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Mobility may degrade the performance of next-generation vehicular networks operating at the millimeter-wave spectrum: frequent mis-alignment and blockages require repeated beam training and handover, and incur enormous overhead.…

Information Theory · Computer Science 2020-09-07 Muddassar Hussain , Maria Scalabrin , Michele Rossi , Nicolo Michelusi

Accurate and ubiquitous localization is crucial for a variety of applications such as logistics, navigation, intelligent transport, monitoring, control, and also for the benefit of communications. Exploiting millimeter-wave (mmWave) signals…

Signal Processing · Electrical Eng. & Systems 2022-12-02 Mohammad A. Nazari , Gonzalo Seco-Granados , Pontus Johannisson , Henk Wymeersch

Accurate beam prediction is a key enabler for next-generation wireless communication systems. In this paper, we propose a multimodal large language model (LLM)-based beam prediction framework that effectively utilizes contextual…

Signal Processing · Electrical Eng. & Systems 2026-03-24 Tianhao Mao , Le Liang , Jie Yang , Xiao Li , Shi Jin , Geoffrey Ye Li

One strategy to obtain user location information in a wireless network operating at millimeter wave (mmWave) is based on the exploitation of the geometric relationships between the channel parameters and the user position. These…

Signal Processing · Electrical Eng. & Systems 2025-03-11 Yun Chen , Nuria González-Prelcic , Takayuki Shimizu , Hongsheng Lu

Due to the large bandwidth available, millimeter-Wave (mmWave) bands are considered a viable opportunity to significantly increase the data rate in cellular and wireless networks. Nevertheless, the need for beamforming and directional…

Systems and Control · Electrical Eng. & Systems 2022-05-23 Sara Khosravi , Hossein S. Ghadikolaeiy , Jens Zander , Marina Petrova

Accurate lane localization and lane change detection are crucial in advanced driver assistance systems and autonomous driving systems for safer and more efficient trajectory planning. Conventional localization devices such as Global…

Computer Vision and Pattern Recognition · Computer Science 2019-11-12 Zhensong Wei , Chao Wang , Peng Hao , Matthew Barth

Reconfigurable intelligent surfaces (RISs) have attracted increasing interest due to their ability to improve the coverage, reliability, and energy efficiency of millimeter wave (mmWave) communication systems. However, designing the RIS…

Signal Processing · Electrical Eng. & Systems 2022-11-15 Shuaifeng Jiang , Ahmed Hindy , Ahmed Alkhateeb

As fifth-generation (5G) and upcoming sixth-generation (6G) communications exhibit tremendous demands in providing high data throughput with a relatively low latency, millimeter-wave (mmWave) technologies manifest themselves as the key…

Systems and Control · Electrical Eng. & Systems 2024-07-11 Xuzhe Zhao

The utilization of millimeter-wave (mmWave) bands in 5G networks poses new challenges to network planning. Vulnerability to blockages at mmWave bands can cause coverage holes (CHs) in the radio environment, leading to radio link failure…

Machine Learning · Computer Science 2021-08-24 Chethan K. Anjinappa , Ismail Guvenc

In this paper, we develop a low-complexity channel estimation for hybrid millimeter wave (mmWave) systems, where the number of radio frequency (RF) chains is much less than the number of antennas equipped at each transceiver. The proposed…

Information Theory · Computer Science 2017-03-14 Lou Zhao , Derrick Wing Kwan Ng , Jinhong Yuan

High-rate satellite communications among hundreds and even thousands of satellites deployed at low-Earth orbits (LEO) will be an important element of the forthcoming sixth-generation (6G) of wireless systems beyond 2030. With millimeter…

Networking and Internet Architecture · Computer Science 2024-10-28 Sergi Aliaga , Vitaly Petrov , Josep M. Jornet

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 experimental data recently…

Information Theory · Computer Science 2016-11-17 Marco Di Renzo

Beamforming techniques are considered as essential parts to compensate severe path losses in millimeter-wave (mmWave) communications. In particular, these techniques adopt large antenna arrays and formulate narrow beams to obtain…

Networking and Internet Architecture · Computer Science 2025-04-09 Muhammad Baqer Mollah , Honggang Wang , Mohammad Ataul Karim , Hua Fang

We propose an occlusion-aware multimodal learning framework that is inspired by simultaneous localization and mapping (SLAM) concepts for trajectory interpretation and pose prediction. Targeting mmWave vehicle-to-infrastructure (V2I) beam…

Signal Processing · Electrical Eng. & Systems 2026-03-30 Abidemi Orimogunje , Hyunwoo Park , Kyeong-Ju Cha , Igbafe Orikumhi , Sunwoo Kim , Dejan Vukobratovic

The use of terahertz (THz) communications with massive multiple input multiple output (MIMO) systems in 6G can potentially provide high data rates and low latency communications. However, accurate channel estimation in THz frequencies…

Networking and Internet Architecture · Computer Science 2025-12-05 Kitae Kim , Yan Kyaw Tun , Md. Shirajum Munir , Chirsto Kurisummoottil Thomas , Walid Saad , Choong Seon Hong

Due to the exponential increase in wireless devices and a diversification of network services, unprecedented challenges, such as managing heterogeneous data traffic and massive access demands, have arisen in next-generation wireless…

Networking and Internet Architecture · Computer Science 2024-12-17 Zhizhen Li , Xuanhao Luo , Mingzhe Chen , Chenhan Xu , Shiwen Mao , Yuchen Liu

Beam alignment is required in millimeter wave communication to ensure high data rate transmission. However, with narrow beamwidth in massive MIMO, beam alignment could be computationally intensive due to the large number of beam pairs to be…

Signal Processing · Electrical Eng. & Systems 2019-07-05 Orikumhi Igbafe , Jeongwan Kang , Henk Wymeersch , Sunwoo Kim

The 6G paradigm and the massive usage of interconnected wireless devices introduced the need for flexible wireless networks. A promising approach lies in employing Mobile Robotic Platforms (MRPs) to create communications cells on-demand.…

Networking and Internet Architecture · Computer Science 2024-01-15 Alexandre Costa , Pedro Duarte , André Coelho , Rui Campos

Millimeter-wave (mmWave) communication opens up tens of giga-hertz (GHz) spectrum in the mmWave band for use by next-generation wireless systems, thereby solving the problem of spectrum scarcity. Maintaining connectivity stands out to be a…

Information Theory · Computer Science 2018-02-27 Kaifeng Han , Kaibin Huang , Ying Cui , Yueping Wu

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…

Systems and Control · Electrical Eng. & Systems 2023-11-03 Yifei Sun , Bojie Lv , Rui Wang , Haisheng Tan , Francis C. M. Lau