Results 21 to 30 of about 33,351 (260)

A single-wire power transmission system based on LCL resonant circuits

open access: yesWireless Power Transfer
This paper presents a method to solve the problems of excessive system volume and security risks caused by the use of voltage-boosting devices in single-wire power transfer (SWPT) systems. The main contributions include putting forward the interpretation
Quan Liu   +4 more
doaj   +1 more source

Tuning rectangular microstrip antenna through scan and zoom algorithm

open access: yesEURASIP Journal on Wireless Communications and Networking, 2018
Microstrip antennas have been widely studied and can be applied to a large number of wide frequency domain in wireless communication. Microstrip antennas are featured with light weight, small volume, and low cost advantages.
Qinglian Zhang, Xin Zhang, Yupeng Li
doaj   +1 more source

Imbalanced Data Classification for Multi-Source Heterogenous Sensor Networks

open access: yesIEEE Access, 2020
Most of the traditional classification algorithms are based on the uniform distribution of samples, and the effect is not ideal when dealing with such data, which mainly shows that the classification results incline to the majority class.
Wei Wang   +3 more
doaj   +1 more source

Single-wire power transmission principle explanation and simulation analysis

open access: yesWireless Power Transfer
To resolve controversies over the specific principle of single-wire power transmission (SWPT), this study innovatively confirms the indispensable role of the single wire and identifies scalar waves as the potential energy carrier through structural ...
Xiaorui Wu   +4 more
doaj   +1 more source

AtICNet: semantic segmentation with atrous spatial pyramid pooling in image cascade network

open access: yesEURASIP Journal on Wireless Communications and Networking, 2019
This paper describes a new type of image segmentation method based on deep convolutional neural networks (DCNN) in the actual autonomous driving scene.
Jin Chen, Chuanya Wang, Ying Tong
doaj   +1 more source

Study on the Electromagnetic Field Distribution of an Implantable Antenna for an Intelligent Health Monitoring System

open access: yesIEEE Access, 2019
In this paper, an intelligent health monitoring system based on body-centric wireless communications is studied, and the implantable antenna is investigated. To design the antennas for intelligent health monitoring systems, the electromagnetic near-field
Yang Li   +3 more
doaj   +1 more source

The Design of Microstrip Array Antenna and Its Optimization by a Memetic Method

open access: yesIEEE Access, 2019
Microstrip antenna has been designed and applied to many practical scenarios for wireless communications. To meet the increasing requirements of wireless communication and quality of service, array antenna design deserves studying and analyzing.
Xin Zhang   +3 more
doaj   +1 more source

Local Heterogeneous Features for Person Re-Identification in Harsh Environments

open access: yesIEEE Access, 2020
Local features could learn semantic information for pedestrian images and they are very important for person re-identification (Re-ID) in harsh environments.
Haijia Zhang   +5 more
doaj   +1 more source

Self‐Sintering Ionogel Binder for Flexible, Recyclable, and Healable Printed Giant Magnetoresistive Sensors

open access: yesAdvanced Functional Materials, EarlyView.
ABSTRACT Electronic waste has emerged as a major environmental challenge, driven by the massive consumption and a limited lifetime of modern electronic devices, stimulating the development of sustainable electronics. Here, an all‐biomaterial gelatin‐choline‐citric acid ([Ch][CA]) ionogel is developed as an active binder to realize self‐sintered ...
Lin Guo   +10 more
wiley   +1 more source

Person Re-Identification via Contextual Region-Based Metric Learning in Camera Sensor Networks

open access: yesIEEE Access, 2019
Person re-identification in camera sensor networks is a challenging issue due to significant appearance variations of pedestrian images captured by different camera sensors.
Zhong Zhang   +3 more
doaj   +1 more source

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