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相关论文: Communication-Free Robust Wireless Power Transfer …

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Wireless power transfer (WPT) has been an active topic of research, with a number of WPT schemes implemented in the near-field (coupling) and far-field (radiation) regimes. Here, we consider a beamed WPT scheme based on a dynamically…

Waveform optimization has shown its great potential to boost the performance of far-field wireless power transfer (WPT). Current research has optimized transmit waveform, adaptive to channel state information (CSI), to maximize the…

信号处理 · 电气工程与系统科学 2023-05-15 Yumeng Zhang , Bruno Clerckx

Simultaneous wireless information and power transfer (SWIPT) has been recognized as a promising approach to improving the performance of energy constrained networks. In this paper, we investigate a SWIPT based three-step two-way…

信息论 · 计算机科学 2019-02-25 Liqin Shi , Wenchi Cheng , Yinghui Ye , Hailin Zhang , Rose Qingyang Hu

The advancements in microwave power transfer (MPT) over past decades have enabled wireless power transfer over long distances. The latest breakthroughs in wireless communication, namely massive MIMO, small cells and millimeter-wave…

信息论 · 计算机科学 2014-11-27 Kaibin Huang , Xiangyun Zhou

Low-power sensors can be integrated into an aircraft for numerous use cases. Conventionally, these sensors are powered via cables, which introduces various disadvantages to the overall efficiency of the aircraft. Alternatively, batteries…

The dynamics and performance of a two-coil resonant coupled wireless power transfer system are investigated. At high coupling, the frequency-splitting phenomenon occurs, in which the power transferred to the load attains its maximum at two…

应用物理 · 物理学 2020-12-01 Binh Duc Truong , Thuy Thi-Thien Le , Berardi Sensale-Rodriguez

In this paper, we study multiple-input multiple-output (MIMO) wireless power transfer (WPT) systems, where the energy harvester (EH) node is equipped with multiple nonlinear rectennas. We characterize the optimal transmit strategy by the…

信息论 · 计算机科学 2021-04-20 Nikita Shanin , Laura Cottatellucci , Robert Schober

In this paper, we present a 5.8 GHz radio-frequency (RF) wireless power transfer (WPT) system that consists of 64 transmit antennas and 16 receive antennas. Unlike the inductive or resonant coupling-based near-field WPT, RF WPT has a great…

系统与控制 · 电气工程与系统科学 2021-10-07 Je Hyeon Park , Nguyen Minh Tran , Sa Il Hwang , Dong In Kim , Kae Won Choi

One of the primary goals of future wireless systems is to foster sustainability, for which, radio frequency (RF) wireless power transfer (WPT) is considered a key technology enabler. The key challenge of RF-WPT systems is the extremely low…

信号处理 · 电气工程与系统科学 2023-10-17 Amirhossein Azarbahram , Onel L. A. Lopez , Petar Popovski , Matti Latva-aho

Over the last decade, simultaneous wireless information and power transfer (SWIPT) has become a practical and promising solution for connecting and recharging battery-limited devices, thanks to significant advances in low-power electronics…

信息论 · 计算机科学 2021-10-15 Zhiqiang Wei , Xianghao Yu , Derrick Wing Kwan Ng , Robert Schober

Fluid antenna is a promising wireless communication technology that enhances communication rate by changing the antenna positions. This article proposes a new communication system that combines multiple-input single-output (MISO) fluid…

信息论 · 计算机科学 2025-10-24 Feilong Zhang , Jianxin Dai , Zhaohui Yang , Kai-Kit Wong , Lingyuxiu Li , Jianglin Ye

Recognising the limitations of various existing channel-estimation schemes for energy beamforming, we propose an energy-preserving indirect feedback-based approach for finding the optimal beamforming vector. Upon elaborating on the key…

信号处理 · 电气工程与系统科学 2023-07-25 Siddhartha Sarma , Rahul Shrestha , Rohit B. Chaurasiya

The non-Hermitian Hamiltonian describes the effective dynamics of a system coupled to a continuously measured bath, and can exhibit anti-unitary symmetries that give rise to exceptional points and broken phases with complex eigenvalues,…

量子物理 · 物理学 2025-12-23 Sejal Ahuja , Keshav Das Agarwal , Aditi Sen De

Radio waves carry both energy and information simultaneously. Nevertheless, Radio-Frequency (RF) transmission of these quantities have traditionally been treated separately. Currently, we are experiencing a paradigm shift in wireless…

信息论 · 计算机科学 2018-03-21 Bruno Clerckx , Rui Zhang , Robert Schober , Derrick Wing Kwan Ng , Dong In Kim , H. Vincent Poor

Wireless power transmission (WPT) is envisioned to be a promising technology for prolonging the lifetime of wireless devices in energy-constrained networks. This paper presents a general power beacon (PB) assisted multi-source transmission,…

信号处理 · 电气工程与系统科学 2018-04-04 Xuanxuan Tang , Yansha Deng , Yueming Cai , Wendong Yang , Arumugam Nallanathan

About 26% of total U.S. energy consumption is used in the transportation sector. Conventional vehicles use fuels such as gasoline, emit harmful gases, and have adverse effects on the environment. Electric vehicles (EVs) provide an…

系统与控制 · 电气工程与系统科学 2021-07-27 Afshin Ghassemi , Laura Soares , Hao Wang , Zhimin Xi

We consider the problem of Simultaneous Wireless Information and Power Transfer (SWIPT) over a fading multiple access channel with additive Gaussian noise. The transmitters as well as the receiver harvest energy from ambient sources. We…

信息论 · 计算机科学 2016-12-14 P K Deekshith , Trupthi Chougule , Shreya Turmari , Ramya Raju , Rakshitha Ram , Vinod Sharma

Wireless energy transferring technology offers a constant and instantaneous power for low-power applications such as Internet of Things (IoT) to become an affordable reality. This paper considers simultaneous wireless information and power…

信号处理 · 电气工程与系统科学 2019-02-08 Bhathiya Pilanawithana , Saman Atapattu , Jamie Evans

Far-field Wireless Power Transfer (WPT) has emerged as a potential power source for the Internet of Things (IoT) and Wireless Sensor Network (WSN).The expansion of the power transfer range is one of the key challenges to make the technology…

信息论 · 计算机科学 2021-03-12 Junghoon Kim , Bruno Clerckx

Wireless-powered communication network (WPCN) is a key technology to power energy-limited massive devices, such as on-board wireless sensors in autonomous vehicles, for Internet-of-Things (IoT) applications. Conventional WPCNs rely only on…

信息论 · 计算机科学 2020-03-27 Qingqing Wu , Guangchi Zhang , Derrick Wing Kwan Ng , Wen Chen , Robert Schober