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相关论文: Omnidirectional Wireless Power Transfer for Millim…

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Untethered miniaturized wireless neural sensor nodes with data transmission and energy harvesting capabilities call for circuit and system-level innovations to enable ultra-low energy deep implants for brain-machine interfaces. Realizing…

神经元与认知 · 定量生物学 2022-10-21 Baibhab Chatterjee , K Gaurav Kumar , Shulan Xiao , Gourab Barik , Krishna Jayant , Shreyas Sen

Wearable edge AI biomedical devices are increasingly being used for continuous patient health monitoring, enabling real-time insights and extended data collection without the need for prolonged hospital stays. These devices must be energy…

硬件体系结构 · 计算机科学 2026-04-09 David Mallasén , Pasquale Davide Schiavone , Alberto A. Del Barrio , Manuel Prieto-Matias , David Atienza

Integrating the wireless power transfer (WPT) technology into the wireless communication system has been important for operational cost saving and power-hungry problem solving of electronic devices. In this paper, we propose a resonant beam…

系统与控制 · 电气工程与系统科学 2021-07-28 Wen Fang , Hao Deng , Qingwen Liu , Mingqing Liu , Mengyuan Xu , Liuqing Yang , Georgios B. Giannakis

In our work, a novel processing strategy for the continuous fabrication and surface modification of wires from Magnesium alloy WE43 by means of plasma-electrolytic oxidation (PEO) is presented. In the first step, wires with a strong basal…

医学物理 · 物理学 2023-02-09 Wahaaj Ali , Muzi Li , Leon Tillmann , Tim Mayer , Carlos González , Javier LLorca , Alexander Kopp

A primary challenge in wireless power transfer (WPT) systems is to achieve efficient and stable power transmission without complex control strategies when load conditions change dynamically. Addressing this issue, we propose a third-order…

Millimeter-wave technologies are essential for future high-speed wireless communications. However, a fundamental challenge remains in the form of severe free-space path loss, where the power density decreases inversely with the square of…

Mobile crowdsensing (MCS) enables data collection from massive devices to achieve a wide sensing range. Wireless power transfer (WPT) is a promising paradigm for prolonging the operation time of MCS systems by sustainably transferring power…

信号处理 · 电气工程与系统科学 2024-10-23 Yongqing Xu , Haoqing Qi , Zhiqin Wang , Xiang Zhang , Yong Li , Tony Q. S. Quek

In this paper, we study the optimal waveform design for wireless power transfer (WPT) from a multi-antenna energy transmitter (ET) to multiple single-antenna energy receivers (ERs) simultaneously in multi-path frequency-selective channels.…

信息论 · 计算机科学 2021-01-01 Samith Abeywickrama , Rui Zhang , Chau Yuen

Pinching-antenna systems (PASS) have recently emerged as a promising technology for improving wireless communications by establishing or strengthening reliable line-of-sight (LoS) links by adjusting the positions of pinching antennas (PAs).…

信息论 · 计算机科学 2025-06-10 Haoyun Li , Zhonghao Lyu , Yulan Gao , Ming Xiao , H. Vincent Poor

A miniaturized linearly-polarized patch antenna is presented for Wireless Power Transfer (WPT) at 1. 8 GHz. The proposed antenna consists of a patch element and a 3-turn Complementary Spiral Resonator (3-CSR) with antenna dimension of 50 mm…

系统与控制 · 电气工程与系统科学 2024-08-27 Ali Raza , Rasool Keshavarz , Negin Shariati

In this paper, we study multi-user multi-antenna wireless power transfer (WPT) systems, where each antenna at the energy harvesting (EH) nodes is connected to a dedicated non-linear rectifier. We propose an optimal transmit strategy which…

信息论 · 计算机科学 2021-05-12 Nikita Shanin , Laura Cottatellucci , Robert Schober

Mobile-edge computing (MEC) and wireless power transfer (WPT) have been recognized as promising techniques in the Internet of Things (IoT) era to provide massive low-power wireless devices with enhanced computation capability and…

信息论 · 计算机科学 2017-12-19 Feng Wang , Jie Xu , Xin Wang , Shuguang Cui

In a rechargeable wireless sensor network, the data packets are generated by sensor nodes at a specific data rate, and transmitted to a base station. Moreover, the base station transfers power to the nodes by using Wireless Power Transfer…

信号处理 · 电气工程与系统科学 2017-11-15 Kai Li , Wei Ni , Lingjie Duan , Mehran Abolhasan , Jianwei Niu

This paper studies a new concept so-called green cell-less radio frequency (RF) wireless power transfer (WPT) networks. We consider a scenario in which multiple indoor access points (APs) equipped with outdoor energy harvesters are…

网络与互联网体系结构 · 计算机科学 2018-01-22 Ha-Vu Tran , Georges Kaddoum

We propose capacitively driven low-swing global interconnect circuit using a receiver that utilizes magnetoelectric (ME) effect induced magnetization switching to reduce the energy consumption. Capacitively driven wire has recently been…

新兴技术 · 计算机科学 2018-03-01 Zubair Al Azim , Akhilesh Jaiswal , Indranil Chakraborty , Kaushik Roy

Conventional wireless information transfer by modulating the amplitude, phase or frequency leads to an inevitable Rate-Energy (RE) trade-off in the presence of simultaneous Wireless Power Transfer (WPT). In echoing Varshney's seminal…

信息论 · 计算机科学 2017-06-01 Rong Zhang , Lie-Liang Yang , Lajos Hanzo

This paper theoretically and experimentally investigates frequency-tuned and impedance-tuned wireless non-radiative power transfer (WNPT) systems. Closed-form expressions for the efficiencies of both systems, as a function of frequency and…

其他计算机科学 · 计算机科学 2015-01-23 Jason D. Heebl , Erin M. Thomas , Robert P. Penno , Anthony Grbic

This paper studies a cognitive or secondary multi-antenna wireless power transfer (WPT) system over a multi-carrier channel, which shares the same spectrum with a primary wireless information transfer (WIT) system that employs adaptive…

信息论 · 计算机科学 2019-03-22 Tianxin Feng , Ganggang Ma , Jie Xu

The artificial noise (AN) aided multi-beam directional modulation (DM) technology is capable of wireless physical layer secure (PLS) transmissions for multiple desired receivers in free space. The application of AN, however, makes it less…

信号处理 · 电气工程与系统科学 2019-08-14 Qian Cheng , Vincent Fusco , Jiang Zhu , Shilian Wang , Fanggang Wang

Unmanned aerial vehicle (UAV)-enabled wireless power transfer (WPT) systems offer significant advantages in coverage and deployment flexibility, but suffer from endurance limitations due to the limited onboard energy. This paper proposes to…

信号处理 · 电气工程与系统科学 2022-08-19 Hong Ren , Zhenkun Zhang , Zhangjie Peng , Li Li , Cunhua Pan