Results 51 to 60 of about 25,509 (229)

Analysis of Microstrip Line Fed Patch Antenna for Wireless Communications

open access: yesOpen Engineering, 2017
In this paper, theoretical analysis of microstrip line fed rectangular patch antenna loaded with parasitic element and split-ring resonator is presented.
Singh Ashish   +3 more
doaj   +1 more source

Microstrip Patch Antenna for RFID Applications

open access: yes2007 1st Annual RFID Eurasia, 2007
UHF band microstrip patch antenna for RFID reader with a center frequency of 867 MHz, as specified in Gen2 protocol European standards, is designed. Patch antenna is printed on FR4 material with dielectric constant of 4.55 with dimensions of 10times12 cm, from measurements at 867 MHz S11 is observed to be -22dB with an input impedance of 42.4 Omega.
Budak, Erhan   +5 more
openaire   +1 more source

Liquid Metals in Radio Frequency Applications: A Review of Physics, Manufacturing, and Emerging Technologies

open access: yesAdvanced Electronic Materials, EarlyView.
This paper reviews the physics of liquid metals in RF devices, including the influence of mechanical strain on resonance as well as fabrication methods and strategies for designing tunable and strain‐tolerant inductors, capacitors, and antennas.
Md Saifur Rahman, William J. Scheideler
wiley   +1 more source

Microstrip Patch Antennas Fed by Substrate Integrated Waveguide [PDF]

open access: yes, 2013
Dizertační práce je zaměřena na výzkum mikropáskových flíčkových antén a anténních řad napájených vlnovodem integrovaným do substrátu (SIW). Využitím vlnovodu integrovaného do substrátu pro napájení mikropáskové flíčkové antény dochází ke kombinaci ...
Mikulášek, Tomáš
core  

Microstrip patch antenna array for range extension of RFID applications [PDF]

open access: yes, 2008
In this paper, an UHF band 2X2 microstrip phased antenna array is designed for extending the range of an RFID reader system. The phased antenna array operates at the frequency of 867 MHz, as specified in Gen2 protocol European standards.
Abbak, Mehmet   +2 more
core   +1 more source

Recent Advances in Programmable Metasurfaces and Meta‐Devices

open access: yesAdvanced Electronic Materials, EarlyView.
Programmable metasurfaces enable various novel functionalities by dynamically tuning electromagnetic wavefronts. This article provides a comprehensive review of recent advances in microwave and terahertz programmable metasurfaces, covering electrical, thermal, optical, and mechanical control mechanisms.
Linda Shao   +4 more
wiley   +1 more source

Improvement of a Circular Microstrip Antenna Excited by Four Feeds and Suspended with Artificial Magnetic Conductors

open access: yesInternational Journal of Antennas and Propagation, 2013
The proposed antenna is a circular microstrip structure excited by four feeds and suspended with artificial magnetic conductors (AMCs). The multifeed circular microstrip antennas can generate a high circularly polarized performance by using a different ...
Sanchai Eardprab   +2 more
doaj   +1 more source

Terahertz Microstrip Patch Antennas For The Surveillance Applications

open access: yesKurdistan Journal of Applied Research, 2020
This paper presents a new design of the microstrip patch antenna operated at the terahertz frequencies (700-850 GHz). The conventional microstrip patch antenna dimensions shrink to a few microns when operating at such terahertz frequencies.
Rashad Hassan Mahmud
doaj   +1 more source

High-Gain Millimeter-Wave Patch Array Antenna for Unmanned Aerial Vehicle Application

open access: yesSensors, 2021
A high-gain millimeter-wave patch array antenna is presented for unmanned aerial vehicles (UAVs). For the large-scale patch array antenna, microstrip lines and higher-mode surface wave radiations contribute enormously to the antenna loss, especially at ...
Kyei Anim, Jung-Nam Lee, Young-Bae Jung
doaj   +1 more source

A Novel Study of Semiconductor Material as a Substrate Layer for Microstrip Patch Antenna [PDF]

open access: yes, 2017
This paper describes about the solarcell antenna which is an integrated device used for trans-receiving the RF signal and generates DC voltage simultaneously.
E, P. K. (Praveen)   +1 more
core   +1 more source

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