Results 31 to 40 of about 19,271 (301)

Investigation of mutual coupling coefficients in dual-polarized antenna arrays

open access: yesФизика волновых процессов и радиотехнические системы
Background. Antenna arrays are widely used in various fields of radio engineering, such as radio and telecommunications, satellite communication systems, etc. One of the important characteristics of an antenna array is its radiation pattern.
Olga V. Bazhanova   +4 more
doaj   +1 more source

Mutual coupling error modeling and correction of shared aperture interleaved sparse array antennas

open access: yesDianxin kexue, 2018
The shared aperture interleaved sparse array antenna is an effective way to implement a multi-function array antenna.The existing parameterized mutual coupling elimination methods are all developed for uniform array antennas.The mutual coupling matrix ...
Junming ZHUANG, Longjun LI
doaj   +2 more sources

Port Decoupling for Small Arrays by Means of an Eigenmode Feed Network [PDF]

open access: yes, 2008
An alternative approach to port decoupling and matching of arrays with tightly coupled elements is proposed. The method is based on the inherent decoupling effect obtained by feeding the orthogonal eigenmodes of the array.
Coetzee, Jacob, Yu, Y
core   +2 more sources

Scattering characteristics of antennas in cyberspace

open access: yes工程科学学报, 2020
5G network technology can meet the high requirements of cyberspace development in the performance of communication platforms. Massive MIMO (multiple-input multiple-output) antenna array is one of the core technologies of 5G. The mutual coupling effect of
Jian-zhong CHAI   +4 more
doaj   +1 more source

Effects of Reentry Plasma Sheath on Mutual-Coupling Property of Array Antenna

open access: yesInternational Journal of Antennas and Propagation, 2015
A plasma sheath enveloping a reentry vehicle would cause the failure of on-board antennas, which is an important effect that contributes to the “blackout” problem.
B. W. Bai, X. P. Li, Y. M. Liu, J. Xu
doaj   +1 more source

A thirty-six element array antenna system [PDF]

open access: yes, 1969
Thirty-six element square array, with mutual coupling between crossed slots for array elements, is used as an electronically scanned tracking antenna.
Graf, E. R.
core   +1 more source

Mutual Coupling Mechanisms Within Arrays of Nonlinear Antennas [PDF]

open access: yesIEEE Transactions on Electromagnetic Compatibility, 2005
In this paper, mathematical analyses and physical interpretations for the mutual coupling mechanisms within a finite nonlinearly loaded antenna array are presented. These analyses are based on the method of nonlinear currents with the array mutual coupling effects treated by a power series expansion technique.
Lee, Kun-Chou, Chu, Tah-Hsiung
openaire   +1 more source

Dielectric Barrier Discharge Plasma Deoxidation of Natively Oxide Layer of Copper Powders in a Fluidized Bed

open access: yesAdvanced Engineering Materials, EarlyView.
This paper presents a novel approach to reducing oxide layers on metal powders using low‐temperature hydrogen dielectric barrier discharge plasmas at atmospheric pressure. Unlike conventional hydrogen‐plasma reductions, the powders do not contact the plasma directly.
Shukang Zhang   +3 more
wiley   +1 more source

A Low-Profile Decoupling Slot-Strip Array for 2 × 2 Microstrip Antenna

open access: yesIEEE Access, 2020
Two-dimensional antennas provide additional variables that can be used to control and shape the pattern, and widely used in engineering applications include tracking radar, communications, direction finding and many others.
Di Gao   +5 more
doaj   +1 more source

Printed dipole array fed with parallel strip line for Ku-band applications [PDF]

open access: yes, 2009
This paper presents the design procedure of a printed dipole antenna and 1D array configurations of the single dipole element in the Ku-Band with its metallic reflector plane parallel to the array plane. The proposed antenna has a natural beam tilt which
Dogan, Mustafa   +5 more
core  

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