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A multiple antenna base station (BS) with an intelligent reflecting surface (IRS) platform, and several single antenna users are considered in the downlink mode. Simultaneous wireless information and power transfer (SWIPT) is utilized by…

信号处理 · 电气工程与系统科学 2021-11-30 Shayan Zargari , Shahrokh Farahmand , Bahman Abolhassani

Over-the-air computation (AirComp) is a promising technology that is capable of achieving fast data aggregation in Internet of Things (IoT) networks. The mean-squared error (MSE) performance of AirComp is bottlenecked by the unfavorable…

信息论 · 计算机科学 2020-09-17 Wenzhi Fang , Min Fu , Kunlun Wang , Yuanming Shi , Yong Zhou

Reconfigurable intelligent surface (RIS) is a newly-emerged technology that might fundamentally change how wireless networks are operated. Though extensively studied in recent years, the practical limitations of RIS are often neglected when…

信号处理 · 电气工程与系统科学 2023-12-12 Parisa Ramezani , Yasaman Khorsandmanesh , Emil Björnson

In this chapter, using statistical physics methods, asymptotic closed-form expressions for the mean and variance of the mutual information for a multi-antenna transmitter-receiver pair in the presence of multiple Reconfigurable Intelligent…

信息论 · 计算机科学 2025-07-23 Aris L. Moustakas , George C. Alexandropoulos

A novel framework is proposed for the trajectory design of multiple unmanned aerial vehicles (UAVs) based on the prediction of users' mobility information. The problem of joint trajectory design and power control is formulated for…

信号处理 · 电气工程与系统科学 2019-06-05 Xiao Liu , Yuanwei Liu , Yue Chen , Lajos Hanzo

Vehicular crowdsensing is anticipated to become a key catalyst for data-driven optimization in the Intelligent Transportation System (ITS) domain. Yet, the expected growth in massive Machine-type Communication (mMTC) caused by…

网络与互联网体系结构 · 计算机科学 2020-01-16 Benjamin Sliwa , Christian Wietfeld

Integrating mobile edge computing (MEC) and wireless power transfer (WPT) has been regarded as a promising technique to improve computation capabilities for self-sustainable Internet of Things (IoT) devices. This paper investigates a…

信息论 · 计算机科学 2017-07-18 Feng Wang

Reconfigurable intelligent surface (RIS) technology, given its ability to favorably modify wireless communication environments, will play a pivotal role in the evolution of future communication systems. This paper proposes rate maximization…

信息论 · 计算机科学 2024-03-20 Hyuckjin Choi , A. Lee Swindlehurst , Junil Choi

In this paper, we propose a novel transmissive reconfigurable intelligent surface (TRIS) transceiver-empowered distributed cooperative integrated sensing and communication (ISAC) network to enhance coverage as well as to enhance wireless…

信息论 · 计算机科学 2024-11-19 Ziwei Liu , Wen Chen , Qingqing Wu , Zhendong Li , Qiong Wu , Nan Cheng , Jun Li

Movable antennas (MAs) are a promising technology to achieve a significant enhancement in rate for future wireless networks. The pioneering investigation on near-field directional modulation design for a reconfigurable intelligent surface…

信号处理 · 电气工程与系统科学 2025-06-03 Maolin Li , Feng Shu , Riqing Chen , Cunhua Pan , Yongpeng Wu

To deal with the explosive growth of mobile traffic, millimeter-wave (mmWave) communications with abundant bandwidth resources have been applied to vehicular networks. As mmWave signal is sensitive to blockage, we introduce the unmanned…

信息论 · 计算机科学 2023-03-07 Jing Li , Yong Niu , Hao Wu , Bo Ai , Ruisi He , Ning Wang , Sheng Chen

With the rapid advances in programmable materials, reconfigurable intelligent surfaces (RIS) have become a pivotal technology for future wireless communications. The simultaneous transmitting and reflecting reconfigurable intelligent…

机器学习 · 计算机科学 2025-12-02 Yujie Huang , Haibin Wan , Xiangcheng Li , Tuanfa Qin , Yun Li , Jun Li , Wen Chen

This paper studies a new unmanned aerial vehicle (UAV)-enabled wireless power transfer (WPT) system, where a UAV-mounted mobile energy transmitter (ET) is dispatched to deliver wireless energy to a set of on-ground energy receivers (ERs).…

信息论 · 计算机科学 2017-09-25 Jie Xu , Yong Zeng , Rui Zhang

In multiple-input single-output (MISO) wireless power transfer (WPT) via magnetic resonant coupling (MRC), multiple transmitters are deployed to enhance the efficiency of power transfer to the electric load at a single receiver by jointly…

系统与控制 · 计算机科学 2017-03-28 Mohammad R. Vedady Moghadam , Rui Zhang

Unmanned aerial vehicle (UAV) based aerial base stations (BSs) can provide rapid communication services to ground users and are thus promising for future communication systems. In this paper, we consider a scenario where no functional…

信号处理 · 电气工程与系统科学 2018-07-09 Jingcong Sun , Christos Masouros

Reconfigurable Intelligent Surfaces (RISs) are an emerging technology for future wireless communication systems, enabling improved coverage in an energy efficient manner. RISs are usually metasurfaces, constituting of two-dimensional…

This work studies the joint problem of power and trajectory optimization in an unmanned aerial vehicle (UAV)-enabled mobile relaying system. In the considered system, in order to provide convenient and sustainable energy supply to the UAV…

信息论 · 计算机科学 2022-10-17 Ming-Min Zhao , Qingjiang Shi , Min-Jian Zhao

Over-the-air computation (AirComp) enables fast wireless data aggregation at the receiver through concurrent transmission by sensors in the application of Internet-of-Things (IoT). To further improve the performance of AirComp under…

信息论 · 计算机科学 2022-06-15 Wenhui Zhang , Jindan Xu , Wei Xu , Xiaohu You , Weijie Fu

Unmanned aerial vehicle (UAV)-assisted data collection has been emerging as a prominent application due to its flexibility, mobility, and low operational cost. However, under the dynamic and uncertainty of IoT data collection and energy…

网络与互联网体系结构 · 计算机科学 2021-06-22 Nam H. Chu , Dinh Thai Hoang , Diep N. Nguyen , Nguyen Van Huynh , Eryk Dutkiewicz

Reconfigurable Intelligent Surface (RIS) technology has gained significant attention due to its ability to enhance the performance of wireless communication systems. The main advantage of RIS is that it can be strategically placed in the…

信号处理 · 电气工程与系统科学 2024-07-26 Hajar El Hammouti , Adnane Saoud , Asma Ennahkami , El Houcine Bergou
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