English
Related papers

Related papers: Supervised Learning Based Real-Time Adaptive Beamf…

200 papers

Automotive radar perception pipelines commonly construct angle-domain representations via beamforming before applying learning-based models. This work instead investigates a representational question: can meaningful spatial structure be…

Computer Vision and Pattern Recognition · Computer Science 2026-04-03 George Sebastian , Philipp Berthold , Bianca Forkel , Leon Pohl , Mirko Maehlisch

As 6G wireless communication systems evolve toward intelligence, high reconfigurability, and space-air-ground integration \cite{liu2025toward, liu2024near}, the limitations of traditional fixed antenna (TFA) have become increasingly…

Signal Processing · Electrical Eng. & Systems 2026-01-09 Yining Li , Ziwei Wan , Chongjia Sun , Kaijun Feng , Keke Ying , Wenyan Ma , Lipeng Zhu , Xiaodan Shao , Weidong Mei , Wenqian Shen , Zhenyu Xiao , Zhen Gao , Rui Zhang

Live streaming has experienced significant growth recently. Yet this rise in popularity contrasts with the reality that a substantial segment of the global population still lacks Internet access. The emergence of Low Earth orbit Satellite…

Multimedia · Computer Science 2025-08-20 Hao Fang , Haoyuan Zhao , Jianxin Shi , Miao Zhang , Guanzhen Wu , Yi Ching Chou , Feng Wang , Jiangchuan Liu

We describe an hierarchical, frequency-domain beamforming architecture for synthesising a sky beam from the wideband antenna feeds of digital aperture arrays. The development of densely-packed, all-digital aperture arrays is an important…

Instrumentation and Methods for Astrophysics · Physics 2010-07-05 R. Armstrong , J. Hickish , K. Zarb Adami , M. E. Jones

Reconfigurable intelligent surface (RIS) is a promising technology for 6G networks owing to its superior ability to enhance the capacity and coverage of wireless communications by smartly creating a favorable propagation environment. In…

Signal Processing · Electrical Eng. & Systems 2023-01-27 Rang Liu , Ming Li , Yang Liu , Qingqing Wu , Qian Liu

Reconfigurable intelligent surfaces (RISs) are envisioned as a key enabler for next-generation wireless networks, offering programmable control over propagation environments. While extensive research focuses on planar RIS architectures,…

Signal Processing · Electrical Eng. & Systems 2026-02-16 Mohamadreza Delbari , Ehsan Mohammadi , Mostafa Darabi , Arash Asadi , Alejandro Jiménez-Sáez , Vahid Jamali

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…

Networking and Internet Architecture · Computer Science 2024-07-31 Avi Deb Raha , Kitae Kim , Apurba Adhikary , Mrityunjoy Gain , Zhu Han , Choong Seon Hong

Beamforming is central to the processing function of all phased arrays and becomes particularly challenging with a large number of antenna element (e.g. >100,000). The ability to beamform efficiently with reasonable power requirements is…

Instrumentation and Methods for Astrophysics · Physics 2010-08-25 A J Faulkner , K Zarb Adami , J. G. Bij de Vaate , G. W. Kant , P. Pickard

As a widely used localization and sensing technique, radars will play an important role in future wireless networks. However, the wireless channels between the radar and the targets are passively adopted by traditional radars, which limits…

Signal Processing · Electrical Eng. & Systems 2023-03-27 Haobo Zhang , Hongliang Zhang , Boya Di , Kaigui Bian , Zhu Han , Lingyang Song

Direct Low Earth Orbit satellite-to-handheld links are expected to be part of a new era in satellite communications. Space-Division Multiple Access precoding is a technique that reduces interference among satellite beams, therefore…

Signal Processing · Electrical Eng. & Systems 2023-03-22 Steffen Gracla , Alea Schröder , Maik Röper , Carsten Bockelmann , Dirk Wübben , Armin Dekorsy

Low Earth orbit (LEO) satellite downlinks are fundamentally limited by severe channel correlation: the line-of-sight (LoS)-dominant propagation and high orbital altitude confine users to a narrow angular region, rendering the multiuser…

Signal Processing · Electrical Eng. & Systems 2026-04-01 Hyeongtak Yun , Seyong Kim , Jeonghun Park

Utilizing communication signals to extract motion parameters has emerged as a key direction in Vehicle-to- Everything (V2X) networks. Accurately modeling the relationship between communication signals and sensing performance is critical for…

Information Theory · Computer Science 2026-01-13 Shengcai Zhou , Luping Xiang , Yi Wang , Kun Yang , Kai Kit Wong , Chan-Byoung Chae

To meet the growing demand for high data rates, cellular systems are expected to evolve towards higher carrier frequencies and larger antenna arrays, but conventional phased arrays face challenges in supporting such a prospection due to…

Signal Processing · Electrical Eng. & Systems 2025-02-06 Zicheng Lin , Shuhao Zeng , Aryan Kaushik , Hongliang Zhang

We introduce, design, and evaluate a set of universal receiver beamforming techniques. Our approach and system DEFORM, a Deep Learning (DL) based RX beamforming achieves significant gain for multi antenna RF receivers while being agnostic…

Networking and Internet Architecture · Computer Science 2022-03-21 Hai N. Nguyen , Guevara Noubir

The integration of communication, sensing, and wireless power transfer (WPT) is a cornerstone of 6G intelligent IoT. However, relying on traditional beamforming imposes prohibitive overheads due to complex channel state information (CSI)…

Signal Processing · Electrical Eng. & Systems 2025-12-10 Yixuan Guo , Mingliang Xiong , Qingwen Liu

High-mobility uncrewed aerial vehicle (UAV) communications in low-altitude wireless networks (LAWN) demand reliable beamforming, while conventional feedback-based schemes suffer from excessive overhead and severe misalignment under rapid…

Signal Processing · Electrical Eng. & Systems 2026-04-22 Aimin Tang , Shuhan Wang , Yin Xu

Reconfigurable intelligent surface (RIS) has emerged as a cost-effective solution for green communications in 6G. However, its further extensive use has been greatly limited due to its fully passive characteristics. Considering the…

Information Theory · Computer Science 2025-01-15 Jintao Wang , Chengzhi Ma , Shiqi Gong , Xi Yang , Shaodan Ma

In millimeter wave communications, beam training is an effective way to achieve beam alignment. Traditional beam training method allocates training resources equally to each beam in the pre-designed beam training codebook. The performance…

Information Theory · Computer Science 2018-10-25 Zihan Tang , Jun Wang , Jintao Wang , Jian Song

Ensuring adequate wireless coverage in upcoming communication technologies such as 6G is expected to be challenging. This is because user demands of higher datarate require an increase in carrier frequencies, which in turn reduce the…

Signal Processing · Electrical Eng. & Systems 2024-09-27 Sai Sanjay Narayanan , Uday K Khankhoje , Radha Krishna Ganti

The performance of millimeter wave (mmWave) communications critically depends on the accuracy of beamforming both at base station (BS) and user terminals (UEs) due to high isotropic path-loss and channel attenuation. In high mobility…

Information Theory · Computer Science 2021-08-11 Saeid K. Dehkordi , Mari Kobayashi , Giuseppe Caire