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相关论文: A Comprehensive Comparison between Terahertz and O…

200 篇论文

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…

网络与互联网体系结构 · 计算机科学 2024-06-11 Josep M. Jornet , Vitaly Petrov , Hua Wang , Zoya Popovic , Dipankar Shakya , Jose V. Siles , Theodore S. Rappaport

We present a new adaptive resource optimization strategy that jointly allocates the subwindow and transmit power in multi-device terahertz (THz) band Internet of Things (Tera-IoT) networks. Unlike the prior studies focusing mostly on…

信息论 · 计算机科学 2022-02-01 Cheol Jeong , Chang-Jae Chun , Won-Yong Shin , Il-Min Kim

Terahertz (THz) band communications and integrated sensing and communications (ISAC) are two main facets of the sixth generation wireless networks. In order to compensate the severe attenuation, the THz wireless systems employ large arrays,…

信号处理 · 电气工程与系统科学 2024-08-20 Ahmet M. Elbir , Abdulkadir Celik , Ahmed M. Eltawil

The unprecedented increase in wireless data traffic, predicted to occur within the next decade, is motivating academia and industries to look beyond contemporary wireless standards and conceptualize the sixth-generation (6G) wireless…

信号处理 · 电气工程与系统科学 2024-10-28 Akram Shafie , Nan Yang , Chong Han , Josep Miquel Jornet , Markku Juntti , Thomas Kurner

As 6G and beyond aim for sustainable, high-capacity wireless connectivity, optical wireless communication (OWC) has emerged as a compelling solution.Recent advances in vertical-cavity surface-emitting laser (VCSEL) arrays have significantly…

Cell-free network architecture plays a promising role in the terahertz (THz) networks since it provides better link reliability and uniformly good services for all the users compared to the co-located massive MIMO counterpart, and the…

信息论 · 计算机科学 2023-11-23 Zesheng Zhu , Lifeng Wang , Xin Wang , Bo Tan , Shi Jin

Terahertz (THz) band communications are envisioned as a key technology for 6G and Beyond. As a fundamental wireless infrastructure, THz communication can boost abundant promising applications. In 2014, our team published two comprehensive…

信号处理 · 电气工程与系统科学 2022-04-28 Ian F. Akyildiz , Chong Han , Zhifeng Hu , Shuai Nie , Josep M. Jornet

In chip-to-chip communication, terahertz waves provide a promising approach to achieve high data capacity with improved energy efficiency, effectively bridging the gap between electrical and optical domains. By realizing this potential,…

应用物理 · 物理学 2026-01-14 Nguyen H. Ngo , Weijie Gao , Masayuki Fujita

Unmanned Aerial Vehicle (UAV) assisted terahertz (THz) wireless communications have been expected to play a vital role in the next generation of wireless networks. UAVs can serve as either repeaters or data collectors within the…

信号处理 · 电气工程与系统科学 2024-07-31 Da Li , Peian Li , Jiabiao Zhao , Jianjian Liang , Jiacheng Liu , Guohao Liu , Yuanshuai Lei , Wenbo Liu , Jianqin Deng , Fuyong Liu , Jianjun Ma

The prospects of utilizing single-carrier (SC) and multi-carrier (MC) waveforms in future terahertz (THz)-band communication systems remain unresolved. On the one hand, the limited multi-path components at high frequencies result in…

信息论 · 计算机科学 2023-10-27 Simon Tarboush , Hadi Sarieddeen , Mohamed-Slim Alouini , Tareq Y. Al-Naffouri

Accurate characterization of Terahertz (THz) band path loss is critical for reliable high-frequency communication, especially in aerial networks where transceivers may operate at different altitudes. Existing THz-band path loss models for…

信号处理 · 电气工程与系统科学 2026-04-01 Sina Jorjani , Caglar Tunc , Ozgur Gurbuz , Akhtar Saeed

Terahertz (THz) communication is widely considered as a key enabler for future 6G wireless systems. However, THz links are subject to high propagation losses and inter-symbol interference due to the frequency selectivity of the channel.…

信息论 · 计算机科学 2021-02-16 Konstantinos Dovelos , Michail Matthaiou , Hien Quoc Ngo , Boris Bellalta

Future wireless systems are envisioned to utilize the large spectra available at THz bands for wireless communications. Extremely massive multiple-input multiple-output (MIMO) antennas can be costly and power inefficient for wideband THz…

信号处理 · 电气工程与系统科学 2025-04-08 Natalie Lang , Yaela Gabay , Nir Shlezinger , Tirza Routtenberg , Yasaman Ghasempour , George C. Alexandropoulos , Yonina C. Eldar

Underwater wireless optical communication is one of the critical technologies for buoy-based high-speed cross-sea surface communication, where the communication nodes are vertically deployed. Due to the vertically inhomogeneous nature of…

信息论 · 计算机科学 2020-08-10 Yi Lou , Julian Cheng , Donghu Nie , Gang Qiao

Optical wireless communications (OWC) utilizing infrared or visible light as the carrier attracts great attention in 6G research. Resonant beam communications (RBCom) is an OWC technology which simultaneously satisfies the needs of…

系统与控制 · 电气工程与系统科学 2021-06-28 Mingliang Xiong , Mingqing Liu , Qingwei Jiang , Jie Zhou , Qingwen Liu , Hao Deng

Underwater optical communication (UWOC) is a potential solution for broadband connectivity in oceans and seas for underwater applications providing high data rate transmission with low latency and high reliability. Recent measurement…

信息论 · 计算机科学 2022-04-27 Suhrid Das , Ziyaur Rahman , S. M. Zafaruddin

We demonstrate an all-photonic terahertz receiver for a data-modulated signal, targeting a 106-GHz, 2.97-Gb/s OOK link. The scheme employs dual-wavelength optical carriers referenced to a soliton microcomb and performs THz-to-optical…

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

Terahertz (THz) communication is now being considered as one of possible technologies for the sixth generation (6G) wireless communication systems. In this paper, a novel three-dimensional (3D) space-time-frequency non-stationary…

信号处理 · 电气工程与系统科学 2021-08-17 Jun Wang , Cheng-Xiang Wang , Jie Huang , Haiming Wang , Xiqi Gao , Xiaohu You , Yang Hao

The Terahertz (0.1-10 THz) band holds enormous potential for supporting unprecedented data rates and millimeter-level accurate sensing thanks to its ultra-broad bandwidth. Terahertz integrated sensing and communication (ISAC) is viewed as a…

信号处理 · 电气工程与系统科学 2023-01-20 Chong Han , Yongzhi Wu , Zhi Chen , Yi Chen , Guangjian Wang