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相关论文: Millimeter Wave Line-of-Sight Blockage Analysis

200 篇论文

Millimeter wave (mmWave) has great potential in realizing high data rate thanks to the large spectral channels. It is considered as a key technology for the fifth generation wireless networks and is already used in wireless LAN (e.g., IEEE…

信息论 · 计算机科学 2015-11-11 Vutha Va , Junil Choi , Robert W. Heath

In this paper, we consider a hybrid millimeter wave (mmWave) and micro wave ($\mu$Wave) network from the perspective of \emph{wireless caching} and study the optimal probabilistic content/file caching placement at desirable base stations…

信号处理 · 电气工程与系统科学 2018-03-28 Sudip Biswas , Tong Zhang , Keshav Singh , Satyanarayana Vuppala , Tharmalingam Ratnarajah

A significant portion of the 5th generation of wireless networks will operate in the mm-wave bands. One of the several challenges associated with mm-wave propagation is to overcome shadowing due to signal blockage caused by environmental…

信息论 · 计算机科学 2019-10-01 Swapnil Mhaske , Predrag Spasojevic , Ahsan Aziz

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…

信息论 · 计算机科学 2020-01-17 Xiaoshen Song , Giuseppe Caire

We study a mm-wave wireless network deployed along the roads of an urban area, to support localization and communication services simultaneously for outdoor mobile users. In this network, we propose a mm-wave initial beam-selection scheme…

信号处理 · 电气工程与系统科学 2020-05-12 Gourab Ghatak , Remun Koirala , Antonio De Domenico , Benoit Denis , Davide Dardari , Bernard Uguen , Marceau Coupechoux

We address the problem of pedestrian blockage in outdoor mm-Wave networks, which can disrupt Line of Sight (LoS) communication and result in an outage. This necessitates either reacquisition as a new user that can take up to 1.28 sec in 5G…

系统与控制 · 电气工程与系统科学 2022-09-27 Santosh Ganji , Jaewon Kim , P. R. Kumar

Multicast/broadcast services (MBS) are able to provide video services for many users simultaneously. Fixed amount of bandwidth allocation for all of the MBS videos is not effective in terms of bandwidth utilization, overall forced call…

网络与互联网体系结构 · 计算机科学 2018-12-27 Mostafa Zaman Chowdhury , Tuan Nguyena , Young-Il Kimb , Won Ryub , Yeong Min Jang

The surge in mobile broadband data demands is expected to surpass the available spectrum capacity below 6 GHz. This expectation has prompted the exploration of millimeter wave (mm-wave) frequency bands as a candidate technology for next…

信息论 · 计算机科学 2017-12-21 Yahia Shabara , C. Emre Koksal , Eylem Ekici

The millimeter wave (mmWave) has received considerable interest due to its expansive bandwidth and high frequency. However, a noteworthy challenge arises from its vulnerability to blockages, leading to reduced coverage and achievable rates.…

Predicting the millimeter wave (mmWave) beams and blockages using sub-6GHz channels has the potential of enabling mobility and reliability in scalable mmWave systems. These gains attracted increasing interest in the last few years. Prior…

信息论 · 计算机科学 2019-11-05 Muhammad Alrabeiah , Ahmed Alkhateeb

One primary focus of next generation wireless communication networks is the millimeterwave (mmWave) spectrum, typically considered in the 30 GHz to 300 GHz frequency range. Despite their promise of high data rates, mmWaves suffer from…

网络与互联网体系结构 · 计算机科学 2025-07-01 Shawon Mitra , Subhojit Sarkar , Sasthi C. Ghosh

As the spectrum is becoming more scarce due to exponential demand of formidable data quantities, the new millimiterwave (mmW) band is considered as an enabling player of 5G communications to provide multi-gigabits wireless acccess. MmW…

信息论 · 计算机科学 2014-03-14 Hossein Shokri-Ghadikolaei , Carlo Fischione , Gabor Fodor , Georgios Athanasiou

Beam alignment for millimeter wave (mm Wave) vehicular communications is challenging due to the high mobility of vehicles. Recent studies have proposed some beam switching techniques at Road Side Unit (RSU) for vehicle to infrastructure…

信号处理 · 电气工程与系统科学 2017-10-03 Hamed Mohammadi , Reza Mohammadkhani

This paper develops a stochastic geometry-based approach for the modeling and analysis of finite millimeter wave (mmWave) wireless networks where a random number of transmitters and receivers are randomly located inside a finite region. We…

In this paper, a new mathematical framework to the analysis of millimeter wave cellular networks is introduced. Its peculiarity lies in considering realistic path-loss and blockage models, which are derived from recently reported…

信息论 · 计算机科学 2016-11-15 Marco Di Renzo

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

The surge in mobile broadband data demands is expected to surpass the available spectrum capacity below $6$ GHz. This expectation has prompted the exploration of millimeter wave (mm-wave) frequency bands as a candidate technology for next…

信息论 · 计算机科学 2018-05-31 Yahia Shabara , C. Emre Koksal , Eylem Ekici

This paper focuses at the investigation of the degree of orthogonality of channels of multiple users in densely populated indoor and outdoor scenarios. For this purpose, a statistical millimeter wave (mmwave) MIMO channel simulator is…

信息论 · 计算机科学 2016-11-29 Geamel Alyami , Ivica Kostanic

The freshness of information, measured as Age of Information (AoI), is critical for many applications in next-generation wireless sensor networks (WSNs). Due to its high bandwidth, millimeter wave (mmWave) communication is seen to be…

系统与控制 · 电气工程与系统科学 2023-11-03 Yifei Sun , Bojie Lv , Rui Wang , Haisheng Tan , Francis C. M. Lau

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