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In the advent of next-generation wireless communication, millimeter-wave (mmWave) and terahertz (THz) technologies are pivotal for their high data rate capabilities. However, their reliance on large antenna arrays and narrow directive beams…

信号处理 · 电气工程与系统科学 2024-12-09 Gouranga Charan , Ahmed Alkhateeb

Utilizing radar sensing for assisting communication has attracted increasing interest thanks to its potential in dynamic environments. A particularly interesting problem for this approach appears in the vehicle-to-vehicle (V2V) millimeter…

信号处理 · 电气工程与系统科学 2023-10-31 Hao Luo , Umut Demirhan , Ahmed Alkhateeb

The automotive industry is rapidly evolving towards connected and autonomous vehicles, whose ever more stringent data traffic requirements might exceed the capacity of traditional technologies for vehicular networks. In this scenario,…

网络与互联网体系结构 · 计算机科学 2019-05-02 Davide Peron , Marco Giordani , Michele Zorzi

The increasing complexity of configuring cellular networks suggests that machine learning (ML) can effectively improve 5G technologies. Deep learning has proven successful in ML tasks such as speech processing and computational vision, with…

信号处理 · 电气工程与系统科学 2021-06-11 Aldebaro Klautau , Pedro Batista , Nuria Gonzalez-Prelcic , Yuyang Wang , Robert W. Heath

Fifth generation wireless systems are expected to employ multiple antenna communication at millimeter wave (mmWave) frequencies using small cells within heterogeneous cellular networks. The high path loss of mmWave as well as physical…

信息论 · 计算机科学 2015-05-19 Jiho Song , Junil Choi , Stephen G. Larew , David J. Love , Timothy A. Thomas , Amitava Ghosh

Artificial intelligence advances have recently influenced wireless communications, including beam management in fifth-generation (5G) new radio systems. AI-driven models and algorithms are being applied to enhance tasks such as beam…

信号处理 · 电气工程与系统科学 2025-05-27 Dino Pjanić , Guoda Tian , Andres Reial , Xuesong Cai , Bo Bernhardsson , Fredrik Tufvesson

Millimeter Waves (mmW) and sub-THz frequencies are the candidate bands for the upcoming Sixth Generation (6G) of communication systems. The use of collimated beams at mmW/sub-THz to compensate for the increased path and penetration loss…

Future wireless connectivity is envisioned to accommodate functionalities far beyond broadband data transmission over point-to-point direct links, enabling novel scenarios, such as communication behind blockers and around corners, and…

信号处理 · 电气工程与系统科学 2024-10-11 Sotiris Droulias , Giorgos Stratidakis , Angeliki Alexiou

The Massive Multiple-Input Multiple-Output (M-MIMO) is considered as one of the key technologies in 5G, and future 6G networks. From the perspective of, e.g., channel estimation, especially for high-speed users it is easier to implement an…

网络与互联网体系结构 · 计算机科学 2023-10-25 Marcin Hoffmann , Pawel Kryszkiewicz

The directionality of millimeter-wave (mmWave) communications creates a significant challenge in serving fast-moving mobile terminals on, e.g., high-speed vehicles, trains, and UAVs. This challenge is exacerbated in mmWave systems using…

信息论 · 计算机科学 2017-11-30 Jiahui Li , Yin Sun , Limin Xiao , Shidong Zhou , C. Emre Koksal

The millimeter-wave (mmWave) frequencies have attracted considerable attention for fifth generation (5G) cellular communication as they offer orders of magnitude greater bandwidth than current cellular systems. However, the medium access…

网络与互联网体系结构 · 计算机科学 2016-08-23 Sourjya Dutta , Marco Mezzavilla , Russell Ford , Menglei Zhang , Sundeep Rangan , Michele Zorzi

Millimeter-wave (mmWave) communication is a promising technology to cope with the expected exponential increase in data traffic in 5G networks. mmWave networks typically require a very dense deployment of mmWave base stations (mmBS). To…

网络与互联网体系结构 · 计算机科学 2017-12-15 Dingwen Yuan , Hsuan-Yin Lin , Joerg Widmer , Matthias Hollick

Intelligent Transportation Systems (ITSs) require ultra-low end-to-end delays and multi-gigabit-per-second data transmission. Millimetre Waves (mmWaves) communications can fulfil these requirements. However, the increased mobility of…

网络与互联网体系结构 · 计算机科学 2022-09-05 Ioannis Mavromatis , Andrea Tassi , Robert J. Piechocki , Andrew Nix

An end-to-end fiber-based network holds the potential to provide multi-gigabit fixed access to end-users. However, deploying fiber access, especially in areas where fiber is non-existent, can be time-consuming and costly, resulting in…

信号处理 · 电气工程与系统科学 2023-12-18 Soumya Banerjee , Sarada Prasad Gochhayat , Sachin Shetty

The millimeter-wave (mmWave) communication technology, which employs large-scale antenna arrays, enables inherent sensing capabilities. Simultaneous localization and mapping (SLAM) can utilize channel multipath angle estimates to realize…

信息论 · 计算机科学 2023-07-18 Hang Que , Jie Yang , Chao-Kai Wen , Shuqiang Xia , Xiao Li , Shi Jin

Millimeter wave (mmWave) has been claimed to be the only viable solution for high-bandwidth vehicular communications. However, frequent channel estimation and beamforming required to provide a satisfactory quality of service limits mmWave…

信号处理 · 电气工程与系统科学 2019-09-26 Sina Shaham , Ming Ding , Matthew Kokshoorn , Zihuai Lin , Shuping Dang , Rana Abbas

We propose a hybrid architecture that integrates RF (i.e., sub-6 GHz) and millimeter wave (mmWave) technologies for 5G cellular systems. In particular, communications in the mmWave band faces significant challenges due to variable channels,…

信息论 · 计算机科学 2017-06-12 Morteza Hashemi , C. Emre Koksal , Ness B. Shroff

Millimeter-wave (mmWave) communication is considered as a key enabler of ultra-high data rates in the future cellular and wireless networks. The need for directional communication between base stations (BSs) and users in mmWave systems,…

信号处理 · 电气工程与系统科学 2020-11-04 Sara Khosravi , Hossein S. Ghadikolaei , Marina Petrova

Millimeter wave (mmWave) communication is one feasible solution for high data-rate applications like vehicular-to-everything communication and next generation cellular communication. Configuring mmWave links, which can be done through…

信息论 · 计算机科学 2017-03-01 Anum Ali , Nuria González-Prelcic , Robert W. Heath

A beam codebook of 5G millimeter wave (mmWave) for data communication consists of multiple high-peak-gain beams to compensate the high pathloss at the mmWave bands. These beams also have to point to different angular directions, such that…