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Fundamental requirements of mmWave systems are peak data rates of multiple Gbps and latencies of the order of at most a few milliseconds. However, highly directional mmWave links are susceptible to frequent link failures under stress…

网络与互联网体系结构 · 计算机科学 2021-07-02 Chanaka Samarathunga , Mohamed Abouelseoud , Kazuyuki Sakoda , Morteza Hashemi

This paper presents a millimeter-wave (mmWave) wideband sliding correlator channel sounder with flexibility to operate at various transmission rates. The channel sounder can transmit and receive up to 1 GHz of RF null-to-null bandwidth…

信息论 · 计算机科学 2017-03-24 George R. MacCartney , Hangsong Yan , Shu Sun , Theodore S. Rappaport

Classical linear statistical models, like the first-order auto-regressive (AR) model, are commonly used as channel model in high-mobility scenarios. However, compared to sub-6G, the effect of Doppler frequency shifts is more significant at…

信息论 · 计算机科学 2024-08-28 Ruizhe Wang , Hong Ren , Cunhua Pan , Gui Zhou , Ruisong Weng , Jiangzhou Wang

Powered by the advances in microelectronics technologies, unmanned aerial vehicles (UAVs) provide a vast variety of services ranging from surveillance to delivery in both military and civilian domains. It is clear that a successful…

信号处理 · 电气工程与系统科学 2020-03-10 Burak Ede , Serhan Yarkan , Ali Rıza Ekti , Tunçer Baykaş , Hakan Ali Çırpan , Ali Görçin

Millimeter-wave (mmWave) technology holds the potential to revolutionize head-mounted displays (HMDs) by enabling high-speed wireless communication with nearby processing nodes, where complex video rendering can take place. However, the…

信号处理 · 电气工程与系统科学 2024-05-01 Alexander Marinek , Xuesong Cai , Lieven De Strycker , Fredrik Tufvesson , Liesbet Van der Perre

Vehicular communication systems operating in the millimeter wave (mmWave) band are highly susceptible to signal blockage from dynamic obstacles such as vehicles, pedestrians, and infrastructure. To address this challenge, we propose a…

机器学习 · 计算机科学 2025-07-22 Ahmad M. Nazar , Abdulkadir Celik , Mohamed Y. Selim , Asmaa Abdallah , Daji Qiao , Ahmed M. Eltawil

5G mmWave communication is useful for positioning due to the geometric connection between the propagation channel and the propagation environment. Channel estimation methods can exploit the resulting sparsity to estimate parameters(delay…

信息论 · 计算机科学 2020-05-25 Fuxi Wen , Josef Kulmer , Klaus Witrisal , Henk Wymeersch

Based on the geometry and ray tracing (RT) theory, a millimeter wave (mmWave) channel model and parameter computation method for unmanned aerial vehicle (UAV) assisted air-to-ground (A2G) communications are proposed in this paper. In order…

信号处理 · 电气工程与系统科学 2020-07-29 Qiuming Zhu , Shan Jiang , Cheng-Xiang Wang , Boyu Hua , Kai Mao , Xiaomin Chen , Weizhi Zhong

Future intelligent transportation systems promise increased safety and energy efficiency. Realization of such systems will require vehicle-to-vehicle (V2V) communication technology. High fidelity V2V communication is, in turn, dependent on…

最优化与控制 · 数学 2015-10-28 Sajjad Beygi , Urbashi Mitra , Erik G. Ström

The internet-of-things (IoT) environment connects different intelligent devices together and enables seamless data communication between the connected devices. Connected vehicles (CVs) are one of the primary example of the IoT, and the…

网络与互联网体系结构 · 计算机科学 2020-08-19 Zadid Khan , Sakib Mahmud Khan , Mashrur Chowdhury , Mizanur Rahman , Mhafuzul Islam

Millimeter wave provides a very promising approach for meeting the ever-growing traffic demand in next generation wireless networks. To utilize this band, it is crucial to obtain the channel state information in order to perform beamforming…

信息论 · 计算机科学 2015-12-22 Chuang Zhang , Dongning Guo , Pingyi Fan

Accurate channel modeling is essential for realizing the potential of terahertz (THz) communications in 6G indoor networks, where existing models struggle with severe frequency selectivity and multipath effects. We propose a physically…

信号处理 · 电气工程与系统科学 2025-10-07 Ziang Zhao , Weixi Liang , Kai Hu , Qun Zhang , Xiongbin Yu , Qiang Li

Communicating on millimeter wave (mmWave) bands is ushering in a new epoch of mobile communication which provides the availability of 10 Gbps high data rate transmission. However, mmWave links are easily prone to short transmission range…

信号处理 · 电气工程与系统科学 2022-05-31 Yi Wang , Zhiqing Wei , Zhiyong Feng

The high attenuation of millimeter-wave (mmWave) would significantly reduce the coverage areas, and hence it is critical to study the propagation characteristics of mmWave in multiple deployment scenarios. In this work, we investigated the…

信号处理 · 电气工程与系统科学 2021-09-03 Kairui Du , Omkar Mujumdar , Ozgur Ozdemir , Ender Ozturk , Ismail Guvenc , Mihail L. Sichitiu , Huaiyu Dai , Arupjyoti Bhuyan

In this paper, millimeter wave (mmWave) wireless channel characteristics (Doppler spread and path loss modeling) for Unmanned Aerial Vehicles (UAVs) assisted communication is analyzed and studied by emulating the real UAV motion using a…

信号处理 · 电气工程与系统科学 2021-03-23 Amit Kachroo , Collin A. Thornton , Md Arifur Rahman Sarker , Wooyeol Choi , He Bai , Ickhyun Song , John O'Hara , Sabit Ekin

Vehicle-to-vehicle (V2V) communication is a key component of the future autonomous driving systems. V2V can provide an improved awareness of the surrounding environment, and the knowledge about the future actions of nearby vehicles.…

网络与互联网体系结构 · 计算机科学 2017-10-03 Vladimir Savic , Elad M. Schiller , Marina Papatriantafilou

The 5G vehicle-to-everything (V2X) communication for autonomous and semi-autonomous driving utilizes the wireless technology for communication and the Millimeter Wave bands are widely implemented in this kind of vehicular network…

网络与互联网体系结构 · 计算机科学 2020-12-23 Deepika Mohan , G. G. Md. Nawaz Ali , Peter Han Joo Chong

Radio wave propagation simulations based on the ray-optical approximation have been widely adopted in coverage analysis for a range of situations, including the outdoor-to-indoor scenario. This work presents O2I ray-tracing simulations…

信号处理 · 电气工程与系统科学 2023-07-19 Pasi Koivumäki , Aki Karttunen , Katsuyuki Haneda

The millimeter wave (mmWave) frequencies offer the availability of huge bandwidths to provide unprecedented data rates to next-generation cellular mobile terminals. However, directional mmWave links are highly susceptible to rapid channel…

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

Compared with today's 4G wireless communication network, the next generation of wireless system should be able to provide a wider range of services with different QoS requirements. One emerging new service is to exploit cooperative driving…

网络与互联网体系结构 · 计算机科学 2017-08-14 Ji Lianghai , Man Liu , Andreas Weinand , Hans D. Schotten
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