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Recently, terahertz (THz) communication has drawn considerable attention as one of the promising technologies for the future wireless communications owning to its ultra-wide bandwidth. Nonetheless, one major obstacle that prevents the…

Information Theory · Computer Science 2020-09-15 Wanming Hao , Gangcan Sun , Ming Zeng , Zhengyu Zhu , Zheng Chu , Octavia A. Dobre , Pei Xiao

Terahertz (THz) communications have been envisioned as a promising enabler to provide ultra-high data transmission for sixth generation (6G) wireless networks. To tackle the blockage vulnerability brought by severe attenuation and poor…

Information Theory · Computer Science 2022-11-23 Xinying Ma , Zhi Chen , Chongwen Huang

Intelligent reflecting surface (IRS)-assisted full-duplex (FD) terahertz (THz) communication systems have emerged as a promising paradigm to satisfy the escalating demand for ultra-high data rates and spectral efficiency in future wireless…

Information Theory · Computer Science 2025-10-30 Chi Qiu , Wen Chen , Qingqing Wu , Fen Hou , Wanming Hao , Ruiqi Liu , Derrick Wing Kwan Ng

Terahertz (THz) communications open a new frontier for the wireless network thanks to their dramatically wider available bandwidth compared to the current micro-wave and forthcoming millimeter-wave communications. However, due to the short…

Information Theory · Computer Science 2021-01-15 Boyu Ning , Zhi Chen , Wenrong Chen , Yiming Du , Jun Fang

Intelligent reflecting surfaces (IRSs) have emerged as a cost-effective technology for terahertz (THz) communications by enabling programmable control of the wireless environment. This paper provides a comprehensive overview of IRSs-aided…

Signal Processing · Electrical Eng. & Systems 2025-06-23 Qingqing Wu , Yanze Zhu , Qiaoyan Peng , Wanming Hao , Yanzhao Hou , Fengyuan Yang , Wencai Yan , Guoning Wang , Wen Chen , Chi Qiu

Benefiting from the growth of the bandwidth, Terahertz (THz) communication can support the new application with explosive requirements of the ultra-high-speed rates for future 6G wireless systems. In order to compensate for the path loss of…

Information Theory · Computer Science 2021-12-16 Yu Lu , Mo Hao , Richard MAcKenzie

Terahertz (THz) communications have emerged as a promising candidate to support the heavy data traffic and exploding network capacity in the future 6G wireless networks. However, THz communications are facing many challenges for practical…

Information Theory · Computer Science 2021-08-24 Zhi Chen , Boyu Ning , Chong Han , Zhongbao Tian , Shaoqian Li

In this paper, unmanned aerial vehicles (UAVs) and intelligent reflective surface (IRS) are utilized to support terahertz (THz) communications. To this end, the joint optimization of UAV's trajectory, the phase shift of IRS, the allocation…

Signal Processing · Electrical Eng. & Systems 2021-03-02 Yijin Pan , Kezhi Wang , Cunhua Pan , Huiling Zhu , Jiangzhou Wang

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

TeraHertz (THz) communications can satisfy the high data rate demand with massive bandwidth. However, severe path attenuation and hardware imperfection greatly alleviate its performance. Therefore, we utilize the reconfigurable intelligent…

Information Theory · Computer Science 2022-03-22 Hongyang Du , Jiayi Zhang , Ke Guan , Dusit Niyato , Huiying Jiao , Zhiqin Wang , Thomas Kürner

The terahertz communications have the potential to revolutionize data transfer with unmatched speed and facilitate the development of new high-bandwidth applications. This paper studies the performance of downlink terahertz system assisted…

Emerging Technologies · Computer Science 2024-08-30 Wali Ullah Khan , Chandan Kumar Sheemar , Zaid Abdullah , Eva Lagunas , Symeon Chatzinotas

Graphene-based intelligent reflecting surface (GIRS) has been proved to provide a promising propagation environment to enhance the quality of high frequency terahertz (THz) wireless communication. In this paper, we characterize GIRS for THz…

Signal Processing · Electrical Eng. & Systems 2022-05-04 Bhupendra Sharma , Anirudh Agarwal , Deepak Mishra , Soumitra Debnath

Intelligent reflecting surface (IRS) is a promising solution to enhance the wireless communication capacity both cost-effectively and energy-efficiently, by properly altering the signal propagation via tuning a large number of passive…

Information Theory · Computer Science 2019-10-04 Shuowen Zhang , Rui Zhang

In this paper, an intelligent reflecting surface (IRS) is deployed to assist the terahertz (THz) communications. The molecular absorption causes path loss peaks to appear in the THz frequency band, and the fading peak is greatly affected by…

Information Theory · Computer Science 2020-08-28 Yijin Pan , Kezhi Wang , Cunhua Pan , Huiling Zhu , Jiangzhou Wang

This paper investigates the performance of an intelligent reflecting surface (IRS)-assisted terahertz (THz) communication system, where the IRS facilitates connectivity between the source and destination nodes in the absence of a direct…

Signal Processing · Electrical Eng. & Systems 2025-12-11 Soumendu Das , Nagendra Kumar , Dharmendra Dixit

This work investigates the application of Beyond Diagonal Intelligent Reflective Surface (BD-IRS) to enhance THz downlink communication systems, operating in a hybrid: reflective and transmissive mode, to simultaneously provide services to…

Signal Processing · Electrical Eng. & Systems 2024-07-10 Asad Mahmood , Thang X. Vu , Symeon Chatzinotas , Björn Ottersten

An intelligent reflecting surface (IRS) at terahertz (THz) bands is expected to have a massive number of reflecting elements to compensate for the severe propagation losses. However, as the IRS size grows, the conventional far-field…

Signal Processing · Electrical Eng. & Systems 2021-03-30 Konstantinos Dovelos , Stylianos D. Assimonis , Hien Quoc Ngo , Boris Bellalta , Michail Matthaiou

Terahertz (THz) communication is expected to be a key technology for future sixth-generation (6G) wireless networks. Furthermore, reconfigurable intelligent surfaces (RIS) have been proposed to modify the wireless propagation environment…

Networking and Internet Architecture · Computer Science 2024-07-29 Waqas Khalid , Heejung Yu , Yazdan Ahmad Qadri

Terahertz (THz) communication is envisioned as one of the candidate technologies for future wireless communications to enable achievable data rates of up to several terabits per second (Tbps). However, the high pathloss and molecular…

Signal Processing · Electrical Eng. & Systems 2024-03-14 Muddasir Rahim , Thanh Luan Nguyen , Georges Kaddoum , Tri Nhu Do

Unmanned aerial vehicles (UAVs) are envisioned to be extensively employed for assisting wireless communications in Internet of Things (IoT) applications. On the other hand, terahertz (THz) enabled intelligent reflecting surface (IRS) is…

Information Theory · Computer Science 2022-04-04 Milad Tatar Mamaghani , Yi Hong
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