Results 111 to 120 of about 123,667 (246)

Tunable Compact UHF RFID Metal Tag Based on CPW Open Stub Feed PIFA Antenna

open access: yesInternational Journal of Antennas and Propagation, 2012
For the ultrahigh frequency radio frequency identification (UHF RFID) metal tag, it always has the difficulties of compact designing, especially for the conjugate impedance matching, low antenna gain, and fabrication or environmental detuning.
Lingfei Mo, Chunfang Qin
doaj   +1 more source

A Broadband Circularly Polarized Stacked Probe-Fed Patch Antenna for UHF RFID Applications

open access: yesInternational Journal of Antennas and Propagation, 2007
A broadband circularly polarized stacked probe-fed antenna suitable for UHF RFID applications is presented and studied. The proposed antenna is fed by two probes which are connected to a hybrid coupler.
Hang Leong Chung   +2 more
doaj   +1 more source

An ultra-high frequency radio frequency identification system for studying individual feeding and drinking behaviors of group-housed broilers

open access: yesAnimal, 2019
Radio frequency identification (RFID) technology offers a real-time solution to monitor behavioral responses of individual animals to various stimuli, which provides crucial implications on farm management and animal well-being.
G. Li   +5 more
doaj   +1 more source

Bandwidth extension of planar antennas using embedded slits for reliable multiband RF communications [PDF]

open access: yes
In this paper a technique is described to extend the impedance bandwidth of patch antennas without compromising their size. This is accomplished by embedding capacitive slits in the rectangular patch with a truncated ground-plane, and exciting the ...
Alibakhshikenari, Mohammad   +4 more
core   +1 more source

Fully RF Powered UHF-RFID Sensors Platform

open access: yesProcedia Engineering, 2014
AbstractIn this work, a fully RF powered UHF-RFID Sensors Platform is presented. The system is implemented using off-the-shelf discrete components and includes a dipole antenna to wirelessly transmit the stored data to a reader according to the EPCglobal Class-1 Gen2 standard.The proposed solution requires a minimum RF input power of -10 dBm for full ...
Felini C., Merenda M., F. G. Della Corte
openaire   +2 more sources

Critical Management Issues for Implementing RFID in Supply Chain Management [PDF]

open access: yes, 2010
The benefits of radio frequency identification (RFID) technology in the supply chain are fairly compelling. It has the potential to revolutionise the efficiency, accuracy and security of the supply chain with significant impact on overall profitability ...
Srivastava, Bharatendu
core   +1 more source

Frequency Coded Chipless RFID Tag using Spurline Resonators [PDF]

open access: yes, 2014
A novel compact chipless RFID tag using spurline resonators is discussed in this paper. The detection of the tag's ID is using the spectral signature of a spurline resonator circuit.
Dinesh, R.   +4 more
core   +1 more source

A Low-Profile Patch-Loaded Ring Antenna With Wide Frequency Tuning Capability for Dual-Band Metal-Mountable Tag Design

open access: yesIEEE Access
A low-profile, dual-band tag antenna (39 mm $\times 39$ mm $\times 1.38$ mm), which is loaded with a circular patch at the central region for frequency tuning purposes, has been proposed for on-metal applications that operate in the Lower European ...
Muthukannan Murugesh   +3 more
doaj   +1 more source

Investigation of Factors Affecting the Performance of Textronic UHF RFID Transponders. [PDF]

open access: yesSensors (Basel), 2023
Ziobro A   +3 more
europepmc   +1 more source

Exploitation of Transparent Conductive Oxides in the Implementation of a Window-Integrated Wireless Sensor Node

open access: yes, 2018
Exploitation of transparent conductive oxides (TCO) to implement an energy-autonomous sensor node for a wireless sensor network (WSN) is studied and a practical solution presented.
Jaakkola, Kaarle, Tappura, Kirsi
core   +1 more source

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