Results 11 to 20 of about 40,897 (301)

Optical slot antennas and their applications to photonic devices

open access: yesNanophotonics, 2018
We present optical slot antennas and their applications to photonic devices. We show that metallic nanoslots have the properties of a slot antenna by measuring the transmission spectra and far-field radiation patterns and then prove that they can be ...
Park Yeonsang   +3 more
doaj   +2 more sources

Characterization of dual‐polarized monostatic patch antennas for full‐duplex applications

open access: yesEngineering Reports, 2020
This paper presents the characterization of two different dual‐polarized monostatic (shared radiator) antennas. As an example, the design and implementation of two dual‐polarized 2.4 GHz patch antennas are presented in this paper for in‐band full‐duplex (
Haq Nawaz, Ahmad U. Niazi
doaj   +1 more source

Bandwidth Enhancement of a Mobile Phone Antenna Using Ferrite Slab

open access: yesMagnetochemistry, 2022
A novel technique to enhance the bandwidth of mobile phone antennas using YIG ferrite is proposed. The technique is applied in two slot antennas which are the proposed antenna and the reference antenna.
Peng Li   +5 more
doaj   +1 more source

Design and Implementation of 2x4 Octagonal Array Patch Microstrip Antennas using T-Slots at 2.4 GHz Frequency for Wifi Applications

open access: yesJurnal Jaringan Telekomunikasi, 2023
Wireless communication requires a useful device to transmit and receive electromagnetic waves. WiFi is a particular kind of wireless communication device used to send data over the internet network.
Muhammad Ibnu Muttaqin   +2 more
doaj   +1 more source

Textile UWB antennas for wireless body area networks [PDF]

open access: yes, 2006
A new ultrawideband (UWB) textile antenna designed for UWB wireless body area network (WBAN) applications is presented. Unlike previous textile antennas, these antennas offer a direct integration into clothing due to a very small thickness (0.5 mm) and ...
Klemm, M, Troester, G
core   +2 more sources

Substrate-Integrated Folded Waveguide Slot Antenna [PDF]

open access: yes, 2005
In recent years a number of researchers have proposed novel techniques for fabricating rectangular waveguide using microwave integrated circuit techniques.
Batchelor, John C.   +4 more
core   +1 more source

SAMBA: Superconducting antenna-coupled, multi-frequency, bolometric array [PDF]

open access: yes, 2002
We present a design for a multipixel, multiband (100 GHz, 200 GHz and 400 GHz) submillimeter instrument: SAMBA (Superconducting Antenna-coupled, Multi-frequency, Bolometric Array). SAMBA uses slot antenna coupled bolometers and microstrip filters.
Bock, James J.   +6 more
core   +1 more source

Frequency Agile Slot Antenna Using Contactless Capacitive Loading

open access: yesIEEE Access, 2022
In this paper, a reconfigurable slot antenna capable of tuning a full octave in frequency from 2 GHz to 4 GHz is presented. The design is based on changing the capacitive loading of a slot antenna by physically displacing a metal plate connected to a ...
Marc R. Thibodeau   +5 more
doaj   +1 more source

Comparison of an electrically-small planar antenna array with a conventional monopole array [PDF]

open access: yes, 2002
A new type of linear array is proposed which utilises annular slot antennas operating in the 'DC' mode. These conformal elements are electrically-small and have wire-monopole-like radiation patterns.
Craddock, IJ   +3 more
core   +2 more sources

A penta‐band microstrip slot antenna for S‐, C‐ and X‐band applications

open access: yesElectronics Letters, 2023
This letter presents a compact penta‐band microstrip slot antenna. The proposed antenna comprises a microstrip feed line on the top plane, a polytetrafluoroethylene (PTFE) substrate, and a slotted ground plane.
Muhammad Asad Rahman   +5 more
doaj   +1 more source

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