Results 81 to 90 of about 2,726 (209)

Design of a printable chipless RFID tag based on multi-resonator

open access: yesDianzi Jishu Yingyong, 2018
A novel compact printable chipless RFID tag is presented in this paper. The tag is etched on the substrate by several right-angel-shaped regularly arranged resonators.The tag has good stability for incident waves in a variety of polarized directions.
Zhao Feng, Zou Chuanyun, Xu Lei, He Yi
doaj   +1 more source

Complex Natural Resonance-Based Chipless RFID Multi-Tag Detection Using One-Dimensional Convolutional Neural Networks

open access: yesIEEE Access, 2023
This paper proposes a chipless radio frequency identification (RFID) multi-tag detection system. The one-dimensional convolutional neural network (1D CNN) was employed as an intelligent classifier of the proposed system, which was fed by complex natural ...
Feaveya Kheawprae   +2 more
doaj   +1 more source

2-SR-based electrically small antenna for RFID applications [PDF]

open access: yes, 2016
In this work, the 2-turn spiral resonator (2-SR) is proposed as an electrically small antenna for passive radio frequency identification (RFID) tags at the European ultra-high frequency (UHF) band. The radiation properties are studied in order to explore
Aguilà Moliner, Pau   +5 more
core   +2 more sources

Design, analysis, and realisation of chipless RFID tag for orientation independent configurations

open access: yesThe Journal of Engineering, 2020
The architectures of two innovative compact orientation independent chipless radio frequency identification device (RFID) tags for emerging applications such as the internet of things are presented.
Mohammad S. Hashmi   +2 more
doaj   +1 more source

A Circuit-based Model for the Interpretation of Perfect Metamaterial Absorbers [PDF]

open access: yes, 2012
A popular absorbing structure, often referred to as Perfect Metamaterial Absorber, comprising metallic periodic pattern over a thin low-loss grounded substrate is studied by resorting to an efficient transmission line model.
Costa, Filippo   +3 more
core   +1 more source

A Comprehensive Study of Chipless RFID Sensors for Healthcare Applications

open access: yesIEEE Access
The demand for low-cost healthcare solutions has been increasing and the use of Internet of Things (IoT) devices is becoming more common. IoT devices have the potential to monitor vital health parameters of patients remotely, providing early detection of
Muhammad Noaman Zahid   +4 more
doaj   +1 more source

High data density and capacity in chipless radiofrequency identification (chipless-RFID) tags based on double-chains of S-shaped split ring resonators (S-SRRs)

open access: yesEPJ Applied Metamaterials, 2017
The data density per surface (DPS) is a figure of merit in chipless radiofrequency identification (chipless-RFID) tags. In this paper, it is demonstrated that chipless-RFID tags with high DPS can be implemented by using double-chains of S-shaped split ...
Herrojo Cristian   +3 more
doaj   +1 more source

Symmetry-Related Electromagnetic Properties of Resonator-Loaded Transmission Lines and Applications [PDF]

open access: yes, 2015
This paper reviews the recent progress in the analysis and applications of the symmetry-related electromagnetic properties of transmission lines loaded with symmetric configurations of resonant elements.
Lijuan Su   +3 more
core   +3 more sources

Window increasing technique to discriminate mathematical and physical resonant poles extracted from antenna response [PDF]

open access: yes, 2014
International audienceThis letter presents a new approach called window increasing technique (WIT) to discriminate mathematical and physical poles extracted from a noisy antenna response.
Chauveau, Janic   +4 more
core   +4 more sources

Design and Analysis of Chipless RFID Tags Based on Retro-Radiators

open access: yesIEEE Access, 2019
Chipless RFID tag is a promising technique for future RFID systems due to its low cost and high reliability. In this paper, three chipless RFID tags are designed based on retro-reflective structures, in order to increase the reading range and enhance the
Hui Li   +4 more
doaj   +1 more source

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