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相关论文: A Computer Vision Based Beamforming Scheme for Mil…

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Supporting high mobility in millimeter wave (mmWave) systems enables a wide range of important applications such as vehicular communications and wireless virtual/augmented reality. Realizing this in practice, though, requires overcoming…

信息论 · 计算机科学 2019-02-25 Ahmed Alkhateeb , Sam Alex , Paul Varkey , Ying Li , Qi Qu , Djordje Tujkovic

In this work, we propose a novel approach for high accuracy user localization by merging tools from both millimeter wave (mmWave) imaging and communications. The key idea of the proposed solution is to leverage mmWave imaging to construct a…

信息论 · 计算机科学 2018-11-20 Mohammed Aladsani , Ahmed Alkhateeb , Georgios C. Trichopoulos

Meeting the high data rate demands of modern applications necessitates the utilization of high-frequency spectrum bands, including millimeter-wave and sub-terahertz bands. However, these frequencies require precise alignment of narrow…

信息论 · 计算机科学 2024-12-05 Sachira Karunasena , Erfan Khordad , Thomas Drummond , Rajitha Senanayake

Millimeter-wave is one of the technologies powering the new generation of wireless communication systems. To compensate the high path-loss, millimeter-wave devices need to use highly directional antennas. Consequently, beam misalignment…

信号处理 · 电气工程与系统科学 2020-06-22 Steve Blandino , Thibault Bertrand , Claude Desset , Andre Bourdoux , Sofie Pollin

This paper presents a comparative study on millimeter wave (mmWave) location-based analog beamforming (BF) techniques based on channel estimation. Localization and compressive sensing (CS) effectively reduces mmWave BF complexity and…

信号处理 · 电气工程与系统科学 2018-08-23 Ahmed Abdelreheem , Ahmed M. Nor , Ahmed S. A. Mubarak , Hamada Esmaiel , Ehab Mahmoud Mohamed

Advancements in 6G wireless technology have elevated the importance of beamforming, especially for attaining ultra-high data rates via millimeter-wave (mmWave) frequency deployment. Although promising, mmWave bands require substantial beam…

网络与互联网体系结构 · 计算机科学 2024-07-31 Avi Deb Raha , Kitae Kim , Apurba Adhikary , Mrityunjoy Gain , Zhu Han , Choong Seon Hong

Efficient millimeter wave (mmWave) beam selection in vehicle-to-infrastructure (V2I) communication is a crucial yet challenging task due to the narrow mmWave beamwidth and high user mobility. To reduce the search overhead of iterative beam…

Millimeter wave signals and large antenna arrays are considered enabling technologies for future 5G networks. Despite their benefits for achieving high data rate communications, their potential advantages for tracking of the location of the…

Millimeter wave (mmWave) communication is envisioned as a cornerstone to fulfill the data rate requirements for fifth generation (5G) cellular networks. In mmWave communication, beamforming is considered as a key technology to combat the…

信息论 · 计算机科学 2016-05-09 Waqas Bin Abbas , Michele Zorzi

Millimeter wave (mmWave) and terahertz (THz) drones have the potential to enable several futuristic applications such as coverage extension, enhanced security monitoring, and disaster management. However, these drones need to deploy large…

信号处理 · 电气工程与系统科学 2022-11-15 Gouranga Charan , Andrew Hredzak , Ahmed Alkhateeb

Contemporary Virtual Reality (VR) setups often include an external source delivering content to a Head-Mounted Display (HMD). "Cutting the wire" in such setups and going truly wireless will require a wireless network capable of delivering…

网络与互联网体系结构 · 计算机科学 2025-01-15 Jakob Struye , Filip Lemic , Jeroen Famaey

Millimeter-wave (mmWave) networks offer the potential for high-speed data transfer and precise localization, leveraging large antenna arrays and extensive bandwidths. However, these networks are challenged by significant path loss and…

社会与信息网络 · 计算机科学 2023-12-29 Wan-Ting Shih , Chao-Kai Wen , Shang-Ho Tsai , Shi Jin , Chau Yuen

Deep learning (DL) has seen great success in the computer vision (CV) field, and related techniques have been used in security, healthcare, remote sensing, and many other fields. As a parallel development, visual data has become universal…

信号处理 · 电气工程与系统科学 2020-12-03 Yu Tian , Gaofeng Pan , Mohamed-Slim Alouini

The tremendous bandwidth available in the millimeter wave (mmW) frequencies between 30 and 300 GHz have made these bands an attractive candidate for next-generation cellular systems. However, reliable communication at these frequencies…

信息论 · 计算机科学 2014-10-20 Parisa A. Eliasi , Sundeep Rangan , Theodore S. Rappaport

Channel knowledge map (CKM), which aims to directly reflect the intrinsic channel properties of the local wireless environment, is a novel technique for achieving environmentaware communication. In this paper, to alleviate the large…

系统与控制 · 电气工程与系统科学 2024-03-14 Zhuoyin Dai , Di Wu , Zhenjun Dong , Kun Li , Dingyang Ding , Sihan Wang , Yong Zeng

Millimeter-wave (mm-Wave) cellular systems are a promising option for a very high data rate communication because of the large bandwidth available at mm-Wave frequencies. Due to the large path-loss exponent in the mm-Wave range of the…

信息论 · 计算机科学 2015-11-06 Saeid Haghighatshoar , Giuseppe Caire

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…

信息论 · 计算机科学 2019-11-18 Muhammad Alrabeiah , Andrew Hredzak , Ahmed Alkhateeb

This paper introduces a novel channel knowledge map (CKM)-assisted dual-domain tracking and predictive beamforming scheme for high-mobility wireless networks. The central premise is that the CKM integrates both the coordinate and beam…

信号处理 · 电气工程与系统科学 2026-01-22 Ruolin Du , Zhiqiang Wei , Zai Yang , Lei Yang , Yong Zeng , Derrick Wing Kwan Ng , Jinhong Yuan

Non-Orthogonal Multiple Access (NOMA) schemes are being actively explored to address some of the major challenges in 5th Generation (5G) Wireless communications. Channel estimation is exceptionally challenging in scenarios where NOMA…

信号处理 · 电气工程与系统科学 2021-08-03 Anu T S , Tara Raveendran

Hybrid analog/digital beamforming is a promising technique to realize millimeter wave (mmWave) massive multiple-input multiple-output (MIMO) systems cost-effectively. However, existing hybrid beamforming designs mainly rely on real-time…

信息论 · 计算机科学 2022-06-20 Di Wu , Yong Zeng , Shi Jin , Rui Zhang