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In next-generation communications, massive machine-type communications (mMTC) induce severe burden on base stations. To address such an issue, automatic modulation classification (AMC) can help to reduce signaling overhead by blindly…

信号处理 · 电气工程与系统科学 2020-02-10 Chieh-Fang Teng , Ching-Yao Chou , Chun-Hsiang Chen , An-Yeu Wu

Huge overhead of beam training imposes a significant challenge in millimeter-wave (mmWave) wireless communications. To address this issue, in this paper, we propose a wide beam based training approach to calibrate the narrow beam direction…

信号处理 · 电气工程与系统科学 2021-07-21 Ke Ma , Dongxuan He , Hancun Sun , Zhaocheng Wang , Sheng Chen

Orthogonal time frequency space (OTFS) modulation stands out as a promising waveform for sixth generation (6G) and beyond wireless communication systems, offering superior performance over conventional methods, particularly in high-mobility…

信号处理 · 电气工程与系统科学 2026-01-21 Emin Akpinar , Emir Aslandogan , Burak Ahmet Ozden , Haci Ilhan , Erdogan Aydin

This paper proposes a deep learning-based beamforming design framework that directly maps a target beam pattern to optimal beamforming vectors across multiple antenna array architectures, including digital, analog, and hybrid beamforming.…

信号处理 · 电气工程与系统科学 2025-10-14 Hongpu Zhang , Shu Sun , Hangsong Yan , Jianhua Mo

This paper proposes a model-driven deep learning (MDDL)-based channel estimation and feedback scheme for wideband millimeter-wave (mmWave) massive hybrid multiple-input multiple-output (MIMO) systems, where the angle-delay domain channels'…

信息论 · 计算机科学 2022-01-20 Xisuo Ma , Zhen Gao , Feifei Gao , Marco Di Renzo

Unlike common faults, three-phase short-circuit faults in power systems pose significant challenges. These faults can lead to out-of-step (OOS) conditions and jeopardize the system's dynamic security. The rapid dynamics of these faults…

系统与控制 · 电气工程与系统科学 2025-04-08 Amin Masoumi , Mert Korkali

Fractional-order vortex beams possess fractional orbital angular momentum (FOAM) modes, which theoretically have the potential to increase transmission capacity infinitely. Therefore, they have significant application prospects in the…

光学 · 物理学 2025-10-24 Yan Guo , Heng Lyu , Chunling Ding , Chenzhi Yuan , Ruibo Jin

The multiplexing and de-multiplexing of orbital angular momentum (OAM) beams are critical issues in optical communication. Optical diffractive neural networks have been introduced to perform classification, generation, multiplexing and…

光学 · 物理学 2022-07-20 Jiaqi Zhang , Zhiyuan Ye , Jianhua Yin , Liying Lang , Shuming Jiao

Because of the unlimited range of state space, orbital angular momentum (OAM) as a new degree of freedom of light has attracted great attention in optical communication field. Recently there are a number of researches applying deep learning…

光学 · 物理学 2021-06-14 Jiale Zhao , Yiming Li , Zijing Zhang , Longzhu Cen

Hybrid beamformer design plays very crucial role in the next generation millimeter-wave (mm-Wave) massive MIMO (multiple-input multiple-output) systems. Previous works assume the perfect channel state information (CSI) which results heavy…

信号处理 · 电气工程与系统科学 2020-08-18 Ahmet M. Elbir

We apply reduced-order modeling (ROM) techniques to single-phase flow in faulted porous media, accounting for changing rock properties and fault geometry variations using a radial basis function mesh deformation method. This approach…

数值分析 · 数学 2024-03-07 Enrico Ballini , Luca Formaggia , Alessio Fumagalli , Anna Scotti , Paolo Zunino

In this paper, deep neural network (DNN) is integrated with spatial modulation-orthogonal frequency division multiplexing (SM-OFDM) technique for end-to-end data detection over Rayleigh fading channel. This proposed system directly…

信号处理 · 电气工程与系统科学 2021-09-16 Ahmed M. Badi , Taissir Y. Elganimi , Osama A. S. Alkishriwo , Nadia Adem

Benefiting from huge bandwidth resources, millimeter-wave (mmWave) communications provide one of the most promising technologies for next-generation wireless networks. To compensate for the high pathloss of mmWave signals, large-scale…

信息论 · 计算机科学 2021-12-14 Ke Ma , Zhaocheng Wang , Wenqiang Tian , Sheng Chen , Lajos Hanzo

An innovative scheme is proposed for the dynamic control of phase in two-dimensional laser beam array. It is based on a simple neural network that predicts the complex field array from the intensity of the induced scattered pattern through…

The Terahertz band holds a promise to enable both super-accurate sensing and ultra-fast communication. However, challenges arise that severe Doppler effects call for a waveform with high Doppler robustness while severe propagation path loss…

信号处理 · 电气工程与系统科学 2025-02-26 Meilin Li , Chong Han , Shi Jin

Coherent optical control schemes exploit the coherence of laser pulses to change the phases of interfering dynamical pathways in order to manipulate dynamical processes. These active control methods are closely related to dynamical…

其他凝聚态物理 · 物理学 2015-05-18 Luis G. C. Rego , L. F. Santos , V. S. Batista

Millimeter-wave (mmWave) communication enables high data rates for cellular-connected Unmanned Aerial Vehicles (UAVs). However, a robust beam management remains challenging due to significant path loss and the dynamic mobility of UAVs,…

信号处理 · 电气工程与系统科学 2025-07-15 Vendi Ardianto Nugroho , Byung Moo Lee

Beam management (BM), i.e., the process of finding and maintaining a suitable transmit and receive beam pair, can be challenging, particularly in highly dynamic scenarios. Side-information, e.g., orientation, from on-board sensors can…

信号处理 · 电气工程与系统科学 2022-02-07 Khuong N. Nguyen , Anum Ali , Jianhua Mo , Boon Loong Ng , Vutha Va , Jianzhong Charlie Zhang

Applications of neural networks to condensed matter physics are becoming popular and beginning to be well accepted. Obtaining and representing the ground and excited state wave functions are examples of such applications. Another…

无序系统与神经网络 · 物理学 2019-12-30 Tomi Ohtsuki , Tomohiro Mano

We propose a new method for the problem of controlling linear dynamical systems under partial observation and adversarial disturbances. Our new algorithm, Double Spectral Control (DSC), matches the best known regret guarantees while…

机器学习 · 计算机科学 2025-05-28 Anand Brahmbhatt , Gon Buzaglo , Sofiia Druchyna , Elad Hazan