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Radio localization and sensing are anticipated to play a crucial role in enhancing radio resource management in future networks. In this work, we focus on millimeter-wave communications, which are highly vulnerable to blockages, leading to…

信号处理 · 电气工程与系统科学 2024-05-15 Hiba Dakdouk , Mohamed Sana , Benoit Denis

In the millimeter waves (mmWave) bands considered for 5G and beyond, the use of very high frequencies results in the interruption of communication whenever there is no line of sight between the transmitter and the receiver. Blockages have…

信号处理 · 电气工程与系统科学 2024-12-03 Cristian García Ruiz , Antonio Pascual-Iserte , Olga Muñoz-Medina

Millimeter Wave (mmWave) communication systems can provide high data rates, but the system performance may degrade significantly due to interruptions by mobile blockers such as humans or vehicles. A high frequency of interruptions and…

信号处理 · 电气工程与系统科学 2019-07-03 Ish Kumar Jain , Rajeev Kumar , Shivendra Panwar

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…

信息论 · 计算机科学 2016-02-04 Roberto Congiu , Hossein Shokri-Ghadikolaei , Carlo Fischione , Fortunato Santucci

Simultaneous use of high-end wearable wireless devices like smart glasses is challenging in a dense indoor environment due to the high nature of interference. In this scenario, the millimeter wave (mmWave) band offers promising potential…

信息论 · 计算机科学 2016-06-14 Kiran Venugopal , Robert W. Heath

High reliability and availability of communication services is a key requirement that needs to be ensured by service providers. Since the direct line-of-sight (LOS) beam is prone to blockage in indoor optical wireless communication systems,…

While the wireless word moves towards higher frequency bands, new challenges arises, due to the inherent characteristics of the transmission links, such as high path and penetration losses. Penetration losses causes blockages that in turn…

This article introduces a new method to improve the dependability of millimeter-wave (mmWave) and terahertz (THz) network services in dynamic outdoor environments. In these settings, line-of-sight (LoS) connections are easily interrupted by…

网络与互联网体系结构 · 计算机科学 2023-07-14 Mohammad Al-Quraan , Ahmed Zoha , Anthony Centeno , Haythem Bany Salameh , Sami Muhaidat , Muhammad Ali Imran , Lina Mohjazi

Within the framework of 5G, blockage effects occurring in the mmWave band are critical. Previous works describe the effects of blockages in isolated and multiple links for simple blocking objects, modeled with mathematical tools such as…

信号处理 · 电气工程与系统科学 2024-12-03 Cristian García Ruiz , Antonio Pascual-Iserte , Olga Muñoz

This study examines analog beamforming designs utilizing multi-panel arrays for millimeter-wave (mmWave) communication systems under stochastic path blockages where each panel is an integrated circuit that includes power amplifiers, a…

信号处理 · 电气工程与系统科学 2025-03-10 Kanta Terui , Kabuto Arai , Koji Ishibashi

A fundamental challenge for millimeter wave (mmWave) communications lies in its sensitivity to the presence of blockages, which impact the connectivity of the communication links and ultimately the reliability of the entire network. In this…

信号处理 · 电气工程与系统科学 2021-01-05 Gui Zhou , Cunhua Pan , Hong Ren , Kezhi Wang , Maged Elkashlan , Marco Di Renzo

Millimeter wave (mmWave) communication systems can provide high data rates but the system performance may degrade significantly due to mobile blockers and the user's own body. A high frequency of interruptions and long duration of blockage…

信号处理 · 电气工程与系统科学 2018-07-13 Ish Kumar Jain

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

Due to the rapid densification of small cells in 5G and beyond cellular networks, deploying wired high-bandwidth connections to every small cell base station is difficult, particularly in older metropolitan areas where infrastructure for…

网络与互联网体系结构 · 计算机科学 2020-10-27 Yuchen Liu , Qiang Hu , Douglas M. Blough

The fundamental challenge of the millimeter-wave (mmWave) frequency band is the sensitivity of the radio channel to blockages, which gives rise to unstable connectivity and impacts the reliability of a system. To this end, multi-point…

信号处理 · 电气工程与系统科学 2021-02-16 Dileep Kumar , Jarkko Kaleva , Antti Tölli

Millimeter Wave (MmWave) communication is one of the key technology of the fifth generation (5G) wireless systems to achieve the expected 1000x data rate. With large bandwidth at mmWave band, the link capacity between users and base…

信号处理 · 电气工程与系统科学 2019-03-19 Mingjie Feng , Shiwen Mao

Future railway is expected to accommodate both train operation services and passenger broadband services. The millimeter wave (mmWave) communication is a promising technology in providing multi-gigabit data rates to onboard users. However,…

信息论 · 计算机科学 2020-07-03 Meilin Gao , Bo Ai , Yong Niu , Wen Wu , Peng Yang , Feng Lyu , Xuemin , Shen

Connected and autonomous vehicles will play a pivotal role in future Intelligent Transportation Systems (ITSs) and smart cities, in general. High-speed and low-latency wireless communication links will allow municipalities to warn vehicles…

信息论 · 计算机科学 2017-08-16 Andrea Tassi , Malcolm Egan , Robert J. Piechocki , Andrew Nix

The next generations of vehicles will require data transmission rates in the order of terabytes per driving hour, to support advanced automotive services. This unprecedented amount of data to be exchanged goes beyond the capabilities of…

网络与互联网体系结构 · 计算机科学 2018-03-06 Marco Giordani , Mattia Rebato , Andrea Zanella , Michele Zorzi

Due to its potential to support high data rates at low latency with reasonable interference isolation, millimeter-wave (mmWave) communications has emerged as a promising solution for wireless personal-area networks (WPAN) and an enabler for…

信息论 · 计算机科学 2018-09-25 Enass Hriba , Matthew C. Valenti