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Millimeter-wave (mmWave) cellular systems are power-limited and susceptible to blockages. As a result, mmWave connectivity will be likely to be intermittent. One promising approach to increasing mmWave connectivity and range is to use…

Information Theory · Computer Science 2015-10-09 Ning Wei , Xingqin Lin , Zhongpei Zhang

Relaying techniques for millimeter-wave wireless networks represent a powerful solution for improving the transmission performance. In this work, we quantify the benefits in terms of delay and throughput for a random-access multi-user…

Networking and Internet Architecture · Computer Science 2019-03-08 Cristian Tatino , Nikolaos Pappas , Ilaria Malanchini , Lutz Ewe , Di Yuan

The use of millimeter wave (mmWave) spectrum for commercial wireless communications is expected to offer data rates in the order of Gigabits-per-second, thus able to support future applications such as Vehicle-to-Vehicle or…

Signal Processing · Electrical Eng. & Systems 2020-02-20 Anastasios Dimas , Dionysios S. Kalogerias , Athina P. Petropulu

Millimeter wave (mmWave) technologies have the potential to achieve very high data rates, but suffer from intermittent connectivity. In this paper, we provision an architecture to integrate sub-6 GHz and mmWave technologies, where we…

Information Theory · Computer Science 2019-01-23 Guidan Yao , Morteza Hashemi , Ness B. Shroff

Millimeter wave (mmWave) bands are considered a powerful key enabler for next generation (5G) mobile networks by providing multi-Gbps data rates. However, their severe pathloss and sensitivity to blockage present challenges in practical…

Information Theory · Computer Science 2020-01-17 Xiaoshen Song , Giuseppe Caire

Millimeter wave (mmWave) communications have been postulated as one of the most disruptive technologies for future 5G systems. Among mmWave bands the 60-GHz radio technology is specially suited for ultradense small cells and mobile data…

Networking and Internet Architecture · Computer Science 2016-05-19 Cristina Perfecto , Javier Del Ser , Muhammad Ikram Ashraf , Miren Nekane Bilbao , Mehdi Bennis

Millimeter wave (mmWave) systems are emerging as an essential technology to enable extremely high data rate wireless communications. The main limiting factors of mmWave systems are blockage (high penetration loss) and deafness (misalignment…

Networking and Internet Architecture · Computer Science 2016-08-12 Yuzhe Xu , Hossein Shokri-Ghadikolaei , Carlo Fischione

Millimeter wave (\texttt{mmWave}) channels in device to device (\texttt{D2D}) communication are susceptible to blockages in spite of using directional beams from multi-input multi-output (\texttt{MIMO}) antennas to compensate for high…

Networking and Internet Architecture · Computer Science 2019-07-22 Durgesh Singh , Sasthi C. Ghosh

The millimeter wave (mmWave) frequencies offer the potential for enormous capacity wireless links. However, designing robust communication systems at these frequencies requires that we understand the channel dynamics over both time and…

Signal Processing · Electrical Eng. & Systems 2017-12-18 Christopher Slezak , Aditya Dhananjay , Sundeep Rangan

The proliferation of wireless devices in recent years has caused a spectrum shortage, which led the scientific community to explore the potential of using terahertz (THz) communications. However, THz systems suffer from severe path…

This paper presents a novel stochastic geometry approach to the connectivity of milimeter wave (mmWave) networks with multi-hop relaying. The random positions and shapes of obstacles in the radio environment are modeled as a Boolean model,…

Information Theory · Computer Science 2014-12-23 Xingqin Lin , Jeffrey G. Andrews

Blockage due to obstacles in millimeter wave (mmWave) device to device (D2D) communication is a prominent problem due to their severe penetration losses. Potential user equipments (UEs) in vicinity of the source UE must be explored in order…

Networking and Internet Architecture · Computer Science 2020-11-04 Durgesh Singh , Arpan Chattopadhyay , Sasthi C. Ghosh

In millimeter wave (mmWave) communication systems, narrow beam operations overcome severe channel attenuations, reduce multiuser interference, and thus introduce the new concept of noise-limited mmWave wireless networks. The regime of the…

Information Theory · Computer Science 2015-10-02 Hossein Shokri-Ghadikolaei , Carlo Fischione

With vast amounts of spectrum available in the millimeter wave (mmWave) band, small cells at mmWave frequencies densely deployed underlying the conventional homogeneous macrocell network have gained considerable interest from academia,…

Networking and Internet Architecture · Computer Science 2015-09-29 Yong Niu , Chuhan Gao , Yong Li , Li Su , Depeng Jin

While millimeter wave (mmWave) communications promise high data rates, their sensitivity to blockage and severe signal attenuation presents challenges in their deployment in urban settings. To overcome these effects, we consider a…

Signal Processing · Electrical Eng. & Systems 2020-02-19 Anastasios Dimas , Dionysios S. Kalogerias , Athina P. Petropulu

Millimeter wave (mmWave) communication is a key component of 5G and beyond. Harvesting the gains of the large bandwidth and low latency at mmWave systems, however, is challenged by the sensitivity of mmWave signals to blockages; a sudden…

Machine Learning · Computer Science 2021-02-09 Shunyao Wu , Muhammad Alrabeiah , Andrew Hredzak , Chaitali Chakrabarti , Ahmed Alkhateeb

In this work, we present a framework analysis of millimeter waves (mmWaves) vehicular communications systems. Communications between vehicles take place through a cooperative relay which acts as an intermediary base station (BS). The relay…

Information Theory · Computer Science 2020-10-26 Elyes Balti , Brian K. Johnson

In the scenario where small cells are densely deployed, the millimeter wave (mmWave) wireless backhaul network has been widely used. However, mmWave is easily blocked by obstacles, and how to forward the data of the blocked flows is still a…

Networking and Internet Architecture · Computer Science 2019-01-01 Yong Niu , Weiguang Ding , Hao Wu , Yong Li , Xinlei Chen , Bo Ai , Zhangdui Zhong

Increased density of wireless devices, ever growing demands for extremely high data rate, and spectrum scarcity at microwave bands make the millimeter wave (mmWave) frequencies an important player in future wireless networks. However,…

Information Theory · Computer Science 2015-09-28 Hossein Shokri-Ghadikolaei , Carlo Fischione , Petar Popovski , Michele Zorzi

The capability of smarter networked devices to dynamically select appropriate radio connectivity options is especially important in the emerging millimeter-wave (mmWave) systems to mitigate abrupt link blockage in complex environments. To…

Networking and Internet Architecture · Computer Science 2024-10-30 Vitaly Petrov , Dmitri Moltchanov , Sergey Andreev , Robert W. Heath
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