The employment of broadband/dual-band ultrahigh frequency (UHF) radio-frequency
identification (RFID) tag antennas contributes to the growth of RFID technology, with many …

This paper investigates the feasibility of practical backscatter communication using visible
light for battery-free IoT applications. Based on the idea of modulating the light retroreflection …

Design of effective wearable tags for UHF RFID applications involving persons is still an
open challenge due to the strong interaction of the antenna with the human body which is …

In this paper, a horizontally meandered strip (HMS) feed technique is proposed to achieve
good impedance matching and symmetrical broadside radiation patterns for a single-fed …

A novel dual-layer electrically small radio-frequency-identification (RFID) tag antenna is
proposed for metallic object applications. With a proximity-coupled feed method, two …

A square patch passive RFID tag antenna designed for UHF band is presented in this article.
To achieve compact size and circular polarization (CP) radiation, the square patch is …

A single-feed dual-band dual-sense circularly polarized (CP) stacked patch antenna with a
small frequency ratio is proposed for Chinese 842.5/922.5-MHz radio frequency …

A square-shaped microstrip RFID tag antenna designed for 915 MHz band is proposed. The
antenna is capacitively excited by a dual-offset coupling feed network with one of the feed …

Passive ultrahigh frequency (UHF) radio frequency identification (RFID) is a promising
technology for products tracking in logistics or routing packages in supply chain. However …

An open stub feed planar patch antenna is proposed for UHF RFID tag mountable on
metallic objects. Compared to conventional short stub feed patch antenna used for UHF …