Results 21 to 30 of about 57,568 (302)

PLASTRONIC CIRCULAR LINE MATCHED DIPOLE ANTENNA [PDF]

open access: yesProgress In Electromagnetics Research Letters, 2021
A compact 3-D, circular line matched dipole (CLMD) antenna is presented in this paper. The realization of the antenna is based on Laser Direct Structuring (LDS) plastronic technology, enabling metallization on plastic parts. Cylindrical holder is chosen to carry the dipole, which implies high bending constraints on the antenna.
Bengloan, Gildas   +5 more
openaire   +3 more sources

A non-destructive measurement method of metal anchor pole length

open access: yesGong-kuang zidonghua, 2016
For problems of complex signal coupling and limited measuring length existed in non-destructive measurement methods at present, a non-destructive measurement method of metal anchor pole length was proposed based on half wave dipole antenna theory. A half
ZHANG Faquan   +3 more
doaj   +1 more source

A single‐layer high‐gain dipole antenna array with a bidirectional radiation pattern based on parallel‐strip line

open access: yesIET Microwaves, Antennas & Propagation, 2021
A single‐layer dipole antenna array with quasi‐Yagi configuration has been proposed and demonstrated, which provides a dual radiation pattern with the same sense.
Zhe Wu   +3 more
doaj   +1 more source

A 77 GHz on-chip strip dipole antenna integrated with balun circuits for automotive radar [PDF]

open access: yes, 2012
In this paper, design and implementation of a 77 GHz on-chip strip dipole antenna integrated with both lumped and transmission line based balun circuits are presented.
Kaynak, Mehmet   +2 more
core   +1 more source

Unidirectional dipole antenna

open access: yesElectronics Letters, 1972
A new small unidirectional wire antenna, useful for an indoor television receiving antenna, has been developed for use in the v.h.f. band. This antenna consists of two closely spaced dipoles. This letter describes the principle involved and introduces the equations for input impedance and gain.
Y. Mikuni, K. Nagai
openaire   +1 more source

Design of a Cylindrical Crossed Dipole Phased Array Antenna for Weather Surveillance Radars

open access: yesIEEE Open Journal of Antennas and Propagation, 2021
We present a cylindrical dual-polarization phased array antenna for weather surveillance radars that features high isolation, matched copolar beams, low sidelobe levels, and adaptive null steering.
Mohammad-Hossein Golbon-Haghighi   +3 more
doaj   +1 more source

Pseudo-Dipole Signal Removal from WMAP Data [PDF]

open access: yes, 2010
It is discovered in our previous work that different observational systematics, e.g., errors of antenna pointing directions, asynchronous between the attitude and science data, can generate pseudo-dipole signal in full-sky maps of the cosmic microwave ...
B. F. Roukema   +14 more
core   +1 more source

Microstrip Folded Dipole Antenna for 35 GHz MMW Communication

open access: yesInternational Journal of Antennas and Propagation, 2013
A microstrip asymmetric folded dipole antenna on chip is proposed in this paper. The construction of balun feed line is adopted to provide wideband.
Guang Hua   +4 more
doaj   +1 more source

Numerical Study of the Near-Field and Far-Field Properties of Active Open Cylindrical Coated Nanoparticle Antennas

open access: yesIEEE Photonics Journal, 2011
A very electrically small, active open cylindrical coated nanoparticle model is constructed, and its electromagnetic properties are investigated in the visible frequency band.
Junping Geng   +3 more
doaj   +1 more source

Effects of Split Position on the Performance of a Compact Broadband Printed Dipole Antenna with Split-Ring Resonators [PDF]

open access: yesJournal of the Korean Institute of Electromagnetic Engineering and Science, 2019
This paper presents the effects of the position of the split of a split-ring resonator (SRR) on the performance of a composite broadband printed dipole antenna.
Kam Eucharist Kedze   +2 more
doaj   +1 more source

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