Ur Rahman , Hassan T. Abbas , Muhammad Arslan Khalid , Muhammad A. Imran , Akram Alomainy , Qammer H. Abbasi

Terahertz (THz) band communications is envisioned as a key technology for future wireless standards. Substantial progress has been made in this field, with advances in hardware design, channel models, and signal processing. High-rate…

Systems and Control · Electrical Eng. & Systems 2023-05-23 Arjun Singh , Vitaly Petrov , Hichem Guerboukha , Innem V. A. K. Reddy , Edward W. Knightly , Daniel M. Mittleman , Josep M. Jornet

TeraHertz (THz) communications are envisioned as a promising technology, owing to its unprecedented multi-GHz bandwidth. In this paper, wideband channel measurement campaigns at 140 GHz and 220 GHz are conducted in indoor scenarios…

Information Theory · Computer Science 2021-04-02 Jia He , Yi Chen , Yiqin Wang , Ziming Yu , Chong Han

This article discusses the basic system architecture for terahertz (THz) wireless links with bandwidths of more than 50 GHz into optical networks. New design principles and breakthrough technologies are required in order to demonstrate Tbps…

We propose a novel continuous-variable quantum key distribution (CVQKD) protocol that employs orthogonal frequency-division multiplexing (OFDM) in the terahertz (THz) band to enable high-throughput and secure quantum communication. By…

Quantum Physics · Physics 2025-07-01 Mingqi Zhang , Kaveh Delfanazari

To achieve ubiquitous connectivity in next-generation networks through aerospace communications while maintaining high data rates, Terahertz (THz) band communications (0.1-10 THz) with large continuous bandwidths are considered a promising…

Signal Processing · Electrical Eng. & Systems 2025-02-26 Weijun Gao , Chong Han , Zhi Chen , Yong Chen , Yuanzhi He , Wenjun Zhang

The Terahertz band, spanning from 0.1~THz to 10~THz, is envisioned as a key technology to realize ultra-high data rates in the 6G and beyond mobile communication systems, due to its abundant bandwidth resource. However, to realize THz…

Information Theory · Computer Science 2024-02-09 Yuanbo Li , Yiqin Wang , Yi Chen , Ziming Yu , Chong Han

Guaranteeing ultra reliable low latency communications (URLLC) with high data rates for virtual reality (VR) services is a key challenge to enable a dual VR perception: visual and haptic. In this paper, a terahertz (THz) cellular network is…

Information Theory · Computer Science 2019-05-21 Christina Chaccour , Ramy Amer , Bo Zhou , Walid Saad

Terahertz (THz) communications are regarded as a pillar technology for the sixth generation (6G) wireless systems, by offering multi-ten-GHz bandwidth. To overcome the short transmission distance and huge propagation loss, ultra-massive…

Information Theory · Computer Science 2021-10-06 Chong Han , Longfei Yan , Jinhong Yuan

Terahertz (THz) frequencies are important for next generation wireless systems due to the advantages in terms of large available bandwidths. On the other hand, the limited range due to high attenuation in these frequencies can be overcome…

Signal Processing · Electrical Eng. & Systems 2024-05-31 Hasan Nayir , Erhan Karakoca , Güneş Karabulut Kurt , Ali Görçin

Wireless networks operating at terahertz (THz) frequencies have been proposed as a promising candidate to support the ever-increasing capacity demand, which cannot be satisfied with existing radio-frequency (RF) technology. On the other…

Signal Processing · Electrical Eng. & Systems 2021-07-16 Yu Mei , Jianping An , Jianjun Ma , Lothar Moeller , John F. Federici

In recent years quantum information research has lead to the discovery of a number of remarkable new paradigms for information processing and communication. These developments include quantum cryptography schemes that offer unconditionally…

Granting information privacy is of crucial importance in our society, notably in fiber communication networks. Quantum cryptography provides a unique means to establish, at remote locations, identical strings of genuine random bits, with a…

Terahertz communications offer unprecedented data rates for next-generation wireless networks but suffer blockage susceptibility that restrict coverage and introduce physical-layer security vulnerabilities. Non-line-of-sight relay schemes…

Applied Physics · Physics 2025-08-07 Peian Li , Wenbo Liu , Jiabiao Zhao , Jiayuan Cui , Yapeng Ge , Qiang Niu , Yuping Yang , Xiangzhu Meng , Jianjun Ma

Quantum key distribution (QKD) is a revolutionary cryptography response to the rapidly growing cyberattacks threat posed by quantum computing. Yet, the roadblock limiting the vast expanse of secure quantum communication is the exponential…

The terahertz (THz) band is a key enabler for future wireless systems, promising ultra-high data rates and dense spatial reuse. However, the reliability of THz links remains a major challenge due to severe path loss and small-scale fading…

Signal Processing · Electrical Eng. & Systems 2026-01-23 Almutasem Bellah Enad , Jihad Fahs , Hakim Jemaa , Hadi Sarieddeen , Tareq Y. Al-Naffouri

Terahertz (THz) communications are celebrated as key enablers for converged localization and sensing in future sixth-generation (6G) wireless communication systems and beyond. Instead of being a byproduct of the communication system,…

Signal Processing · Electrical Eng. & Systems 2022-11-16 Hui Chen , Hadi Sarieddeen , Tarig Ballal , Henk Wymeersch , Mohamed-Slim Alouini , Tareq Y. Al-Naffouri

For decades, the terahertz (THz) frequency band had been primarily explored in the context of radar, imaging, and spectroscopy, where multi-gigahertz (GHz) and even THz-wide channels and the properties of terahertz photons offered…

Networking and Internet Architecture · Computer Science 2024-06-11 Josep M. Jornet , Vitaly Petrov , Hua Wang , Zoya Popovic , Dipankar Shakya , Jose V. Siles , Theodore S. Rappaport

Technological advancements in the design of electronic and optical materials have opened up the possibility of utilizing the latest available Radio Frequency spectrum the Terahertz (THz) band. This band holds great promise for…

Systems and Control · Electrical Eng. & Systems 2025-08-01 Sofiane Latreche , Hocine Bellahsene , Abdelmalik Taleb-Ahmed