English
Related papers

Related papers: Millimeter Wave Line-of-Sight Blockage Analysis

200 papers

Blocking objects (blockages) between a transmitter and receiver cause wireless communication links to transition from line-of-sight (LOS) to non-line-of-sight (NLOS) propagation, which can greatly reduce the received power, particularly at…

Information Theory · Computer Science 2017-01-10 Abhishek K. Gupta , Jeffrey G. Andrews , Robert W. Heath

This paper investigates a novel research direction that leverages vision to help overcome the critical wireless communication challenges. In particular, this paper considers millimeter wave (mmWave) communication systems, which are…

Information Theory · Computer Science 2019-11-18 Muhammad Alrabeiah , Andrew Hredzak , Ahmed Alkhateeb

This paper study the effect of interference management arising due to millimeter wave (mmWave) communication on the performance of multiple input multiple output (MIMO) based spectrum sharing cognitive systems. The highly directed mmWave…

Information Theory · Computer Science 2018-06-26 Abhishek Agrahari , Aditya K. Jagannatham

Millimeter-wave (mmWave) offers high data rate and bandwidth for air-to-everything (A2X) communications including air-to-air, air-to-ground, and air-to-tower. MmWave communication in the A2X network is sensitive to buildings blockage…

Information Theory · Computer Science 2018-08-02 Kaifeng Han , Kaibin Huang , Robert W. Heath

The objective of the Enhanced Mobile Broadband use case in 5G networks is to deliver high capacity access to densely populated areas, like city centres, transportation hubs or convention centres. Millimetre-wave communications are the go-to…

Information Theory · Computer Science 2020-02-27 Fadhil Firyaguna , Jacek Kibilda , Carlo Galiotto , Nicola Marchetti

mm-Wave communication employs directional beams to overcome high path loss. High data rate communication is typically along line-of-sight (LoS). In outdoor environments, such communication is susceptible to temporary blockage by pedestrians…

Information Theory · Computer Science 2021-11-17 Santosh Ganji , Romil Sonigra , P. R. Kumar

Millimeter wave (mmWave) signals are much more sensitive to blockage, which results in a significant increase of the outage probability, especially for the users at the edge of the cells. In this paper, we exploit the technique of base…

Information Theory · Computer Science 2018-06-15 Hui-Ming Wang , Ke-Wen Huang , Theodoros A. Tsiftsis

Millimeter-Wave (mm-Wave) frequency bands provide an opportunity for much wider channel bandwidth compared with the traditional sub-6 GHz band. Communication at mm-Waves is, however, quite challenging due to the severe propagation path…

Information Theory · Computer Science 2017-10-19 Xiaoshen Song , Saeid Haghighatshoar , Giuseppe Caire

Millimeter-wave systems are characterized by the use of highly directional antennas and the presence of blockages, which significantly alter the path-loss and small-scale fading parameters. The received power of each interferer depends on…

Information Theory · Computer Science 2017-09-05 Enass Hriba , Matthew C. Valenti , Kiran Venugopal , Robert W. Heath,

Millimeter wave (mmWave) and sub-terahertz communication systems rely mainly on line-of-sight (LOS) links between the transmitters and receivers. The sensitivity of these high-frequency LOS links to blockages, however, challenges the…

Signal Processing · Electrical Eng. & Systems 2021-11-30 Umut Demirhan , Ahmed Alkhateeb

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

In this paper, we consider millimeter Wave (mmWave) technology to provide reliable wireless network service within factories where links may experience rapid and temporary fluctuations of the received signal power due to dynamic blockers,…

Networking and Internet Architecture · Computer Science 2024-10-28 Andrea Bonfante , Lorenzo Galati Giordano , Irene Macaluso , Nicola Marchetti

A critical challenge for wireless communications in the millimeter wave (mmWave) bands is blockage. MmWave signals suffer significant penetration losses from many common materials and objects, and small changes in the position of obstacles…

Information Theory · Computer Science 2018-06-27 Christopher Slezak , Menglei Zhang , Marco Mezzavilla , Sundeep Rangan

Communication in Millimeter wave (mmWave) band relies on narrow beams due to directionality, high path loss, and shadowing. One can use beam alignment (BA) techniques to find and adjust the direction of these narrow beams. In this paper, BA…

Information Theory · Computer Science 2022-01-19 Abbas Khalili , Shahram Shahsavari , Mohammad A. Amir Khojastepour , Elza Erkip

Millimeter-wave (mmWave) communication, which operates at high frequencies, has gained extensive research interest due to its significantly wide spectrum and short wavelengths. However, mmWave communication suffers from the notable…

Information Theory · Computer Science 2025-09-03 Yuwen Cao , Xiaowen Wu , Jiguang He , Tomoaki Ohtsuki , Tony Q. S. Quek

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

Achieving extremely high-quality and truly immersive interactive Virtual Reality (VR) is expected to require a wireless link to the cloud, providing multi-gigabit throughput and extremely low latency. A prime candidate for fulfilling these…

Networking and Internet Architecture · Computer Science 2025-01-16 Jakob Struye , Hemanth Kumar Ravuri , Hany Assasa , Claudio Fiandrino , Filip Lemic , Joerg Widmer , Jeroen Famaey , Maria Torres Vega

The millimeter wave (mmWave) bands and other high frequencies above 6~GHz have emerged as a central component of Fifth-Generation (5G) cellular standards to deliver high data rates and ultra-low latency. A key challenge in these bands is…

Information Theory · Computer Science 2024-10-30 Christopher Slezak , Vasilii Semkin , Sergey Andreev , Yevgeni Koucheryavy , Sundeep Rangan

Rapidly fading channels caused by pedestrians in dense urban environments will have a significant impact on millimeter-wave (mmWave) communications systems that employ electrically-steerable and narrow beamwidth antenna arrays. A…

Information Theory · Computer Science 2017-11-08 George R. MacCartney , Theodore S. Rappaport , Sundeep Rangan

Millimeter wave (mmWave) communications systems are promising candidate to support extremely high data rate services in future wireless networks. MmWave communications exhibit high penetration loss (blockage) and require directional…

Information Theory · Computer Science 2016-02-04 Roberto Congiu , Hossein Shokri-Ghadikolaei , Carlo Fischione , Fortunato Santucci