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相关论文: Deep-Learning Based Reconfigurable Intelligent Sur…

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Reconfigurable intelligent surface (RIS) is considered as a revolutionary technology for future wireless communication networks. In this letter, we consider the acquisition of the cascaded channels, which is a challenging task due to the…

信号处理 · 电气工程与系统科学 2021-05-17 Shunbo Zhang , Shun Zhang , Feifei Gao , Jianpeng Ma , Octavia A. Dobre

The integration of Reconfigurable Intelligent Surfaces (RISs) into wireless environments endows channels with programmability, and is expected to play a key role in future communication standards. To date, most RIS-related efforts focus on…

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,…

信号处理 · 电气工程与系统科学 2026-02-16 Mohamadreza Delbari , Ehsan Mohammadi , Mostafa Darabi , Arash Asadi , Alejandro Jiménez-Sáez , Vahid Jamali

Semantic communication has gained significant attention recently due to its advantages in achieving higher transmission efficiency by focusing on semantic information instead of bit-level information. However, current AI-based semantic…

信号处理 · 电气工程与系统科学 2023-12-04 Shuyi Chen , Yingzhe Hui , Yifan Qin , Yueyi Yuan , Weixiao Meng , Xuewen Luo , Hsiao-Hwa Chen

This paper presents a deep learning-based framework for enhancing radar systems in the presence of interference, leveraging Reconfigurable Intelligent Surfaces (RIS). The proposed technique uses a modified MUSIC algorithm to estimate the…

信号处理 · 电气工程与系统科学 2025-04-08 Ali Parchekani , Milad Johnny , Shahrokh Valaee

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

Reconfigurable intelligent surfaces (RISs) bring great potential to the advancement of 6G and beyond wireless communication technologies. RISs introduce a great degree of flexibility, allowing some sort of virtual control over the wireless…

信号处理 · 电气工程与系统科学 2024-01-10 Ali Tugberk Dogukan , Emre Arslan , Ertugrul Basar

Deep Neural Networks (DNN) have been successful in en- hancing noisy speech signals. Enhancement is achieved by learning a nonlinear mapping function from the features of the corrupted speech signal to that of the reference clean speech…

机器学习 · 计算机科学 2016-06-16 Zhenzhou Wu , Sunil Sivadas , Yong Kiam Tan , Ma Bin , Rick Siow Mong Goh

Future wireless communication networks are expected to be smarter and more aware of their surroundings, enabling a wide range of context-aware applications. Reconfigurable intelligent surfaces (RISs) are set to play a critical role in…

信息论 · 计算机科学 2025-03-13 Yixuan Huang , Jie Yang , Chao-Kai Wen , Shi Jin

Next-generation wireless technologies such as 6G aim to meet demanding requirements such as ultra-high data rates, low latency, and enhanced connectivity. Extremely Large-Scale MIMO (XL-MIMO) and Reconfigurable Intelligent Surface (RIS) are…

信息论 · 计算机科学 2026-01-01 Muhammad Kamran Saeed , Ashfaq Khokhar , Shakil Ahmed

A communication link aided by a Reconfigurable Intelligent Surface (RIS) is studied, in which the transmitter can control the state of the RIS via a finite-rate control link. Prior work mostly assumed a fixed RIS configuration irrespective…

信息论 · 计算机科学 2019-11-22 Roy Karasik , Osvaldo Simeone , Marco Di Renzo , Shlomo Shamai

This paper considers a reconfigurable intelligent surface (RIS) aided orthogonal frequency division multiplexing (OFDM) relaying system, and investigates the joint design of RIS passive beamforming and subcarrier matching under two cases,…

信息论 · 计算机科学 2022-10-06 Tong Zhang , Shuai Wang , Yufan Zhuang , Changsheng You , Miaowen Wen , Yik-Chung Wu

Objective: To improve accelerated MRI reconstruction through a densely connected cascading deep learning reconstruction framework. Materials and Methods: A cascading deep learning reconstruction framework (baseline model) was modified by…

图像与视频处理 · 电气工程与系统科学 2023-05-23 Jon Andre Ottesen , Matthan W. A. Caan , Inge Rasmus Groote , Atle Bjørnerud

Reconfigurable intelligent surface (RIS) technology has attracted considerable interest due to its ability to control wireless propagation with minimal power usage. Receive quadrature spatial modulation (RQSM) scheme transmits data bits in…

信号处理 · 电气工程与系统科学 2025-07-08 Burak Ahmet Ozden , Fatih Cogen , Erdogan Aydin

While deep neural networks (NN) significantly advance image compressed sensing (CS) by improving reconstruction quality, the necessity of training current CS NNs from scratch constrains their effectiveness and hampers rapid deployment.…

计算机视觉与模式识别 · 计算机科学 2025-02-04 Bin Chen , Zhenyu Zhang , Weiqi Li , Chen Zhao , Jiwen Yu , Shijie Zhao , Jie Chen , Jian Zhang

Reconfigurable intelligent surface (RIS) is considered as a promising solution for next-generation wireless communication networks due to a variety of merits, e.g., customizing the communication environment. Therefore, deploying multiple…

信号处理 · 电气工程与系统科学 2023-02-09 Mengbing Liu , Chongwen Huang , Marco Di Renzo , Merouane Debbah , Chau Yuen

Intelligent reflective surface (IRS) technology is emerging as a promising performance enhancement technique for next-generation wireless networks. Hence, we investigate the physical layer security of the downlink in IRS-aided…

信号处理 · 电气工程与系统科学 2020-11-09 Zhiqing Tang , Tianwei Hou , Yuanwei Liu , Jiankang Zhang , Lajos Hanzo

This work focuses on the design of a deep learning-based autonomous driving system deployed and tested on the real-world MIT Racecar to assess its effectiveness in driving scenarios. The Deep Neural Network (DNN) translates raw image inputs…

机器人学 · 计算机科学 2025-04-29 Hidayet Ersin Dursun , Yusuf Güven , Tufan Kumbasar

The reconfigurable intelligent surface (RIS) is considered as a promising new technology for reconfiguring wireless communication environments. To acquire the channel information accurately and efficiently, we only turn on a fraction of all…

信息论 · 计算机科学 2020-12-23 Meng Xu , Shun Zhang , Caijun Zhong , Jianpeng Ma , Octavia A. Dobre

Reconfigurable Intelligent Surfaces (RISs) comprised of tunable unit elements have been recently considered in indoor communication environments for focusing signal reflections to intended user locations. However, the current proofs of…

信息论 · 计算机科学 2019-05-21 Chongwen Huang , George C. Alexandropoulos , Chau Yuen , Mérouane Debbah