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

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Simultaneous wireless information and power transfer (SWIPT) is a promising technology for the upcoming sixth-generation (6G) communication networks, enabling internet of things (IoT) devices and sensors to extend their operational…

信号处理 · 电气工程与系统科学 2025-03-12 Cheng Luo , Jie Hu , Luping Xiang , Kun Yang

This letter studies a radio-frequency (RF) multi-user wireless power transfer (WPT) system, where an energy transmitter (ET) with a large number of antennas delivers energy wirelessly to multiple distributed energy receivers (ERs). We…

信息论 · 计算机科学 2017-06-26 Seunghyun Lee , Yong Zeng , Rui Zhang

One of the key challenges of the Internet of Things (IoT) is to sustainably power the large number of IoT devices in real-time. In this paper, we consider a wireless power transfer (WPT) scenario between an energy transmitter (ET) capable…

信息论 · 计算机科学 2020-02-17 Sahar Idrees , Xiangyun Zhou , Salman Durrani , Dusit Niyato

Simultaneous wireless information and power transfer (SWIPT) is a remarkable technology to support both the data and the energy transfer in the era of Internet of Things (IoT). In this paper, we proposed a long-range optical wireless…

新兴技术 · 计算机科学 2022-07-07 Yunfeng Bai , Qingwen Liu , Riqing Chen , Qingqing Zhang , Wei Wang

The explosion of the number of low-power devices in the next decades calls for a re-thinking of wireless network design, namely, unifying wireless transmission of information and power so as to make the best use of the RF spectrum,…

信息论 · 计算机科学 2019-09-17 Morteza Varasteh , Jakob Hoydis , Bruno Clerckx

We build a realistic Simultaneous Wireless Information and Power Transfer (SWIPT) prototype and experimentally analyse the harvested energy and throughput trade-off. Both time-switching and power splitting receiver architectures are…

信息论 · 计算机科学 2019-08-23 Junghoon Kim , Bruno Clerckx , Paul D. Mitcheson

Machine-type-communications (MTC) are being crucial in the development of next generation mobile networks. Given that MTC devices are usually battery constrained, wireless power transfer (WPT) and energy harvesting (EH) have emerged as…

信号处理 · 电气工程与系统科学 2020-04-28 Sergi Liesegang , Olga Muñoz-Medina , Antonio Pascual-Iserte

Simultaneous wireless information and power transfer (SWIPT) has emerged as a viable technique to energize and connect low-power autonomous devices and enable future Internet of Things (IoT). A major challenge of SWIPT is the energy…

信息论 · 计算机科学 2021-04-20 Junghoon Kim , Bruno Clerckx

Conventional wireless power transfer systems consist of a microwave power generator and a microwave power receiver separated by some distance. To realize efficient power transfer, the system is typically brought to resonance, and the…

应用物理 · 物理学 2018-08-29 Y. Ra'di , B. Chowkwale , C. A. Valagiannopoulos , F. Liu , A. Alu , C. R. Simovski , S. A. Tretyakov

This paper reviews emerging wireless information and power transfer (WIPT) technique with an emphasis on its performance enhancement employing multi-antenna techniques. Compared to traditional wireless information transmission, WIPT faces…

信息论 · 计算机科学 2016-11-17 Xiaoming Chen , Zhaoyang Zhang , Hsiao-Hwa Chen , Huazi Zhang

More and more applications are adopting the charging topology of wireless power transmission. However, most wireless charging systems can not charge mobile devices which are moving in position while charging. Currently, many commercialized…

系统与控制 · 电气工程与系统科学 2023-10-16 Dong Jun-Kim

This paper introduces a control strategy to simultaneously achieve asymptotic stabilization and transient frequency regulation of power networks. The control command is generated by iteratively solving an open-loop control cost minimization…

系统与控制 · 电气工程与系统科学 2019-11-13 Yifu Zhang , Jorge Cortes

Radio frequency (RF) wireless power transfer (WPT) is a promising technology for sustainable support of massive Internet of Things (IoT). However, RF-WPT systems are characterized by low efficiency due to channel attenuation, which can be…

信号处理 · 电气工程与系统科学 2024-05-08 Amirhossein Azarbahram , Onel L. A. López , Petar Popovski , Shashi Raj Pandey , Matti Latva-aho

In this letter, we propose a practical non-linear energy harvesting model and design a resource allocation algorithm for simultaneous wireless information and power transfer (SWIPT) systems. The algorithm design is formulated as a…

信息论 · 计算机科学 2016-11-17 Elena Boshkovska , Derrick Wing Kwan Ng , Nikola Zlatanov , Robert Schober

This paper considers an orthogonal frequency division multiplexing (OFDM) downlink point-to-point system with simultaneous wireless information and power transfer. It is assumed that the receiver is able to harvest energy from noise,…

信息论 · 计算机科学 2016-11-18 Derrick Wing Kwan Ng , Ernest S. Lo , Robert Schober

Waveform design is a key technique to jointly exploit a beamforming gain, the channel frequency-selectivity and the rectifier nonlinearity, so as to enhance the end-to-end power transfer efficiency of Wireless Power Transfer (WPT). Those…

信息论 · 计算机科学 2017-10-30 Yang Huang , Bruno Clerckx

This paper investigates the problem of optimal frequency regulation of multi-machine power networks where each synchronous machine is described by a sixth order model. By analyzing the physical energy stored in the network and the…

最优化与控制 · 数学 2016-03-23 Tjerk Stegink , Claudio De Persis , Arjan van der Schaft

We study a type of port-Hamiltonian system, in which the controller or disturbance is not applied to the flow variables, but to the systems power, a scenario that appears in many practical applications. A suitable framework is provided to…

系统与控制 · 计算机科学 2018-02-08 Pooya Monshizadeh , Juan E. Machado , Romeo Ortega , Arjan van der Schaft

Parameter variations within the resonant network of wireless power transfer (WPT) systems can cause drift in the resonant frequency, leading to a detuned system that requires higher power capacity and experiences reduced transfer…

系统与控制 · 电气工程与系统科学 2024-09-16 Chang Liu , Wei Han , Guangyu Yan , Bowang Zhang , Chunlin Li

This paper considers a multi-user simultaneous wireless information and power transfer (SWIPT) system with a non-linear energy harvesting model, in which a multi-antenna base station (BS) estimates the downlink channel state information…

信息论 · 计算机科学 2018-06-22 Ha-Vu Tran , Georges Kaddoum , Kien T. Truong