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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…

信号处理 · 电气工程与系统科学 2024-09-19 Jianjun Ma , Yuheng Song , Mingxia Zhang , Guohao Liu , Weiming Li , John F. Federici , Daniel M. Mittleman

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…

信号处理 · 电气工程与系统科学 2021-07-16 Yu Mei , Jianping An , Jianjun Ma , Lothar Moeller , John F. Federici

In the evolving domain of wireless communication, the investigation on terahertz (THz) frequency spectrum, spanning 0.1 to 10 THz, has become a critical focus for advancing ultra-high-speed data transmission technologies. The effective…

应用物理 · 物理学 2024-02-05 Guohao Liu , Xiangkun He , Jiabiao Zhao , Da Li , Hong Liang , Houjun Sun , Daniel M. Mittleman , Jianjun Ma

Non-line-of-sight (NLOS) data transmission through surface reflection is pivotal for enhancing the reach and efficiency of terahertz (THz) communication systems. However, this innovation also introduces significant eavesdropping risks,…

应用物理 · 物理学 2024-07-26 Peian Li , Wenbo Liu , Da Li , Mingxia Zhang , Xiaopeng Wang , Houjun Sun , Jianjun Ma

Next-generation wireless networks will leverage the spectrum above 100 GHz to enable ultra-high data rate communications over multi-GHz-wide bandwidths. The propagation environment at such high frequencies, however, introduces challenges…

信号处理 · 电气工程与系统科学 2022-08-30 Priyangshu Sen , Jacob Hall , Michele Polese , Vitaly Petrov , Duschia Bodet , Francesco Restuccia , Tommaso Melodia , Josep M. Jornet

Terahertz (THz) communications have naturally promising physical layer security (PLS) performance in the angular domain due to the high directivity feature brought by the ultra-massive multiple-antenna techniques. However, traditional…

信息论 · 计算机科学 2022-07-26 Weijun Gao , Xuyang Lu , Chong Han , Zhi Chen

The Terahertz (THz) frequency band offers a wide range of bandwidths, from tens to hundreds of gigahertz (GHz) and also supports data speeds of several terabits per second (Tbps). Because of this, maintaining THz channel reliability and…

Terahertz (THz) communications have emerged as a promising technology for 6G networks due to their potential for achieving terabit-per-second data rates. However, the impact of rainfall on THz channel characteristics remains incompletely…

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…

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

The ever-increasing demand for high-speed data transmission continues to motivate research and development efforts towards the sixth generation (6G) of wireless communication technologies and beyond. The use of terahertz (THz) carrier…

Reliable Terahertz (THz) links are necessary for outdoor point-to-point communication with the exponential growth of wireless data traffic. This study presents a modified Monte Carlo simulation procedure for estimating THz link attenuation…

A well-known empirical rule for the demand of wireless communication systems is that of Edholm's law of bandwidth. It states that the demand for bandwidth in wireless short-range communications doubles every 18 months. With the growing…

Wireless connectivity in airplanes is becoming more important, demanded, and common. One of the largest bottlenecks with the in-flight Internet is that the airplane is far away from both the satellites and the ground base stations during…

信号处理 · 电气工程与系统科学 2020-09-30 J. Kokkoniemi , J. M. Jornet , V. Petrov , E. Koucheryavy , M. Juntti

The New Space Era has increased communication traffic in space by new space missions led by public space agencies and private companies. Mars colonization is also targeted by crewed missions in the near future. Due to increasing space…

新兴技术 · 计算机科学 2021-10-05 Meltem Civas , Ozgur B. Akan

In this work, we present an in-depth experimental and numerical study of the short-range THz communications links that use subwavelength dielectric fibers for information transmission and define main challenges and tradeoffs in the link…

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…

信号处理 · 电气工程与系统科学 2025-02-26 Weijun Gao , Chong Han , Zhi Chen , Yong Chen , Yuanzhi He , Wenjun Zhang

Terahertz (THz) communications (THzCom) has experienced a meteoric rise of interest, due to its benefits for ultra-high data rate transmission in the sixth generation (6G) and beyond era. Despite so, the research on exploring the potential…

信号处理 · 电气工程与系统科学 2024-10-28 Nan Yang , Akram Shafie

The precision of link-level theoretical performance analysis for emerging wireless communication paradigms is critical. Recent studies have demonstrated the excellent fitting capabilities of the mixture gamma (MG) distribution in…

信号处理 · 电气工程与系统科学 2024-09-04 Hakim Jemaa , Simon Tarboush , Hadi Sarieddeen , Mohamed-Slim Alouini , Tareq Y. Al-Naffouri

Terahertz (THz) communication (0.1-10 THz) is regarded as a promising technology, which provides rich available bandwidth and high data rate of terahertz bit per second (Tbps). However, THz signals suffer from high path loss, which…

信息论 · 计算机科学 2021-05-26 Sha Xie , Lingxiang Li , Zhi Chen , Shaoqian Li

High altitude platforms (HAPs)-aided terrestrial-aerial communication technology based on free-space optical (FSO) and Terahertz (THz) feeder links has been attracting notable interest recently due to its great potential in reaching a…

信息论 · 计算机科学 2024-03-26 Elmehdi Illi , Marwa Qaraqe
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